WO2020168789A1 - Procédé et appareil de communication - Google Patents

Procédé et appareil de communication Download PDF

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Publication number
WO2020168789A1
WO2020168789A1 PCT/CN2019/123772 CN2019123772W WO2020168789A1 WO 2020168789 A1 WO2020168789 A1 WO 2020168789A1 CN 2019123772 W CN2019123772 W CN 2019123772W WO 2020168789 A1 WO2020168789 A1 WO 2020168789A1
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WIPO (PCT)
Prior art keywords
terminal
network element
service flow
session management
service
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PCT/CN2019/123772
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English (en)
Chinese (zh)
Inventor
于游洋
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华为技术有限公司
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Publication of WO2020168789A1 publication Critical patent/WO2020168789A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/50—Service provisioning or reconfiguring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup

Definitions

  • the embodiments of the present application relate to the field of communication technologies, and in particular, to a communication method and device.
  • next generation mobile communication network architecture Next Generation System
  • 5G fifth generation
  • the 5G network architecture not only supports the terminal access to the 5G core network side (Core Network) through the wireless technologies defined by the 3GPP standard group (such as Long Term Evolution (LTE), 5G Radio Access Network (RAN), etc.) , CN) and support non-(non)-3GPP access technology to access the core network side through non-3GPP Interworking Function (N3IWF) or next-generation access gateway (next Generation Packet Data Gateway, ngPDG).
  • N3IWF non-3GPP Interworking Function
  • ngPDG next-generation access gateway
  • 5GC can also support fixed network/wired network access in addition to RAN access (for example, 5GC supports residential Gateway (RG) access through wired network).
  • 5GC terminal a terminal that supports 5GC (hereinafter referred to as: 5GC terminal) can access 5GC through the above-mentioned home gateway. After the 5GC terminal accesses 5GC through the home gateway, the network elements in the 5GC that provide services for the home gateway form the first network. The second network is formed to provide services for 5GC terminals.
  • the terminal accesses the 5GC through the home gateway.
  • the terminal is registered on the second network (for example, 5GC) and the home gateway is registered on the first network.
  • QoS Quality of Service
  • the embodiments of the present application provide a communication method and device to provide service quality guarantee for the service flow of the terminal.
  • an embodiment of the present application provides a communication method, the method includes: a session management network element in the first network obtains any one or more of the following information: the terminal type of the second terminal, the service of the second terminal Stream information or the identification of the second terminal.
  • the session management network element determines the quality of service parameters in the first network according to any one or more of the terminal type of the second terminal, the service flow information of the second terminal, or the identification of the second terminal, and the service flow is the second terminal A service flow that communicates with the second network through the first terminal in the first network.
  • the second terminal is a terminal that communicates with the second network through the first network.
  • the embodiment of the present application provides a communication method. Because in the current prior art, when the first network transfers the service flow during communication between the second terminal and the second network, the session management network element is not sure that it is in the first network.
  • the service quality parameter of the service flow of the second terminal is transmitted.
  • the session management network element determines the service quality parameters of the service flow of the second terminal in the first network according to the terminal type, so that the first terminal and the user plane network element in the first network can be determined according to the session management network element.
  • the service quality parameter implements QoS control on the service flow of the second terminal in the first network.
  • the service flow of the second terminal can be reliably transmitted in the first network.
  • the session management network element determines the service flow of the second terminal according to any one or more of the terminal type of the second terminal, the service flow information of the second terminal, or the identification of the second terminal.
  • the quality of service parameters include: the session management network element obtains the contracted service quality parameters corresponding to any one or more of the terminal type, the service flow information of the second terminal, or the identifier of the second terminal from the data management network element.
  • the session management network element determines the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter. In this way, the service flow of the second terminal can be transmitted in the first network with the contracted service quality parameters according to the terminal granularity.
  • the method provided in the embodiment of the present application further includes: the session management network element obtains the quality of service parameter requested by the first terminal.
  • the session management network element determines the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter, which specifically includes: the session management network element determines the service flow parameter of the second terminal according to the contracted service quality parameter and the service quality parameter requested by the first terminal Quality of service parameters.
  • the service quality parameter of the service flow of the second terminal can be determined by combining the contracted service quality parameter and the service quality parameter requested by the first terminal.
  • the session management network element in the first network obtains the terminal type of the second terminal, including: the session management network element obtains service flow port number information from the user plane network element in the first network .
  • the session management network element obtains the terminal type of the second terminal or the identifier of the second terminal according to the port number information of the service flow.
  • the method provided in the embodiment of the present application further includes: The network element sends the first request message to instruct the user plane network element to report the port number information of the service flow.
  • the first request message may carry the identifier of the service flow.
  • the information used to determine the terminal type of the second terminal may be: the identification of the terminal corresponding to each terminal type, the session management network element in the first network obtains the terminal type of the second terminal, It includes: the session management network element determines the terminal type of the second terminal according to the identifier of the second terminal and the identifier of the terminal corresponding to each terminal type.
  • the method provided in the embodiment of the present application further includes: the session management network element receives a session management request message from the first terminal.
  • the session management request message includes any one or more of the following information: information used to determine the terminal type of the second terminal, and service flow information corresponding to the terminal type.
  • the session management request message may usually also carry the identifier of the managed session. This is convenient for the session management network element to determine the terminal type of the second terminal according to the information used to determine the terminal type of the second terminal during the session management process.
  • the session management request message further includes: a trusted gateway identifier and an untrusted gateway identifier.
  • the trusted gateway or untrusted gateway that is reachable by the managed session can be determined through the trusted gateway identifier and the untrusted gateway identifier.
  • the service flow information includes: at least one of the port number information of the service flow or the terminal media access control MAC address or the virtual local area network VLAN tag.
  • the information used to determine the terminal type of the second terminal is: port number information corresponding to each terminal type in one or more terminal types, and the session management network element is based on the port number information of the service flow .
  • Obtaining the terminal type of the second terminal includes: the session management network element determines that the port number information of the service flow is consistent with the port number information in the session management request message.
  • the session management network element determines the terminal type corresponding to the port number information in the session management request message as the terminal type of the second terminal. It should be understood that if the session management request message uses the port number information corresponding to each terminal type in one or more terminal types to replace the terminal type of the second terminal, the session management network element may compare the port number information of the service flow with each terminal type.
  • the port number information corresponding to each terminal type determines the terminal type of the second terminal.
  • the information used to determine the terminal type of the second terminal is: the terminal type of the second terminal.
  • the acquisition of the terminal type of the second terminal by the session management network element in the first network includes: the session management network element acquires the terminal type of the second terminal according to the terminal type carried in the session management request message and the identifier of the second terminal.
  • the method provided in the embodiment of the present application further includes: the session management network element sends the quality of service parameter to the user plane network element in the first network or the first terminal. It is convenient for the user plane network element or the first terminal to implement service quality control on the service flow of the second terminal transmitted in the first network according to the service quality parameter.
  • the method provided in the embodiment of the present application further includes: the session management network element further sends description information of the service flow to the user plane network element, and the description information includes QFI or DSCP value. So that the user plane network element determines the service flow based on the description information.
  • the method provided in the embodiment of the present application further includes: the session management network element sends a first instruction to the user plane network element.
  • the first indication is used to instruct the user plane network element to set the QFI or DSCP value carried in the inner data header of the service flow to the QFI in the outer data header of the service flow.
  • the terminal types include any one or more of the following types: terminals that support 5G core network access, interactive network television equipment, home user equipment, subscriber equipment, guest user equipment, non- Contract user equipment or third-party equipment.
  • a communication method provided by an embodiment of the present application includes: a first terminal in a first network determines a terminal type of a second terminal that accesses the first terminal.
  • the second terminal is a terminal that communicates with the second network through the first terminal in the first network.
  • the first terminal sends a session management request message to the session management network element in the first network.
  • the session management request message includes information used to determine the terminal type of the second terminal and service flow information corresponding to the terminal type.
  • the information used to determine the terminal type of the second terminal may be: the terminal type of the second terminal or port number information corresponding to each terminal type in one or more terminal types.
  • the information used to determine the terminal type of the second terminal may be: the identifier of the terminal corresponding to each terminal type.
  • the session management request message further includes: the identifier of the second terminal, or the identifier of the trusted gateway or the identifier of the untrusted gateway.
  • the service flow information includes: at least one of port number information of the service flow or terminal media access control MAC address.
  • the method provided in the embodiment of the present application further includes: the first terminal allocates port number information to the terminal type.
  • the first terminal in the first network determines the terminal type of the second terminal that accesses the first terminal, including: the first terminal uses the service set identifier accessed by the second terminal to determine the second The terminal type of the terminal.
  • the first terminal determines the terminal type of the second terminal according to the process supported by the second terminal.
  • the session management request message further includes any one or more of the following information: the identifier of the second terminal, the identifier of the trusted gateway, and the identifier of the untrusted gateway.
  • the terminal type includes any one or more of the following: terminals that support 5G core network access, interactive network television equipment, home user equipment, subscription user equipment, guest user equipment, non-subscribed user equipment User equipment, or third-party equipment.
  • the method provided in the embodiment of the present application further includes: the first terminal sends the quality of service parameter requested by the first terminal to the session management network element.
  • the method provided in the embodiment of the present application further includes: the first terminal receives the service quality parameter of the service flow of the second terminal from the session management network element, and the service flow is that the second terminal passes through the first network The service flow of the first terminal in the communication with the second network.
  • the method provided in the embodiment of the present application further includes: the first terminal transmits the service according to the quality of service parameter.
  • the first terminal transmitting the service flow according to the service quality parameter includes: the first terminal controls the air interface service quality between the second terminal and the first terminal according to the service quality parameter. That is, the first terminal transmits the service stream to the second terminal according to the quality of service parameter.
  • a communication method provided by an embodiment of the present application includes: a user plane network element in the first network receiving a service quality parameter of a service flow of a second terminal from a session management network element in the first network.
  • the service flow is a service flow in which the second terminal communicates with the second network through the first terminal in the first network.
  • User plane network elements use quality of service parameters to transmit service flows.
  • the method provided in the embodiment of the present application further includes: the user plane network element receives the description information of the service flow from the session management network element.
  • the description information includes QFI, or DSCP value.
  • the method provided in the embodiment of the present application further includes: the user plane network element receives a first instruction from the session management network element.
  • the first indication is used to instruct the user plane network element to set the QFI or DSCP value carried in the inner data header of the service flow to the QFI in the outer data header of the service flow.
  • the user plane network element adopts the quality of service parameters to transmit the service flow, including: the user plane network element maps the QFI or DSCP value carried in the inner data header of the service flow determined by the description information to the service flow QFI in the outer header of the data.
  • the user plane network element transmits the mapped service flow using quality of service parameters.
  • the method provided in the embodiment of the present application further includes: the user plane network element receives a first request message from the session management network element, the first request message is used to instruct the user plane network element to report the service flow The port number information.
  • the user plane network element sends the port number information of the service flow to the session management network element, and the port number information of the service flow is used to determine the terminal type of the second terminal.
  • the first request message may carry the identifier of the service flow.
  • an embodiment of the present application provides a communication method, the method including: a session management network element in a first network sends a first instruction to a user plane network element in the first network.
  • the first indication is used to instruct the user plane network element to send the association relationship between the security parameter index SPI and the quality of service flow identifier QFI.
  • SPI is used to determine the business flow.
  • the service flow is a service flow in which the second terminal communicates with the second network through the first terminal in the first network.
  • the session management network element receives the association relationship from the user plane network element.
  • the session management network element determines the quality of service parameters corresponding to the SPI according to the association relationship.
  • the session management network element determines the quality of service parameters corresponding to the SPI according to the association relationship, including: the session management network element determines the quality of service parameters of the service flow indicated by the QFI according to the QFI. The session management network element generates the service quality parameter corresponding to the SPI according to the service quality parameter of the service flow indicated by the QFI.
  • the session management network element determines the service quality parameter of the service flow indicated by the QFI according to the QFI, including: the session management network element determines the 5G service quality parameter identifier according to the QFI. The session management network element obtains the service quality parameter corresponding to the 5G service quality parameter identifier according to the 5G service quality parameter identifier. The session management network element determines the service quality parameter of the service flow indicated by the QFI according to the corresponding service quality parameter of the 5G service quality parameter identification.
  • the method provided in the embodiment of the present application further includes: the session management network element sends a quality of service parameter corresponding to the SPI to the user plane network element.
  • the method provided in the embodiment of the present application further includes: the session management network element sends the QFI in the outer data header of the service flow determined by the SPI to the user plane network element.
  • the method provided in the embodiment of the present application further includes: the session management network element sends a session management message to the first terminal in the first network.
  • the session management message includes SPI, and the quality of service parameters corresponding to the SPI.
  • an embodiment of the present application provides a communication method, including: a user plane network element in the first network receiving a first instruction from a session management network element in the first network.
  • the first indication is used to instruct the user plane network element to send the association relationship between the security parameter index SPI and the quality of service flow identifier QFI.
  • SPI is used to determine the business flow.
  • the user plane network element sends the association relationship to the session management network element.
  • the method provided in the embodiment of the present application further includes: the user plane network element receives a session management message from the session management network element.
  • the session management message includes the SPI, the quality of service parameters corresponding to the SPI, and the QFI in the outer data header.
  • the method provided in the embodiment of the present application further includes: the user plane network element uses the QFI in the outer data header to process the service flow determined by the SPI.
  • the user plane network element uses the QFI service quality parameter in the outer data header or the service quality parameter corresponding to the SPI to transmit the service flow determined by the SPI.
  • the first terminal may be a terminal registered in the first network.
  • the second terminal may be a terminal registered in the second network.
  • the second terminal may transmit the service flow to the second network via the first terminal, the data transmission channel between the first terminal and the first network, and the data transmission channel between the first network and the second network.
  • the second network can also use the data transmission channel between the second network and the first network to send the service flow for the second terminal to the first network, so that the first network uses the data transmission channel of the first network
  • the service stream for the second terminal is transmitted to the second terminal.
  • the first network may be a network registered by the first terminal.
  • the first network may include a core network element that provides services for the first terminal in a network registered by the first terminal.
  • the second network may be a network registered by the second terminal.
  • the second network may include a core network element that provides services for the second terminal in a network registered by the second terminal.
  • an embodiment of the present application provides a communication device.
  • the communication device may be a session management network element, or a chip or a chip system in the session management network element.
  • the communication device may include a processing unit and a communication unit.
  • the processing unit may be a processor, and the communication unit may be a communication interface or an interface circuit.
  • the communication device may further include a storage unit, and the storage unit may be a memory. The storage unit is used to store instructions, and the processing unit executes the instructions stored in the storage unit, so that the session management network element implements the communication method described in the first aspect or any one of the possible implementations of the first aspect .
  • the communication unit is configured to obtain any one or more of the following information: the terminal type of the second terminal, the service flow information of the second terminal, or the information of the second terminal Logo.
  • the processing unit is configured to determine that the service flow is in the first network according to any one or more of the terminal type of the second terminal, the service flow information of the second terminal, or the identification of the second terminal.
  • the service quality parameter, the service flow is the service flow of the second terminal communicating with the second network through the first terminal in the first network.
  • the communication unit is further configured to obtain information corresponding to any one or more of the terminal type, the service flow information of the second terminal, or the identification of the second terminal from the data management network element. Contracted service quality parameters.
  • the processing unit is specifically configured to determine the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter.
  • the communication unit is also used to obtain the quality of service parameter requested by the first terminal.
  • the processing unit is specifically configured to determine the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter and the service quality parameter requested by the first terminal.
  • the communication unit is specifically configured to obtain the port number information of the service flow from the user plane network element in the first network.
  • the processing unit is specifically configured to obtain the terminal type of the second terminal according to the port number information of the service flow.
  • the communication unit is further configured to receive a session management request message from the first terminal.
  • the session management request message includes any one or more of the following information: the terminal type of the second terminal, the second terminal The identifier of the terminal and the service flow information corresponding to the terminal type.
  • the session management request message further includes: a trusted gateway identifier and an untrusted gateway identifier.
  • the service flow information includes: at least one of port number information of the service flow, terminal media access control MAC address, or virtual local area network VLAN tag.
  • the processing unit is specifically configured to determine that the port number information of the service flow is consistent with the port number information in the session management request message; and is configured to correspond to the port number information in the session management request message
  • the terminal type of is determined as the terminal type of the second terminal.
  • the communication unit is further configured to send the quality of service parameter to a user plane network element in the first network or the first terminal.
  • the communication unit is also used to send description information of the service flow to the user plane network element, and the description information includes QFI or DSCP value.
  • the communication unit is further configured to send a first instruction to the user plane network element, where the first instruction is used to instruct the user plane network element to transfer the data carried in the inner data header of the service flow
  • the QFI or DSCP value is set to the QFI in the outer data header of the service flow.
  • the processing unit may be a processor, and the communication unit may be a communication interface.
  • the communication interface can be an input/output interface, a pin, or a circuit.
  • the processing unit executes the instructions stored in the storage unit, so that the session management network element implements the first aspect or a communication method described in any possible implementation manner of the first aspect.
  • the storage unit may be a storage unit in the chip (for example, a register, a cache, etc.), or a storage unit (for example, a read-only memory, a random access memory, etc.) located outside the chip in the session management network element .
  • an embodiment of the present application provides a communication device.
  • the communication device may be a first terminal, or a chip or a chip system in the first terminal.
  • the communication device may include a processing unit and a communication unit.
  • the processing unit may be a processor, and the communication unit may be a communication interface or an interface circuit.
  • the communication device may further include a storage unit, and the storage unit may be a memory.
  • the storage unit is used to store instructions, and the processing unit executes the instructions stored in the storage unit, so that the first terminal implements the second aspect or a communication method described in any possible implementation manner of the second aspect.
  • the communication device when the communication device may be the first terminal, the communication device is applied to the first network, and the processing unit is configured to determine the terminal type of the second terminal that accesses the first terminal.
  • the second terminal is a terminal that communicates with the second network through the communication device in the first network.
  • the communication unit is configured to send a session management request message to the session management network element in the first network.
  • the session management request message includes information used to determine the terminal type of the second terminal and service flow information corresponding to the terminal type.
  • the session management request message further includes: the identity of the second terminal, or the identity of the trusted gateway or the identity of the untrusted gateway.
  • the service flow information includes: at least one of port number information of the service flow or terminal media access control MAC address.
  • the processing unit is also used to allocate port number information for the terminal type.
  • the processing unit is specifically configured to determine the terminal type of the second terminal through the service set identifier accessed by the second terminal. Or, the processing unit is specifically configured to determine the terminal type of the second terminal according to the process supported by the second terminal.
  • the session management request message further includes any one or more of the following information: the identifier of the second terminal, the trusted gateway identifier, and the untrusted gateway identifier.
  • the communication unit is further configured to send the quality of service parameter requested by the first terminal to the session management network element.
  • the communication unit is further configured to receive service quality parameters of a service flow of a second terminal from the session management network element, where the service flow is that the second terminal passes through the first The service flow of the communication between the first terminal in the network and the second network.
  • the processing unit is also used to transmit services according to the quality of service parameters.
  • the processing unit is further specifically configured to control the air interface service quality between the second terminal and the first terminal according to the service quality parameter. That is, the processing unit also specifically transmits the service stream to the second terminal according to the service quality parameter.
  • the processing unit may be a processor, and the communication unit may be a communication interface, such as an input/output interface, a pin, or a circuit.
  • the processing unit executes the instructions stored in the storage unit to enable the first terminal to implement the communication method described in the second aspect or any one of the possible implementations of the second aspect.
  • the storage unit may be in the chip
  • the storage unit (for example, a register, a cache, etc.) may also be a storage unit (for example, a read-only memory, a random access memory, etc.) located outside the chip in the first terminal.
  • an embodiment of the present application provides a communication device.
  • the communication device may be a user plane network element, or a chip or a chip system in the user plane network element.
  • the communication device may include a processing unit and a communication unit.
  • the processing unit may be a processor, and the communication unit may be a communication interface or an interface circuit or a transceiver.
  • the communication device may further include a storage unit, and the storage unit may be a memory.
  • the storage unit is used to store instructions, and the processing unit executes the instructions stored in the storage unit to enable the user plane network element to implement the communication method described in the third aspect or any one of the possible implementations of the third aspect .
  • the communication device when the communication device may be a user plane network element, the communication device is applied to the first network, and the communication unit is specifically used to receive the traffic flow from the second terminal of the session management network element in the first network. Quality of service parameters.
  • the service flow is a service flow in which the second terminal communicates with the second network through the first terminal in the first network.
  • the processing unit is used to transmit the service flow using the quality of service parameters.
  • the communication unit is also used to receive description information of the service flow from the session management network element.
  • the description information includes QFI, or DSCP value.
  • the communication unit is further configured to receive the first instruction from the session management network element.
  • the first indication is used to instruct the user plane network element to set the QFI or DSCP value carried in the inner data header of the service flow to the QFI in the outer data header of the service flow.
  • the processing unit is specifically configured to map the QFI or DSCP value carried in the inner data header of the service flow determined by the description information to the QFI in the outer data header of the service flow.
  • the user plane network element transmits the mapped service flow using quality of service parameters.
  • the communication unit is further configured to receive a first request message from the session management network element, where the first request message is used to instruct the user plane network element to report the port number information of the service flow.
  • the user plane network element sends the port number information of the service flow to the session management network element, and the port number information of the service flow is used to determine the terminal type of the second terminal.
  • the first request message may carry the identifier of the service flow.
  • the processing unit may be a processor, and the communication unit may be a communication interface, such as an input/output interface, a pin, or a circuit.
  • the processing unit executes the instructions stored in the storage unit to enable the user plane network element to implement the communication method described in the third aspect or any one of the possible implementations of the third aspect.
  • the storage unit may be in the chip
  • the storage unit (for example, register, cache, etc.) in the user plane network element may also be a storage unit (for example, read-only memory, random access memory, etc.) located outside the chip in the user plane network element.
  • an embodiment of the present application provides a communication device.
  • the communication device may be a session management network element, or a chip or a chip system in the session management network element.
  • the communication device may include a processing unit and a communication unit.
  • the processing unit may be a processor, and the communication unit may be a communication interface or an interface circuit.
  • the communication device may further include a storage unit, and the storage unit may be a memory.
  • the storage unit is used to store instructions, and the processing unit executes the instructions stored in the storage unit, so that the session management network element implements the communication method described in the fourth aspect or any one of the possible implementations of the fourth aspect .
  • the communication device when the communication device is a session management network element, the communication device is applied to a first network, and the communication unit is configured to send a first instruction to a user plane network element in the first network.
  • the first indication is used to instruct the user plane network element to send the association relationship between the security parameter index SPI and the quality of service flow identifier QFI.
  • SPI is used to determine the business flow.
  • the service flow is a service flow in which the second terminal communicates with the second network through the first terminal in the first network.
  • the communication unit is also used to receive the association relationship from the user plane network element.
  • the processing unit is used to determine the quality of service parameters corresponding to the SPI according to the association relationship.
  • the processing unit is specifically configured to determine the quality of service parameters of the service flow indicated by the QFI according to the QFI.
  • the processing unit is specifically configured to generate the service quality parameter corresponding to the SPI according to the service quality parameter of the service flow indicated by the QFI.
  • the processing unit is specifically configured to determine a 5G service quality parameter identifier according to QFI, and specifically to obtain a service quality parameter corresponding to the 5G service quality parameter identifier according to the 5G service quality parameter identifier.
  • the processing unit is specifically configured to determine the service quality parameter of the service flow indicated by the QFI according to the service quality parameter corresponding to the 5G service quality parameter identifier.
  • the communication unit is further configured to send the quality of service parameters corresponding to the SPI to the user plane network element.
  • the communication unit is further configured to send the QFI in the outer data header of the service flow determined by the SPI to the user plane network element.
  • the communication unit is further configured to send a session management message to the first terminal in the first network.
  • the session management message includes SPI, and the quality of service parameters corresponding to the SPI.
  • the processing unit may be a processor, and the communication unit may be a communication interface.
  • the communication interface can be an input/output interface, a pin, or a circuit.
  • the processing unit executes the instructions stored in the storage unit, so that the session management network element implements the fourth aspect or any one of the communication methods described in the fourth aspect.
  • the storage unit may be a storage unit in the chip (for example, a register, a cache, etc.), or a storage unit (for example, a read-only memory, a random access memory, etc.) located outside the chip in the session management network element .
  • an embodiment of the present application provides a communication device.
  • the communication device may be a user plane network element, or a chip or a chip system in the user plane network element.
  • the communication device may include a processing unit and a communication unit.
  • the processing unit may be a processor, and the communication unit may be a communication interface or an interface circuit or a transceiver.
  • the communication device may further include a storage unit, and the storage unit may be a memory.
  • the storage unit is used to store instructions, and the processing unit executes the instructions stored in the storage unit, so that the user plane network element implements the communication method described in the fifth aspect or any one of the possible implementations of the fifth aspect .
  • the communication device when the communication device may be a user plane network element, the communication device is applied to a first network, and the communication unit is configured to receive a first instruction from a session management network element in the first network.
  • the first indication is used to instruct the user plane network element to send the association relationship between the security parameter index SPI and the quality of service flow identifier QFI.
  • SPI is used to determine the business flow.
  • the communication unit is also used to send the association relationship to the session management network element.
  • the communication unit is configured to receive a session management message from the session management network element.
  • the session management message includes the SPI, the quality of service parameters corresponding to the SPI, and the QFI in the outer data header.
  • the communication device may further include: a processing unit, configured to process the service flow determined by the SPI using QFI in the outer data header.
  • the processing unit is further configured to use the QFI service quality parameter in the outer data header or the service quality parameter corresponding to the SPI to transmit the service flow determined by the SPI.
  • the processing unit may be a processor, and the communication unit may be a communication interface, such as an input/output interface, a pin, or a circuit.
  • the processing unit executes the instructions stored in the storage unit, so that the user plane network element implements the communication method described in the fifth aspect or any one of the possible implementations of the fifth aspect.
  • the storage unit may be in the chip
  • the storage unit (for example, register, cache, etc.) in the user plane network element may also be a storage unit (for example, read-only memory, random access memory, etc.) located outside the chip in the user plane network element.
  • an embodiment of the present application provides a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program or instruction.
  • the computer program or instruction runs on a computer, the computer executes the operations as described in the first aspect to The communication method described in any one of the possible implementations of the first aspect.
  • the embodiments of the present application provide a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program or instruction.
  • the computer program or instruction When the computer program or instruction is run on the computer, the computer can execute the operations as described in the second aspect to The communication method described in any one of the possible implementations of the second aspect.
  • the embodiments of the present application provide a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program or instruction.
  • the computer program or instruction When the computer program or instruction is run on the computer, the computer can execute the operations as in the third aspect to The communication method described in any one of the possible implementations of the third aspect.
  • the embodiments of the present application provide a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program or instruction.
  • the computer program or instruction runs on the computer, the computer can execute the fourth aspect to The communication method described in any one of the possible implementations of the fourth aspect.
  • the embodiments of the present application provide a computer-readable storage medium, and a computer program or instruction is stored in the computer-readable storage medium.
  • the computer program or instruction runs on the computer, the computer can execute the operations as described in the fifth aspect to The communication method described in any one of the possible implementations of the fifth aspect.
  • the embodiments of the present application provide a computer program product including instructions.
  • the instructions run on a computer, the computer executes the communication described in the first aspect or various possible implementations of the first aspect. method.
  • this application provides a computer program product including instructions, which when the instructions run on a computer, cause the computer to execute the second aspect or a communication method described in various possible implementations of the second aspect.
  • embodiments of the present application provide a computer program product including instructions.
  • the instructions run on a computer, the computer executes the third aspect or a communication described in various possible implementations of the third aspect. method.
  • the present application provides a computer program product including instructions, which when the instructions run on a computer, cause the computer to execute the fourth aspect or a communication method described in various possible implementations of the fourth aspect.
  • the embodiments of the present application provide a computer program product including instructions.
  • the instructions run on a computer, the computer executes the communication described in the fifth aspect or various possible implementations of the fifth aspect. method.
  • an embodiment of the present application provides a communication system, which includes any one or more of the following: the ninth aspect and the session management network elements described in various possible implementation manners, and the tenth aspect And the user plane network elements described in the various possible implementations of the tenth aspect.
  • an embodiment of the present application provides a communication system, which includes any one or more of the following: the sixth aspect and the session management network elements described in various possible implementation manners, and the seventh aspect And the first terminal described in various possible implementation manners of the seventh aspect, and the user plane network element described in the eighth aspect and various possible implementation manners of the eighth aspect.
  • an embodiment of the present application provides a communication device.
  • the communication device includes a processor and a storage medium.
  • the storage medium stores instructions. When the instructions are executed by the processor, they implement the first aspect or the first aspect.
  • an embodiment of the present application provides a communication device that includes a processor and a storage medium.
  • the storage medium stores instructions. When the instructions are executed by the processor, they can implement the second aspect or the second aspect.
  • an embodiment of the present application provides a communication device that includes a processor and a storage medium.
  • the storage medium stores instructions. When the instructions are executed by the processor, they can implement the third aspect or the third aspect.
  • an embodiment of the present application provides a communication device that includes a processor and a storage medium.
  • the storage medium stores instructions. When the instructions are executed by the processor, each of the fourth or fourth aspects is implemented.
  • an embodiment of the present application provides a communication device that includes a processor and a storage medium.
  • the storage medium stores instructions. When the instructions are executed by the processor, each of the fifth or fifth aspects is implemented.
  • the present application provides a chip or chip system.
  • the chip or chip system includes at least one processor and a communication interface.
  • the communication interface and the at least one processor are interconnected by wires, and the at least one processor is used to run a computer program or Instructions to perform the communication method described in any one of the first aspect to any one of the possible implementation manners of the first aspect.
  • the present application provides a chip or chip system.
  • the chip or chip system includes at least one processor and a communication interface.
  • the communication interface and the at least one processor are interconnected by wires, and the at least one processor is used to run computer programs or Instructions to perform the communication method described in any one of the possible implementation manners of the second aspect to the second aspect.
  • the present application provides a chip or chip system.
  • the chip or chip system includes at least one processor and a communication interface.
  • the communication interface and at least one processor are interconnected by wires, and the at least one processor is used to run computer programs or instructions. , In order to perform the communication method described in any one of the third aspect to any one of the possible implementation manners of the third aspect.
  • the present application provides a chip or chip system.
  • the chip or chip system includes at least one processor and a communication interface.
  • the communication interface and the at least one processor are interconnected by wires, and the at least one processor is used to run computer programs or Instructions to perform the communication method described in any one of the possible implementations of the fourth aspect to the fourth aspect.
  • the present application provides a chip or chip system.
  • the chip or chip system includes at least one processor and a communication interface.
  • the communication interface and the at least one processor are interconnected by wires, and the at least one processor is used to run a computer program or Instructions to perform the communication method described in any one of the possible implementations of the fifth aspect to the fifth aspect.
  • the communication interface in the chip can be an input/output interface, a pin, or a circuit.
  • the chip or chip system described above in this application further includes at least one memory, and the at least one memory stores instructions.
  • the memory may be a storage unit inside the chip, for example, a register, a cache, etc., or a storage unit of the chip (for example, a read-only memory, a random access memory, etc.).
  • an embodiment of the present application provides a communication device, including a processor, the processor is connected to a memory, and the processor is configured to run instructions or computer programs stored in the memory to implement the first Aspect to the communication method described in any one of the possible implementation manners of the first aspect.
  • an embodiment of the present application provides a communication device, including a processor connected to a memory, and the processor is configured to run instructions or computer programs stored in the memory to implement the second The communication method described in any one of the possible implementation manners from the aspect to the second aspect.
  • an embodiment of the present application provides a communication device including a processor connected to a memory, and the processor is configured to run instructions or computer programs stored in the memory to implement the third Aspect to the communication method described in any one of the possible implementation manners of the third aspect.
  • an embodiment of the present application provides a communication device, including a processor connected to a memory, and the processor is configured to run instructions or computer programs stored in the memory to implement the fourth Aspect to the communication method described in any one of the possible implementation manners of the fourth aspect.
  • an embodiment of the present application provides a communication device, including a processor connected to a memory, and the processor is configured to run instructions or computer programs stored in the memory to implement the fifth Aspect to the communication method described in any one of the possible implementation manners of the fifth aspect.
  • FIGS. 1 to 3 are schematic structural diagrams of a communication system provided by an embodiment of this application.
  • FIG. 12 is a first structural diagram of a communication device according to an embodiment of the application.
  • FIG. 13 is a schematic structural diagram of a communication device provided by an embodiment of this application.
  • FIG. 14 is a schematic structural diagram of a terminal provided by an embodiment of this application.
  • FIG. 15 is a schematic structural diagram of a chip provided by an embodiment of the application.
  • words such as “first” and “second” are used to distinguish the same items or similar items that have substantially the same function and effect.
  • the first network and the second network are only used to distinguish different networks, and the order of their order is not limited.
  • words such as “first” and “second” do not limit the quantity and order of execution, and words such as “first” and “second” do not limit the difference.
  • At least one refers to one or more, and “multiple” refers to two or more.
  • “And/or” describes the association relationship of the associated objects, indicating that there can be three relationships, for example, A and/or B, which can mean: A alone exists, both A and B exist, and B exists alone, where A, B can be singular or plural.
  • the character “/” generally indicates that the associated objects are in an "or” relationship.
  • "The following at least one item (a)” or similar expressions refers to any combination of these items, including any combination of a single item (a) or plural items (a).
  • at least one item (a) of a, b, or c can mean: a, b, c, ab, ac, bc, or abc, where a, b, and c can be single or multiple .
  • FIG. 1 shows a schematic diagram of a communication system provided by an embodiment of the present application.
  • the communication system includes: a terminal 10, a first network 20, and a second network 30.
  • the terminal 10 accesses the second network 30 through the first network 20.
  • the first network 20 includes a session management network element 201, a user plane network element 203, and a terminal 202.
  • the user plane network element 203 is used to transmit the service flow of the terminal 202.
  • the first network 20 includes network elements that provide services for the terminal 202 in the core network registered by the terminal 202.
  • the second network 30 includes network elements that provide services for the terminal 10 in the core network registered by the terminal 10 through the first network. That is, the first network includes core network elements that provide services for the terminal 202 in the core network. That is, the second network includes core network elements in the core network that provide services for the terminal 10.
  • the terminal 10 and the terminal 202 registered in the embodiment of the present application may be the same core network. It can also be a different core network.
  • the core network network elements constituting the first network 20 and the core network network elements constituting the second network 30 may be the same or different. The embodiments of this application do not limit this.
  • the first network and the second network may be respectively composed of the same or different network elements of the same public land mobile network (Public Land Mobile Network, PLMN), or may be composed of different network elements of different PLMNs.
  • PLMN Public Land Mobile Network
  • the core network registered by the terminal 202 is a 4G core network (for example, Evolved Packet Core (EPC)) as an example.
  • the first network 20 includes a core network that provides services for the terminal 202 in the 4G core network
  • the second network 30 includes a core network element that provides services for the terminal 10 in the 5G core network.
  • the core network registered by the terminal 202 and the terminal 10 are both 5GCs.
  • the first network 20 includes core network elements that provide services for the terminal 202 in the 5G core network.
  • the second network 30 includes core network elements that provide services for the terminal 10 in the 5G core network.
  • the core networks registered by the terminal 202 and the terminal 10 are both 4G core networks.
  • the first network 20 includes core network elements that provide services for the terminal 202 in the 4G core network.
  • the second network 30 includes core network elements that provide services for the terminal 10 in the 4G core network.
  • the first network in the embodiment of the present application may further include a mobility management network element and a policy network element. among them,
  • the mobile management network element is mainly responsible for user registration authentication, mobility management, and issuing data packet forwarding strategies and QoS control strategies to the user plane (UPF).
  • UPF user plane
  • the mobility management network element may be a mobility management entity (Mobility Management Entity, MME).
  • MME Mobility Management Entity
  • PCRF Policy and Charging Rules Function
  • the session management network element may be: a session management function (Session Management Function, SMF) network element.
  • the mobility management network element may be an access and mobility management function (Access and Mobility Management Function, AMF) network element.
  • the policy network element may be a policy control function (Policy Control function, PCF) network element.
  • the user plane network element 203 may be a user plane function (UPF) network element.
  • the network structure shown in Fig. 2 can be called: a fixed-mobile convergence network architecture.
  • the session management network element 201 may be: the first SMF network element
  • the user plane network element 203 may correspond to the first UPF network element in FIG.
  • the first network may include: a first SMF network element, a first AMF network element, a first PCF network element, and a first UPF network element.
  • the second network may be: a second SMF network element, a second AMF network element, a second PCF network element, and a UPF network element 302.
  • the 5G network architecture may also include: Interworking Function (IWF) network element 303 and Data Network (DN) 304.
  • IWF Interworking Function
  • DN Data Network
  • the UPF network element 302 and the IWF network element 303 belong to the second network 30.
  • the UPF network element is the user plane gateway, which is mainly responsible for packet data packet forwarding, QoS control, and accounting information statistics.
  • the service flow is transmitted to the DN 304 through the UPF network element 302.
  • the DN304 is used to provide services for the terminal 10, such as providing mobile operator services, Internet services, or third-party services.
  • the access device 204 is an access network device, which may be a wireless access network (for example, Next Generation Radio Access Network (NG RAN)), wired access network/fixed network connection Access to the network (Wireline 5G Access Network, W-5GAN), for example, access gateway function (Access Gateway Function, AGF) or network gateway control equipment (Broadband network gateway, BNG).
  • NG RAN Next Generation Radio Access Network
  • W-5GAN Wireless 5G Access Network
  • AGF Access Gateway Function
  • BNG Broadband network gateway
  • the terminal 10 accesses the second network 30 through the terminal 202.
  • the terminal 10 uses the data transmission channel between the terminal 202 and the first network 20 and the second network 30 to transmit service streams to the second network 30.
  • the second network 30 uses the data transmission channel between the second network 30 and the first network 20 to send the service flow for the terminal 10 to the first network 20.
  • the first network 20 sends a service flow for the terminal 10 to the terminal 10 through the user plane network element 203 (corresponding to the first UPF network element in FIG. 2) and the terminal 202 in the first network 20.
  • the service flow of the terminal 10 is transmitted to the first UPF network element through the user plane of the terminal 202.
  • the first UPF network element transmits the service stream of the terminal 10 to the IWF network element 303 of the second network 30.
  • the specific implementation is that the terminal 10 and the IWF network element 303 establish an IPSEC tunnel to transmit the service flow of the terminal 10.
  • the service flow of the terminal 10 can be transmitted as the service flow of the terminal 202 in the first network.
  • the first UPF network element in the first network 10 then transmits the service flow of the terminal 10 to the IWF network element 303, and the IWF network element 303 transmits the received service flow of the terminal 10 to the UPF network element 302, and then the UPF network element 302 then transmits the service stream of the terminal 10 to the DN304.
  • the session management network element 201 and the user plane network element 203 in the first network 20 may also exist in the first network 20.
  • other network elements may also exist in the first network 20.
  • the other network elements that may exist in the first network 20 under the 5G architecture as an example, for the other network elements existing in the 5G architecture in the second network 30, reference may be made to the description of the first network 20 under the 5G architecture.
  • the 5G network architecture may also include: Unified Data Management (UDM) network elements, data network (DN), and authentication server function, AUSF) network element, unified database (Unified Data Repository, UDR), or binding support function (BSF).
  • UDM Unified Data Management
  • DN data network
  • AUSF authentication server function
  • UDR Unified Data Repository
  • BSF binding support function
  • NEF Network capability exposure function
  • NRF network repository function
  • AF application functions
  • the role of the IWF network element 303 is equivalent to the role of an access device.
  • the terminal communicates with the AMF network element through a next generation network (Next generation, N1) interface (N1 for short).
  • the access device communicates with the AMF network element through the N2 interface (N2 for short).
  • the access device communicates with the UPF network element through the N3 interface (N3 for short).
  • the UPF network element communicates with the DN through the N6 interface (N6 for short).
  • Any two UPF network elements communicate through N9 interface (abbreviated as N9).
  • the UPF network element communicates with the SMF network element through the N4 interface (N4 for short).
  • the AMF network element communicates with the SMF network element through the N11 interface (N11 for short).
  • the AMF network element communicates with the UDM network element through the N8 interface (N8 for short).
  • the SMF network element communicates with the PCF network element through the N7 interface (N7 for short).
  • the SMF network element communicates with the UDM network element through the N10 interface (N10 for short).
  • the AMF network element communicates with the AUSF network element through the N12 interface (N12 for short).
  • the AMF network element communicates with the NSSF network element through the N22 interface (N22 for short).
  • the AUSF network element communicates with the UDM network element through the N13 interface (N13 for short).
  • the UDM network element communicates with the UDR network element.
  • the PCF network element communicates with the UDR network element
  • the BSF network element communicates with the PCF network element and the SMF network element.
  • control plane network elements may also interact with each other using a service interface.
  • AMF network elements, AUSF network elements, SMF network elements, UDM network elements, UDR network elements, NRF network elements, NEF network elements, NSSF network elements, or PCF network elements interact with each other using a service interface.
  • the service-oriented interface provided by the AMF network element to the outside may be Namf.
  • the service-oriented interface provided by the SMF network element to the outside may be Nsmf.
  • the service-oriented interface provided by the UDM network element to the outside may be Nudm.
  • the service-oriented interface provided by the UDR network element to the outside may be Nudr.
  • the service-oriented interface provided by the PCF network element to the outside may be Npcf.
  • the service-oriented interface provided by the BSF network element to the outside may be Nbsf.
  • the service-oriented interface provided by the NEF network element to the outside may be Nnef.
  • the service-oriented interface provided by the NRF network element to the outside may be Nnrf.
  • the service-oriented interface provided by the NSSF network element to the outside may be Nnssf.
  • the service-oriented interface provided by the NWDAF network element to the outside may be Nnwdaf.
  • FIG. 3 is only an exemplary UPF network element and SMF network element. Of course, this may include multiple UPF network elements and SMF network elements, such as SMF network element 1 and SMF network element 2, which is not specifically limited in the embodiment of the present application. Among them, the connection mode between each network element can refer to the network architecture shown in FIG. 3, which will not be repeated here.
  • the name of the interface between the various network elements in FIG. 3 is just an example, and the name of the interface may be other names in a specific implementation, which is not specifically limited in the embodiment of the present application.
  • the access device, AF network element, AMF network element, SMF network element, AUSF network element, UDM network element, UPF network element, and PCF network element in Figure 3 are only a name, and the name does not affect the device itself Constitutive limitation.
  • the network elements corresponding to the access equipment, AF network elements, AMF network elements, SMF network elements, AUSF network elements, UDM network elements, UPF network elements and PCF network elements can also be other The name of this application does not specifically limit this.
  • the UDM network element may also be replaced with a user home server (home subscriber server, HSS) or user subscription database (user subscription database, USD) or a database entity, etc., which will be uniformly explained here and will not be repeated in the following .
  • HSS home subscriber server
  • USD user subscription database
  • the network architecture of the embodiment of the present application is not limited to the 5G fixed-mobile converged network architecture, but any architecture in which the terminal accesses the second network through the first network is applicable to the embodiment of the present application.
  • the first network or the second network may be a private network, a long time evolution (LTE) network, a MulteFire network or a home base station network, or a non-3GPP mobile network such as WIFI access, or a future 6G network.
  • the Access Network (AN) in the first network can be NG RAN, or it can be the Access Gateway Function (AGF) for fixed network access or the Broadband network gateway (BNG) Or wired access network/Fixed network access network (Wireline AN), or private network access network, or Multifire network access, or non-trusted access gateway (Non-3GPP Interworking Function, N3IWF), or trusted access Into the gateway.
  • AMF Access Gateway Function
  • BNG Broadband network gateway
  • Wixed network access network Wireless AN
  • Wiline AN Wireless AN
  • N3IWF non-3GPP Interworking Function
  • the first terminal or the second terminal (terminal) involved in the embodiment of the present application may include various devices with wireless communication functions that can be connected to a mobile network.
  • handheld devices, in-vehicle devices, wearable devices, computing devices or other processing devices connected to wireless modems can also include subscriber units, cellular phones, smart phones, and wireless data Card, personal digital assistant (PDA) computer, tablet computer, wireless modem (modem), handheld device (handheld), laptop computer, cordless phone, or wireless local loop (wireless local loop, WLL) station, machine type communication (MTC) terminal, user equipment (UE), mobile station (mobile station, MS), terminal device (terminal device), relay user equipment .
  • the relay user equipment may be a 5G residential gateway (RG).
  • One terminal can be the first terminal and the second terminal at the same time.
  • AMF network elements include: connection management, mobility management, registration management, access authentication and authorization, reachability management, or, security context management and other access and mobility-related functions.
  • the main functions include: session management (such as session establishment, modification and release, including tunnel maintenance between UPF and AN), UPF network element selection and control, service and session continuity (Service and Session Continuity, SSC) ) Session-related functions such as mode selection, or, roaming.
  • session management such as session establishment, modification and release, including tunnel maintenance between UPF and AN
  • UPF network element selection and control including tunnel maintenance between UPF and AN
  • service and session continuity Service and Session Continuity, SSC)
  • Session-related functions such as mode selection, or, roaming.
  • the main functions of the PCF network element include: unified policy formulation, policy control provision, and policy-related functions such as obtaining contract information related to policy decisions from UDR.
  • the main function of NSSF network element includes: selecting a group of network slice instances for the terminal. Or, determine the allowed NSSAI and determine the set of AMF network elements that can serve the terminal.
  • the main functions of the NRF network element include: service discovery function, maintenance of available network function (Network Function, NF) instances of NF text and services supported by NF instances.
  • Network Function Network Function
  • the AF network element interacts with the 3GPP core network to provide services or services, including interaction with the NEF, or, policy framework interaction.
  • NEF network elements include: safe and open services and capabilities provided by 3GPP network functions, which are internally open or open to third parties.
  • DNN Data Network Name
  • S-NSSAI Single Network Slice Selection Assistance
  • UDM supports authentication credential processing, user identity processing, access authorization, registration and mobility management, contract management, or short message management in the 3GPP authentication and key negotiation mechanism.
  • the AUSF network element interacts with UDM to obtain user information and performs authentication-related functions, such as generating intermediate secret keys.
  • UDR is used to store subscription data (Subscribed Data), policy information (Policy Data), application data (Application Data), etc.
  • the execution subject of the sending end of a communication method in the embodiment of the present application may be a session management network element, or may be a device applied to the session management network element. For example, it is applied to a chip or a chip system in a session management network element.
  • the execution subject of the receiving end of a communication method may be the user plane network element and/or the first terminal, or may be a device applied to the user plane network element and/or the first terminal, for example, applied to the user plane network element and /Or the chip or chip system in the first terminal.
  • the following embodiments will respectively take the session management network element, the user plane network element and/or the first terminal as examples.
  • FIG. 4 shows a communication method provided by an embodiment of the present application, and the method can be applied to the communication system shown in FIG. 1.
  • the method includes:
  • Step 101 The session management network element in the first network obtains any one or more of the following information: the terminal type of the second terminal, the service flow information of the second terminal, or the identifier of the second terminal.
  • the second terminal is a terminal that accesses the second network through the first terminal in the first network. That is, there is a connection between the first terminal and the second terminal.
  • the second terminal may send a service flow to the first terminal, so that the first terminal transmits the service flow to the second network through the first network.
  • the first terminal may transmit the service flow from the second terminal as the service flow of the first terminal in the first network.
  • the service flow information of the second terminal is used to determine the service flow of the second terminal.
  • the identifier of the second terminal is used to determine the second terminal.
  • the first network may be the first network 20 shown in FIG. 1.
  • the session management network element may be the session management network element 201 shown in FIG. 1.
  • the second terminal may be the terminal 10 shown in FIG. 1.
  • the first terminal may be the terminal 202 shown in FIG. 1.
  • the terminal types involved in the embodiments of this application may include any one or more of the following types: terminals that support 5G core network access (for example, 5GC Capable UE), interactive network television equipment (Internet Protocol) Television, IPTV), home user equipment (host UE), contract user equipment, guest user equipment (guest UE), non-subscribed user equipment, or third-party equipment.
  • 5G core network access for example, 5GC Capable UE
  • IPTV Internet Protocol
  • host UE home user equipment
  • contract user equipment guest user equipment
  • non-subscribed user equipment or third-party equipment.
  • Step 102 The session management network element determines the quality of service of the service flow in the first network according to any one or more of the terminal type of the second terminal, the service flow information of the second terminal, or the identification of the second terminal. Service, QoS) parameters.
  • the service flow is a service flow in which the second terminal communicates with the second network through the first terminal in the first network.
  • the user plane network element may be the user plane network element 203 shown in FIG. 1.
  • the first terminal may be the terminal 202 shown in FIG. 1.
  • the second terminal may be the terminal 10 shown in FIG. 1.
  • the service flow may include a downlink service flow or an uplink service flow.
  • the uplink service flow refers to the service flow sent by the second terminal to the second network through the first terminal in the first network.
  • Downlink service flow refers to a service flow sent by the second network to the second terminal through the first terminal in the first network.
  • the content of the quality of service parameters involved in the embodiments of the present application may include any one or more of priority, delay, bandwidth, packet loss rate, and guaranteed flow bit rate (GFBR).
  • GFBR guaranteed flow bit rate
  • Different business flows have different requirements for service quality parameters. For example, bandwidth-guaranteed service flows need to ensure sufficient bandwidth, and delay-guaranteed service flows are sensitive to delay and need to ensure a short delay.
  • the service quality parameters in the embodiments of the present application are used to determine the network resources that need to be provided for the service flow to meet the transmission quality requirements to ensure the reliable transmission of the service flow.
  • the network resource is a resource that can be used to meet the QoS parameter requirements of the service flow when the first terminal and/or the user plane network element transmits the service flow in the first network.
  • the service quality parameter as bandwidth
  • the first terminal and the user plane network element may reserve sufficient bandwidth resources for the service flow in order to make the transmission of the service flow reach the bandwidth value indicated by the service quality parameter.
  • the embodiment of the present application provides a communication method. Because in the current prior art, when the first network transfers the service flow of the second terminal during the communication between the second terminal and the second network, the session management network element is not sure where The service quality parameter of the service flow of the second terminal is transmitted in the first network.
  • the session management network element determines that the service flow is in the first terminal according to any one or more of the terminal type of the second terminal connected to the first terminal, the service flow information of the second terminal, or the identification of the second terminal. Quality of service parameters in the network, so that the first terminal and user plane network element in the first network can implement QoS control on the service flow of the second terminal in the first network according to the service quality parameters determined by the session management network element.
  • the service flow of the second terminal can be reliably transmitted in the first network.
  • the method provided in the embodiment of the present application further includes:
  • Step 103 The first terminal in the first network determines the terminal type of the second terminal that accesses the first terminal (the terminal type may also be referred to as the terminal category), the service flow information of the second terminal, or the identifier of the second terminal.
  • the second terminal is a terminal that communicates with the second network through the first terminal in the first network. That is, the second terminal accesses the first terminal.
  • step 103 may be implemented in the following manner: the first terminal determines the terminal type of the second terminal through the service set identifier accessed by the second terminal.
  • the first terminal has service set identifiers allocated for different terminal types. If the second terminal accesses the first terminal through a service set (Service Set), the first terminal may determine that the terminal type of the second terminal is the terminal type associated with the service set identifier.
  • Service Set Service Set
  • the first terminal has a corresponding relationship between service set identifier 1 and terminal type 1, and a corresponding relationship between service set identifier 2 and terminal type 2. If the second terminal accesses the first terminal through the service set 1 indicated by the service set identifier 1, the terminal type of the second terminal is terminal type 1.
  • step 103 may be implemented in the following manner: the first terminal determines the terminal type of the second terminal according to the physical port of the second terminal that accesses the first terminal.
  • step 103 can be implemented in the following manner: the first terminal determines the terminal type of the second terminal that accesses the first terminal according to the local implementation.
  • step 103 may be implemented in the following manner: the first terminal determines the terminal type of the second terminal according to the process supported by the second terminal. For example, if the first terminal determines that the second terminal supports the Extensible Authentication Protocol (EAP)-5G process, the terminal type of the second terminal is determined to be a terminal that supports 5G core network access.
  • EAP Extensible Authentication Protocol
  • the RG has SSID1 allocated for 5GC Capable UE and SSID2 allocated for IPTV equipment, so the RG can determine that the terminal type that accesses the RG through SSID1 is 5GC Capable UE.
  • the terminal type that accesses the RG through SSID2 is an IPTV device.
  • the first terminal obtains the identity of the second terminal.
  • the second terminal may also send the identification of the second terminal to the first terminal.
  • the identifier of the second terminal in the embodiment of the present application is used to identify the second terminal.
  • the identifier of the second terminal may be any one or more of a subscriber permanent identifier (Subscriber Permanent Identifier, SUPI), or a subscriber hidden identifier (Subscriber Concealed Identifier, SUCI), or a phone number.
  • the second terminal may use a dynamic host configuration protocol (Dynamic Host Configuration Protocol, DHCP) message, or a hypertext transport protocol (Hyper Text Transport Protocol, HTTP) message, or an access network query protocol (Access Network Query Protocol, The ANQP) message sends the identification of the second terminal to the first terminal.
  • DHCP Dynamic Host Configuration Protocol
  • HTTP Hyper Text Transport Protocol
  • ANQP Access Network Query Protocol
  • the first terminal determines that the terminal type of the second terminal connected to the first terminal is IPTV equipment, home user equipment, contract user equipment, guest user equipment, non-subscribe user equipment, or third-party equipment (device)
  • IPTV equipment IPTV equipment
  • home user equipment contract user equipment
  • guest user equipment guest user equipment
  • non-subscribe user equipment or third-party equipment (device)
  • the method refer to the process in which the first terminal determines that the terminal type of the second terminal that accesses the first terminal is 5GC Capable UE, which will not be repeated here.
  • the embodiment of the present application may further include: the first terminal selects a session in the first network for the second terminal accessing the first terminal. That is, the first terminal may perform step 104 after selecting a session in the first network for the second terminal accessing the first terminal. Specifically, if the first terminal determines that there is a session in the first network that can be serviced by the second terminal, the session update procedure may be executed. If the first terminal determines that there is no session that can be serviced by the second terminal in the first network, the session establishment procedure may be performed.
  • the session involved in the embodiment of the present application may be a packet data unit (Packet Data Unit, PDU) in a 5G network, or the session may be a public data network (Public Data Network, PDN) connection in a 4G network.
  • PDU Packet Data Unit
  • PDN Public Data Network
  • Step 104 The first terminal sends a session management request message to the session management network element in the first network.
  • the session management request message includes: information used to determine the terminal type of the second terminal, the identifier of the second terminal, and service flow information corresponding to the terminal type.
  • the information used to determine the terminal type of the second terminal may be the terminal type of the second terminal.
  • the information used to determine the terminal type of the second terminal may be port number information corresponding to each terminal type in one or more terminal types.
  • the information used to determine the terminal type of the second terminal may be a terminal identifier corresponding to each terminal type in one or more terminal types. It can be understood that the one or more terminal types are terminal types to which the first terminal belongs to the terminal that accesses the first terminal.
  • the first terminal may send the session management request message to the session management network element through the mobility management network element in the first network.
  • the service flow information corresponding to the terminal type is used to determine the service flow corresponding to the terminal type.
  • the service flow information includes: at least one of the port number information of the service flow, or a media access control (MAC) address of the terminal, or a virtual local area network (VLAN) tag.
  • MAC media access control
  • VLAN virtual local area network
  • the port number information can be used to determine the port number or port number segment.
  • the port number information of the service flow can be carried in the header of the service flow.
  • the port number or port number end may be allocated by the first terminal for different terminal types. That is, a terminal type corresponds to a port number or a port number segment.
  • the port number information is different for different terminal types.
  • RG allocates different port numbers or port number segments for different terminal types.
  • the port number allocated by the RG for the 5GC-capable UE is 10, or the port number allocated for the 5GC-capable UE is 10-50.
  • the port number assigned to the host UE is 60, or 60-70.
  • the port number allocated to the Guest UE is 80, or 80-90.
  • the QoS parameter requested by the RG may be the QoS guarantee that the RG can provide for the service flow of the terminal type, such as at least one of guaranteed bandwidth, maximum bandwidth, delay, and packet loss rate.
  • the user plane network element can obtain its port number information through the data header of the uplink service flow or the downlink service flow .
  • the session management request message also carries the identifier of the managed session.
  • the identifier of the managed session is used to identify the managed session.
  • the session management request message is used to instruct the session management network element to perform the session management process.
  • the session management process involved in the embodiment of the present application may be a session establishment process or a session update process.
  • the session management request message includes: trusted non-3GPP access gateway function (TNGF) or non-trusted gateway (non-3GPP interworking function (non-3GPP interworking function, N3IWF)) ), used to indicate that the managed session can reach the above-mentioned trusted gateway or untrusted gateway.
  • TNGF trusted non-3GPP access gateway function
  • non-trusted gateway non-3GPP interworking function (non-3GPP interworking function, N3IWF)
  • the identifier of the trusted gateway may be the IP address of the trusted gateway.
  • the untrusted gateway identifier may be the IP address of the untrusted gateway.
  • Step 105 The session management network element receives the session management request message from the first terminal.
  • the session management request message further includes: a trusted gateway identifier and an untrusted gateway identifier.
  • the trusted gateway identifier and the untrusted gateway identifier are used to indicate that the managed session can reach the above-mentioned trusted gateway or untrusted gateway.
  • step 101 in the embodiment of the present application can be implemented in the following manner: the session management network element determines the terminal type of the second terminal according to the terminal type carried in the session management request message.
  • the session management network element determines that the terminal type of the second terminal is terminal type 1. Or, if the session management request message carries the identification of the second terminal and the association relationship between the identification of each terminal and the terminal type, the session management network element will compare the identification of each terminal with the terminal type according to the identification of the second terminal. The terminal type of the second terminal is determined in the association relationship.
  • the method provided in the embodiment of the present application further includes a registration process.
  • the registration process includes: a process in which the first terminal registers with a core network (for example, the core network may be a 5GC), and a process in which the second terminal establishes an L2 connection with the first terminal.
  • a core network for example, the core network may be a 5GC
  • the second terminal establishes an L2 connection with the first terminal.
  • the first terminal initiates a registration process to the first AMF network element in the 5GC to register with the 5GC.
  • the related implementation of the registration process can refer to the prior art, which will not be repeated here.
  • step 101 in the embodiment of the present application can be implemented through the following steps 1011 and 1012:
  • Step 1011 The session management network element obtains the port number information of the service flow from the user plane network element in the first network.
  • step 1011 may be implemented in the following manner: the session management network element sends an N4 interface message to the user plane network element.
  • the N4 interface message includes the first indication information.
  • the first indication information is used to instruct the user plane network element to report the port number information of the service flow of the second terminal or the identifier or service flow information of the second terminal.
  • the user plane network element sends the port number information of the service flow or the identifier of the second terminal or the service flow information to the session management network element.
  • step 1011 may be performed after the session management network element receives the session management request message from the first terminal.
  • Step 1012 The session management network element obtains the terminal type of the second terminal or the identifier of the second terminal according to the port number information of the service flow.
  • step 1012 may be implemented in the following manner: the session management network element obtains the terminal type of the second terminal according to the port number information of the service flow and the obtained port number information corresponding to each terminal type. Alternatively, the session management network element acquires the identifier of the second terminal according to the port number information of the service flow and the acquired port number information corresponding to the identifier of each terminal. Alternatively, the session management network element may obtain the identifier of the second terminal corresponding to the service flow from the user plane network element. The session management network element determines the terminal type of the second terminal according to the identifier of the second terminal corresponding to the service flow and the terminal identifier corresponding to each terminal type. For example, if the terminal identifier of the second terminal carried in the service flow is terminal 1, and there is a mapping relationship between terminal type 1 and terminal 1, the session management network element determines that the terminal type of the second terminal is terminal type 1.
  • the session management network element may obtain the port number information allocated by the first terminal for each terminal type or each terminal from the first terminal during the session management process. That is, there is an association relationship between the identification of each terminal and the port number information allocated for the terminal. Therefore, the session management network element determines that the port number information of the service flow is consistent with the port number information in the session management request message. The session management network element determines the terminal type corresponding to the port number information in the session management request message as the terminal type of the second terminal. It should be understood that, in the embodiment shown in FIG. 6, steps 103 to 105 are further included.
  • the session management request message may carry port number information corresponding to each terminal type, or the identification of each terminal and The port number information associated with the identifier of each terminal and the identifier of the managed session.
  • the session management network element can also obtain the identification of the second terminal to which the service flow belongs from the user plane network element, so that the session management network element can be based on the identification of the second terminal to which the service flow belongs and the identification associated with each terminal.
  • the terminal type determines the terminal type of the second terminal.
  • the session management network element may also carry it according to the service flow information of the service flow.
  • the identification and terminal type of the second terminal determine the terminal type of the second terminal.
  • the session management network element determines the second The terminal type of the terminal is terminal type 1.
  • step 102 in the embodiment of the present application can be implemented in the following manner:
  • Step 1021 the session management network element obtains the contracted service quality parameter corresponding to any one or more of the terminal type, the service flow information of the second terminal, or the identifier of the second terminal from the data management network element.
  • the data management network element is a data management network element in the first network.
  • the data management network element has subscription data of the first terminal.
  • the subscription data of the first terminal may include a subscription service quality parameter corresponding to each terminal type among multiple terminal types. Therefore, after the session management network element obtains the terminal type of the second terminal, it can send a request message for requesting the subscription data of the first terminal to the data management network element to obtain the subscription data of the first terminal from the data management network element. data.
  • the session management network element obtains the contract service quality parameter corresponding to the terminal type from the contract data of the first terminal according to the terminal type of the second terminal.
  • the data management network element may be a UDM network element or a UDR network element or an HSS network element.
  • the session management network element obtains the contracted service quality parameter corresponding to the second terminal from the data management network element according to the identifier of the second terminal.
  • the session management network element obtains the contracted service quality parameter corresponding to the service flow of the second terminal from the data management network element according to the service flow information of the second terminal.
  • the subscribed service quality parameter may generally include the lowest parameter value and the highest parameter value of at least one parameter to ensure reliable transmission of a certain terminal type or service flow of a certain terminal.
  • the at least one parameter may be any one or more of priority, delay, bandwidth, packet loss rate, and GFBR. That is, when the service flow is transmitted with the lowest parameter value among the contracted service quality parameters, the QoS requirement of the service flow can be met.
  • Step 1022 The session management network element determines the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter.
  • the session management network element may determine the contracted service quality parameter as the service quality parameter of the service flow of the second terminal. That is, the service quality parameter of the service flow of the second terminal is the contracted service quality parameter.
  • the service quality parameters that the first terminal can provide for the service flow may be different from the contracted service quality parameters.
  • the service quality parameter provided by the first terminal for the service flow cannot reach the contracted service quality parameter.
  • the first terminal may provide service quality parameters for the service flow exceeding the contracted service quality parameters. Therefore, the session management network element in the embodiment of the present application may also determine the service quality parameter of the service flow of the second terminal in combination with the service quality parameter and the contracted service quality parameter that the first terminal can provide for the service flow.
  • the specific process is shown in Figure 7.
  • the method provided in the embodiment of the present application further includes:
  • Step 106 The first terminal sends the quality of service parameter requested by the first terminal to the session management network element.
  • the quality of service parameter requested by the first terminal in the embodiment of the present application may be the QoS guarantee that the first terminal can provide for the foregoing service flow, such as at least one of guaranteed bandwidth, maximum bandwidth, delay, and packet loss rate.
  • the first terminal may send the quality of service parameter requested by the first terminal to the session management network element during the session management process.
  • the quality of service parameter requested by the first terminal may be carried in the session management request message in step 104.
  • the quality of service parameter requested by the first terminal may also be sent by the first terminal after the session management network element requests the first terminal. The embodiments of this application do not limit this.
  • Step 107 The session management network element obtains the quality of service parameter requested by the first terminal.
  • the session management network element may obtain the quality of service parameter requested by the first terminal from the first terminal.
  • step 1022 can also be specifically implemented in the following manner: the session management network element determines the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter and the service quality parameter requested by the first terminal.
  • the session management network element determines that the parameter value of the service quality parameter requested by the first terminal is within the range of the lowest parameter value and the highest parameter value in the contracted service quality parameter, the session management network element determines the service flow rate of the second terminal
  • the quality of service parameter is the quality of service parameter requested by the first terminal.
  • the session management network element determines the service quality parameter of the service flow of the second terminal.
  • the bandwidth is 15Mbps.
  • the session management network element determines that the parameter value of the quality of service parameter requested by the first terminal is lower than the lowest parameter value among the subscribed quality of service parameters, the session management network element determines that the quality of service parameter of the service flow of the second terminal is the first The quality of service parameters requested by the terminal.
  • the session management network element determines that the parameter value of the service quality parameter requested by the first terminal is higher than the highest parameter value among the contracted service quality parameters, the session management network element determines that the service quality parameter of the service flow of the second terminal is the contracted service Quality parameters. At this time, the value of the service quality parameter of the service flow of the second terminal is the highest parameter value among the contracted service quality parameters.
  • the same parameter is used as the comparison reference.
  • the bandwidth value in the service quality parameter requested by the first terminal is compared with the lowest bandwidth value in the contracted service quality parameter.
  • the session management network element may obtain the subscription data of the first terminal according to the identity of the second terminal after acquiring the subscription data of the first terminal The contracted service quality parameter of the second terminal.
  • the session management network element determines the contracted service quality parameter of the second terminal as the service quality parameter of the service flow of the second terminal.
  • the method provided in the embodiment of the present application further includes:
  • Step 108 The session management network element obtains the QoS parameter of the first terminal.
  • the QoS parameter of the first terminal represents the total QoS parameter of all service flows passing through the first terminal. That is, the QoS parameter of the first terminal satisfies the sum of the QoS parameter requirements of all service flows transmitted through the first terminal.
  • step 108 in the embodiment of the present application may be implemented in the following manner: the session management network element obtains the QoS parameter of the first terminal from the data management network element. It should be understood that the data management network element has at least the QoS parameter of the first terminal.
  • step 1022 may also be specifically implemented in the following manner: the session management network element determines the service quality parameter of the service flow of the second terminal according to the contracted service quality parameter and the QoS parameter of the first terminal.
  • the total guaranteed bandwidth in the QoS parameters of the first terminal is 100 Mbps.
  • the guaranteed bandwidth of the 5GC-capable UE with terminal type 1 is 10 Mbps, and the guaranteed bandwidth of the 5GC-capable UE with terminal type 2 is 20 Mbps.
  • the session management network element determines the current 5GC-capable UE's guaranteed bandwidth value according to the guaranteed bandwidth of the first terminal and the guaranteed bandwidth corresponding to terminal type 1 and terminal type 2 respectively.
  • step 109 the first terminal allocates port number information for the terminal type.
  • step 109 may also be performed before step 104.
  • the method provided in the embodiment of the present application further includes:
  • Step 110 The session management network element sends the service quality parameter of the service flow of the second terminal to the user plane network element in the first network or the first terminal.
  • the session management network element may send the service quality parameter of the service flow of the second terminal to the first terminal through a session management message.
  • the session management message may be a session establishment success message or a session update success message.
  • the session management network element may send the service quality parameter of the service flow of the second terminal to the user plane network element through an N4 interface message.
  • Step 111 The first terminal/user plane network element receives the service quality parameter of the service flow of the second terminal from the session management network element.
  • Step 112 The first terminal/user plane network element uses the quality of service parameter to transmit the service flow.
  • the upstream service flow from the second terminal may be transmitted to the user plane by using the service quality parameter of the service flow of the second terminal.
  • Network element The user plane network element transmits the upstream service flow to the second network using the service quality parameter of the service flow of the second terminal.
  • the user plane network element transmits the downlink service flow to the first terminal using the service quality parameter of the service flow of the second terminal.
  • the first terminal uses the service quality parameter of the second terminal's service flow to transmit the downlink service flow to the second terminal.
  • the session management network element may also send service flow information to the first terminal or the user plane network element. So that the first terminal or the user plane network element receives the service flow information from the session management network element. It is convenient for the first terminal or the user plane network element to identify the service flow of the second terminal according to the service flow information. The first terminal or the user plane network element uses the quality of service parameter to transmit the service flow identified by the service flow information.
  • the user plane network element is based on the service flow from the second terminal, according to the port number information in the header of the service flow of the second terminal and the port number information from the session management network element Compare. If the port number information in the header of the service flow of the second terminal is the same or consistent with the port number information from the session management network element, the service flow identified by the service flow information is transmitted using the quality of service parameters.
  • the quality of service parameter of the second terminal is QoS parameter 1
  • the service flow of the second terminal includes service flow 1 and service flow 2, where the port number information in the header of service flow 1 and the port number information from the session management network element If the same, QoS parameter 1 is used to transmit service flow 1.
  • the method provided in the embodiment of the present application further includes:
  • Step 113 The session management network element also sends description information of the service flow to the user plane network element or the first terminal.
  • the description information includes a quality of service flow identifier (QFI) value, or a differentiated services code point (Differentiated Services Code Point, DSCP) value.
  • QFI quality of service flow identifier
  • DSCP differentiated services code point
  • the specific value of DSCP can indicate a specific priority.
  • the DSCP value may be the DSCP value in the inner data header (for example, the IP packet header) of the service flow.
  • the QFI may be the QFI in the inner data header of the service flow (for example, the inner general routing encapsulation (Generic Routing Encapsulation, GRE) packet header).
  • Step 114 The user plane network element receives the description information of the service flow from the session management network element, where the description information includes the QFI or DSCP value.
  • the user plane network element can determine to use the QFI in the GRE header to parse the GRE header in the service flow 1 data packet header, and use the QFI in the GRE header to match the QFI from the session management network element. If the QFI in the GRE packet header in the data packet header of the service flow 1 is consistent with the QFI from the session management network element, the QoS parameters of the service flow of the second terminal are used to control the service flow 1.
  • the DSCP value in the data packet header (for example, IP header) from the session management network element is used to instruct the user plane network element to parse the DSCP value in the service flow 2 data packet header and compare it with the GRE packet header from the session management network element The DSCP value matches. If the DSCP value in the data packet header of the service flow 2 is consistent with the DSCP value in the data packet header from the session management network element, the QoS parameters of the service flow of the second terminal are used to control the service flow 2.
  • IP header for example, IP header
  • the method provided in the embodiment of the present application further includes: the session management network element sends a first instruction to the user plane network element.
  • the first indication is used to instruct the user plane network element to set the QFI or DSCP value carried in the inner data header of the service flow to the QFI in the outer data header of the service flow.
  • the user plane network element receives the first instruction from the session management network element, and sets the QFI or DSCP value carried in the inner data header of the service flow to the outer data header (for example, GTP-U header) of the service flow according to QFI.
  • step 112 in the embodiment of the present application can be implemented in the following way: the user plane network element sets the QFI or DSCP value carried in the inner data header of the service flow as the outer data header of the service flow to obtain the target service flow .
  • the user plane network element uses the service quality parameter of the service flow of the second terminal to transmit the target service flow.
  • terminal granularity The foregoing process of acquiring the service quality parameter of the service flow of the second terminal based on the terminal type may be referred to as: terminal granularity.
  • the session management network element may also obtain the quality of service parameters of the service flow of the second terminal with SPI as the granularity. Therefore, in a possible embodiment, as shown in FIG. 10, the method provided in the embodiment of the present application includes:
  • Step 201 The session management network element in the first network sends a first instruction to the user plane network element in the first network.
  • the first indication is used to instruct the user plane network element to send the association relationship between the security parameter index SPI and the quality of service flow identifier QFI.
  • the SPI is used to determine a service flow; the service flow is a service flow in which the second terminal communicates with the second network through the first terminal in the first network.
  • the first instruction is used to instruct the user plane network element to forward the IKEv2 message to the session management network element.
  • the IKEv2 message carries the association relationship between the SPI and the quality of service flow identifier QFI.
  • the method provided in the embodiment of the present application further includes: the session management network element sends the trusted access gateway or the IP address information of the N3IWF to the user plane network element to the user plane network element.
  • the embodiment of the present application may further include the registration process and the session management process in the foregoing embodiment.
  • the session management process can refer to the content described in the above step 103 and step 104, which will not be repeated here.
  • Step 202 A user plane network element in the first network receives a first instruction from a session management network element in the first network.
  • Step 203 The user plane network element sends the association relationship to the session management network element.
  • the user plane network element detects the service flow and finds the IKEv2 message. Then the IKEv2 message is sent to the session management network element, so that the session management network element obtains the association relationship from the IKEv2 message.
  • the user plane network element uses the IP address information of the trusted access gateway or N3IWF to encapsulate the IKEv2 message. Then the encapsulated IKEv2 message is sent to the session management network element.
  • Step 204 The session management network element receives the association relationship from the user plane network element.
  • association relationship may be used to indicate the QFI service flow included in the SPI service flow.
  • Step 205 The session management network element determines the quality of service parameters corresponding to the SPI according to the association relationship.
  • step 205 in the embodiment of the present application may be specifically implemented in the following manner: the session management network element determines the quality of service parameter of the service flow indicated by the QFI according to the QFI. The session management network element generates the service quality parameter corresponding to the SPI according to the service quality parameter of the service flow indicated by the QFI.
  • the session management network element generates the service quality parameters corresponding to the SPI according to the service quality parameters of the service flows indicated by the QFI, including: the session management network element determines the service quality parameters of all QFI-indicated service flows corresponding to the SPI It is the service quality parameter corresponding to the SPI.
  • the session management network element determining the quality of service parameters of the service flow indicated by the QFI according to the QFI includes: the session management network element determining a 5G quality of service parameter identifier according to the QFI.
  • the session management network element determines the service quality parameter of the service flow indicated by the QFI according to the service quality parameter corresponding to the 5G service quality parameter identifier.
  • the session management network element is based on the 5QI corresponding to the QFI.
  • QFI is equal to the value of 5QI, or the corresponding relationship between QFI and 5QI is stored in the session management network element.
  • the session management network element obtains the QoS parameters corresponding to the 5QI.
  • 5QI corresponding QoS parameters are pre-stored in the session management network element.
  • the session management network element pre-stores related QoS parameters of the terminal type and 5QI. For the manner in which the session management network element obtains the terminal type, reference may be made to the description in the foregoing embodiment, which will not be repeated here.
  • the method provided in the embodiment of the present application further includes:
  • Step 206 The session management network element sends a session management message to the first terminal in the first network.
  • the session management message includes SPI, a quality of service parameter corresponding to the SPI.
  • the session management network element may also receive a session management request message from the first terminal.
  • a session management request message For the specific content of the session management request message, refer to the description at step 104 above. That is, before step 201, the above step 103 and step 104 can also be combined.
  • the session management message may be a session establishment success message or a session update success message.
  • Step 207 The first terminal receives the session management message from the session management network element.
  • the first terminal may obtain the SPI and the quality of service parameters corresponding to the SPI according to the session management message. In this way, if the SPI in the data packet header of the service flow from the second terminal is the same as the SPI indicated by the session management network element, the first terminal uses the QoS parameters corresponding to the SPI to transmit the service flow of the second terminal. It should be understood that the first terminal may use the QoS parameter corresponding to the SPI to control the air interface service quality between the second terminal and the first terminal. In addition, the first terminal sets the air interface service quality parameter according to the service quality parameter corresponding to the SPI.
  • the above-mentioned air interface service quality parameter includes at least one of bandwidth value, preemption waiting time, resource occupation time, service priority, and terminal priority.
  • the air interface bandwidth value is consistent with the quality of service bandwidth value. Or allocate longer resource occupancy time for high-priority services or high-priority terminals, or/and allocate a shorter preemption waiting time. Or when the air interface resources are insufficient, the access of low-priority services or low-priority terminals is denied.
  • the method provided in the embodiment of the present application further includes:
  • Step 208 The session management network element sends the quality of service parameter corresponding to the SPI to the user plane network element, so that the user plane network element receives the quality of service parameter corresponding to the SPI from the session management network element.
  • the user plane network element can use the service quality parameter corresponding to the SPI to transmit the service flow indicated by the SPI.
  • the user plane network element receives the uplink service flow of the second terminal from the first terminal.
  • the service flow indicated by the SPI in the uplink service flow of the second terminal is transmitted to the second network using the service quality parameter corresponding to the SPI.
  • the user plane network element receives the downlink service flow of the second terminal from the second network.
  • the service flow indicated by the SPI in the downlink service flow of the second terminal is transmitted to the first terminal using the service quality parameter corresponding to the SPI.
  • the first terminal uses the service quality parameter corresponding to the SPI to transmit to the second terminal the service flow indicated by the SPI in the downlink service flow of the second terminal.
  • the method provided in the embodiment of the present application further includes:
  • Step 209 The session management network element sends the QFI in the outer data header of the service flow determined by the SPI to the user plane network element.
  • the QFI in the outer data header is used to indicate the outer QFI corresponding to the service flow indicated by the SPI.
  • the outer layer data header may be the outer layer GPRS tunnel protocol user plane (GPRS tunnel Protocol user plane, GTP-U) packet header.
  • the QFI in the outer data header and the quality of service parameters corresponding to the SPI can be sent to the user plane network element through an N4 interface message.
  • Step 210 The user plane network element uses the QFI in the outer data header to process the service flow determined according to the SPI.
  • step 210 may be implemented in the following manner: the user plane network element sets the QFI in the inner data header (for example, the GRE packet header) of the service flow determined according to the SPI to the QFI in the outer data header.
  • the inner data header for example, the GRE packet header
  • the method provided in the embodiment of the present application may further include:
  • Step 211 The user plane network element transmits the service flow determined by the SPI using the QFI quality of service parameter in the outer data header or the quality of service parameter corresponding to the SPI.
  • each network element such as the first terminal, the session management network element, the user plane network element, etc.
  • each network element includes a hardware structure and/or software module corresponding to each function.
  • the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is executed by hardware or computer software-driven hardware depends on the specific application and design constraint conditions of the technical solution. Professionals and technicians can use different methods for each specific application to implement the described functions, but such implementation should not be considered beyond the scope of this application.
  • the embodiment of the present application can divide the functional units according to the above-mentioned method examples: the first terminal, the session management network element, and the user plane network element.
  • each functional unit can be divided corresponding to each function, or two or more functions can be divided.
  • the above-mentioned integrated unit can be implemented in the form of hardware or software functional unit. It should be noted that the division of units in the embodiments of the present application is illustrative, and is only a logical function division, and there may be other division methods in actual implementation.
  • the method of the embodiment of the present application has been described above with reference to Figs. 4 to 11, and the communication device provided by the embodiment of the present application for performing the foregoing method is described below. Those skilled in the art can understand that the method and the device can be combined and referenced with each other.
  • the communication device provided in the embodiment of the present application can execute the method executed by the sending end in the above communication method, that is, the steps executed by the session management network element.
  • Another communication device can execute the method executed by the receiving end in the communication method in the foregoing embodiment, that is, the steps executed by the user plane network element.
  • Another communication device can execute the method executed by the receiving end in the communication method in the foregoing embodiment, that is, the steps executed by the first terminal.
  • FIG. 12 shows a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • the communication device may be a user plane network element, a session management network element, or a first terminal in an embodiment of the present application, or It is a chip or chip system applied to a user plane network element, a session management network element, and the first terminal.
  • the communication device includes: a processing unit 101 and a communication unit 102. Wherein, the communication unit 102 is used to support the communication device to perform the steps of sending or receiving information.
  • the processing unit 101 is used to support the communication device to perform information processing steps.
  • the communication unit 102 is used to support the communication device to perform step 101 in the foregoing embodiment.
  • the processing unit 101 is configured to support the communication device to execute step 102 in the foregoing embodiment.
  • the communication unit 102 is further configured to support the communication device to execute step 105, step 1011, step 1021, step 107, step 108, step 110, and step 113 in the foregoing embodiment.
  • the processing unit 101 is configured to support the communication device to execute step 1012 and step 1022 in the foregoing embodiment.
  • the processing unit 101 is configured to support the communication device to execute step 103 in the foregoing embodiment.
  • the communication unit 102 is configured to support the communication device to execute step 104 in the foregoing embodiment.
  • the communication unit 102 is further configured to support the communication device to perform step 106 and step 111 in the foregoing embodiment.
  • the processing unit 101 is configured to support the communication device to execute step 109 and step 112 in the foregoing embodiment.
  • the communication unit 102 is configured to support the communication device to perform step 111 in the foregoing embodiment.
  • the processing unit 101 is configured to support the communication device to execute step 112 in the foregoing embodiment.
  • the communication unit 102 is further configured to support the communication device to perform step 114 in the foregoing embodiment.
  • the communication unit 102 is used to support the communication device to perform step 202 and step 203 in the foregoing embodiment .
  • the communication unit 102 is further configured to support the communication device to perform the receiving action in step 208 in the foregoing embodiment.
  • the user plane network element may further include: a processing unit 101, configured to support the communication device to execute step 210 and step 211 in the foregoing embodiment.
  • a processing unit 101 configured to support the communication device to execute step 210 and step 211 in the foregoing embodiment. It should be understood that if the communication device shown in FIG. 12 is a user plane network element or a chip or a chip system applied to a user plane network element, that is, the communication device shown in FIG. 12 is used to execute FIG. 10 or FIG. For the steps performed by the user plane network element in 11, the processing unit 101 is optional.
  • the communication unit 102 is used to support the communication device to perform steps 201 and 204 in the foregoing embodiment .
  • the processing unit 101 is configured to support the communication device to execute step 205 in the foregoing embodiment.
  • the communication unit 102 is further configured to support the communication device to perform the sending actions in step 206 and step 208 in the foregoing embodiment.
  • the communication device shown in FIG. 12 may further include: a storage unit 103.
  • the processing unit 101, the communication unit 102, and the storage unit 103 are connected by a communication bus.
  • the storage unit 103 may include one or more memories, and the memories may be devices for storing programs or data in one or more devices or circuits.
  • the storage unit 103 can exist independently, and is connected to the processing unit 101 of the communication device through a communication bus.
  • the storage unit 103 may also be integrated with the processing unit.
  • the communication device can be used in communication equipment, circuits, hardware components, or chips.
  • the communication device may be a session management network element, a user plane network element, a chip or a chip system of the first terminal in the embodiment of the present application as an example
  • the communication unit 102 may be an input or output interface, pin, or circuit.
  • the storage unit 103 may store the session management network element, the user plane network element, and the computer execution instructions of the method on the first terminal side, so that the processing unit 101 executes the session management network element, the user plane network element, The method on the first terminal side.
  • the storage unit 103 may be a register, a cache, a RAM, etc., and the storage unit 103 may be integrated with the processing unit 101.
  • the storage unit 103 may be a ROM or another type of static storage device that can store static information and instructions, and the storage unit 103 may be independent of the processing unit 101.
  • the embodiment of the present application provides a communication device.
  • the communication device includes one or more modules for implementing the methods in steps 101 to 114 or 201 to 211.
  • the one or more modules can be combined with the above steps.
  • the steps of the method in 101-step 114 or step 201-step 211 correspond.
  • FIG. 13 is a schematic diagram of the hardware structure of a communication device provided by an embodiment of the application.
  • the communication device includes a processor 41, a communication line 44, and at least one communication interface (the communication interface 43 is exemplarily described in FIG. 13).
  • the processor 41 may be a general-purpose central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more programs for controlling the execution of the program of this application. integrated circuit.
  • CPU central processing unit
  • ASIC application-specific integrated circuit
  • the communication line 44 may include a path to transmit information between the aforementioned components.
  • the communication interface 43 uses any device such as a transceiver to communicate with other devices or communication networks, such as Ethernet, radio access network (RAN), wireless local area networks (WLAN), etc. .
  • RAN radio access network
  • WLAN wireless local area networks
  • the communication device may further include a memory 42.
  • the memory 42 may be a read-only memory (ROM) or other types of static storage devices that can store static information and instructions, random access memory (RAM), or other types that can store information and instructions
  • the dynamic storage device can also be electrically erasable programmable read-only memory (EEPROM), compact disc read-only memory (CD-ROM) or other optical disk storage, optical disc storage (Including compact discs, laser discs, optical discs, digital versatile discs, Blu-ray discs, etc.), magnetic disk storage media or other magnetic storage devices, or can be used to carry or store desired program codes in the form of instructions or data structures and can be used by a computer Any other media accessed, but not limited to this.
  • the memory can exist independently and is connected to the processor through the communication line 44. The memory can also be integrated with the processor.
  • the memory 42 is used to store computer-executable instructions for executing the solution of the present application, and the processor 41 controls the execution.
  • the processor 41 is configured to execute computer-executable instructions stored in the memory 42 to implement the communication method provided in the following embodiments of the present application.
  • the computer-executable instructions in the embodiments of the present application may also be referred to as application program codes, which are not specifically limited in the embodiments of the present application.
  • the processor 41 may include one or more CPUs, such as CPU0 and CPU1 in FIG. 13.
  • the communication device may include multiple processors, such as the processor 41 and the processor 45 in FIG. 13.
  • processors can be a single-CPU (single-CPU) processor or a multi-core (multi-CPU) processor.
  • the processor here may refer to one or more devices, circuits, and/or processing cores for processing data (for example, computer program instructions).
  • the communication interface 43 is used to support the communication device to perform step 101 in the foregoing embodiment.
  • the processor 41 and/or the processor 45 are configured to support the communication device to execute step 102 in the foregoing embodiment.
  • the communication interface 43 is also used to support the communication device to execute step 105, step 1011, step 1021, step 107, step 108, step 110, and step 113 in the foregoing embodiment.
  • the processor 41 and/or the processor 45 are configured to support the communication device to execute step 1012 and step 1022 in the foregoing embodiment.
  • taking the communication device may be a user plane network element or a chip or chip system applied to the user plane network element as an example
  • the communication interface 43 is used to support the communication device to perform step 111 in the foregoing embodiment.
  • the processor 41 and/or the processor 45 are configured to support the communication device to execute step 112 in the foregoing embodiment.
  • the communication interface 43 is also used to support the communication device to execute step 114 in the foregoing embodiment.
  • the communication interface 43 is used to support the communication device to perform step 202 and step 203 in the foregoing embodiment. .
  • the communication interface 43 is also used to support the communication device to execute step 209 in the foregoing embodiment.
  • the user plane network element may further include: a processor 41 and/or a processor 45, configured to support the communication device to execute step 211 in the foregoing embodiment.
  • a processor 41 and/or a processor 45 configured to support the communication device to execute step 211 in the foregoing embodiment. It should be understood that if the communication device shown in FIG. 13 is a user plane network element or a chip or a chip system applied to a user plane network element, that is, the communication device shown in FIG. 13 is used to execute FIG. 10 or FIG. When the steps in 11 are executed by the user plane network element, the processor 41 and/or the processor 45 are optional.
  • the communication interface 43 is used to support the communication device to perform step 201 and step 204 in the foregoing embodiment.
  • the processor 41 and/or the processor 45 are configured to support the communication device to execute step 205 in the foregoing embodiment.
  • the communication interface 43 is also used to support the communication device to execute step 206, step 208, and step 210 in the foregoing embodiment.
  • FIG. 14 it is a schematic structural diagram of a terminal provided by an embodiment of this application.
  • the structure of the first terminal or the second terminal refer to the structure shown in FIG. 14.
  • the terminal includes at least one processor 1211, at least one transceiver 1212.
  • the terminal may further include at least one memory 1213, an output device 1214, an input device 1215, and one or more antennas 1216.
  • the processor 1211, the memory 1213, and the transceiver 1212 are connected.
  • the antenna 1216 is connected to the transceiver 1212, and the output device 1214 and the input device 1215 are connected to the processor 1211.
  • the memory in the embodiment of the present application may include at least one of the following types: read-only memory (ROM) or other types of static storage devices that can store static information and instructions, random access memory (random access memory, RAM) or other types of dynamic storage devices that can store information and instructions, or electrically erasable programmable read-only memory (Electrically erasable programmabler-only memory, EEPROM).
  • ROM read-only memory
  • RAM random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • the memory can also be a compact disc read-only memory (CD-ROM) or other optical disc storage, optical disc storage (including compact discs, laser discs, optical discs, digital universal discs, Blu-ray discs, etc.) , A magnetic disk storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program codes in the form of instructions or data structures and that can be accessed by a computer, but is not limited thereto.
  • CD-ROM compact disc read-only memory
  • optical disc storage including compact discs, laser discs, optical discs, digital universal discs, Blu-ray discs, etc.
  • a magnetic disk storage medium or other magnetic storage device or any other medium that can be used to carry or store desired program codes in the form of instructions or data structures and that can be accessed by a computer, but is not limited thereto.
  • the memory 1213 may exist independently and is connected to the processor 1211. In another example, the memory 1213 may also be integrated with the processor 1211, for example, integrated in one chip.
  • the memory 1213 can store program codes for executing the technical solutions of the embodiments of the present application, and is controlled by the processor 1211 to execute.
  • Various types of computer program codes executed can also be regarded as drivers of the processor 1211.
  • the processor 1211 is configured to execute computer program codes stored in the memory 1213, so as to implement the technical solutions in the embodiments of the present application.
  • the transceiver 1212 may be used to support the reception or transmission of radio frequency signals between the terminal and the terminal or the terminal and the access device, and the transceiver 1212 may be connected to the antenna 1216.
  • the transceiver 1212 includes a transmitter Tx and a receiver Rx. Specifically, one or more antennas 1216 can receive radio frequency signals, and the receiver Rx of the transceiver 1212 is used to receive the radio frequency signals from the antennas, and convert the radio frequency signals into digital baseband signals or digital intermediate frequency signals, and convert the digital
  • the baseband signal or digital intermediate frequency signal is provided to the processor 1211, so that the processor 1211 performs further processing on the digital baseband signal or digital intermediate frequency signal, such as demodulation processing and decoding processing.
  • the transmitter Tx in the transceiver 1212 is also used to receive a modulated digital baseband signal or digital intermediate frequency signal from the processor 1211, and convert the modulated digital baseband signal or digital intermediate frequency signal into a radio frequency signal, and pass a Or multiple antennas 1216 transmit the radio frequency signal.
  • the receiver Rx can selectively perform one or more stages of down-mixing processing and analog-to-digital conversion processing on the radio frequency signal to obtain a digital baseband signal or a digital intermediate frequency signal. The order of precedence is adjustable.
  • the transmitter Tx can selectively perform one or more stages of up-mixing processing and digital-to-analog conversion processing on the modulated digital baseband signal or digital intermediate frequency signal to obtain a radio frequency signal, the up-mixing processing and digital-to-analog conversion processing
  • the order of precedence is adjustable.
  • Digital baseband signals and digital intermediate frequency signals can be collectively referred to as digital signals.
  • the processor 1211 may be a baseband processor or a CPU, and the baseband processor and the CPU may be integrated or separated.
  • the processor 1211 can be used to implement various functions for the terminal, for example, to process communication protocols and communication data, or to control the entire terminal device, execute software programs, and process data in software programs; or to assist in completion Computing processing tasks, such as graphics and image processing or audio processing, etc.; or the processor 1211 is used to implement one or more of the above functions.
  • the output device 1214 communicates with the processor 1211, and can display information in a variety of ways.
  • the output device 1214 may be a liquid crystal display (Liquid Crystal Display, LCD), a light emitting diode (Light Emitting Diode, LED) display device, a cathode ray tube (Cathode Ray Tube, CRT) display device, or a projector (projector) Wait.
  • the input device 1215 communicates with the processor 1211 and can accept user input in a variety of ways.
  • the input device 1215 may be a mouse, a keyboard, a touch screen device, or a sensor device.
  • At least one processor 1211 is configured to execute step 104.
  • At least one transceiver 1212 is used to perform step 103.
  • the transceiver 1212 is also used to perform step 106 and step 111.
  • At least one processor 1211 is further configured to execute step 109 and step 112 in the foregoing embodiment.
  • FIG. 15 is a schematic structural diagram of a chip 150 provided by an embodiment of the present invention.
  • the chip 150 includes one or more (including two) processors 1510 and a communication interface 1530.
  • the chip 150 further includes a memory 1540.
  • the memory 1540 may include a read-only memory and a random access memory, and provides operation instructions and data to the processor 1510.
  • a part of the memory 1540 may also include a non-volatile random access memory (NVRAM).
  • NVRAM non-volatile random access memory
  • the memory 1540 stores the following elements, executable modules or data structures, or their subsets, or their extended sets:
  • the operation instruction stored in the memory 1540 (the operation instruction may be stored in the operating system), the corresponding operation is performed.
  • One possible implementation manner is that the structures of the chips used in the session management network element, the user plane network element, and the first terminal are similar, and different devices can use different chips to implement their respective functions.
  • the processor 1510 controls operations of the session management network element, the user plane network element, and the first terminal.
  • the processor 1510 may also be referred to as a central processing unit (CPU).
  • the memory 1540 may include a read-only memory and a random access memory, and provides instructions and data to the processor 1510.
  • a part of the memory 1540 may also include a non-volatile random access memory (NVRAM).
  • NVRAM non-volatile random access memory
  • the memory 1540, the communication interface 1530, and the memory 1540 are coupled together through a bus system 1520, where the bus system 1520 may include a power bus, a control bus, and a status signal bus in addition to a data bus.
  • various buses are marked as the bus system 1520 in FIG. 15.
  • the above communication unit may be an interface circuit or communication interface of the device for receiving signals from other devices.
  • the communication unit is an interface circuit or communication interface used by the chip to receive signals or send signals from other chips or devices.
  • the method disclosed in the foregoing embodiment of the present invention may be applied to the processor 1510 or implemented by the processor 1510.
  • the processor 1510 may be an integrated circuit chip with signal processing capabilities.
  • the steps of the foregoing method can be completed by hardware integrated logic circuits in the processor 1510 or instructions in the form of software.
  • the above-mentioned processor 1510 may be a general-purpose processor, a digital signal processing (digital signal processing, DSP), an application specific integrated circuit (ASIC), a field-programmable gate array (FPGA), or Other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP digital signal processing
  • ASIC application specific integrated circuit
  • FPGA field-programmable gate array
  • Other programmable logic devices discrete gates or transistor logic devices, discrete hardware components.
  • the general-purpose processor may be a microprocessor or the processor may also be any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present invention may be directly embodied as being executed and completed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
  • the storage medium is located in the memory 1540, and the processor 1510 reads the information in the memory 1540, and completes the steps of the foregoing method in combination with its hardware.
  • the communication interface 1530 is used to perform the receiving and sending steps of the session management network element, the user plane network element, and the first terminal in the embodiment shown in FIG. 4 to FIG. 13.
  • the processor 1510 is configured to execute the processing steps of the session management network element, the user plane network element, and the first terminal in the embodiments shown in FIGS. 4-13.
  • the instructions stored in the memory for execution by the processor may be implemented in the form of a computer program product.
  • the computer program product may be written in the memory in advance, or it may be downloaded and installed in the memory in the form of software.
  • the computer program product includes one or more computer instructions.
  • the computer can be a general-purpose computer, a dedicated computer, a computer network, or other programmable devices.
  • Computer instructions can be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium.
  • computer instructions can be transmitted from a website, computer, server, or data center through a cable (such as Coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means to transmit to another website, computer, server or data center.
  • a cable such as Coaxial cable, optical fiber, digital subscriber line (DSL)
  • wireless such as infrared, wireless, microwave, etc.
  • the computer-readable storage medium may be any available medium that can be stored by a computer or a data storage device such as a server or data center integrated with one or more available media.
  • the usable medium may be a magnetic medium (for example, a floppy disk, a hard disk, and a magnetic tape), an optical medium (for example, a DVD), or a semiconductor medium (for example, a solid state disk, SSD).
  • the embodiment of the present application also provides a computer-readable storage medium.
  • the methods described in the foregoing embodiments may be implemented in whole or in part by software, hardware, firmware, or any combination thereof. If implemented in software, the functions can be stored as one or more instructions or codes on a computer-readable medium or transmitted on the computer-readable medium.
  • Computer-readable media may include computer storage media and communication media, and may also include any media that can transfer a computer program from one place to another.
  • the storage medium may be any target medium that can be accessed by a computer.
  • the computer-readable medium may include RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that is targeted to carry or use instructions or data structures
  • the required program code is stored in the form of and can be accessed by the computer.
  • any connection is properly termed a computer-readable medium.
  • coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL) or wireless technology such as infrared, radio and microwave
  • coaxial cable, fiber optic cable , Twisted pair, DSL or wireless technologies such as infrared, radio, and microwave are included in the definition of the medium.
  • Magnetic disks and optical disks as used herein include compact disks (CDs), laser disks, optical disks, digital versatile disks (DVDs), floppy disks and blu-ray disks, where disks usually reproduce data magnetically, while optical disks use lasers to optically reproduce data. Combinations of the above should also be included in the scope of computer-readable media.
  • the embodiment of the present application also provides a computer program product.
  • the methods described in the foregoing embodiments may be implemented in whole or in part by software, hardware, firmware, or any combination thereof. If it is implemented in software, it can be fully or partially implemented in the form of a computer program product.
  • the computer program product includes one or more computer instructions. When the above computer program instructions are loaded and executed on the computer, the processes or functions described in the above method embodiments are generated in whole or in part.
  • the aforementioned computer may be a general-purpose computer, a special-purpose computer, a computer network, a base station, a terminal, or other programmable devices.

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Abstract

L'invention appartient au domaine technique des communications, et concerne un procédé et un appareil de communication. Le procédé des modes de réalisation de la présente invention est utilisé pour fournir une assurance de qualité de service concernant un flux de service d'un terminal. Le procédé consiste : à acquérir, au moyen d'un élément de réseau de gestion de session dans un premier réseau, un type de terminal d'un second terminal ; et à déterminer, au moyen de l'élément de réseau de gestion de session, un paramètre de qualité de service, dans le premier réseau, d'un flux de service du second terminal selon le type de terminal, le flux de service étant un flux de service dans lequel le second terminal communique avec le second réseau au moyen d'un premier terminal dans le premier réseau. L'élément de réseau de gestion de session détermine le paramètre de qualité de service, dans le premier réseau, du flux de service du second terminal selon le type de terminal, de telle sorte que le premier terminal dans le premier réseau et un élément de réseau de plan d'utilisateur effectuent, dans le premier réseau, une commande de QoS sur le flux de service du second terminal en fonction du paramètre de qualité de service déterminé par l'élément de réseau de gestion de session. Ainsi, le flux de service du second terminal peut être transmis de manière fiable dans le premier réseau.
PCT/CN2019/123772 2019-02-19 2019-12-06 Procédé et appareil de communication WO2020168789A1 (fr)

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