WO2018192355A1 - Method, terminal, and network device for establishing local network connection - Google Patents
Method, terminal, and network device for establishing local network connection Download PDFInfo
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- WO2018192355A1 WO2018192355A1 PCT/CN2018/081497 CN2018081497W WO2018192355A1 WO 2018192355 A1 WO2018192355 A1 WO 2018192355A1 CN 2018081497 W CN2018081497 W CN 2018081497W WO 2018192355 A1 WO2018192355 A1 WO 2018192355A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/34—Reselection control
Definitions
- the present application relates to the field of wireless communications technologies, and in particular, to a method, a terminal, and a network device for establishing a local network connection.
- a local network is a network that covers a specific local area, such as a network covering a corporate campus, campus, airport, train station, shopping mall, or stadium.
- the user equipment (UE) accesses the local gateway through the radio access network, thereby directly accessing the corresponding local network, and avoids the external data network, thereby reducing the delay of accessing the application and the bandwidth to the backbone network.
- the stadium provides on-site VR live broadcast
- campus communication is provided on campus
- enterprise park provides industrial control communication
- shopping mall provides local shopping discount push and real-time location navigation.
- the gateway location moves down, in order to enable users to get a better business experience and localized deployment of content sources, this local network
- MEC Mobile Edge Computing
- the gateway location moves down, in order to enable users to get a better business experience and localized deployment of content sources, this local network
- the local network since the local network only covers a specific local area, the UE does not know which local areas are covered by which local network. Therefore, the network side needs to send relevant information of the local network to notify the UE.
- the network side sends a message to the UE, if the user moves in the idle state, the current location of the UE and the cell corresponding to the current location cannot be accurately located, and thus it is difficult to accurately locate the local network. Push to the UE.
- the UE determines whether it is in the area covered by the local network according to the related information and the current location.
- the Cell granularity may also be the Tracking Area (TA) granularity
- the location type of the local network area may also exist in multiple types, such as the 3GPP type or Non- The 3GPP type, which in turn causes the UE to determine the local network coverage area, needs to understand different location granularities and types, and increases the UE processing complexity.
- TA Tracking Area
- the UE needs to save a large number of local networks and corresponding local network coverage area information, but the actual UE only needs to determine whether its current location is in the local network coverage area.
- the local network information supported by the current location can be used, so the UE saves a large amount of local network related information and also occupies a large amount of storage resources.
- the application provides a method, a terminal and a network device for establishing a local network connection to reduce the complexity of UE processing.
- the present application provides a method for establishing a local network connection, where the method includes the following steps: a terminal, for example, a UE acquires broadcast information sent by a base station, and determines whether the first local data network LDN list is included in the broadcast information.
- the first LDN list is composed of at least one local network identifier. If the broadcast information includes the first LDN list, determining a local network identifier as the target local network identifier according to the first LDN list, and using The target local network identifier establishes a session connection with a local network corresponding to the target local network identifier.
- the UE obtains the broadcast information sent by the base station, and the broadcast information includes the LDN list formed by the at least one local network identifier, so that the UE can determine the target of establishing the session connection based on the local network identifiers obtained by the current location. Local network identity and quickly establish a session connection.
- the UE saves a large amount of related information of the local network coverage area, saves the storage resources of the UE, and reduces the complexity of the processing when the UE determines the coverage area of the local network, and improves the efficiency of connecting the local network.
- the determining, by the terminal, the target local network identifier according to the first LDN list includes: the terminal is in the first LDN list according to a local policy. A local network identifier is selected, and the terminal uses the selected local network identifier as the target local network identifier.
- the local policy includes the priority order of the local configuration of the LDN, and is not specifically limited in this aspect.
- the method further includes: acquiring, by the terminal, a second from the network side, for example, a control plane node.
- An LDN list where the second LDN list may be composed of all local network identifiers subscribed by the user, or may further include a local network identifier based on the subscription of the location area of the terminal; the terminal according to the first LDN list and the The second LDN list determines the target local network identity.
- the implementation of this aspect controls the establishment of a session request only for the LDN of the subscriber.
- the LDN of the enterprise campus is only open to the employees of the enterprise, and the outside people do not allow access to the enterprise campus. In turn, avoiding external access and then denying access leads to an increase in invalid signaling delivery procedures.
- the process of the terminal acquiring the second LDN list from the network side includes: the terminal sending a registration request message to the network side; Receiving a registration response message fed back by the network side, where the registration response message includes the second LDN list.
- the network side carries the second LDN list by using the registration response message, so that the terminal obtains at least one local network identifier that the user subscribes to during the registration process, and avoids the process of separately sending the second LDN list by the network side, thereby saving signaling.
- the overhead of interaction includes: the terminal sending a registration request message to the network side; Receiving a registration response message fed back by the network side, where the registration response message includes the second LDN list.
- the present application further provides an apparatus for establishing a local network connection, where the apparatus may be configured in a terminal, where the terminal includes a unit for performing the method steps in the first aspect and various implementation manners of the first aspect or Module.
- the present application further provides a network device, such as a base station or a radio access network, where the network device includes: an acquiring unit and a sending unit, and further, the acquiring unit is configured to acquire a location of the network device.
- a first LDN list supported by the area where the location area is a coverage area of the local network, the first LDN list is composed of at least one local network identifier, and the sending unit is configured to use the first
- the LDN list is sent by way of broadcast information, so that the terminal receives and establishes a session connection according to the first LDN list.
- the acquiring unit may be specifically configured to configure the first LDN list by using an operation management and maintenance OAM, or by using a signaling interaction manner with the network side.
- the first LDN list is obtained.
- the first LDN list may be obtained in other manners, which is not specifically limited.
- the present application further provides a terminal, including: a transceiver, a processor, a memory, and the like, where the processor can execute a program or an instruction stored in the memory, thereby implementing the first aspect.
- a terminal including: a transceiver, a processor, a memory, and the like, where the processor can execute a program or an instruction stored in the memory, thereby implementing the first aspect.
- the present application further provides a network device, including a transceiver, a processor, a memory, and the like.
- the processor is configured to execute a program or an instruction stored in the memory, thereby implementing broadcast to the terminal. There is broadcast information for the first LDN list.
- the present application further provides a communication method, where the method includes: the control plane node acquires first information, where the first information includes: an access indication information of a local network or identifier information of a local network; Local network information available to the UE of the device; and transmitting the local network information to the UE.
- the method further includes: the control plane node acquires location area information of the UE, and the control plane node determines local network information of the UE according to the first information, The control plane node determines, according to the local network information acquired by the control plane node, the access indication information of the local network, and the location area information of the UE, the local network information that is available to the UE.
- the obtained local network information includes: local network information generated by the control plane node itself, or local network information acquired from other devices and stored on the control plane node.
- the access indication information of the local network is to indicate that the UE is allowed to access a local network
- the control plane node is configured according to the obtained local network.
- the information, the access indication information of the local network, and the location area information of the UE determine local network information that is available to the UE, including: the control plane node obtains information from the configured local network information, or from the first network element.
- the local network information corresponding to the location area information of the UE, and the local network information is used as local network information available to the UE.
- the method further includes: the control plane node acquires location area information of the UE, and the control plane node determines, according to the first information, that the user equipment UE is available.
- the local network information includes: the control plane node determines local network information that is available to the UE according to local network information acquired by the control plane node, and identifier information of the local network and location area information of the UE.
- the control plane node determines the local network of the UE according to the acquired local network information, the identifier information of the local network, and the location area information of the UE.
- the information includes: the control plane node acquires service range information of the local network corresponding to the identifier according to the identifier information of the local network;
- the local network information of the local network includes the identification information of the local network, and the service range information corresponding to the identifier information of the local network includes the location area information of the UE,
- the local network information that is available to the UE is the service range information of the local network;
- the control plane node determines, according to the location area information of the UE, the corresponding first local network identifier information, and the first local network identifier information includes the identifier information of the local network. And determining local network information that is available to the UE as service range information of the local network.
- the obtaining, by the configured local network information, the local network information corresponding to the location area identifier of the UE includes: in the configured local network information Determining whether there is local network information corresponding to the location area identifier of the UE; if present, using the corresponding local network information as local network information available to the UE;
- the location area identifier of the UE is used as a lookup object, and the corresponding local network information is searched in the configured local network information.
- the acquiring, by the other network element, the local network information corresponding to the location area identifier of the UE includes: the location of the UE by the control plane node And sending, by the other network element, local network information corresponding to the location area identifier of the UE, where the other network element includes a subscription data center, a home user register, and a policy function network element.
- the method further includes: if the access indication information indicates that the UE prohibits access to the local network, sending a feedback message of the access failure to the UE.
- the application further provides a communication device, including: an acquiring unit, configured to acquire first information, where the first information includes: an access indication information of a local network or identifier information of a local network; and a processing unit, And a sending unit, configured to send the local network information to the UE.
- a communication device including: an acquiring unit, configured to acquire first information, where the first information includes: an access indication information of a local network or identifier information of a local network; and a processing unit, And a sending unit, configured to send the local network information to the UE.
- the acquiring unit is further configured to acquire location area information of the UE, where the processing unit is specifically configured to acquire local network information according to the control plane node, and The access indication information of the local network and the location area information of the UE determine local network information of the UE.
- the processing unit is configured to: when the access indication information of the local network is used to indicate that the UE is allowed to access a local network, The local network information is obtained, or local network information corresponding to the location area information of the UE is obtained from the first network element.
- the acquiring unit is further configured to acquire location area information of the UE, where the processing unit is specifically configured to: according to the acquired local network information, and the The identification information of the local network and the location area information of the UE determine local network information of the UE.
- the processing unit is configured to acquire, according to the identifier information of the local network, service range information of the local network corresponding to the identifier, and
- the obtained local network information includes the identification information of the local network
- the service range information corresponding to the identification information of the local network includes the location area information of the UE, and then determines that the local network information available to the UE is The service range information of the local network
- the present application further provides a network device, where the network device includes: a transceiver, a processor, a memory, and the like, wherein the memory stores an instruction, and the processor is configured to execute an instruction in the memory.
- a communication method according to the fifth aspect of the present application is achieved.
- the present application further provides a computer storage medium, where the computer storage medium can store a program, and when executed, the program can implement some or all of the steps in the embodiments including the method for establishing a local network connection provided by the present application. .
- the present application also provides a computer program product comprising instructions which, when run on a computer, cause the computer to perform the methods described in the various aspects above.
- FIG. 1 is a schematic structural diagram of a local network deployment according to an embodiment of the present application
- FIG. 2 is a signaling flowchart of a method for establishing a local network connection according to an embodiment of the present application
- FIG. 3 is a signaling flowchart of another method for establishing a local network connection according to an embodiment of the present application
- FIG. 4 is a schematic structural diagram of a terminal according to an embodiment of the present application.
- FIG. 5 is a schematic structural diagram of a network device according to an embodiment of the present disclosure.
- FIG. 6 is a schematic structural diagram of a local network connection system according to an embodiment of the present application.
- FIG. 7 is a flowchart of a communication method according to an embodiment of the present application.
- FIG. 8 is a signaling flowchart of a communication method according to an embodiment of the present application.
- FIG. 9 is a signaling flowchart of another communication method according to an embodiment of the present application.
- FIG. 10 is a schematic structural diagram of a communication apparatus according to an embodiment of the present application.
- FIG. 11 is a schematic structural diagram of a control plane node according to an embodiment of the present application.
- FIG. 1 it is a schematic diagram of a local network deployment according to an embodiment of the present application.
- the local network refers to a network covering a specific local area, for example, a network covering a campus enterprise network, a campus, an airport, a railway station, a gymnasium, a shopping mall, and the like.
- the local network coverage area may be a tracking area (TA) list or a cell list, and one TA list includes multiple tracking area identities (TAIs), and one TA includes multiple cells, so A TA list is generally large, usually includes more than a hundred cells, and a local network coverage area is generally small, generally covering only a few cells.
- TA tracking area
- TAIs tracking area identities
- the network architecture shown in Figure 1 includes: an access network (AN), a control plane (CP) node, a user plane (auntrol plane, UP) node, a local user plane node, a campus enterprise network, and a message. Data network.
- AN access network
- CP control plane
- UP user plane
- UP user plane
- a local user plane node a campus enterprise network
- message data network.
- at least one terminal such as a UE, may communicate with one or more core networks via an access network or a radio access network (RAN).
- RAN radio access network
- the terminal may be a mobile terminal, such as a mobile phone (or "cellular" phone) and a computer with a mobile terminal, for example, a portable, pocket, handheld, computer built-in or in-vehicle mobile device that is connected to the wireless device.
- Network exchange language and or data For example, personal communication service (PCS) telephone, cordless telephone, session initiation protocol (SIP) telephone, wireless local loop (WLL) station, personal digital assistant (personal digital assistant, PDA) and other equipment.
- PCS personal communication service
- SIP session initiation protocol
- WLL wireless local loop
- PDA personal digital assistant
- the terminal may also be referred to as a subscriber unit (SU), a subscriber station (SS), a mobile station (MS), a remote station (RS), an access point (access point, AP), remote terminal (RT), access terminal (AT), user terminal (UT), user agent (UA), user equipment (UE).
- SU subscriber unit
- SS subscriber station
- MS mobile station
- RS remote station
- RT access terminal
- AT user terminal
- UT user agent
- UE user equipment
- the access network or the radio access network may be a base station (NodeB), an enhanced base station, or a relay having a scheduling function, or a device having a base station function.
- the base station may be an evolved NodeB (eNB) in the network system, or may be a base station in other systems, which is not limited in this embodiment.
- eNB evolved NodeB
- the technical solution provided by the present application is mainly for how the terminal knows the local network included in its current location, and solves the problem that the UE has a large amount of computation and consumes a large amount of resources when sensing the local network coverage area.
- the base station side can obtain whether the current cell supports the local network and which local network services are supported, and thus can be carried in the radio broadcast channel of the cell.
- the supported local network identifier when the user reselects the cell, can obtain the supported local network identifier in the broadcast channel, and establish a network session connection.
- the following describes a method for establishing a local network connection provided by the present application. .
- a signaling flowchart of a method for establishing a local network connection is provided in this embodiment.
- the UE, the base station, and the network device, such as the control plane node, are used as an example to describe the steps of the method. Specifically, the method includes the following steps:
- Step 201 The base station obtains a first local data network (LDN) list supported by the location area, where the location area is a coverage area of the local network, and the LDN list is identified by at least one local network. composition.
- LDN local data network
- the local network identifier which may be referred to as a network network name (DNN), refers to a network deployed locally. In order to distinguish a normal network, it is called a local network identifier, similar to the access point name in 4G. Access point name, APN).
- DNN network network name
- APN Access point name
- the first LDN list supported by the location area is obtained, and the first LDN list includes one or more local network identifiers.
- the manner in which the base station obtains the first LDN list may be configured by using an operations administration maint (OAM), or may be obtained by using a signaling interaction with a core network control plane node. LDN list. Further, if the method is obtained by using a signaling interaction, the base station needs to send a request message to the control plane node, and the control plane node sends a response message to the base station after receiving the request message, where the response message includes at least the area where the base station is located. A local network identifier. In addition, the base station may obtain the first LDN list in other manners, which is not limited in this application.
- the method further includes the step of the UE registering to the network by using the base station, and the registration process is consistent with the existing UE registration process, so reference may be made to the existing UE registration process.
- the network in this embodiment may be a control plane node, and may also be other network devices, such as a mobile management entity (MME).
- MME mobile management entity
- Step 202 The base station broadcasts the broadcast information, and the broadcast information may carry the first LDN list, and may not carry the first LDN list. For example, when the location area where the base station is located is not in the coverage area of the local network, the first LDN list is not included in the broadcast information. In other words, it can be determined whether the broadcast information sent by the base station includes the LDN list according to whether the base station is in the coverage area of the local network.
- Step 203 The UE acquires the broadcast information sent by the base station, and determines whether the broadcast information includes the first LDN list or whether the local network identifier is included.
- Step 204 If the first LDN list is included in the broadcast information, determine a target local network identifier according to the first LDN list.
- determining, by the UE, the target local network identifier according to the first LDN list includes: the UE selecting a local network identifier in the first LDN list according to the local policy, and using the selected local network identifier as the target local network identifier.
- the local policy is a local configuration, and may include a priority policy for configuring an LDN locally.
- a manner in which the UE selects the target local network identifier is to automatically select or manually select the local network identifier with the highest priority as the target local network identifier according to the order in which the local LDN priorities are high to low.
- a DNN may be manually selected according to the current requirement of the user as the target local network identifier, which is not specifically limited in this embodiment.
- the UE does not trigger subsequent method steps.
- the step 203 further includes the UE saving at least one local network identifier in the first LDN list.
- Step 205 The UE establishes a session connection by using the target local network identifier.
- the UE establishes a session connection to the local network through the base station and the control plane node, and the control plane node further implements the UE accessing the local network by controlling the local user plane node.
- the process of establishing a session connection between the specific UE and the network side is the same as that of the existing session establishment process, and details are not described herein.
- the base station broadcasts the local network identifier supported by the current location area of the current base station by using the radio broadcast channel, so that the UE can determine the target local network identifier for establishing the session connection based on the local network information obtained by the current location, and quickly Establish a session connection.
- the information about the large number of local network coverage areas is saved in the UE, which saves the storage resources of the UE, and also reduces the complexity of the processing when the UE determines the coverage area of the local network, and improves the efficiency of connecting the local network.
- the method provided in this embodiment includes the following steps:
- the steps 301 and 302 are the same as the steps 201 and 202 in the first embodiment.
- the steps 301 and 302 are the same as the steps 201 and 202 in the first embodiment.
- step 301 the UE registers with the network.
- the UE sends a registration request message to the network side control plane node, where the registration request message includes an initial registration process and a re-registration process of the location update.
- the initial registration process is the first registration after the terminal is powered on, and the re-registration process of the location update refers to a registration process other than the initial registration process, for example, a re-registration process including a registration timer timeout, or a change in the location of the UE. Re-registration process, etc.
- the control plane node generates a registration response message according to the registration request message, and sends the registration response message to the UE, where the registration response message includes a second LDN list, where the second LDN list is composed of all local network identifiers subscribed by the user, or includes The local network identifier of the contract under the UE's location area (TAI list).
- TAI list The local network identifier of the contract under the UE's location area
- the network-side control plane node may obtain the second LDN list that is subscribed by the user from the unified data management (UDM), and obtain the second LDN list by using other methods.
- UDM unified data management
- the UE saves the second LDN list subscribed by the user.
- Step 303 The UE acquires broadcast information from the radio broadcast channel of the base station, and determines whether the first LDN list is included in the broadcast information.
- Step 304 If the first LDN list is included, compare whether there is an intersection between the second LDN list in the registration response message and the first LDN list in the broadcast information, where the intersection includes at least one identical local network identifier.
- Step 305 If there is an intersection, determine a local network identifier as the target local network identifier in the intersection. For example, in the intersection, the UE manually or automatically selects a local network identifier as the target network identifier according to the local policy.
- Step 306 The UE establishes a session connection by using the target local network identifier.
- the process of establishing a session connection is the same as step 205 of the first embodiment.
- the broadcast information sent by the base station includes the first LDN list
- all local network identifiers in the first LDN list are different from the local network identifier that the user subscribes to, that is, the first LDN list. If there is no intersection between the second LDN list and the second LDN list, the UE cannot initiate a session connection to the local network identifier corresponding to the first LDN list.
- the network side sends the user-signed LDN list to the UE through the registration response message, so that the UE can compare the LDN list and the LDN list carried in the broadcast information according to the contracted LDN list, and the local network identifier from the intersection.
- the set selects one to initiate a session connection, and only establishes a session connection for the local network to which the user subscribes, so that it can control to initiate a session establishment request only to the LDN of the subscription user.
- the LDN of the enterprise campus is only open to the employees of the enterprise, and the outside people do not allow access to the enterprise campus. If the intersection is not taken according to the LDN signed by the user, the external person initiates a session connection every time he enters the enterprise campus, and finally the network side refuses to access, and an invalid signaling delivery process is added.
- the embodiment of the present application further provides an apparatus embodiment of a corresponding terminal, a network device, and the like, with respect to the foregoing method embodiments.
- FIG. 4 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
- the terminal may be a UE in the foregoing embodiment, or may be configured on another terminal, and configured to perform the local network corresponding to FIG. 2 or FIG. 3. connection method.
- the terminal includes: an obtaining unit 401, a processing unit 402, and a transmitting unit 403.
- the obtaining unit 401 is configured to acquire the broadcast information sent by the base station, where the broadcast information may carry the first LDN list or may not carry the local network identifier.
- the processing unit 402 is configured to: if the first LDN list is included in the broadcast information, determine a target local network identifier according to the first LDN list, where the first LDN list is composed of at least one local network identifier, and The target local network identifier establishes a session connection with the local network corresponding to the target local network identifier.
- the processing unit 402 is specifically configured to select a local network identifier in the first LDN list according to a local policy, and use the selected local network identifier as The target local network identifier.
- the obtaining unit 401 is further configured to obtain a second LDN list from the network side, where the second LDN list is composed of at least one local network identifier that is subscribed by the user.
- the processing unit 402 is specifically configured to determine the target local network identifier according to the first LDN list and the second LDN list.
- the processing unit 402 is configured to determine the target local network identifier according to the first LDN list and the second LDN list, specifically for comparing Whether there is an intersection between the first LDN list and the second LDN list, and if there is an intersection, determining a local network identifier as the target local network identifier in the intersection.
- the sending unit 403 is configured to send a registration request message to the network side.
- the obtaining unit 401 is specifically configured to receive the registration response message fed back by the network side, where the registration response message includes the second LDN list.
- the terminal may further include a storage unit, configured to store information such as a first LDN list, a second LDN list, and the like.
- the embodiment further provides a network device.
- the network device may be the base station in the foregoing embodiment, or may be another network device, such as a RAN, for performing the local network connection method corresponding to FIG. 2 or FIG.
- the network device includes an obtaining unit 501 and a transmitting unit 502, and may further include a processing unit, a storage unit, and the like.
- the obtaining unit 501 is configured to obtain a first LDN list supported by the location area, where the location area is that the device is located in a coverage area of the local network, and the first LDN list is composed of at least one local network identifier;
- the unit 502 is configured to send the first LDN list by means of broadcast information.
- the acquiring unit 501 is specifically configured to configure the first LDN list by using OAM, or acquire the first by using a signaling interaction manner with the network side.
- the LDN list is also generated by the processor configuration, which is not limited in this embodiment.
- the network device broadcasts the local network identifier supported by the location area in the wireless broadcast channel, so that the receiving terminal UE can be based on the terminal and the network device.
- These local network information obtained by the current location determine the target local network identity establishing the session connection and quickly establish a session connection.
- the information about the large number of local network coverage areas is saved in the UE, which saves the storage resources of the UE, and also reduces the complexity of the processing when the UE determines the coverage area of the local network, and improves the efficiency of connecting the local network.
- the embodiment of the present application further provides a local network connection system, where the system includes: at least one terminal, a base station, and at least one local network.
- the terminal 600 can be composed of a transceiver 601, a processor 602, a memory 603, and the like.
- the base station 610 can also be composed of a transceiver 611, a processor 612, a memory 613, and the like.
- the transceiver 611 is configured to obtain a first LDN list supported by a location area, where the location area is a coverage area of the local network, the first LDN list And consisting of at least one local network identifier, and sending the first LDN list to the terminal by using the transceiver 611 to carry the broadcast information.
- the transceiver 601 in the terminal is configured to receive broadcast information sent by the base station, and the processor 602 is configured to determine, according to the first LDN list in the broadcast information, a target local network identifier, and use the target local network identifier to identify the target local
- the local network corresponding to the network identifier establishes a session connection.
- the processor 602 of the terminal is specifically configured to select a local network identifier in the first LDN list according to a local policy, and use the selected local network identifier as the target local. Network identification.
- the transceiver 601 of the terminal is further configured to send a registration request message to the control plane node on the network side; the control plane node is configured to receive the registration request message, and generate a registration response.
- a message, the registration response message includes a second LDN list, and the second LDN list is sent to the terminal, where the second LDN list is composed of at least one local network identifier subscribed by the user corresponding to the terminal.
- the terminal transceiver 601 is configured to obtain the second LDN list, and determine the target local network identifier according to the first LDN list and the second LDN list.
- the transceiver 601 of the terminal is further configured to compare whether the first LDN list and the second LDN list have an intersection, and if there is an intersection, in the intersection.
- a local network identity is determined as the target local network identity.
- the processor 602 is a control center of the terminal, and connects various parts of the entire terminal by using various interfaces and lines, by running or executing software programs and/or modules stored in the memory, and calling Data stored in the memory to perform various functions of the terminal and/or process data.
- the processor 602 can be a central processing unit (CPU), a network processor (NP), or a combination of a CPU and an NP.
- the processor may further include a hardware chip.
- the hardware chip may be an application-specific integrated circuit (ASIC), a programmable logic device (PLD), or a combination thereof.
- the PLD may be a complex programmable logic device (CPLD), a field-programmable gate array (FPGA), a general array logic (GAL), or any combination thereof.
- the memory 603 may include a volatile memory such as a random access memory (RAM), and may also include a non-volatile memory such as a flash memory.
- RAM random access memory
- non-volatile memory such as a flash memory.
- HDD hard disk drive
- SSD solid-state drive
- the memory may also include a combination of the above types of memories.
- the transceiver 601 can include components such as a receiver, a transmitter and an antenna, specifically for receiving or transmitting data, and the transceiver 601 can receive broadcast information under the control of the processor 602 and initiate a session according to the determined target local network identifier. Connect, and communicate with other nodes or devices in the network system, such as the process of registering to the network.
- the transceiver 601 may include a wireless local area network (WLAN) module, a Bluetooth module, a base band module, and the like, and a radio frequency (RF) circuit corresponding to the communication module.
- WLAN wireless local area network
- RF radio frequency
- Bluetooth communication infrared communication
- cellular communication system communication such as wideband code division multiple access (WCDMA) and/or high speed downlink packet access (high speed) Downlink packet access, HSDPA).
- WCDMA wideband code division multiple access
- HSDPA high speed downlink packet access
- the transceiver is used to control communication of components in the terminal and can support direct memory access.
- the functions to be implemented by the obtaining unit 401 and the sending unit 403 may be implemented by the transceiver 601 of the terminal, and the functions to be implemented by the processing unit 402 may be implemented by the processor 602 of the terminal.
- the functions to be implemented by the acquisition unit 501 and the transmission unit 502 of the network device may be implemented by the transceiver 611 of the base station or by the processor 612 controlling the transceiver 611.
- the terminal 600 and the base station 610 in this embodiment are also used to implement the foregoing method, such as the method flow shown in FIG. 2 or FIG.
- the present application further provides a computer storage medium, wherein the computer storage medium may store a program, and the program may include some or all of the embodiments of the method for establishing a local network connection provided by the application. step.
- the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).
- an embodiment of the present application further provides a computer program product comprising instructions, when executed on a computer, causing the computer to perform some or all of the steps of the method for establishing a local network connection described in the foregoing embodiments.
- the present application further provides a method for sending local network information, as shown in FIG. 7, the method includes:
- Step 701 The control plane node obtains the first information, where the first information includes: access indication information of the local network or identifier information of the local network.
- the access indication information of the local network is used to indicate whether the requesting UE allows access to the local network or to indicate whether the requesting UE wants to acquire the local network service; the identification information of the local network is used to determine a unique local The internet.
- the first information may be from a user equipment, such as a terminal device.
- the control plane node may also obtain location information of the user equipment, such as base station information accessed by the user equipment, where the base station is a base station corresponding to the location area where the UE that initiated the request is currently located.
- the base station may divide the served geographical range into different location areas, and set a corresponding location area identifier for each location area, where the location area identifier is used to uniquely indicate the location area.
- the location area identifier may be a name, a number, and the like of the location area, which is not limited by the embodiment of the present invention.
- the location area in the present invention may be a TA area accessed by the UE, or a Cell area accessed by the UE, or the like.
- Step 702 The control plane node determines local network information available to the user equipment UE.
- step 702 can include the following two scenarios:
- the control plane node determines the local network information of the UE according to the access indication information of the local network in the first information.
- the control plane node determines the local network information of the UE according to the identification information of the local network in the first information.
- Step 703 The control plane node sends the local network information to the UE.
- the solution specifically includes the following steps:
- Step 801 The UE sends an access request to the control plane node via the base station, where the access request includes the access indication information of the local network.
- the base station is a base station corresponding to the location area where the UE is currently located.
- the access request includes an attach request, a location update request (eg, a TAU Request), or a registration request, etc., wherein the registration request includes a registration request caused by initial registration, or a registration request caused by a mobile registration update (ie, a change in location area)
- the access indication information is used to indicate whether the UE is allowed to access the local network or to indicate whether the requesting UE wants to acquire the local network service. Specifically, the following forms may be included to indicate:
- the access indication information carries a first indicator or a field, which is used to indicate that the UE is allowed to access the local network. For example, if the first indication symbol or field is “1”, if the access indication information carries the indication symbol of “1”, it indicates that the UE allows access to the local network.
- the access indication information may further carry a second indication symbol or field for indicating that the UE does not allow/disallow access to the local network. For example, if the second indication symbol or field is “0”, if the access indication information carries the indication symbol of “0”, it indicates that the UE does not allow access to the local network.
- the UE is allowed to access the local network by using the specific indication symbol or the field in the access indication information, for example, if the first indication field is carried in the access indication information, indicating that the UE is allowed to connect If the first indication field is not carried, it indicates that the UE does not allow access to the local network.
- the local network access indication information can indicate the user's will.
- an “Agree” and/or “Deny” option may be set in the UE to indicate whether the user agrees to use the user equipment to access the local network.
- the local network access indication information indicating that the UE is allowed to access the local network may be carried in the access request, and when the triggering operation for the “reject” option is detected, The local network access indication information indicating that the UE is not allowed to access the local network may be carried in the access request.
- the present embodiment is not limited by setting other symbols, fields, or information in the access indication information to indicate whether the UE is allowed to access the local network.
- Step 802 The base station receives an access request sent by the UE, and determines location area information that the UE is currently located.
- the location area information may be a location area identifier.
- the base station may divide the geographical range of the service into different location areas, and set a corresponding location area identifier for each location area, where the location area identifier is used to uniquely indicate the location area.
- the location area identifier may be a name, a number, and the like of the location area.
- the location area may be a TA area that the UE accesses, or a cell area that the UE accesses. Make a limit.
- Step 803 The base station sends the access request, or the access request, and the location area information of the UE to the control plane node.
- the access request and the location area information of the current UE may be sent to the control plane node by using a message, and may also be carried and sent to the website by using two messages, for example, the first information and the second information.
- the control plane node wherein the first information includes access indication information of the local network, and the second information includes location area information of the UE.
- Step 804 The control plane node receives the access request sent by the base station, or receives the access request and the area location information of the UE, and according to the access request, or the access request and the area location identifier of the UE.
- the local network information that needs to be sent to the UE is determined, or the local network information that is available to the UE is determined.
- the local network information available to the UE is uniformly used in the following, and details are not described herein.
- the control plane node is an access and mobility management entity, such as an AMF in a 5G network, and an MME in a 4G network, which may also be a session management entity, such as an SMF in 5G.
- the access request includes first information, where the first information includes access indication information of a local network.
- the control plane node determines the local network information available to the UE according to the local network access indication information, or according to the local network access indication information, the location area information of the UE, and the local network information obtained by the control plane node.
- the local network information is a local network identifier and corresponding service range information.
- the local network information acquired by the control plane includes: the local network information generated by the control plane node itself or configured, or the local network information obtained by the control plane node from other devices.
- control plane node determines the local network information of the UE according to the local network access indication information.
- control plane node determines the local network information of the UE according to the local network information acquired by the control plane node, or the control plane node obtains the local network information from a configured database, and determines the required information from the obtained local network information. Local network information sent to the UE.
- the local network information includes identifier information of the local network and corresponding service range information.
- the identification information of the local network may be the name of the local network, and the service scope information may be one or more location area identifiers.
- the access request received by the control plane node carries local network access indication information
- the local network access indication information indicates that the UE allows access to the local network
- determining local network information that is available to the UE determining local network information that is available to the UE.
- control plane node determines local network information that is available to the UE according to the obtained local network information, the local network access indication information, and the location area identifier currently used by the UE.
- the method includes: when the local network access indication information indicates that the UE is allowed to access the local network, the control plane node may obtain local network information corresponding to the location area identifier of the UE from the stored local network information.
- the corresponding local network information is obtained, determining that the local network information corresponding to the location area identifier is local network information that is determined to be sent to the UE; if the relevant local network information is not found, sending a feedback to the UE.
- the message includes the content indicating that the UE requests the failure or the reason for the failure.
- the neighboring identifier of the location area identifier of the UE is selected as a search object, and local network information corresponding to the neighboring identifier is searched for in the local network information, and if the corresponding local network information is found, the UE is used as the UE. Local network information.
- the local network information corresponding to the location area identifier is that the service range information corresponding to a local network includes the location area identifier.
- control plane node may obtain local network information corresponding to the location area identifier from locally stored or configured local network information, and the control plane node may also obtain local network information from other network elements and maintain the information.
- the control plane network element may also send the location area identifier to the other network element, and obtain the local network information corresponding to the location area identifier from the local network information stored by the other function network element, which is not limited in this embodiment.
- the other functional network element may be a subscription data center, a home user register, a policy function network element, etc., which is not limited in this embodiment.
- Step 805 The control plane node sends the local network information determined in step 804 to the UE.
- the method further includes: if the base station receives the access indication information of the local network from the UE to not allow access to the local network, the base station does not send the local network information to the UE, or rejects the access request of the UE, to the The UE sends a feedback message of the access failure, where the feedback message includes a failure indication information or a failure reason.
- the method provided in this embodiment increases the flexibility of the end user equipment, and the user equipment can independently select the local network information sent by the control plane node, that is, when the user is unwilling to initiate the local network service, the control plane node is prevented from transmitting the local network. Information can save the purpose of signaling interaction and save the memory of the terminal device.
- the embodiment provides a local network information sending method.
- the control plane device determines the local network information of the UE according to the identifier information of the local network and the location area identifier where the UE is currently located.
- the specific method includes the following steps:
- step 901 The UE sends an access request to the control plane node via the base station, where the access request carries identifier information of one or more local networks.
- the identification information of the local network is used to uniquely identify a local network, for example, may be the name of the local network.
- the identification information of the local network may also be used to indicate that the UE desires to obtain corresponding service range information of the local network, or a local network that the UE subsequently desires to access.
- Step 902 When receiving the access request sent by the user equipment, the base station determines the location area identifier that the UE is currently located.
- the current location area identifier of the UE is the same as the location area identifier in the first scheme. For details, refer to the description in the first embodiment.
- Step 903 The base station sends the access request to the control plane node, or sends an access request and a location area identifier currently in which the UE is located.
- the identification information of the at least one local network in the access request may also be carried by the first information.
- Step 904 The control plane node receives the access request sent by the base station and the location area identifier currently located by the UE, and determines local network information that needs to be available to the UE according to the identifier information of the local network carried in the access request, or according to the control.
- the local network information acquired by the surface node, and the identification information of the local network and the location area identifier currently located by the UE determine local network information available to the UE.
- the local network information may be service range information including only the local network, or may include a local network identifier and corresponding service range information.
- control plane node determines local network information that is available to the UE according to the identifier information of the local network, including:
- the control plane node searches the stored local network information for the presence or absence of the service range information corresponding to the local network identifier, and if so, the service range information corresponding to the local network identifier is used as the local network information available to the UE. .
- control plane node determines the local network information that is available to the UE according to the obtained local network information, the identifier information of the local network, and the location area identifier that the UE is currently located, including:
- Manner 1 The control plane node searches for the local network corresponding to the identifier information of the local network from the configured or stored local network information.
- determining whether the service area information corresponding to the local network includes the location area identifier that the UE is currently located, and if yes, determining that the service range information corresponding to the local network is local network information that is available to the UE; If not included, it is determined that there is no local network information requested by the UE in the local network information of the control plane node.
- the foregoing does not include: determining whether the local network information includes the local network corresponding to the identifier information of the local network, and determining whether the service range information corresponding to the local network includes the location area identifier currently located by the UE, At least one of the conditions is not satisfied.
- the control plane node may search, from the configured or stored local network information, whether there is local network information corresponding to the location area identifier of the UE.
- the local network information corresponding to the location area identifier includes a local network corresponding to the identifier information of the local network, and if yes, the local network information corresponding to the location area identifier of the UE is available to the UE. Local network information.
- the method further includes: when it is determined that the local network information is not provided to the UE, the control plane node sends a feedback message to the UE that the access failure is sent to the UE, where the feedback message includes the failure indication information. Or the reason for the failure.
- the method provided in this embodiment increases the flexibility of the intention of the terminal user equipment, and the user equipment can independently select the local network information sent by the control plane node, that is, the user can separately request the local network information of a local network or multiple local networks.
- the control plane node only sends the local network information requested by the user, which saves the purpose of signaling interaction, and can save the memory of the terminal device.
- the present application further provides a communication device, which can be used to perform the communication method described in FIG. 7 to FIG. 9 of the above embodiment.
- the device includes an obtaining unit 1101.
- the processing unit 1102 and the transmitting unit 1103 may additionally include other units or modules, such as a storage unit and the like.
- the acquiring unit 1101 is configured to obtain the first information, where the first information includes: the access indication information of the local network or the identifier information of the local network, and the processing unit 1102 is configured to determine local network information that is available to the user equipment UE.
- the sending unit 1103 is configured to send the local network information to the UE.
- the acquiring unit 1101 is further configured to acquire location area information of the UE.
- the processing unit 1102 is specifically configured to: according to the acquired local network information, and access by the local network.
- the indication information and the location area information of the UE determine local network information that needs to be sent to the UE.
- the processing unit 1102 is specifically configured to: when the access indication information of the local network is used to indicate that the UE is allowed to access the local network, from the configured local network information or Acquiring local network information corresponding to the location area information of the UE from the first network element.
- the acquiring unit 1101 is further configured to acquire location area information of the UE, where the processing unit 1102 is specifically configured to: according to the acquired local network information, and the identifier of the local network. The information and the location area information of the UE determine local network information that needs to be sent to the UE.
- the processing unit 1102 is specifically configured to obtain service range information of the local network corresponding to the identifier according to the identifier information of the local network, and locally configured or stored.
- the network information includes the identifier information of the local network, and the service range information corresponding to the identifier information of the local network includes the location area information of the UE, and the local network information that is available to the UE is determined to be the local network.
- Service scope information includes the identifier information of the local network, and the service range information corresponding to the identifier information of the local network includes the location area information of the UE, and the local network information that is available to the UE is determined to be the local network.
- the first local network identifier information determines, according to the location area information of the UE, the first local network identifier information, where the first local network identifier information includes the identifier of the local network, in the configured or stored local network information.
- the information is determined to determine that the local network information available to the UE is the service range information of the local network.
- the present application further provides a network node, such as a control plane node.
- the node includes: a processor 1201, a transceiver 1202, and a memory 1203.
- the transceiver 1202 is configured to obtain the first information, where the first information includes: the access indication information of the local network or the identifier information of the local network, where the processor 1201 is configured to determine the local network information that is available to the user equipment UE.
- the transceiver 1202 is further configured to send the local network information to the UE.
- the transceiver 1202 is further configured to acquire location area information of the UE, where the processor 1201 is specifically configured to acquire local network information according to the network node, and the local network.
- the access indication information and the location area information of the UE determine local network information available to the UE.
- the processor 1201 is specifically configured to: when the access indication information of the local network is used to indicate that the UE is allowed to access the local network, from the configured local network information or from the first The local network information corresponding to the location area information of the UE is obtained in a network element.
- the transceiver 1202 is further configured to acquire location area information of the UE, where the processor 1201 is specifically configured to use local network information acquired by the network node, and an identifier of the local network. The information and the location area information of the UE determine local network information available to the UE.
- the processor 1201 is configured to obtain, according to the identifier information of the local network, service range information of the local network corresponding to the identifier, and in the acquired local network information. Include the identification information of the local network, and the service area information corresponding to the identifier information of the local network includes the location area information of the UE, and determine that the local network information available to the UE is the service range of the local network. information;
- the processor, the transceiver, and the memory may be the same as the foregoing, for example, the functional components shown in FIG. 6, which are not described in detail in this embodiment.
- the processor is configured to control the memory storage instructions to implement the functions of the control plane node in the foregoing method embodiment of the present application.
- the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).
- the base station and the terminal such as the UE, may be included, and the base station and the terminal are the same as the base station and the UE in the foregoing embodiment, and details are not described in detail.
- the computer program product includes one or more computer instructions.
- the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
- the computer instructions can be stored in a computer readable storage medium or transferred from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions can be from a website site, computer, server or data center Transfer to another website site, computer, server, or data center by wire or wirelessly.
- the computer readable storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or the like that includes one or more available media.
- the usable medium may be a magnetic medium (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a DVD), or a semiconductor medium (eg, a solid state hard disk), or the like.
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Abstract
Description
Claims (23)
- 一种通信方法,其特征在于,所述方法包括:A communication method, characterized in that the method comprises:控制面节点获取第一信息,所述第一信息包括:本地网络的接入指示信息或本地网络的标识信息;The control plane node obtains the first information, where the first information includes: an access indication information of the local network or identifier information of the local network;所述控制面节点确定用户设备UE可用的本地网络信息;The control plane node determines local network information available to the user equipment UE;所述控制面节点发送所述本地网络信息给所述UE。The control plane node sends the local network information to the UE.
- 根据权利要求1所述的方法,其特征在于,还包括:控制面节点获取UE的位置区域信息,The method according to claim 1, further comprising: the control plane node acquiring location area information of the UE,所述控制面节点根据所述第一信息确定UE可用的本地网络信息,包括:Determining, by the control plane node, local network information that is available to the UE according to the first information, including:所述控制面节点根据控制面节点获取的本地网络信息、以及所述本地网络的接入指示信息和所述UE的位置区域信息确定UE可用的本地网络信息。The control plane node determines local network information available to the UE according to local network information acquired by the control plane node, and access indication information of the local network and location area information of the UE.
- 根据权利要求2所述的方法,其特征在于,The method of claim 2 wherein:所述本地网络的接入指示信息为指示所述UE允许接入本地网络,则所述控制面节点根据控制面节点获取的本地网络信息、以及所述本地网络的接入指示信息和所述UE的位置区域信息确定UE可用的本地网络信息,包括:The access indication information of the local network is to indicate that the UE is allowed to access the local network, and the control plane node obtains local network information acquired by the control plane node, and the access indication information of the local network, and the UE. The location area information determines local network information available to the UE, including:所述控制面节点从配置的本地网络信息,或者从第一网元中获取与所述UE的位置区域信息对应的本地网络信息。The control plane node acquires local network information corresponding to the location area information of the UE from the configured local network information or from the first network element.
- 根据权利要求1所述的方法,其特征在于,还包括:控制面节点获取UE的位置区域信息,The method according to claim 1, further comprising: the control plane node acquiring location area information of the UE,所述控制面节点根据所述第一信息确定用户设备UE可用的本地网络信息,包括:Determining, by the control plane node, local network information that is available to the user equipment UE according to the first information, including:所述控制面节点根据控制面节点获取的本地网络信息、以及所述本地网络的标识信息和所述UE的位置区域信息确定UE可用的本地网络信息。The control plane node determines local network information available to the UE according to the local network information acquired by the control plane node, the identification information of the local network, and the location area information of the UE.
- 根据权利要求4所述的方法,其特征在于,所述控制面节点根据控制面节点获取的本地网络信息、以及所述本地网络的标识信息和所述UE的位置区域信息确定UE可用的本地网络信息,包括:The method according to claim 4, wherein the control plane node determines a local network available to the UE according to local network information acquired by the control plane node, and identifier information of the local network and location area information of the UE. Information, including:所述控制面节点根据所述本地网络的标识信息获取所述标识对应的本地网络的服务范围信息;The control plane node acquires service range information of the local network corresponding to the identifier according to the identifier information of the local network;所述控制面节点确定在所述获取的本地网络信息中包括所述本地网络的标识信息,且所述本地网络的标识信息对应的服务范围信息中包括所述UE的位置区域信息,则确定所述UE可用的本地网络信息为所述本地网络的服务范围信息;Determining, by the control plane node, that the local network information of the local network includes the identification information of the local network, and the service range information corresponding to the identifier information of the local network includes the location area information of the UE, The local network information that is available to the UE is the service range information of the local network;或者,or,所述控制面节点在所述获取的本地网络信息中根据所述UE的位置区域信息确定对应的第一本地网络标识信息,且所述第一本地网络标识信息中包括所述本地网络的标识信息,则确定所述UE可用的本地网络信息为所述本地网络的服务范围信息。The control plane node determines, according to the location area information of the UE, the corresponding first local network identifier information, and the first local network identifier information includes the identifier information of the local network. And determining local network information that is available to the UE as service range information of the local network.
- 一种通信装置,其特征在于,包括:A communication device, comprising:获取单元,用于获取第一信息,所述第一信息包括:本地网络的接入指示信息或本地网络的标识信息;An acquiring unit, configured to acquire first information, where the first information includes: an access indication information of a local network or identifier information of a local network;处理单元,用于确定用户设备UE可用的本地网络信息;a processing unit, configured to determine local network information that is available to the user equipment UE;发送单元,用于发送所述本地网络信息给所述UE。And a sending unit, configured to send the local network information to the UE.
- 根据权利要求6所述的装置,其特征在于,The device of claim 6 wherein:所述获取单元,还用于获取UE的位置区域信息;The acquiring unit is further configured to acquire location area information of the UE.所述处理单元,具体用于根据所述装置获取的本地网络信息、以及所述本地网络的接入指示信息和所述UE的位置区域信息确定UE可用的本地网络信息。The processing unit is specifically configured to determine local network information that is available to the UE according to local network information acquired by the device, and access indication information of the local network and location area information of the UE.
- 根据权利要求7所述的装置,其特征在于,The device of claim 7 wherein:所述处理单元,具体用于在所述本地网络的接入指示信息为指示所述UE允许接入本地网络时,从配置的本地网络信息或者从第一网元中获取与所述UE的位置区域信息对应的本地网络信息。The processing unit is configured to: when the access indication information of the local network indicates that the UE is allowed to access the local network, obtain the location of the UE from the configured local network information or from the first network element. Local network information corresponding to the area information.
- 根据权利要求6所述的装置,其特征在于,The device of claim 6 wherein:所述获取单元,还用于获取UE的位置区域信息,The acquiring unit is further configured to acquire location area information of the UE, where所述处理单元,具体用于根据所述装置获取的本地网络信息、以及所述本地网络的标识信息和所述UE的位置区域信息确定UE可用的本地网络信息。The processing unit is specifically configured to determine local network information that is available to the UE according to the local network information acquired by the device, the identifier information of the local network, and the location area information of the UE.
- 根据权利要求9所述的装置,其特征在于,The device of claim 9 wherein:所述处理单元,具体用于根据所述本地网络的标识信息获取所述标识对应的本地网络的服务范围信息,确定在所述获取的本地网络信息中包括所述本地网络的标识信息,且所述本地网络的标识信息对应的服务范围信息中包括所述UE的位置区域信息,则确定所述UE可用的本地网络信息为所述本地网络的服务范围信息;The processing unit is configured to obtain the service range information of the local network corresponding to the identifier according to the identifier information of the local network, and determine that the local network information includes the identifier information of the local network, and Determining the location area information of the UE in the service range information corresponding to the identifier information of the local network, determining that the local network information that is available to the UE is the service range information of the local network;或者,or,具体用于在所述获取的网络信息中根据所述UE的位置区域信息确定对应的第一本地网络标识信息,且所述第一本地网络标识信息中包括所述本地网络的标识信息,则确定所述UE可用的本地网络信息为所述本地网络的服务范围信息。And determining, by using the location information of the UE, the corresponding first local network identifier information, where the first local network identifier information includes the identifier information of the local network, and determining The local network information available to the UE is service range information of the local network.
- 一种通信装置,其特征在于,包括:处理器和存储器;所述存储器用于存储计算机执行指令,当所述通信装置运行时,所述处理器执行所述存储器存储的该计算机执行指令,以使所述通信装置执行如权利要求1-5任一项所述的通信方法。A communication device, comprising: a processor and a memory; the memory is configured to store a computer execution instruction, and when the communication device is running, the processor executes the computer execution instruction stored in the memory to The communication device is caused to perform the communication method according to any one of claims 1-5.
- 一种建立本地网络连接的方法,其特征在于,所述方法包括:A method for establishing a local network connection, the method comprising:终端获取基站发送的广播信息;The terminal acquires broadcast information sent by the base station;如果所述广播信息中包括第一本地数据网络LDN列表,则根据所述第一LDN列表确定目标本地网络标识,其中,所述第一LDN列表由至少一个本地网络标识组成;Determining, according to the first LDN list, a target local network identifier, where the broadcast information includes a first local data network LDN list, where the first LDN list is composed of at least one local network identifier;所述终端利用所述目标本地网络标识建立会话连接。The terminal establishes a session connection by using the target local network identifier.
- 根据权利要求12所述的方法,其特征在于,所述终端根据所述第一LDN列表确定目标本地网络标识,包括:The method according to claim 12, wherein the determining, by the terminal, the target local network identifier according to the first LDN list comprises:所述终端根据本地策略在所述第一LDN列表中选择一个本地网络标识;The terminal selects a local network identifier in the first LDN list according to a local policy;所述终端将所述选择的本地网络标识作为所述目标本地网络标识。The terminal uses the selected local network identifier as the target local network identifier.
- 根据权利要求12所述的方法,其特征在于,所述终端根据所述第一LDN列表确定目标本地网络标识,包括:The method according to claim 12, wherein the determining, by the terminal, the target local network identifier according to the first LDN list comprises:所述终端获取来自网络侧的第二LDN列表,所述第二LDN列表由用户签约的本地网络标识组成,或者包括基于所述终端所在位置区域的签约的本地网络标识;The terminal acquires a second LDN list from the network side, where the second LDN list is composed of a local network identifier subscribed by the user, or includes a local network identifier based on the subscription of the location area of the terminal;所述终端根据所述第一LDN列表和所述第二LDN列表确定所述目标本地网络标识。The terminal determines the target local network identifier according to the first LDN list and the second LDN list.
- 根据权利要求14所述的方法,其特征在于,所述终端根据所述第一LDN列表和所述第二LDN列表确定所述目标本地网络标识,包括:The method according to claim 14, wherein the determining, by the terminal, the target local network identifier according to the first LDN list and the second LDN list comprises:所述终端比较所述第一LDN列表和所述第二LDN列表是否存在交集;The terminal compares whether the first LDN list and the second LDN list have an intersection;如果存在交集,则在所述交集中确定一个本地网络标识作为所述目标本地网络标识。If there is an intersection, a local network identifier is determined in the intersection as the target local network identifier.
- 根据权利要求14所述的方法,其特征在于,所述终端获取来自网络侧的第二LDN列表,包括:The method according to claim 14, wherein the terminal acquires a second LDN list from the network side, including:所述终端向所述网络侧发送注册请求消息;Sending, by the terminal, a registration request message to the network side;所述终端接收所述网络侧反馈的注册应答消息,所述注册应答消息中包括所述第二LDN列表。The terminal receives the registration response message fed back by the network side, where the registration response message includes the second LDN list.
- 一种终端,其特征在于,所述终端包括:A terminal, wherein the terminal comprises:获取单元,用于获取基站发送的广播信息;An acquiring unit, configured to acquire broadcast information sent by a base station;处理单元,用于如果所述广播信息中包括第一LDN列表,则根据所述第一LDN列表确定目标本地网络标识,其中,所述第一LDN列表由至少一个本地网络标识组成,并利用所述目标本地网络标识建立会话连接。a processing unit, configured to determine, according to the first LDN list, a target local network identifier, where the broadcast information includes a first LDN list, where the first LDN list is composed of at least one local network identifier, and the The target local network identifier establishes a session connection.
- 根据权利要求17所述的终端,其特征在于,The terminal according to claim 17, wherein所述处理单元,具体用于根据本地策略在所述第一LDN列表中选择一个本地网络标识,并将所述选择的本地网络标识作为所述目标本地网络标识。The processing unit is specifically configured to select a local network identifier in the first LDN list according to a local policy, and use the selected local network identifier as the target local network identifier.
- 根据权利要求17所述的终端,其特征在于,The terminal according to claim 17, wherein所述获取单元,还用于获取来自网络侧的第二LDN列表,所述第二LDN列表由用户签约的本地网络标识组成,或者包括基于所述终端所在位置区域的签约的本地网络标识;The obtaining unit is further configured to obtain a second LDN list from the network side, where the second LDN list is composed of a local network identifier that is subscribed by the user, or includes a local network identifier that is based on the subscription of the location area of the terminal;相应的,所述处理单元,具体用于根据所述第一LDN列表和所述第二LDN列表确定所述目标本地网络标识。Correspondingly, the processing unit is specifically configured to determine the target local network identifier according to the first LDN list and the second LDN list.
- 根据权利要求19所述的终端,其特征在于,The terminal according to claim 19, characterized in that所述处理单元,用于根据所述第一LDN列表和所述第二LDN列表确定所述目标本地网络标识,具体用于比较所述第一LDN列表和所述第二LDN列表是否存在交集,如果存在交集,则在所述交集中确定一个本地网络标识作为所述目标本地网络标识。The processing unit is configured to determine, according to the first LDN list and the second LDN list, the target local network identifier, specifically, to compare whether the first LDN list and the second LDN list have an intersection, If there is an intersection, a local network identifier is determined in the intersection as the target local network identifier.
- 根据权利要求19所述的终端,其特征在于,所述终端还包括:The terminal according to claim 19, wherein the terminal further comprises:发送单元,用于向所述网络侧发送注册请求消息;a sending unit, configured to send a registration request message to the network side;相应的,所述获取单元,具体用于接收所述网络侧反馈的注册应答消息,所述注册应答消息中包括所述第二LDN列表。Correspondingly, the acquiring unit is specifically configured to receive the registration response message fed back by the network side, where the registration response message includes the second LDN list.
- 一种网络设备,其特征在于,所述网络设备包括:A network device, where the network device includes:获取单元,用于获取所述网络设备所在位置区域所支持的第一LDN列表,所述位置区域为所述网络设备位于本地网络的覆盖区域,所述第一LDN列表由至少一个本地网络标识组成;An acquiring unit, configured to acquire a first LDN list supported by the location area of the network device, where the location area is a coverage area of the local network, the first LDN list is composed of at least one local network identifier ;发送单元,用于将所述第一LDN列表通过广播信息携带的方式发送。And a sending unit, configured to send the first LDN list by way of broadcast information.
- 根据权利要求22所述的网络设备,其特征在于,A network device according to claim 22, wherein所述获取单元,具体用于通过操作管理维护OAM配置所述第一LDN列表,或者,通过与网络侧之间的信令交互方式获取所述第一LDN列表。The acquiring unit is configured to configure the first LDN list by using an operation management and maintenance OAM, or obtain the first LDN list by using a signaling interaction mode with the network side.
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