CN114079907A - Information processing method, network equipment and computer storage medium - Google Patents

Abstract

The embodiments of the present invention disclose an information processing method, a network device and a computer storage medium. The method includes: a first core network device receives service requirement information and first indication information from a core network side device; sends the service requirement information and/or the first indication information to an access network device; the first An indication message is used to instruct the access network device to give feedback when the resource cannot meet the service requirement information.

Description

An information processing method, network device and computer storage medium

technical field

The present invention relates to the field of wireless communication, in particular to an information processing method, a network device and a computer storage medium.

Background technique

In the process of establishing a protocol data unit (PDU, Protocol Data Unit) session, the user equipment (UE, User Equipment) will trigger the application function (AF, Application Function) to send the demand for the network side, including the survival time (survival time) parameter . However, when the resources of the Radio Access Network (RAN, Radio Access Network) cannot guarantee the survival time (survival time) parameter, the AF will not be notified.

SUMMARY OF THE INVENTION

In order to solve the existing technical problems, the embodiments of the present invention provide an information processing method, a network device and a computer storage medium.

In order to achieve the above-mentioned purpose, the technical scheme of the embodiment of the present invention is realized as follows:

In a first aspect, an embodiment of the present invention provides an information processing method, the method includes:

The first core network device receives the service requirement information and the first indication information from the core network side device;

Sending the service requirement information and/or the first indication information to the access network device; the first indication information is used to instruct the access network device to give feedback when the resources cannot meet the service requirement information.

In the above solution, the service requirement information includes at least the lifetime, the maximum number of lost packets in continuous transmission, or the packet loss tolerance.

In the above solution, the sending the service requirement information and/or the first indication information to the access network device includes: determining the information content to be sent to the access network device based on policy information; the information content includes the business requirement information and/or the first indication information,

Send the service requirement information and/or the first indication information to the access network device.

In the above solution, in the case that the information content does not include the first indication information, the method further includes: the first core network device sends third indication information to the core network side device; the first core network device sends third indication information; The third indication information indicates that the access network device does not feed back the service requirement information.

In a second aspect, an information processing method according to an embodiment of the present invention is characterized in that, the method includes:

The core network side device sends the service requirement information and the first indication information to the access network device via the first core network device;

Receive second indication information from the access network device, where the second indication information is used to indicate that the resources of the access network device cannot meet the service requirement information.

In the above solution, the service requirement information includes at least the lifetime, the maximum number of lost packets in continuous transmission, or the packet loss tolerance.

In the above solution, the method further includes: when the core network side device determines, based on characteristic information of each service flow, that multiple service flows support aggregation, and aggregates the multiple service flows; wherein the characteristic information includes At least one of the following: Time to Live, Maximum Consecutive Transmission Loss, Packet Loss Tolerance, Periodicity, Traffic Class, Outgoing Port, Burst Arrival Time;

The minimum value of the lifetime corresponding to the plurality of service flows, the minimum value of the maximum number of lost packets in continuous transmission, or the minimum value of the packet loss tolerance is selected as the service requirement information corresponding to the aggregated service flow.

In a third aspect, an embodiment of the present invention further provides an information processing method, the method comprising:

The access network device receives the service requirement information and the first indication information from the core network side device;

When the resource cannot meet the service requirement information, the access network device sends second indication information to the core network side device based on the first indication information; the second indication information is used to indicate the The resources of the access network equipment cannot meet the service requirement information.

In the above solution, the service requirement information includes at least the lifetime, the maximum number of lost packets in continuous transmission, or the packet loss tolerance.

In a fourth aspect, an embodiment of the present invention further provides a core network device, where the core network device includes: a second receiving unit and a second sending unit; wherein,

the second receiving unit, configured to receive the service requirement information and the first indication information from the core network side device;

The second sending unit is configured to send the service requirement information and/or the first indication information to the access network device; the first indication information is used to indicate that the access network device is not able to meet the required Provide feedback on the business needs information.

In the above solution, the service requirement information includes at least the lifetime, the maximum number of lost packets in continuous transmission, or the packet loss tolerance.

In the above solution, the second sending unit is configured to determine the information content to be sent to the access network device based on the policy information; the information content includes the service requirement information and/or the first indication information, and send the information to the The access network device sends the service requirement information and/or the first indication information.

In the above solution, the second sending unit is further configured to send third indication information to the core network side device when the information content does not include the first indication information; the third indication information It is used to indicate that the access network device does not feed back the service requirement information.

In a fifth aspect, an embodiment of the present invention further provides a core network side device, where the core network side device includes: a third sending unit and a third receiving unit; wherein,

the third sending unit, configured to send the service requirement information and the first indication information to the access network device via the first core network device;

The third receiving unit is configured to receive second indication information from the access network device, where the second indication information is used to indicate that the resources of the access network device cannot meet the service requirement information.

In the above solution, the service requirement information includes at least the lifetime, the maximum number of lost packets in continuous transmission, or the packet loss tolerance.

In the above solution, the core network side device further includes a processing unit configured to aggregate the multiple service flows when it is determined based on the characteristic information of each service flow that the multiple service flows support aggregation; wherein, the characteristic information It includes at least one of the following: time-to-live, maximum number of lost packets in continuous transmission, packet loss tolerance, periodicity, traffic type, outgoing port, and burst arrival time; it is also used to select the time-to-live corresponding to the multiple service flows The minimum value of , the minimum value of the maximum number of lost packets in continuous transmission, or the minimum value of the packet loss tolerance is taken as the service requirement information corresponding to the aggregated service flow.

In a sixth aspect, an embodiment of the present invention further provides an access network device, where the access network device includes: a first receiving unit and a first sending unit; wherein,

the first receiving unit, configured to receive service requirement information and first indication information from the core network side device;

The first sending unit is configured to send second indication information to the core network side device based on the first indication information when the resource cannot meet the service requirement information; the second indication information is used for Indicates that the resource of the access network device cannot meet the service requirement information.

In the above solution, the service requirement information includes at least the lifetime, the maximum number of lost packets in continuous transmission, or the packet loss tolerance.

In a seventh aspect, an embodiment of the present invention further provides a computer-readable storage medium on which a computer program is stored, and when the program is executed by a processor, implements the first aspect, the second aspect, or the third aspect of the embodiment of the present invention. steps of the method described.

In an eighth aspect, an embodiment of the present invention further provides a network device, including a memory, a processor, and a computer program stored in the memory and running on the processor, where the processor implements the present invention when executing the program Examples include the steps of the method described in the first aspect, the second aspect or the third aspect.

The information processing method, network device, and computer storage medium provided by the embodiments of the present invention include: a core network side device sends service requirement information and first indication information to an access network device via a first core network device; When the resource cannot meet the service requirement information, the network access device sends second indication information to the core network side device based on the first indication information; the second indication information is used to indicate the access network The resources of the device cannot meet the service requirement information. By adopting the technical solutions of the embodiments of the present invention, when the access network equipment cannot meet the service quality information (that is, the resource requirements cannot be guaranteed), the core network side equipment is notified by way of feedback notification, so that the core network side equipment Subsequent processing can be adjusted.

Description of drawings

FIG. 1 is a schematic flowchart 1 of an information processing method according to an embodiment of the present invention;

2 is a second schematic flowchart of an information processing method according to an embodiment of the present invention;

3 is a third schematic flowchart of an information processing method according to an embodiment of the present invention;

4 is a schematic diagram 1 of an interaction flow of an information processing method according to an embodiment of the present invention;

5 is a second schematic diagram of an interaction flow of an information processing method according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a composition structure of a core network side device according to an embodiment of the present invention;

7 is a schematic diagram of a composition structure of an access network device according to an embodiment of the present invention;

8 is a schematic diagram of a composition structure of a core network device according to an embodiment of the present invention;

FIG. 9 is a schematic diagram of a composition structure of a network device according to an embodiment of the present invention.

Detailed ways

The present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

The information processing method in this embodiment is applicable to a network device in a 5G system or a New Radio (NR, New Radio) system architecture.

Embodiments of the present invention provide an information processing method. FIG. 1 is a schematic flowchart 1 of an information processing method according to an embodiment of the present invention; as shown in FIG. 1 , the method includes:

Step 101: The core network side device sends service requirement information and first indication information to the access network device via the first core network device; the first indication information is used to indicate that the resources of the access network device cannot satisfy the service Provide feedback when information is required;

Step 102: The core network side device receives second indication information from the access network device, where the second indication information is used to indicate that the resources of the access network device cannot meet the service requirement information.

In this embodiment, the core network side device may be an AF in the 5G system or the NR system; the access network device may be a Radio Access Network (RAN, Radio Access Network) device in the 5G system or the NR system, such as a base station.

In this embodiment, the core network side device sends the service requirement information and the first indication information to the access network device via multiple core network devices; wherein the multiple core network devices are the access network device and the core network side device. The above-mentioned service requirement information and the first indication information transmission path need to pass through the core network equipment. Optionally, the above-mentioned multiple core network devices may include the following core network devices: Access Management Function (AMF, Access Management Function), Session Management Function (SMF, Session Management Function), Policy Control Function (PCF, Policy Control Function), Network Exposure Function (NEF, Network Exposure Function) and so on. Specifically, the first core network device in this embodiment may be one of the above-mentioned core network devices. For example, the first core network device may be an SMF.

In this embodiment, in the process of establishing a Protocol Data Unit (PDU, Protocol Data Unit) session, the core network side device in this embodiment can send the service requirement information and the first indication information to the access network device by using an existing message.

Exemplarily, the core network side device may carry the above service requirement information and the first indication information through a message in the process of establishing a PDU session.

In this embodiment, the service requirement information includes at least a survival time parameter; or, the message may include a survival time field for carrying the service requirement information. Exemplarily, the survival time (survivaltime) parameter may represent a quality of service parameter, and by monitoring that the data packet can reach the survival time (survivaltime) parameter, it can be determined that the transmission of the data packet can meet the service quality requirement. Exemplarily, the survival time parameter may be a threshold value of a certain parameter, and if it is detected that a certain parameter exceeds the threshold value, it may indicate that the service quality requirement is not met.

Optionally, the service requirement information includes at least the time-to-live, the maximum number of lost packets in continuous transmission, or the packet loss tolerance; number or packet loss tolerance. Wherein, the survival time indicates the duration of the survival time.

Exemplarily, taking the core network side device as an AF as an example, in the process of establishing a PDU session, the AF can send a policy authentication notification response (Npcf_PolicyAuthorisation_Notify_Response) message to the PCF after receiving the policy authentication notification (Npcf_PolicyAuthorisation_Notify) message of the PCF, The policy authentication notification response message may include a Time Sensitive Network (TSN, Time Sensitive Network) Quality of Service (QoS, Quality of Service) container parameter, and the TSN QoS container parameter includes service requirement information and a first indication information, the first indication information is used to instruct the access network device to feed back when the resource cannot meet the service requirement information. Further, after the PCF receives the policy authentication notification response (Npcf_PolicyAuthorisation_Notify_Response) message, the PCF further sends a message to other core network devices, the message carries the TSN QoScontainer parameter, and the TSN QoS container parameter includes service requirement information and/or first indication information. , so that the access network device receives the service requirement information and/or the first indication information.

In some optional embodiments, the first indication information may be implemented through survival time notification control (survivaltime notification control). Exemplarily, the survival time notification control can be represented by a specific indicator bit or a specific field in the message. For example, if the value of the specific indicator bit or the specific field is 1, it can be used to represent the first indication information; correspondingly, if the specific indicator bit or the specific field is empty or has other values, it means that the step in the message includes all Describe the first indication information.

In some optional embodiments of the present invention, the core network side device supports aggregating multiple service flows; each service flow corresponds to a time-to-live or a maximum number of lost packets in continuous transmission. Optionally, the method further includes: when the core network side device determines, based on feature information of each service flow, that multiple service flows support aggregation, and aggregates the multiple service flows; wherein the feature information includes At least one of the following: time to live, maximum number of lost packets in continuous transmission, packet loss tolerance, periodicity, traffic type, outgoing port, and burst arrival time; correspondingly, the core network side device selects the multiple services The minimum value of the lifetime corresponding to the flow, the minimum value of the maximum number of lost packets in continuous transmission, or the minimum value of the packet loss tolerance is taken as the service requirement information corresponding to the aggregated service flow.

It can be understood that in the scenario of aggregation of multiple service flows in this embodiment, the AF can select the survival time from multiple lifetimes corresponding to multiple service flows or multiple maximum consecutive transmission packet losses or multiple packet loss tolerances. The minimum value of the time or the minimum value of the maximum number of lost packets in continuous transmission or the minimum value of multiple packet loss tolerances is used as the service requirement information corresponding to the aggregated service flow. If some service flows do not have the service requirement information such as the above-mentioned time-to-live or the maximum number of continuous transmission packet loss or packet loss tolerance, the AF will not compare these service flows without service requirement information with those with service requirement information. Streams are aggregated.

In this embodiment, when the resources of the access network device cannot meet the service requirement information, the access network device sends second indication information to the core network side device, where the second indication information is used to indicate the access network The resources of the device cannot meet the service requirement information. Exemplarily, the access network device may carry the second indication information through a message, and the message may reach the core network side device via core network devices such as AMF and SMF. Exemplarily, the second indication information may be represented by a specific indication bit or a specific field in the message. For example, if the value of the specific indication bit or the specific field is 1, it can indicate the second indication information, that is, it indicates that the resources of the access network device cannot meet the service requirement information. In yet another example, the second indication information can also be represented by a specific type of the message.

Based on the foregoing embodiments, the embodiments of the present invention further provide an information processing method. FIG. 2 is a second schematic flowchart of an information processing method according to an embodiment of the present invention; as shown in FIG. 2 , the method includes:

Step 201: The access network device receives service requirement information and first indication information from the core network side device; the first indication information is used to instruct the access network device in the case that the resources cannot meet the service requirement information feedback on the first message;

Step 202: In the case that the resource cannot meet the service requirement information, the access network device sends second indication information to the core network side device; the second indication information is used to indicate the access network device The resource cannot meet the business requirement information.

In this embodiment, the core network side device may be an AF in the 5G system or the NR system; the access network device may be a RAN device, such as a base station, in the 5G system or the NR system.

In some optional embodiments of the present invention, the access network device receives, via multiple core network devices, the service requirement information and the first indication information sent by the core network side device; wherein the multiple core network devices are in A core network device that needs to pass through in the transmission path of the service requirement information and the first indication information of the access network device and the core network side device. Optionally, the above-mentioned multiple core network devices may include the following core network devices: AMF, SMF, PCF, NEF, and so on.

In this embodiment, in the process of establishing a PDU session, the access network device in this embodiment can receive the service requirement information and the first indication information sent by the core network side device by using an existing message. Exemplarily, the above-mentioned service requirement information and the first indication information may be carried through a message in the process of establishing a PDU session.

In this embodiment, the service requirement information includes at least the survival time, the maximum number of lost packets in continuous transmission, or the packet loss tolerance; wherein, the survival time indicates the duration of the survival time.

Exemplarily, taking the core network side device as an AF as an example, in the process of establishing a PDU session, the AF sends a policy authentication notification response (Npcf_PolicyAuthorisation_Notify_Response) message to the PCF; wherein, the policy authentication notification response message may include a TSN QoS container parameter, the TSN QoS container parameter includes service requirement information and first indication information, where the first indication information is used to instruct the access network device to target the A message for feedback. Further, after the PCF receives the policy authentication notification response (Npcf_PolicyAuthorisation_Notify_Response) message, the PCF further sends a message to other core network devices, the message carries the TSN QoS container parameter, and the TSN QoS container parameter includes the service requirement information and/or the first indication information, until the message received by the AMF includes the TSN QoS container parameter, and the TSN QoS container parameter includes the service requirement information and/or the first indication information; the AMF sends a message to the access network device, and the message includes the TSN QoS container parameter and the TSN QoS container parameter. The container parameter includes business requirement information and/or first indication information.

In this embodiment, when the resources of the access network device cannot meet the service requirement information, for example, in the case that the resources of the access network device cannot meet the survival time, the access network device sends a message to the core network based on the first indication information. The side device sends the second indication information; exemplarily, the message may be an N2 message. The message can reach the core network side device via the second core network device such as AMF and SMF.

By adopting the technical solutions of the embodiments of the present invention, when the access network equipment cannot meet the service requirement information (that is, the service quality requirement cannot be guaranteed), the core network side equipment is notified by way of feedback notification, so as to facilitate the core network side The device can adjust subsequent processing.

Based on the above-mentioned embodiments, the embodiments of the present invention further provide an information processing method, and the information processing method is applied to a first core network device. In some examples, the first core network device may be an SMF. Of course, this In the embodiment, the first core network device is not limited to the SMF, and may also be other core network devices. FIG. 3 is a third schematic flowchart of an information processing method according to an embodiment of the present invention; as shown in FIG. 3 , the method includes:

Step 301: the first core network device receives service requirement information and first indication information from the core network side device;

Step 302: The first core network device sends the service requirement information and/or the first indication information to the access network device; the first indication information is used to indicate that the access network device cannot meet the resource requirements. The situation of the business requirement information is fed back.

Optionally, the service requirement information includes at least a survival time, a maximum number of lost packets in continuous transmission or a packet loss tolerance; wherein, the survival time indicates the duration of the survival time.

In some optional embodiments of the present invention, the sending the service requirement information and/or the first indication information to the access network device includes: determining the information content to be sent to the access network device based on policy information; The information content includes the service requirement information and/or the first indication information, and the service requirement information and/or the first indication information are sent to the access network device.

In this embodiment, policy information is obtained in advance in the first core network device (eg, SMF), and the policy information may include information such as subscription information of a user or a control policy of a service package. Then, the first core network device determines the information content to be sent to the access network device according to the policy information. Exemplarily, the first core network device may only send the first indication information to the access network device; or send the service requirement information and the first indication information to the access network device; or the The access network device sends the service requirement information.

In some optional embodiments, when the information content does not include the first indication information, the method further includes: the first core network device sending third indication information to the core network side device ; the third indication information is used to indicate that the access network device does not feed back the service requirement information.

It can be understood that in the case that the information content sent by the first core network device to the access network device does not include the first indication information, that is, the access network device does not need to continue to feed back the information on whether the service requirement is met, then the first The core network device sends third indication information to the core network side device to inform the core network side device that the access network device does not feed back the service requirement information.

The information processing method according to the embodiment of the present invention will be described below with reference to specific examples.

FIG. 4 is a schematic diagram 1 of an interaction flow of an information processing method according to an embodiment of the present invention; as shown in FIG. 4 , the method includes:

Step 400: Steps 1 to 10b in the conventional PDU session establishment process; that is, starting from the UE initiating the PDU session establishment request, to the SMF sending the N4 session establishment/modification request to the UPF, and the UPF sending the N4 session establishment/modification to the SMF. response.

Step 401: The SMF sends a Session Management (SM) Policy Control Update Request (Npcf_SMPolicyControl_Update_Request) message to the PCF.

Step 402: The PCF sends a policy authentication notification (Npcf_PolicyAuthorisation_Notify) message to the AF, and the message includes parameters such as 5GS Bridge information and port management information container.

Step 403: The AF sends a policy authentication notification response (Npcf_PolicyAuthorisation_Notify_Response) message to the PCF carrying the information delivered to the PCF, including the MAC address of DS-TT port and the TSN QoS container; the TSN QoS container will include Survival time and survival timenotification control (that is, the aforementioned the first indication information in the embodiment).

In some examples, in the case that the AF supports aggregating multiple service flows; each service flow corresponds to a time-to-live, the maximum number of consecutively transmitted packets lost, or the packet loss tolerance, then the AF will aggregate multiple service flows from the service flow to be aggregated. Select the minimum value of the lifetime or the minimum value of the maximum number of continuous transmission packets lost or the minimum value of the packet loss tolerance from among the time-to-live, the maximum number of consecutive transmission packet losses, or the multiple packet loss tolerance levels, as The service requirement information corresponding to the aggregated service flow; the policy authentication notification response (Npcf_PolicyAuthorisation_Notify_Response) message and the subsequent SM policy control update response (Npcf_SMPolicyControl_Update_Response) message, the communication_N1N2 message transfer (Namf_Communication_N1N2MessageTransfer) message and the PDU session resource establishment request message are in The Survival time included in the TSNQoS container is the minimum value of the above-mentioned survival time or the minimum value of the maximum number of lost packets in continuous transmission.

Steps 404 to 406: The PCF sends the TSNQoS container containing the survival time and survival time notification control (ie, the first indication information in the foregoing embodiment) issued by the AF to the 5G access network (NG-RAN) through SMF and AMF. equipment; wherein, PCF sends SM Policy Control Update Response (Npcf_SMPolicyControl_Update_Response) message to SMF; SMF sends Communication_N1N2 Message Transfer (Namf_Communication_N1N2MessageTransfer) message to AMF; AMF sends PDU Session Resource Setup Request (PDU Session Resource Setup Request) to NG-RAN equipment ); through the above message, the TSN QoScontainer containing the survival time and the survival time notification control (ie, the first indication information in the foregoing embodiment) is sent to the NG-RAN device.

In some examples, the SMF may determine the information content to send to the NG-RAN device based on the policy information; the information content includes Survival time and/or survival time notification control; if the information content does not include survival time notification control, the SMF also It is necessary to send an indication information (ie, the third indication information in the foregoing embodiment) to the AF to indicate that the access network device does not feed back the service requirement information.

Further, step 407: the NG-RAN device sends a PDU Session Resource Setup Response message to the AMF; step 408: AMF sends a PDU Session Establishment Accept (PDU SessionEstablishment Accept) message to the UE.

FIG. 5 is a schematic diagram 2 of an interaction flow of an information processing method according to an embodiment of the present invention; as shown in FIG. 5 , the method includes:

Step 500: The RAN device determines that the requirement of survival time cannot be guaranteed according to its own resources, and executes the subsequent process.

Step 501: The RAN device sends an N2 message (N2 message) to the AMF, and the N2 message includes a survival timenotification control parameter (ie, the second indication information in the foregoing embodiment).

Step 502: The AMF sends a PDU session update SM context (Namf_PDUSession_UpdateSMContext) message to the SMF, and the message includes a survival time notification control parameter (ie, the second indication information in the foregoing embodiment).

An implementation manner is as follows: Steps 503a-503b: SMF sends the survival time notification control parameter (that is, the second indication information in the foregoing embodiment) to NEF by invoking an event open notification (Nsmf_EventExposure_Notify) message; NEF affects the notification by invoking traffic The (Nnef_TrafficInfluence_Notify) message sends the survival time notification control parameter (ie, the second indication information in the foregoing embodiment) to the AF.

Another implementation manner is: Step 503c: SMF directly sends the survival time notification control parameter (ie the second indication information in the foregoing embodiment) to the AF by invoking the event exposure notification (Nsmf_EventExposure_Notify) message.

Step 504: The AF adjusts the existing mechanism according to its own situation, and the specific implementation depends on the setting of the AF. For example, for AF in the field of car networking, the automatic price level will be reduced. The AF in the audio and video field can reduce the uncompressed video stream bit rate and other adjustment methods.

The embodiment of the present invention further provides a core network side device, and the core network side device can be specifically implemented by AF. FIG. 6 is a schematic structural diagram of a core network side device according to an embodiment of the present invention; as shown in FIG. 6 , the core network device includes: a third sending unit 51 and a third receiving unit 52; wherein,

The third sending unit 51 is configured to send service demand information and first indication information to the access network device; the first indication information is used to indicate that the access network device is in a situation where the resources cannot meet the service demand information. feedback in case of

The third receiving unit 52 is configured to receive second indication information from the access network device, where the second indication information is used to indicate that the resources of the access network device cannot meet the service requirement information.

In some optional embodiments of the present invention, the service requirement information at least includes a time-to-live, a maximum number of lost packets in continuous transmission, or a packet loss tolerance.

In some optional embodiments of the present invention, the core network side device further includes a processing unit 53, configured to perform processing on the multiple service flows when it is determined based on the characteristic information of each service flow that aggregation is supported by the multiple service flows aggregation; wherein, the feature information includes at least one of the following: time to live, maximum number of lost packets in continuous transmission, packet loss tolerance, periodicity, traffic type, outgoing port, and burst arrival time; it is also used to select the The minimum value of the lifetime corresponding to the multiple service flows, the minimum value of the maximum number of lost packets in continuous transmission, or the minimum value of the packet loss tolerance is taken as the service requirement information corresponding to the aggregated service flow.

In this embodiment of the present invention, the processing unit 53 in the core network side device may be, in practical applications, a central processing unit (CPU, Central Processing Unit), a digital signal processor (DSP, Digital Signal Processor) in the core network side device Signal Processor), Microcontroller Unit (MCU, Microcontroller Unit) or Programmable Gate Array (FPGA, Field-Programmable Gate Array); the third sending unit 51 and the third receiving unit 52 in the core network side device are In practical applications, it can be realized by communication modules (including basic communication suites, operating systems, communication modules, standardized interfaces and protocols, etc.) and transceiver antennas.

It should be noted that: when the core network side device provided in the above embodiment performs information processing, only the division of the above program modules is used as an example for illustration. In practical applications, the above processing can be allocated to different program modules as required. , that is, dividing the internal structure of the core network device into different program modules to complete all or part of the above-described processing. In addition, the core network equipment and the information processing method embodiments provided by the above embodiments belong to the same concept, and the specific implementation process thereof is detailed in the method embodiments, which will not be repeated here.

The embodiment of the present invention also provides an access network device. FIG. 7 is a schematic structural diagram of an access network device according to an embodiment of the present invention; as shown in FIG. 7 , the access network device includes: a first receiving unit 61 and a first sending unit 62; wherein,

The first receiving unit 61 is configured to receive service requirement information and first indication information from the core network side device; the first indication information is used to indicate that the access network device cannot meet the service requirement information when the resources feedback in the case of

The first sending unit 62 is configured to send second indication information to the core network side device when the resource cannot meet the service requirement information; the second indication information is used to indicate the access network The device cannot meet the business requirement information.

In some optional embodiments of the present invention, the service requirement information at least includes a time-to-live, a maximum number of lost packets in continuous transmission, or a packet loss tolerance.

In the embodiment of the present invention, the first sending unit 62 and the first receiving unit 61 in the access network equipment can be used in practical applications through a communication module (including: basic communication suite, operating system, communication module, standardized interface and protocol, etc.) and transceiver antenna implementation.

It should be noted that: when the access network equipment provided in the above embodiments performs information processing, only the division of the above program modules is used as an example for illustration. In practical applications, the above processing can be allocated to different program modules as required. , that is, dividing the internal structure of the access network device into different program modules to complete all or part of the above-described processing. In addition, the access network device and the information processing method embodiments provided by the above embodiments belong to the same concept, and the specific implementation process thereof is detailed in the method embodiments, which will not be repeated here.

The embodiment of the present invention further provides a core network device, and the core network device may specifically be an SMF. FIG. 8 is a schematic structural diagram of a core network device according to an embodiment of the present invention; as shown in FIG. 8 , the core network device includes: a second receiving unit 71 and a second sending unit 72; wherein,

The second receiving unit 71 is configured to receive the service requirement information and the first indication information from the core network side device;

The second sending unit 72 is configured to send the service requirement information and/or the first indication information to the access network device; the first indication information is used to indicate that the access network device cannot meet the resource requirements The situation of the business requirement information is fed back.

In some optional embodiments of the present invention, the service requirement information at least includes a time-to-live, a maximum number of lost packets in continuous transmission, or a packet loss tolerance.

In some optional embodiments of the present invention, the second sending unit 72 is configured to determine the information content to be sent to the access network device based on the policy information; the information content includes the service requirement information and/or the The first indication information is to send the service requirement information and/or the first indication information to the access network device.

In some optional embodiments of the present invention, the second sending unit 72 is further configured to send a third indication to the core network side device when the information content does not include the first indication information information; the third indication information is used to indicate that the access network device does not feed back the service requirement information.

In this embodiment of the present invention, the second sending unit 72 and the second receiving unit 71 in the core network equipment can be used in practical applications through a communication module (including: a basic communication suite, an operating system, a communication module, a standardized interface and protocol, etc.) and transceiver antenna implementation.

It should be noted that: when the core network equipment provided in the above embodiment performs information processing, only the division of the above program modules is used as an example for illustration. That is, the internal structure of the core network device is divided into different program modules to complete all or part of the above-described processing. In addition, the core network equipment and the information processing method embodiments provided by the above embodiments belong to the same concept, and the specific implementation process thereof is detailed in the method embodiments, which will not be repeated here.

An embodiment of the present invention further provides a network device, where the network device may be a core network side device, an access network device, or a core network device in the foregoing embodiments. FIG. 9 is a schematic structural diagram of a network device according to an embodiment of the present invention. As shown in FIG. 9 , the network device includes a memory 82, a processor 81, and a computer program stored in the memory 82 and running on the processor 81, When the processor 81 executes the program, the steps of the information processing method applied to the core network side device, the access network device or the first core network device according to the embodiment of the present invention are implemented.

Optionally, the network device further includes a network interface 83 . The various components in the network device are coupled together by a bus system 84 . It will be appreciated that the bus system 84 is used to implement the connection communication between these components. In addition to the data bus, the bus system 84 also includes a power bus, a control bus and a status signal bus. However, for clarity of illustration, the various buses are designated as bus system 84 in FIG. 9 .

It will be appreciated that memory 82 may be either volatile memory or non-volatile memory, and may include both volatile and non-volatile memory. Among them, the non-volatile memory may be a read-only memory (ROM, Read Only Memory), a programmable read-only memory (PROM, Programmable Read-Only Memory), an erasable programmable read-only memory (EPROM, Erasable Programmable Read-only memory) Only Memory), Electrically Erasable Programmable Read-Only Memory (EEPROM, Electrically Erasable Programmable Read-Only Memory), Magnetic Random Access Memory (FRAM, ferromagnetic random access memory), Flash Memory (Flash Memory), Magnetic Surface Memory , CD-ROM, or Compact Disc Read-Only Memory (CD-ROM, Compact Disc Read-Only Memory); the magnetic surface memory can be a magnetic disk memory or a tape memory. The volatile memory may be Random Access Memory (RAM), which is used as an external cache memory. By way of example and not limitation, many forms of RAM are available, such as Static Random Access Memory (SRAM), Synchronous Static Random Access Memory (SSRAM), Dynamic Random Access Memory Memory (DRAM, Dynamic Random Access Memory), Synchronous Dynamic Random Access Memory (SDRAM, SynchronousDynamic Random Access Memory), Double Data Rate Synchronous Dynamic Random Access Memory (DDRSDRAM, Double Data Rate Synchronous Dynamic Random Access Memory), Enhanced Synchronous Dynamic Random Access Memory (ESDRAM, Enhanced Synchronous Dynamic Random Access Memory), Synchronous Link Dynamic Random Access Memory (SLDRAM, SyncLink Dynamic Random Access Memory), Direct Memory Bus Random Access Memory (DRRAM, Direct Rambus Random Access Memory) . The memory 82 described in the embodiments of the present invention is intended to include, but not be limited to, these and any other suitable types of memory.

The methods disclosed in the above embodiments of the present invention may be applied to the processor 81 or implemented by the processor 81 . The processor 81 may be an integrated circuit chip with signal processing capability. In the implementation process, each step of the above-mentioned method can be completed by an integrated logic circuit of hardware in the processor 81 or an instruction in the form of software. The above-mentioned processor 81 may be a general-purpose processor, a DSP, or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like. The processor 81 may implement or execute the methods, steps, and logical block diagrams disclosed in the embodiments of the present invention. A general purpose processor may be a microprocessor or any conventional processor or the like. The steps of the method disclosed in combination with the embodiments of the present invention can be directly embodied as being executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor. The software module may be located in a storage medium, and the storage medium is located in the memory 82, and the processor 81 reads the information in the memory 82, and completes the steps of the foregoing method in combination with its hardware.

In an exemplary embodiment, the network device may be implemented by one or more Application Specific Integrated Circuit (ASIC, Application Specific Integrated Circuit), DSP, Programmable Logic Device (PLD, Programmable Logic Device), Complex Programmable Logic Device (CPLD, Complex) Programmable Logic Device), FPGA, general-purpose processor, controller, MCU, microprocessor (Microprocessor), or other electronic component implementations for performing the aforementioned method.

In an exemplary embodiment, the embodiment of the present invention further provides a computer-readable storage medium, such as a memory 82 including a computer program, and the computer program can be executed by the processor 81 of the network device to complete the steps of the foregoing method. The computer-readable storage medium can be memory such as FRAM, ROM, PROM, EPROM, EEPROM, Flash Memory, magnetic surface memory, optical disk, or CD-ROM; it can also be various devices including one or any combination of the above memories.

The computer-readable storage medium provided by the embodiment of the present invention stores a computer program thereon. When the program is executed by the processor, the application to the core network side device, the application to the first core network device or the application described in the embodiment of the present invention is implemented. Steps of an information processing method in an access network device.

The methods disclosed in the several method embodiments provided in this application can be arbitrarily combined under the condition of no conflict to obtain new method embodiments.

The features disclosed in the several product embodiments provided in this application can be combined arbitrarily without conflict to obtain a new product embodiment.

The features disclosed in several method or device embodiments provided in this application can be combined arbitrarily without conflict to obtain new method embodiments or device embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed apparatus and method may be implemented in other manners. The device embodiments described above are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components may be combined, or Can be integrated into another system, or some features can be ignored, or not implemented. In addition, the coupling, or direct coupling, or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be electrical, mechanical or other forms. of.

The unit described above as a separate component may or may not be physically separated, and the component displayed as a unit may or may not be a physical unit, that is, it may be located in one place or distributed to multiple network units; Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.

In addition, each functional unit in each embodiment of the present invention may all be integrated into one processing unit, or each unit may be separately used as a unit, or two or more units may be integrated into one unit; the above-mentioned integration The unit can be implemented either in the form of hardware or in the form of hardware plus software functional units.

Those of ordinary skill in the art can understand that all or part of the steps of implementing the above method embodiments can be completed by program instructions related to hardware, the aforementioned program can be stored in a computer-readable storage medium, and when the program is executed, execute It includes the steps of the above method embodiments; and the aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic disk or an optical disk and other media that can store program codes.

Alternatively, if the above-mentioned integrated unit of the present invention is implemented in the form of a software function module and sold or used as an independent product, it may also be stored in a computer-readable storage medium. Based on this understanding, the technical solutions of the embodiments of the present invention may be embodied in the form of software products in essence or the parts that make contributions to the prior art. The computer software products are stored in a storage medium and include several instructions for A computer device (which may be a personal computer, a server, or a network device, etc.) is caused to execute all or part of the methods described in the various embodiments of the present invention. The aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic disk or an optical disk and other mediums that can store program codes.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention. should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (20)

1. An information processing method, characterized in that the method comprises:

the first core network equipment receives service requirement information and first indication information from core network side equipment;

sending the service requirement information and/or the first indication information to access network equipment; the first indication information is used for indicating the access network equipment to feed back when the resources can not meet the service requirement information.

2. The method of claim 1, wherein the service requirement information at least comprises a time to live, a maximum number of consecutive transmission packets lost, or a tolerable degree of packet loss.

3. The method of claim 1, wherein the sending the service requirement information and/or the first indication information to an access network device comprises:

determining information content to be sent to the access network equipment based on the strategy information; the information content comprises the service requirement information and/or the first indication information,

and sending the service requirement information and/or the first indication information to the access network equipment.

4. The method according to claim 3, wherein in case the information content does not include the first indication information, the method further comprises:

the first core network device sends third indication information to the core network side device; the third indication information indicates that the access network equipment does not perform feedback for the service demand information.

5. An information processing method, characterized in that the method comprises:

the core network side equipment sends service requirement information and first indication information to the access network equipment through the first core network equipment;

and receiving second indication information from the access network equipment, wherein the second indication information is used for indicating that the resources of the access network equipment cannot meet the service requirement information.

6. The method of claim 5, wherein the service requirement information at least comprises a time to live, a maximum number of consecutive transmission packets lost, or a tolerable degree of packet loss.

7. The method of claim 5 or 6, further comprising: the core network side equipment aggregates a plurality of service flows when determining that the service flows support aggregation based on the characteristic information of each service flow; wherein the characteristic information includes at least one of: survival time, maximum continuous transmission packet loss number, packet loss tolerance, periodicity, traffic class, egress port, and burst arrival time;

and selecting the minimum value of the survival time, the minimum value of the maximum continuous transmission packet loss number or the minimum value of the packet loss tolerance degree corresponding to the plurality of service flows as the service demand information corresponding to the aggregated service flow.

8. An information processing method, characterized in that the method comprises:

the access network equipment receives service requirement information and first indication information from core network side equipment;

the access network equipment sends second indication information to the core network side equipment based on the first indication information under the condition that resources can not meet the service requirement information; the second indication information is used for indicating that the resources of the access network equipment cannot meet the service requirement information.

9. The method of claim 8, wherein the service requirement information at least comprises a time to live, a maximum number of consecutive transmission packets lost, or a tolerable degree of packet loss.

10. A core network device, characterized in that the core network device comprises: a second receiving unit and a second transmitting unit; wherein,

the second receiving unit is configured to receive service requirement information and first indication information from a core network side device;

the second sending unit is configured to send the service requirement information and/or the first indication information to an access network device; the first indication information is used for indicating the access network equipment to feed back when the resources can not meet the service requirement information.

11. The core network device according to claim 10, wherein the service requirement information at least includes a time to live, a maximum number of consecutive transmission packets lost, or a packet loss tolerance.

12. The core network device of claim 10, wherein the second sending unit is configured to determine information content to be sent to the access network device based on the policy information; the information content includes the service requirement information and/or the first indication information, and the service requirement information and/or the first indication information are sent to the access network equipment.

13. The core network device according to claim 12, wherein the second sending unit is further configured to send third indication information to the core network side device when the information content does not include the first indication information; the third indication information is used for indicating that the access network equipment does not perform feedback for the service demand information.

14. A core network side device, wherein the core network side device includes: a third transmitting unit and a third receiving unit; wherein,

the third sending unit is configured to send the service requirement information and the first indication information to the access network device through the first core network device;

the third receiving unit is configured to receive second indication information from the access network device, where the second indication information is used to indicate that the resource of the access network device cannot meet the service requirement information.

15. The core network side device according to claim 14, wherein the service requirement information at least includes a time to live, a maximum number of consecutive transmission packets lost, or a packet loss tolerance.

16. The core network side device according to claim 14 or 15, wherein the core network side device further comprises a processing unit, configured to aggregate a plurality of service flows when determining that the plurality of service flows support aggregation based on the feature information of each service flow; wherein the characteristic information includes at least one of: survival time, maximum continuous transmission packet loss number, packet loss tolerance, periodicity, traffic class, egress port, and burst arrival time; and the service request information corresponding to the aggregated service flow is further used for selecting a minimum value of the survival time, a minimum value of the maximum continuous transmission packet loss number or a minimum value of the packet loss tolerance degree corresponding to the plurality of service flows as the service request information corresponding to the aggregated service flow.

17. An access network device, characterized in that the access network device comprises: a first receiving unit and a first transmitting unit; wherein,

the first receiving unit is configured to receive service requirement information and first indication information from a core network side device;

the first sending unit is configured to send, to the core network side device, second indication information based on the first indication information when a resource cannot meet the service requirement information; the second indication information is used for indicating that the resources of the access network equipment cannot meet the service requirement information.

18. The access network device of claim 17, wherein the service requirement information at least includes a time to live, a maximum number of consecutive transmission packets lost, or a tolerable degree of packet loss.

19. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 4; or the program, when executed by a processor, implements the steps of the method of any one of claims 5 to 7; alternatively, the program realizes the steps of the method of claim 8 or 9 when executed by a processor.

20. A network device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program implements the steps of the method of any one of claims 1 to 4; or the processor, when executing the program, performs the steps of the method of any one of claims 5 to 7; alternatively, the processor implements the steps of the method of claim 8 or 9 when executing the program.

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