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CN114946215A - Service flow processing method and device - Google Patents

Service flow processing method and device Download PDF

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Publication number
CN114946215A
CN114946215A CN201980102060.5A CN201980102060A CN114946215A CN 114946215 A CN114946215 A CN 114946215A CN 201980102060 A CN201980102060 A CN 201980102060A CN 114946215 A CN114946215 A CN 114946215A
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China
Prior art keywords
parameter
resource
network
network element
stream bandwidth
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Pending
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CN201980102060.5A
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Chinese (zh)
Inventor
李欢
诸华林
米而科·施拉姆
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/10—Flow control between communication endpoints

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the application discloses a method and equipment for processing service flow. The embodiment of the application can be applied to a 5G communication network architecture, and the method comprises the following steps: the first core network element receives the strategy rule sent by the second core network element, and then allocates resources for guaranteeing the bit rate QoS flow GBR QoS flow in the first network and the second network according to the strategy rule, so that the traffic flow data corresponding to the GBR QoS flow can be transmitted from the first network and the second network, when the traffic flow data moves between the first network and the second network, resources do not need to be allocated for the GBR QoS flow again, the traffic flow data can be directly moved, and the time delay is small.

Description

PCT国内申请，说明书已公开。PCT domestic application, the description has been published.

Claims (38)

  1. A method for processing a service flow is characterized by comprising the following steps:
    the first core network element is from the policy rule of the second core network element;
    and the first core network element allocates resources for guaranteeing the flow bit rate service quality flow (GBR QoS flow) in the first network and the second network according to the strategy rule.
  2. The method of claim 1, wherein the first core network element allocating resources for the GBR QoS flow in the first network and the second network according to the policy rule comprises:
    and the first core network element configures first resources and second resources for the GBR QoS flow according to the policy rule, wherein the first resources correspond to the first network, and the second resources correspond to the second network.
  3. The method of claim 2, wherein the policy rules comprise quality of service (QoS) rules and offload rules.
  4. The method of claim 3, wherein the QoS rule comprises a first parameter for guaranteed stream bandwidth and a second parameter for maximum stream bandwidth, wherein the second parameter is greater than the first parameter;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    the first core network element configures a guaranteed stream bandwidth in the first resource as the first parameter;
    and the first core network element configures a guaranteed stream bandwidth in a second resource to be 0, and configures a maximum stream bandwidth in the second resource to be the second parameter.
  5. The method of claim 3, wherein the QoS rule comprises a first parameter for guaranteed stream bandwidth and a third parameter for maximum stream bandwidth, wherein the third parameter is greater than the first parameter;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    the first core network element configures a guaranteed stream bandwidth in a first resource as the first parameter;
    and the first core network element configures the guaranteed stream bandwidth in the second resource as the difference value between the third parameter and the first parameter.
  6. The method of claim 3, wherein the QoS rule comprises a first parameter and a fourth parameter for guaranteeing a flow bandwidth, wherein the fourth parameter is a maximum data burst traffic, and wherein the maximum data burst traffic is greater than the first parameter;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    the first core network element configures a guaranteed stream bandwidth in a first resource as the first parameter;
    the first core network element configures a guaranteed flow bandwidth in the second resource as (MDBV/PDB-GFBR/AW) × AW, where MDBV represents the maximum data burst traffic, PDB represents a packet delay budget for GBR QoS flow, GFBR represents the first parameter, and AW represents an average window for GBR QoS flow.
  7. The method of claim 3, wherein the QoS rule comprises a first parameter for guaranteed stream bandwidth;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    the first core network element configures a guaranteed stream bandwidth in a first resource as the first parameter;
    and the first core network element configures the guaranteed stream bandwidth in the second resource as a fifth parameter according to a preset first local policy.
  8. The method of claim 3, wherein the QoS rule comprises a first parameter of guaranteed stream bandwidth for the first network and a sixth parameter of guaranteed stream bandwidth for the second network;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    the first core network element configures a guaranteed stream bandwidth in a first resource as the first parameter;
    and the first core network element configures the guaranteed stream bandwidth in the second resource as the sixth parameter.
  9. The method according to any of claims 4 to 8, wherein the offloading rules comprise offloading mode information;
    the streaming mode information includes: the shunting mode is a priority mode, and the priority of the first network is higher than that of the second network;
    or
    The streaming mode information includes: a split mode master-slave mode, wherein the first network is a master network and the second network is a slave network;
    or
    The streaming mode information includes: the shunting mode is a minimum time delay mode, and the time delay of the first network is smaller than that of the second network.
  10. The method of claim 3, wherein the QoS rule comprises a first parameter for guaranteeing a flow bandwidth, and wherein the offloading rule comprises offloading mode information;
    the streaming mode information includes: the distribution mode is a balance mode, and the ratio of the guaranteed stream bandwidth corresponding to the first network to the guaranteed stream bandwidth corresponding to the second network is higher than the ratio of the guaranteed stream bandwidth corresponding to the first network to the guaranteed stream bandwidth corresponding to the second network;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    and the first core network element configures the guaranteed stream bandwidth in the first resource and the guaranteed stream bandwidth in the second resource according to the first parameter and the ratio.
  11. The method of claim 3, wherein the QoS rule includes a first parameter of a guaranteed stream bandwidth corresponding to a first network and a seventh parameter of a guaranteed stream bandwidth corresponding to a second network, and wherein the offloading rule includes offloading mode information, and wherein the offloading mode information includes: the shunting mode is an equalizing mode;
    the configuring, by the first core network element, the first resource and the second resource for the GBR QoS flow according to the policy rule includes:
    the first core network element configures a guaranteed stream bandwidth in a first resource as the first parameter;
    and the first core network element configures the guaranteed stream bandwidth in the second resource as the seventh parameter.
  12. The method according to any one of claims 4 to 10, further comprising:
    the first core network element receives first indication information from a third core network element, where the first indication information is used to indicate that access network equipment in the first network cannot transmit traffic flow data corresponding to the GBR QoS flow;
    the first core network element adjusts the guaranteed stream bandwidth in the second resource to the first parameter according to the first indication information;
    and the first core network element sends the adjusted second resource to a third core network element, the access network equipment in the second network and the terminal equipment.
  13. The method of claim 11, further comprising:
    the first core network element receives first indication information from a third core network element, where the first indication information is used to indicate that access network equipment in the first network cannot transmit traffic flow data corresponding to the GBR QoS flow;
    the first core network element adjusts the guaranteed stream bandwidth in the second resource to the sum of the first parameter and the seventh parameter according to the first indication information;
    and the first core network element sends the adjusted second resource to the third core network element, the access network equipment in the second network and the terminal equipment.
  14. The method according to any of claims 3 to 13, wherein after the first core network element configures first and second resources for GBR QoS flow according to the policy rule, the method further comprises:
    the first core network element sends the first resource, the second resource and the shunting rule corresponding to the GBR QoS flow to a terminal device; and/or
    The first core network element sends the first resource, the second resource and a shunting rule corresponding to the GBR QoS flow to a third core network element; and/or
    And the first core network element sends the first resource and the offloading rule to the access network device in the first network, and sends the second resource and the offloading rule to the access network device in the second network.
  15. The method according to any of claims 1 to 14, wherein the first network is a network established using a 3GPP access technology or a network established using a non-3GPP access technology; the second network is a network established by adopting a 3GPP access technology or a network established by adopting a non-3GPP access technology.
  16. The method according to any of the claims 1 to 15, wherein before the first core network element allocates resources for a guaranteed flow bit rate quality of service flow, GBR QoS flow, in the first network and the second network according to the policy rules, the method further comprises:
    and the first core network element acquires second indication information, wherein the second indication is used for indicating the first core network element to allocate resources for GBR QoS flow in the first network and the second network.
  17. The method of claim 16, wherein the second indication information is carried in the policy rule.
  18. A communications apparatus, comprising:
    a receiving unit, configured to receive a policy rule from a second core network element;
    and the processing unit is used for allocating resources for the guaranteed bit rate QoS flow GBR QoS flow in the first network and the second network according to the strategy rule.
  19. The communications device of claim 18, wherein the processing unit: and the policy rule is used for configuring first resources and second resources for GBR QoS flow, wherein the first resources correspond to the first network, and the second resources correspond to the second network.
  20. The communications apparatus of claim 19, wherein the policy rules comprise quality of service (QoS) rules and offload rules.
  21. The communications apparatus of claim 20, wherein the QoS rule comprises a first parameter for guaranteed stream bandwidth and a second parameter for maximum stream bandwidth, wherein the second parameter is greater than the first parameter;
    the processing unit is configured to:
    configuring a guaranteed stream bandwidth in the first resource to the first parameter;
    configuring the guaranteed stream bandwidth in the second resource to be 0, and configuring the maximum stream bandwidth in the second resource to be the second parameter.
  22. The communications apparatus of claim 20, wherein the QoS rule comprises a first parameter for guaranteed stream bandwidth and a third parameter for maximum stream bandwidth, wherein the third parameter is greater than the first parameter;
    the processing unit is configured to:
    configuring a guaranteed stream bandwidth in the first resource to the first parameter;
    configuring a guaranteed stream bandwidth in the second resource as a difference of the third parameter and the first parameter.
  23. The communications apparatus of claim 20, wherein the QoS rule includes a first parameter and a fourth parameter for guaranteeing a stream bandwidth, the fourth parameter is a maximum data burst traffic, and the maximum data burst traffic is greater than the first parameter;
    the processing unit is configured to:
    configuring a guaranteed stream bandwidth in the first resource to the first parameter;
    configuring a guaranteed flow bandwidth in the second resource as (MDBV/PDB-GFBR/AW) × AW, wherein MDBV represents a maximum data burst traffic, PDB represents a packet delay budget for GBR QoS flow, GFBR represents the first parameter, and AW represents an average window for GBR QoS flow.
  24. The communications apparatus of claim 20, wherein the QoS rule includes a first parameter that guarantees stream bandwidth, and wherein the processing unit is configured to:
    configuring a guaranteed stream bandwidth in the first resource to the first parameter;
    and configuring the guaranteed stream bandwidth in the second resource as a fifth parameter according to a preset first local policy.
  25. The communications apparatus of claim 20, wherein the QoS rule comprises a first parameter of a guaranteed stream bandwidth for the first network and a sixth parameter of a guaranteed stream bandwidth for the second network;
    the processing unit is configured to:
    configuring a guaranteed stream bandwidth in the first resource to the first parameter;
    configuring the guaranteed stream bandwidth in the second resource as the sixth parameter.
  26. The communication apparatus according to any of claims 21 to 25, wherein the offloading rule comprises offloading mode information;
    the streaming mode information includes: the shunting mode is a priority mode, and the priority of the first network is higher than that of the second network;
    or
    The streaming mode information includes: a split mode master-slave mode, wherein the first network is a master network and the second network is a slave network;
    or
    The streaming mode information includes: the shunting mode is a minimum time delay mode, and the time delay of the first network is smaller than that of the second network.
  27. The communications apparatus of claim 20, wherein the QoS rule comprises a first parameter for guaranteeing a stream bandwidth, and wherein the offloading rule comprises offloading mode information;
    the streaming mode information includes: the distribution mode is a balance mode, and the ratio of the guaranteed stream bandwidth corresponding to the first network to the guaranteed stream bandwidth corresponding to the second network is determined;
    the processing unit is configured to:
    and configuring the guaranteed stream bandwidth in the first resource and the guaranteed stream bandwidth in the second resource according to the first parameter and the proportion.
  28. The communications apparatus of claim 20, wherein the QoS rule includes a first parameter of a guaranteed stream bandwidth corresponding to the first network and a seventh parameter of a guaranteed stream bandwidth corresponding to the second network, and wherein the offloading rule includes offloading mode information, and wherein the offloading mode information includes: the shunting mode is an equalizing mode;
    the processing unit is configured to:
    configuring a guaranteed stream bandwidth in the first resource to the first parameter;
    configuring the guaranteed stream bandwidth in the second resource as the seventh parameter.
  29. The communication apparatus according to any of claims 21 to 27,
    the receiving unit is configured to receive first indication information from a third core network element, where the first indication information is used to indicate that access network equipment in the first network cannot transmit traffic flow data corresponding to GBR QoS flow;
    the processing unit is configured to adjust the guaranteed stream bandwidth in the second resource to the first parameter according to the first indication information;
    the communication apparatus further includes: and a sending unit, configured to send the adjusted second resource to a third core network element, the access network device in the second network, and the terminal device.
  30. The communication device of claim 27,
    the receiving unit is configured to receive first indication information from a third core network element, where the first indication information is used to indicate that access network equipment in the first network cannot transmit traffic flow data corresponding to GBR QoS flow;
    the processing unit is configured to adjust a guaranteed stream bandwidth in the second resource to a sum of the first parameter and the seventh parameter according to the first indication information;
    the communication apparatus further includes: a sending unit, configured to send the adjusted second resource to a third core network element, the access network device in the second network, and the terminal device.
  31. The communication device according to any of claims 20 to 30,
    the sending unit is used for sending a first resource, a second resource and a shunting rule corresponding to the GBR QoS flow to the terminal equipment;
    and/or, the first resource, the second resource and the shunting rule corresponding to the GBR QoS flow are sent to a third core network element;
    and/or sending the first resource and the offloading rule to an access network device in the first network, and sending the second resource and the offloading rule to an access network device in the second network.
  32. The communication apparatus according to any one of claims 18 to 31,
    the first network is a network established by adopting a 3GPP access technology or a network established by adopting a non-3GPP access technology; the second network is a network established by adopting a 3GPP access technology or a network established by adopting a non-3GPP access technology.
  33. The communication apparatus according to any one of claims 18 to 32,
    the receiving unit is further configured to obtain second indication information, where the second indication information is used to indicate that the first core network element allocates resources for GBR QoS flow in the first network and the second network.
  34. The communications apparatus of claim 33, wherein the second indication information is carried in the policy rule.
  35. A session management function network element, comprising: at least one processor and a memory, the memory storing computer-executable instructions executable on the processor, the session management function network element performing the method of any one of the preceding claims 1-17 when the computer-executable instructions are executed by the processor.
  36. A communication system, characterized in that the communication system comprises:
    a first core network element for performing the method of any one of claims 1-17; and
    and the second core network element is used for sending the policy rule to the first core network element.
  37. A computer-readable storage medium storing one or more computer-executable instructions, wherein when the computer-executable instructions are executed by a processor, the processor performs the method of any one of claims 1-17.
  38. A computer program product storing one or more computer-executable instructions, wherein when the computer-executable instructions are executed by a processor, the processor performs the method of any one of claims 1 to 17.
CN201980102060.5A 2019-11-07 2019-11-07 Service flow processing method and device Pending CN114946215A (en)

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