WO2018137232A1 - Procédé de traitement de données, nœud de plan de commande, et nœud de plan utilisateur - Google Patents

Procédé de traitement de données, nœud de plan de commande, et nœud de plan utilisateur Download PDF

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Publication number
WO2018137232A1
WO2018137232A1 PCT/CN2017/072724 CN2017072724W WO2018137232A1 WO 2018137232 A1 WO2018137232 A1 WO 2018137232A1 CN 2017072724 W CN2017072724 W CN 2017072724W WO 2018137232 A1 WO2018137232 A1 WO 2018137232A1
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WIPO (PCT)
Prior art keywords
rule
identifier
execution
user plane
plane node
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PCT/CN2017/072724
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English (en)
Chinese (zh)
Inventor
聂胜贤
周润泽
陈中平
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华为技术有限公司
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Priority to PCT/CN2017/072724 priority Critical patent/WO2018137232A1/fr
Publication of WO2018137232A1 publication Critical patent/WO2018137232A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols

Definitions

  • the embodiments of the present application relate to the field of communications, and more specifically, to a data processing method, a control plane node, and a user plane node.
  • Control and User Plane Separation is the trend of communication networks.
  • Both the evolved EPC (eg, 4.5G) architecture and the next-generation network (5G) architecture divide the core network into control plane functions and user plane functions.
  • the Serving GateWay (SGW) and the Packet Data Network GateWay (PGW) are integrated control plane functions and user plane functions.
  • PGW Packet Data Network GateWay
  • the Policy and Charging Rules Function (PCRF), SGW, and lawful interception system can send messages to the PGW to provide rules and/or parameters for data processing.
  • PCRF Policy and Charging Rules Function
  • SGW SGW
  • lawful interception system can send messages to the PGW to provide rules and/or parameters for data processing.
  • the PGW can understand the service requirements, such as: forwarding the uplink and downlink packets normally, forwarding the packets to the lawful interception system, and sending the packets to the LAN connected to the core network for service chain processing.
  • the PGW generates a set of data processing logic through its own logical processing capability, such as: performing detection first, then performing data backup and forwarding to the lawful interception system, then forwarding to the local area network connected to the core network for processing and returning, and finally forwarding to the SGW. .
  • the embodiment of the present application provides a data processing method, a control plane node, and a user plane node, which can implement a control plane to flexibly adjust the execution sequence of the user plane data processing rule, simplify the logical processing of the user plane, and adapt to subsequent business development requirements.
  • a data processing method comprising: a control plane node generating a first detection rule, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and sequence identification information, where the sequence identification information is used. And indicating the execution order of the rules in the execution rule identifier list; the control plane node sends the first detection rule to the user plane node, where the first detection rule is used by the user plane node to execute in the execution order indicated by the sequence identifier information The execution rule identifies the rules in the list.
  • control plane node by adding sequence identification information to the detection rule, the control plane node can flexibly adjust the execution sequence of the data processing rule of the user plane node, simplify the processing logic of the user plane node, and adapt to the subsequent business development requirements. .
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identification information is included in the first An extension of the detection rule.
  • the sequence identification information is included in a detection rule identifier and an execution rule identifier in the first detection rule, where The sequence identification information is used to indicate that the first user plane node performs the next detection rule corresponding to the detection rule identifier Executing the rule and executing the next execution rule after the execution rule corresponding to the execution rule identifier; or the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, the sequence identification information is used to indicate the The first user plane node determines, according to a predetermined rule, an execution order of the detection rule corresponding to the detection rule identifier and the execution rule corresponding to the execution rule identifier.
  • the detection rule identifier includes data a packet detection rule identifier, where the data packet detection rule identifier is used to indicate that the user plane node performs a packet inspection rule;
  • the execution rule identifier includes at least one of a forwarding action rule identifier, a service quality execution rule identifier, and a use report rule identifier.
  • the forwarding action rule identifier is used to indicate that the user plane node performs a forwarding action rule, where the quality of service execution rule identifier is used to indicate that the user plane node performs a quality of service execution rule, where the usage report rule identifier is used to indicate that the user plane node performs the use. Reporting rules.
  • the control plane node by adding sequence identification information to the detection rule identifier and the execution rule identifier of the detection rule, the control plane node can flexibly adjust the execution order of the user plane node data processing rule, and simplify the user plane node. Processing logic to meet the needs of subsequent business development.
  • the forwarding action rule identifier list in the first detection rule includes a first forwarding action rule identifier, where the first The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the first node.
  • the first detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, including: the first detection rule is used to indicate the user After the execution of the other rules in the first detection rule, the polygon node performs the first forwarding action rule, where the other rules include the first forwarding action in the execution rule corresponding to the execution rule identifier list in the first detection rule. Execution rules outside the rules.
  • the forwarding action rule identifier list in the first detection rule further includes a second forwarding action rule identifier, where the The second forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the second node.
  • the first detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, including: the first detection rule is used to indicate the user
  • the polygon node processes the data packet according to the second forwarding action rule, the other execution rule, and the first forwarding action rule; the other execution rule includes the second forwarding action rule in the execution rule identifier list in the first detection rule. And an execution rule outside the first forwarding action rule; wherein the second node is a lawful interception system.
  • the first detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, including: the first detection rule is used to indicate the user The polygon node processes the data packet according to the second forwarding action rule, the other execution rule, and the first forwarding action rule; or the first detection rule is used to indicate that the user plane node follows other execution rules, the second forwarding action rule, Processing the data packet in the order of the first forwarding action rule; the other execution rule includes the second forwarding action rule and the first forwarding action rule in the detection rule corresponding to the execution rule identifier list in the first detection rule Execution rules; wherein the second node is a local area network connected to the core network.
  • the control plane node adds a second forwarding action rule identifier to the forwarding action rule identifier list in the first detection rule, and modifies the sequence identifier information to obtain a second detection rule, where the second forwarding rule is obtained.
  • the action rule identifier is used to indicate that the user plane node sends a data packet to the second node; the control plane node uses the data packet The user node sends a second detection rule, and the second detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information.
  • the forwarding action rule identifier list in the first detection rule further includes a third forwarding action rule identifier, where the The three forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the third node.
  • the first detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, including: the first detection rule is used to indicate the user
  • the surface node processes the data packet according to the second forwarding action rule, the third forwarding action rule, the other execution rule, and the first forwarding action rule; or the first detection rule is used to indicate that the user plane node follows the second forwarding action
  • the data packet is processed in the order of the rule, the other execution rule, the third forwarding action rule, and the first forwarding action rule; the other execution rule includes the execution rule corresponding to the execution rule identifier list in the first detection rule
  • the third forwarding action rule, the second forwarding action rule, and the execution rule outside the first forwarding action rule wherein the second node is a lawful interception system, and the third node is a local area network connected to the core network.
  • the control plane node adds a third forwarding action rule identifier to the forwarding action rule identifier list in the second detection rule, and modifies the detection rule after the sequence identifier information, to obtain a third detection rule.
  • the third forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the third node; the control plane node sends a third detection rule to the user plane node, where the third detection rule is used by the user plane node according to the The execution order indicated by the sequence identification information executes the rules in the execution rule identification list.
  • the first node is a user plane function entity, a control plane node corresponding to the user plane node, or a data network connected to the user plane node.
  • the control plane node by adding sequence identification information in the detection rule, and indicating the execution order of the rules in the execution rule identification list by using the sequence identification information, the control plane node can flexibly adjust the data processing rule of the user plane node.
  • the execution sequence simplifies the processing logic of the user plane nodes to meet the needs of subsequent business development.
  • a second aspect provides a data processing method, the method comprising: receiving, by a user plane node, a first detection rule sent by a control plane contact, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and sequence identification information, The sequence identification information is used to indicate an execution order of the rules in the execution rule identification list; the user plane node processes the data packet according to the first detection rule.
  • control plane node by adding sequence identification information to the detection rule, the control plane node can flexibly adjust the execution sequence of the data processing rule of the user plane node, simplify the processing logic of the user plane node, and adapt to the subsequent business development requirements. .
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identification information is included in the first An extension of the detection rule.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where The sequence identification information is used to indicate the next execution rule after the first user plane node executes the detection rule corresponding to the detection rule identifier and the next execution rule after executing the execution rule corresponding to the execution rule identifier; or the sequence identification information
  • the sequence identifier information is used to indicate that the first user plane node determines the detection rule corresponding to the detection rule identifier and the execution rule according to a predetermined rule. Then, the execution order of the corresponding execution rule is identified.
  • the control plane node by adding sequence identification information to the detection rule identifier and the execution rule identifier of the detection rule, the control plane node can flexibly adjust the execution order of the user plane node data processing rule, and simplify the user plane node. Processing logic to meet the needs of subsequent business development.
  • the sequence identification information is included in an extension of the first detection rule, where the user plane node According to the first detection rule, before processing the data packet, the method further includes: the user plane node adding the sequence identification information to the header information of the data packet.
  • the user plane node adds the sequence identification information to the data packet by adding the sequence identification information to the extension item of the detection rule, so that the control plane node can flexibly adjust the data processing rule of the user plane node.
  • the execution sequence simplifies the processing logic of the user plane nodes and adapts to the subsequent business development needs.
  • the detection rule identifier includes a data packet a detection rule identifier, where the data packet detection rule identifier is used to indicate that the user plane node performs a data packet detection rule;
  • the execution rule identifier includes at least one of a forwarding action rule identifier, a service quality execution rule identifier, and a use report rule identifier, where The forwarding action rule identifier is used to indicate that the user plane node performs a forwarding action rule, where the QoS rule is used to indicate that the user plane node performs a QoS execution rule, where the usage report rule identifier is used to indicate that the user plane node performs the use report rule.
  • the forwarding action rule identifier list in the first detection rule includes a first forwarding action rule identifier, where the first The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the first node.
  • the user plane node processes the data packet according to the first detection rule, including: the user plane node executes the first forwarding action rule after performing other rules in the first detection rule.
  • the other rule includes an execution rule other than the first forwarding action rule in the execution rule corresponding to the execution rule identifier list in the first detection rule.
  • the forwarding action rule identifier list in the first detection rule includes a second forwarding action rule identifier
  • the second The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the second node.
  • the user plane node processes the data packet according to the first detection rule, including: the user plane node is in the order of the second forwarding action rule, the other execution rule, and the first forwarding action rule.
  • the data packet is processed; the other execution rule includes an execution rule other than the second forwarding action rule and the first forwarding action rule in the execution rule identifier list in the first detection rule; wherein the second node is a legal listener system.
  • the user plane node processes the data packet according to the first detection rule, including: the user plane node is in the order of the second forwarding action rule, the other execution rule, and the first forwarding action rule.
  • the data packet is processed; or the user plane node processes the data packet according to other execution rules, the second forwarding action rule, and the first forwarding action rule; wherein the other execution rule includes an execution rule in the first detection rule And an execution rule of the detection rule corresponding to the second forwarding action rule and the first forwarding action rule; wherein the second node is a local area network connected to the core network.
  • the user plane node receives a second detection rule sent by the control plane node,
  • the second detection rule is a detection rule after adding a second forwarding action rule identifier and modifying the sequence identifier information in the forwarding action identifier list in the first detection rule, where the second forwarding action rule identifier is used to indicate the user plane
  • the node sends a data packet to the second node; the user plane node processes the data packet according to the second detection rule.
  • the forwarding action rule identifier list in the first detection rule includes a third forwarding action rule identifier, the third The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the third node.
  • the user plane node processes the data packet according to the first detection rule, including: the user plane node according to the second forwarding action rule, the third forwarding action rule, other execution rules, and the first Forwarding the action rule to process the data packet; or the user plane node processes the data packet according to the second forwarding action rule, other execution rules, the third forwarding action rule, and the first forwarding action rule; the other execution rule Excluding an execution rule of the execution rule corresponding to the execution rule identifier list in the first detection rule, except the third forwarding action rule, the second forwarding action rule, and the first forwarding action rule; wherein, the second node is A lawful interception system, the third node is a local area network connected to the core network.
  • the first node is a user plane function entity, a control plane node corresponding to the user plane node, or a data network connected to the user plane node.
  • the control plane node by adding sequence identification information in the detection rule, and indicating the execution order of the rules in the execution rule identification list by using the sequence identification information, the control plane node can flexibly adjust the data processing rule of the user plane node.
  • the execution sequence simplifies the processing logic of the user plane nodes to meet the needs of subsequent business development.
  • the third aspect provides a control plane node, where the control plane node includes: a processing module, configured to generate a first detection rule, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and sequence identifier information, and the sequence
  • the identifier information is used to indicate an execution order of the rules in the execution rule identifier list
  • the transceiver module is configured to send the first detection rule to the user plane node, where the first detection rule is used by the user plane node to indicate the information according to the sequence identifier
  • the execution order executes the rules in the execution rule identification list.
  • control plane node of the data processing in the embodiment of the present invention can implement the control plane node to flexibly adjust the execution sequence of the user plane node data processing rule by adding the sequence identification information in the detection rule, simplify the processing logic of the user plane node, and adapt to the subsequent service. Development needs.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identification information is included in the first An extension of the detection rule.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where The sequence identification information is used to indicate the next execution rule after the first user plane node executes the detection rule corresponding to the detection rule identifier and the next execution rule after executing the execution rule corresponding to the execution rule identifier; or the sequence identification information
  • the sequence identifier information is used to indicate that the first user plane node determines, according to a predetermined rule, a detection rule corresponding to the detection rule identifier and the execution rule identifier identifier. Execute the order in which the rules are executed.
  • the control plane node of the data processing in the embodiment of the present invention can adjust the execution sequence of the data processing rule of the user plane node by simplifying the user plane by adding the sequence identification information to the detection rule identifier and the execution rule identifier of the detection rule.
  • the processing logic of the node is adapted to the needs of subsequent business development.
  • the detection rule identifier includes data a packet detection rule identifier, where the data packet detection rule identifier is used to indicate that the user plane node performs a packet inspection rule;
  • the execution rule identifier includes at least one of a forwarding action rule identifier, a service quality execution rule identifier, and a use report rule identifier.
  • the forwarding action rule identifier is used to indicate that the user plane node performs a forwarding action rule, where the quality of service execution rule identifier is used to indicate that the user plane node performs a quality of service execution rule, where the usage report rule identifier is used to indicate that the user plane node performs the use. Reporting rules.
  • the forwarding action rule identifier list in the first detection rule includes a first forwarding action rule identifier, where the first The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the first node.
  • the processing module is specifically configured to: instruct the user plane node to execute the first forwarding action rule after performing other rules in the first detection rule, where the other rules include the first detection rule
  • the execution rule of the execution rule identification list corresponds to the execution rule except the first forwarding action rule.
  • the forwarding action rule identifier list in the first detection rule further includes a second forwarding action rule identifier, where the The second forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the second node.
  • the processing module is specifically configured to: instruct the user plane node to process the data packet according to a second forwarding action rule, another execution rule, and a first forwarding action rule; the other execution rule includes the Execution rules in the execution rule identification list in the first detection rule, except the second forwarding action rule and the first forwarding action rule; wherein the second node is a lawful interception system.
  • the processing module is specifically configured to: instruct the user plane node to process the data packet according to the second forwarding action rule, other execution rules, and the first forwarding action rule; or indicate the user plane node Processing the data packet according to the sequence of the other execution rules, the second forwarding action rule, and the first forwarding action rule; the other execution rules include the second forwarding in the detection rule corresponding to the execution rule identifier list in the first detection rule.
  • the processing module is further configured to: add a second forwarding action rule identifier in the forwarding action rule identifier list in the first detection rule, and modify the detection rule after the sequence identifier information, to obtain a second Detecting a rule, the second forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the second node; the transceiver module is further configured to send a second detection rule to the user plane node, where the second detection rule is used by the The user plane node executes the rules in the execution rule identification list according to the execution order indicated by the sequence identification information.
  • the forwarding action rule identifier list in the first detection rule further includes a third forwarding action rule identifier, where the The three forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the third node.
  • the processing module is specifically configured to: instruct the user plane node to process the data packet according to the second forwarding action rule, the third forwarding action rule, the other execution rule, and the first forwarding action rule; Or instructing the user plane node to process the data packet according to the second forwarding action rule, the other execution rule, the third forwarding action rule, and the first forwarding action rule; the other execution rule includes performing in the first detection rule An execution rule of the execution rule of the rule identifier list, except the third forwarding action rule, the second forwarding action rule, and the first forwarding action rule; wherein the second node is a lawful interception system, and the third node is A LAN connected to the core network.
  • the processing module is further configured to: add a third forwarding action rule identifier in the forwarding action rule identifier list in the second detection rule, and modify the detection rule after the sequence identifier information to obtain a third a detection rule, the third forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the third node;
  • the transceiver module is further configured to: send a third detection rule to the user plane node, where the third detection rule is used to The user plane node executes the rules in the execution rule identifier list according to the execution order indicated by the sequence identification information.
  • the first node is a user plane function entity, a control plane node corresponding to the user plane node, or a data network connected to the user plane node.
  • the control plane node of the data processing in the embodiment of the present invention can implement the control plane node to flexibly adjust the user plane node data processing by adding sequence identification information in the detection rule and indicating the execution order of the rules in the execution rule identifier list by using the sequence identification information.
  • the execution order of the rules simplifies the processing logic of the user plane nodes and adapts to the subsequent business development needs.
  • a user plane node in a fourth aspect, includes: a transceiver module, configured to receive a first detection rule sent by a control plane contact, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and a sequence The identification information is used to indicate an execution order of the rules in the execution rule identification list; and the processing module is configured to process the data packet according to the first detection rule.
  • the user plane node of the data processing in the embodiment of the present application can add the sequence identification information to the detection rule by the control plane node, so that the control plane node can flexibly adjust the execution order of the user plane node data processing rule, and simplify the processing logic of the user plane node. Adapt to the needs of subsequent business development.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identifier information is included in the first An extension of the detection rule.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where The sequence identification information is used to indicate the next execution rule after the first user plane node executes the detection rule corresponding to the detection rule identifier and the next execution rule after executing the execution rule corresponding to the execution rule identifier; or the sequence identification information
  • the sequence identifier information is used to indicate that the first user plane node determines, according to a predetermined rule, a detection rule corresponding to the detection rule identifier and the execution rule identifier identifier. Execute the order in which the rules are executed.
  • control plane node can flexibly adjust the execution sequence of the data processing rule of the user plane node by adding the sequence identifier information to the detection rule identifier and the execution rule identifier in the detection rule. Simplify the processing logic of the user plane node to meet the needs of subsequent business development.
  • the sequence identification information is included in an extension of the first detection rule, where the processing module further uses And: adding the sequence identification information to the header information of the data packet.
  • control plane node adds the sequence identification information to the extension item of the detection rule
  • user plane node adds the sequence identification information to the data packet, so that the control plane node can flexibly adjust the user plane node.
  • the execution order of the data processing rules simplifies the processing logic of the user plane nodes and adapts to the subsequent business development needs.
  • the detection rule identifier includes a data packet detection rule identifier, where the data packet detection rule identifier is used to indicate that the user plane node performs a data packet detection rule; And including at least one of a forwarding action rule identifier, a QoS execution rule identifier, and a use report rule identifier, where the forwarding action rule identifier is used to indicate that the user plane node performs a forwarding action rule, where the QoS execution rule identifier is used to indicate the user
  • the polygon node performs a quality of service execution rule
  • the usage report rule identifier is used to indicate that the user plane node performs the use reporting rule.
  • the forwarding action rule identifier list in the first detection rule includes a first forwarding action rule identifier, where the first The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the first node.
  • the processing module is specifically configured to: execute the first forwarding action rule after performing other rules in the first detection rule, where the other rule includes an execution rule in the first detection rule An execution rule other than the first forwarding action rule in the execution rule corresponding to the identifier list.
  • the forwarding action rule identifier list in the first detection rule includes a second forwarding action rule identifier, the second The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the second node.
  • the processing module is specifically configured to: process the data packet according to the second forwarding action rule, the other execution rule, and the first forwarding action rule; the other execution rule includes the first detection rule Execution rules in the execution rule identification list except the second forwarding action rule and the first forwarding action rule; wherein the second node is a lawful interception system.
  • the processing module is specifically configured to: the user plane node processes the data packet according to the second forwarding action rule, other execution rules, and the first forwarding action rule; or the user plane node follows other The execution rule, the second forwarding action rule, and the first forwarding action rule are processed in the order of the first forwarding action rule; wherein the other execution rule includes the detection rule corresponding to the execution rule identifier list in the first detection rule, except the second forwarding An action rule and an execution rule outside the first forwarding action rule; wherein the second node is a local area network connected to the core network.
  • the transceiver module is further configured to: receive a second detection rule sent by the control plane node, where the second detection rule is to add a second forwarding in the forwarding action identifier list in the first detection rule.
  • the action rule identifies and modifies the detection rule after the sequence identification information, where the second forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the second node; the processing module is further configured to: according to the second detection rule, Process the packet.
  • the forwarding action rule identifier list in the first detection rule includes a third forwarding action rule identifier, the third The forwarding action rule identifier is used to indicate that the user plane node sends a data packet to the third node.
  • the processing module is specifically configured to: process the data packet according to the second forwarding action rule, the third forwarding action rule, the other execution rule, and the first forwarding action rule; or follow the second forwarding
  • the action rule, the other execution rule, the third forwarding action rule, and the first forwarding action rule are processed in the order of the first forwarding action rule;
  • the other execution rule includes the execution rule corresponding to the execution rule identifier list in the first detection rule
  • the third forwarding action rule, the second forwarding action rule, and the execution rule outside the first forwarding action rule wherein the second node is a lawful interception system, and the third node is a local area network connected to the core network.
  • the first node is a user plane function entity, and the user plane node corresponding control A face node or a data network connected to the user face node.
  • control plane node adds sequence identification information in the detection rule, and the sequence identification information indicates the execution order of the rules in the execution rule identifier list, so that the control plane node can flexibly adjust the user plane.
  • the execution order of the node data processing rules simplifies the processing logic of the user plane nodes and adapts to the subsequent business development requirements.
  • control plane node comprising a processor, a memory, and a communication interface, wherein the processor is configured to execute the memory stored instructions to perform the first aspect or the first aspect An operation in a method in a possible implementation.
  • a user plane node includes a processor, a memory, and a communication interface, where the processor is configured to execute the memory stored instruction to perform the foregoing second aspect or the second aspect An operation in a method in a possible implementation.
  • a computer readable storage medium having stored therein instructions that, when executed on a computer, cause the computer to perform the methods described in the various aspects above.
  • FIG. 1 is a schematic diagram of an architecture of an application of the technical solution in the embodiment of the present application.
  • FIG. 2 is a schematic diagram of another architecture applied to the technical solution of the embodiment of the present application.
  • FIG. 3 is a schematic flowchart of a method of data processing according to an embodiment of the present application.
  • FIG. 4 is another schematic flowchart of a method of data processing according to an embodiment of the present application.
  • FIG. 5 is still another schematic flowchart of a method for data processing according to an embodiment of the present application.
  • FIG. 6 is still another schematic flowchart of a method for data processing according to an embodiment of the present application.
  • FIG. 7 is still another schematic flowchart of a method of data processing according to an embodiment of the present application.
  • FIG. 8 is still another schematic flowchart of a method of data processing according to an embodiment of the present application.
  • FIG. 9 is a schematic block diagram of a control plane node for data processing in accordance with an embodiment of the present application.
  • FIG. 10 is a schematic block diagram of a user plane node of data processing according to an embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of a control plane node of data processing according to an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a user plane node for transmitting data according to an embodiment of the present application.
  • the embodiment of the present application is mainly applied to the architecture in which the control plane and the user plane are separated.
  • the data processing on the user plane is controlled by the control plane, and the control plane can issue rules and other parameters for the user plane.
  • 4.5G defines the parameters of interface transmission between the control plane and the user plane as four types of rules, including type 1 detection rules and three types of execution rules.
  • the detection rules are Packet Detection Rule (PDR), and three types.
  • the execution rules are: Forwarding Action Rule (FAR), QoS Enforcement Rule (QER), and Usage Reporting Rule (URR).
  • FAR Forwarding Action Rule
  • QER QoS Enforcement Rule
  • URR Usage Reporting Rule
  • the detection rule is used to complete the detection and matching of the data packet, and the execution rule is used to indicate the processing required to match the data message of the PDR.
  • the PGW User plane (PGW-U) is grouped.
  • the PGW Control Plane (PGW-C) instructs the PGW-U to perform actions such as matching, control (eg, QoS), reporting, and forwarding through the four types of rules described above.
  • the PGW-C sends multiple forwarding destination addresses (included in multiple FARs), which are the address of the SGW User plane (SGW-U), the address of the LI function (or the address of the control plane), and The address of a function in the service chain, such as the Virtual Local Area Network Identity (VLAN-ID).
  • the PGW-U can only identify the action through the FAR (for example, the Tunnel Endpoint Identifier (TEID), etc.), but it cannot identify the logical entity corresponding to the multiple destination addresses, that is, the data forwarding cannot be recognized. Scenes.
  • FIG. 1 is a schematic diagram showing an architecture of an application of the technical solution of the embodiment of the present application.
  • the architecture can be an evolved 4G core network architecture separated by a control plane and a user plane.
  • the traditional SGW is separated into a serving gateway control plane SGW-C and a serving gateway user plane SGW-U
  • the traditional PGW is separated into a packet data gateway control plane PGW-C and a packet data gateway user plane PGW-U.
  • both SGW-C and PGW-C are control plane network elements and are devices for implementing control plane functions.
  • the control plane function includes radio resource management, wireless connection establishment, and service quality assurance of the service.
  • the control plane function of the present application further includes logic for generating user plane data processing according to information such as the service scenario, and notifying the user plane network element.
  • the control plane network element and the user plane network element are connected through an Sx interface.
  • the PGW-U is connected to the packet data network, and the SGW-U is connected to the access network device.
  • Both SGW-U and PGW-U are user plane network elements and are network elements for receiving and transmitting data.
  • the user plane network element is managed by the control plane network element.
  • the user plane network element processes the received data according to a rule sent by the control plane.
  • a lawful interception system that includes a set of devices and functions for performing lawful interception.
  • the user plane network element can send legal interception related data to the lawful interception system, and can also send data to the legal interception system through the control plane network element or other functional entity.
  • the lawful interception system shown in the figure may include the control plane network element or the other functional entity.
  • a local area network connected to a core network refers to a computer group composed of multiple computers interconnected in a certain area connected to the core network.
  • the data in the core network can be sent to the local area network for processing, and can also be sent back to the core network.
  • the local area network is connected to the PGW-U.
  • the Policy and Charging Rules function network element selects and provides policy and charging control decisions for the policy and charging enforcement function network element.
  • the policy and charging execution function network element may be a PGW-C, and the PCRF is connected to the control plane network element.
  • the corresponding interface of the lawful interception system can terminate at the control plane or terminate at the data plane.
  • the data packet can be directly sent to the legal listening system or PGW-C or other functional entities by forwarding.
  • the local area network connected to the core network is connected to the user plane PGW-U, the PCRF is connected to the control plane PGW-C, and the legal monitoring system is connected to the SGW-U or PGW-U.
  • FIG. 2 is a schematic diagram showing another architecture of the application of the technical solution of the embodiment of the present application.
  • the architecture may be a next-generation network architecture.
  • the core network includes a CP function and a UP function.
  • the CP function may be a Next Generation Control Plane (NG).
  • NG Next Generation Control Plane
  • the CP may include one or more devices that implement control plane functions, such as a policy control function (PCF), a session management function (SMF), and the like.
  • PCF policy control function
  • SMF session management function
  • the UP function may be a Next Generation User Plane (NG-UP).
  • NG-UP Next Generation User Plane
  • the UP can be one or more devices that implement the user plane functionality.
  • the CP function and the UP function can be connected via the Sx interface.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • 5G fifth generation
  • Embodiments of the present application describe various embodiments in connection with control plane nodes.
  • the function of the control plane node in the embodiment of the present application is to control and manage the user plane node
  • the control plane node may be a CP function
  • the CP function may be NG-CP, SGW-C or PGW-C, and the application is not limited thereto. .
  • the embodiments of the present application describe various embodiments in conjunction with user plane nodes.
  • the function of the user plane node in the embodiment of the present application is to forward the data packet, and the user plane node may be an UP function, and the UP function may be NG-UP, SGW-U or PGW-U. This application is not limited to this.
  • FIG. 3 is a schematic flowchart of a method for data processing in an embodiment of the present application.
  • the control plane node in FIG. 3 may be SGW-C or PGW-C in FIG. 1, or may be the CP function in FIG. 2; the user plane node in FIG. 3 may be SGW-U or PGW- in FIG. U, can also be the UP function in Figure 2.
  • the control plane node generates a first detection rule, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and sequence identifier information.
  • the control plane node sends the first detection rule to the user plane node.
  • the user plane node processes the data packet according to the first detection rule.
  • the control plane node after receiving the first message, the control plane node generates a first detection rule.
  • the first message may be a trigger message for generating a first detection rule, such as a session management request message, or a lawful interception function activation/deactivation message, or a message including an application detection and control (ADC) rule. Wait.
  • ADC application detection and control
  • control plane node may generate the first detection rule according to the service scenario, for example, the uplink and downlink data packet forwarding, the lawful interception scenario, or the flexible mobile service chain (FMSS) scenario.
  • service scenario for example, the uplink and downlink data packet forwarding, the lawful interception scenario, or the flexible mobile service chain (FMSS) scenario.
  • FMSS flexible mobile service chain
  • control plane node may generate the service information according to the service information requested by the control plane node itself or the user sent by the other node to the control plane node, and/or the status of the user, and/or the quality of service requested by the user.
  • the first detection rule may be
  • control plane node may also generate the first detection rule in this application according to the method for generating detection by the PGW in the prior art.
  • the detection rule identifier may be a packet detection rule PDR identifier, where the PDR identifier is used to indicate that the user plane node performs a packet inspection rule PDR; the execution rule identifier list may include a forwarding action rule FAR identifier list, and a quality of service execution rule QER identifier. List and use at least one of the escalation rules URR identifier list.
  • the forwarding action rule FAR identifier list includes at least one forwarding action rule FAR identifier.
  • the quality of service execution rule QER identification list includes at least one quality of service execution rule QER identification. Using the reporting rule
  • the URR identification list includes at least one usage reporting rule URR identifier.
  • the FAR identifier is used to indicate that the user plane node performs a forwarding action rule FAR
  • the QER identifier is used to indicate that the user plane node performs a quality of service execution rule (QER).
  • QER quality of service execution rule
  • the URR identifier is used to indicate that the using picture node performs the use reporting rule URR.
  • the sequence identification information may be used to indicate that the user plane node executes the rules in the execution rule identification list according to the execution order indicated by the sequence identification information.
  • the first detection rule may indicate that the user plane node pairs the data packet in the order of PDR, QER, URR, and FAR. Process it.
  • sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identification information is included in an extension of the first detection rule.
  • sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where the sequence identifier information is used to indicate that the first user plane node executes the detection rule corresponding to the detection rule identifier.
  • Table 1 shows a method in which sequence identification information is included in the detection rule identification and execution rule identification in the first detection rule.
  • Table 1 only lists the parameter information directly related to the embodiment of the present application, and actually includes other parameter information in the PDR.
  • sequence identification information Next Rule ID in Table 1 may be after the execution of the rule identification, or may be at other locations, and the application is not limited thereto.
  • the user plane node first performs the packet detection rule PDR first, and then executes the next execution rule according to the sequence identification information after the PDR identifier PDR ID.
  • execution rule list may include an execution rule identifier, and may also include multiple execution rule identifiers.
  • Table 2 shows a specific method of rule execution.
  • the PDR can instruct the user plane node to process the data packet in the order of PDR, QER, URR, and FAR.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where the sequence identifier information is used to indicate that the first user plane node determines the detection corresponding to the detection rule identifier according to a predetermined rule.
  • the rules and executed rules identify the execution order of the corresponding execution rules.
  • Table 3 shows another method in which the sequence identification information is included in the detection rule identification and execution rule identification in the first detection rule.
  • sequence identification information may also be a sequence number.
  • the sequence number may be a number 1, 2, 3, etc.
  • the user plane node may process the data packet according to a predefined rule.
  • the user plane node may process the data packets in the order of 1, 2, and 3, or may process the data packets in the order of 3, 2, and 1.
  • the sequence number may be the letters A, B, C, etc.
  • the user plane node may process the data packet according to a predefined rule, for example, the user plane node may be in the order of A, B, and C.
  • the data packet is processed, and the data packet can also be processed in the order of C, B, and A.
  • sequence number of the embodiment of the present application is described by numbers or letters, but the application is not limited thereto. Any sequence number is added to the PDR and the user plane node can process the data packet according to a predefined rule. The methods are all within the scope of protection of the present application.
  • Table 4 shows another specific method of rule execution.
  • sequence identification information is included in an extension of the first detection rule.
  • Table 5 shows a method in which the sequence identification information is included in the extension of the first detection rule.
  • an extension Rule Mark can be added to the PDR, and the extension Rule Mark includes sequence identification information, such as PDR-QER-URR-FAR.
  • sequence identification information such as PDR-QER-URR-FAR.
  • control plane node by adding sequence identification information in the detection rule, the control plane node can flexibly adjust the execution sequence of the user plane node data processing, simplify the processing logic of the user plane node, and adapt to the development needs of the subsequent service. .
  • FIG. 4 shows another schematic flowchart of a method of data processing according to an embodiment of the present application.
  • the PGW-C is a control plane node
  • the PGW-U is a user plane node.
  • the first message is a session management request message, and the method for data processing in the embodiment of the present application is described.
  • the SGW-C receives a session management request message sent by a Mobility Management Entity (MME).
  • MME Mobility Management Entity
  • the MME sends a session management request message to the SGW-C, where the session management request message may be a session creation request message. It can also be a session modification request message.
  • the session management request message may be a session creation request message. It can also be a session modification request message.
  • the PGW-C receives the session management request message sent by the SGW-C.
  • the SGW-C sends the session management request message to the PGW-C in the process of receiving the session management request message sent by the MME or the handover of the terminal device mobility, and the session management request message may be
  • the session creation request message may also be a session modification request message.
  • the PGW-C generates a first detection rule according to the session management request message.
  • the PGW-C After receiving the session management request message sent by the SGW-C, the PGW-C generates a data processing rule of the PGW-U, that is, a first detection rule, where the first detection rule may be a PDR, and the PDR carries
  • the sequence identification information in Table 1, Table 3 or Table 5 indicates that the user plane node PGW-U processes the data packet in the order of PDR, QER, URR, and FAR.
  • Table 6 shows yet another specific method of rule execution.
  • Table 7 shows yet another specific method of rule execution.
  • Table 8 shows yet another specific method of rule execution.
  • the PDR may instruct the user plane node to process the data packet in the order of PDR, QER, and FAR.
  • the PGW-C sends a session management request message to the PGW-U, where the session management request message carries the PDR generated in S111;
  • the PGW-U processes the data packet according to the received first detection rule.
  • the PGW-U processes the data packet according to the received PDR, including completing the detection and matching of the data packet through the PDR, thereby correlating to the other three types of execution rules, and the FAR determines how to perform the forwarding action, and the QER determines the data.
  • Quality of Service Qos
  • the URR is responsible for statistical usage and reporting.
  • the PGW-U sends a session management response message to the PGW-C.
  • S141 corresponds to S121, and when the PGW-U receives the session management request message, completes context configuration or modification, the context includes a bearer context, such as a bearer ID; a session context, such as a session ID; Qos, a control policy, and a Policy Control and Charging (PCC)/ADC rules, etc., return a session management response message to the PGW-C, informing the PGW-C that the session management request message was successfully received or failed.
  • a bearer context such as a bearer ID
  • a session context such as a session ID
  • the PGW-C sends a session management response message to the SGW-C.
  • S151 corresponds to S102, and the PGW-C sends a session management response message to the SGW-C to determine whether the session management request message is successfully executed or failed by the PGW-U.
  • the SGW-C sends a session management response message to the MME.
  • S161 corresponds to S101, and after completing the session management request message (create or modify), the SGW-C sends a session management response message to the MME to confirm that the session creation or modification succeeds or fails.
  • FIG. 4 only uses PGW-C as the control plane node, and PGW-U is the user plane node, and the first node is described as SGW-U.
  • the application is not limited thereto, for example, SGW-C can also be used.
  • the SGW-U is a user plane node
  • the first node is a PGW-U or a lawful interception system.
  • the forwarding action rule identifier list in the first detection rule includes a second forwarding action rule identifier, where the second forwarding action rule identifier is used to instruct the user plane node to send a data packet to the second node.
  • FIG. 5 is still another schematic flowchart of a data processing method according to an embodiment of the present application.
  • the control plane node modifies the first detection rule to obtain a second detection rule.
  • the control plane node sends a second detection rule to the user plane node.
  • the user plane node processes the data packet according to the second detection rule.
  • the control plane node receives the second message, and the control plane node modifies the first detection rule according to the second message, where the first detection rule is Adding a second forwarding action rule FAR2 identifier to the FAR identifier list, and modifying the detection rule after the sequence identifier information, to obtain a second detection rule, where the FAR2 identifier is used to instruct the user plane node to send a data packet to the second node, the control Face node Sending the second detection rule to the user plane node, where the second detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, the user plane is according to the second detection
  • the rules process the packets.
  • the second node may be a lawful interception system or a local area network connected to the core network.
  • the control plane node generates a first detection rule, where the first detection rule includes a first forwarding action identifier, and if a legal listening scenario is added, the second message may be a lawful interception activation/deactivation message, and the second node It may be a lawful interception system; if an FMSS scenario is added, the second message may be a session modification message, wherein the session modification message includes an ADC rule, and the second node is a local area network connected to the core network.
  • control plane node may directly generate a second detection rule according to the second message.
  • the control plane node can also directly generate the second detection rule according to the service scenario.
  • the control plane node may further generate the second detection rule according to the service information requested by the user configured by the user or sent by the other node, and/or the status of the user, and/or the quality of service requested by the user.
  • FIG. 6 is still another schematic flowchart of the data processing method in the embodiment of the present application.
  • the lawful interception system initiates a lawful interception activation process.
  • the control plane node in FIG. 5 may be PGW-C in FIG. 6
  • the user plane node in FIG. 5 may be PGW-U in FIG.
  • the lawful interception system sends a lawful interception activation/deactivation message to the PGW-C.
  • the lawful interception system determines to listen to a user equipment (User Equipment, UE) device, and then initiates a lawful interception activation/deactivation message to the PGW-C, where the legal interception activation/deactivation message carries the UE identifier ( Information such as UE Identifier) or session ID (Session ID).
  • UE User Equipment
  • Session ID session ID
  • the PGW-C modifies the first detection rule according to the lawful interception activation/deactivation message to obtain a second detection rule.
  • the PGW-C modifies the first detection rule generated in S111 according to the information such as the UE Identifier or the session ID carried in the legal interception activation/deactivation message, that is, the PDR is modified.
  • the modification manner may be: adding a second forwarding rule FAR2 identifier in the PDR, the FAR2 identifier is used to indicate that the user plane node sends a data packet to the lawful interception system; and modifying a Next Rule ID of a previously executed rule (such as PDR) of the FAR2 For the ID of the FAR2, the newly added second forwarding rule FAR2 identifier is added to the FAR2.
  • the next rule ID of the executed rule (such as QER) is the QER ID, and Table 9 shows the modified specific rule execution. method.
  • the PDR can instruct the user plane node to process the data packet in the order of PDR, FAR2, QER, URR, and FAR1.
  • the modification manner may be: adding a second forwarding rule FAR2 identifier to the PDR, where the FAR2 identifier is used to indicate that the user plane node sends a data packet to the legal interception system; Then, (such as PDR) Sequence Number, the newly added second forwarding rule FAR2 identifier adds a Sequence Number of a executed rule (such as QER) after FAR2, and Table 10 shows another modified specific rule execution. method.
  • the PDR can instruct the user plane node to process the data packet in the order of PDR, FAR2, QER, URR, and FAR1.
  • Sequence Number of the default execution rule remains unchanged.
  • the sequence number of the newly added execution rule is the value between the sequence numbers of the two rules before and after the insertion position (below The mean value of the rule's Sequence Number is taken as the Sequence Number of the two rules of the insertion rule.
  • Table 11 shows the modified specific method of rule execution.
  • the PDR may instruct the user plane node to process the data packet in the order of PDR, FAR2, QER, URR, and FAR1.
  • the modification manner may be: adding a second forwarding rule FAR2 identifier to the PDR, where the FAR2 identifier is used to indicate that the user plane node sends a data packet to the legal interception system; and the Rule Mark in the PDR is modified, and Table 12 shows Another modified method of specific rule execution.
  • the PDR may instruct the user plane node to process the data packet in the order of PDR, FAR2, QER, URR, and FAR1.
  • the first detection rule is modified in S114 to obtain a second detection rule
  • the second detection rule may further indicate that the user plane node processes the data packet according to PDR, FAR2, QER, and FAR1, and the specific modification manner and the foregoing modification.
  • PDR data packet
  • FAR2 the user plane node processes the data packet according to PDR, FAR2, QER, and FAR1, and the specific modification manner and the foregoing modification.
  • the PGW-C sends a data backup function activation/deactivation message to the PGW-U;
  • the PGW-C sends a session management request message to the PGW-U.
  • the PGW-C sends a data backup function activation/deactivation message and a session management request message to the PGW-U, where the data backup function activation/deactivation message carries the second detection rule or the session management request message carries the The second detection rule.
  • the PGW-U processes the data packet according to the second detection rule.
  • the PGW-U processes the data packet according to the received second detection rule, including performing detection and matching of the data packet through the PDR, thereby correlating to the other three types of execution rules, and the FAR determines how to perform the forwarding action.
  • QER determines the quality of service for data forwarding Qos, and URR is responsible for statistical usage and reporting.
  • the PGW-U sends a data backup function activation/deactivation response message to the PGW-C.
  • the PGW-U sends a session management response message to the PGW-C.
  • the PGW-U starts or closes the data backup activation function, and after completing the rule update, sends a response message to the PGW-C;
  • a response message is sent to the PGW-C to notify the PGW-C session management request that the success or failure is accepted.
  • the PGW-C sends a lawful interception activation/deactivation confirmation message to the legal listening system.
  • S152 corresponds to S103, and the PGW-C sends a lawful interception activation/deactivation confirmation message to the legal listening system to determine whether the PGW-U performs the session management request successfully or fails.
  • the control plane node can flexibly adjust the user plane node.
  • the execution sequence of data processing simplifies the processing logic of the user plane nodes and adapts to the development needs of subsequent services.
  • FIG. 7 is still another schematic flowchart of the data processing method in the embodiment of the present application.
  • the PCRF decides to activate the FMSS according to the service requirement of the terminal device (such as the UE).
  • the control plane node in FIG. 5 may be PGW-C in FIG. 7
  • the user plane node in FIG. 5 may be PGW-U in FIG.
  • the PCRF sends an ADC rule to the PGW-C.
  • the PCRF decides to activate the FMSS related function according to the service requirement of the UE, and carries one or more Traffic Steering Policy Identifiers in the dynamic ADC rule.
  • the PGW-C modifies the first detection rule according to the dynamic ADC rule to obtain a second detection rule.
  • the PGW-C can sense that the PW-U needs to perform the FMSS-related action in the service scenario, and modify the first detection rule generated in S111, that is, modify the PDR, and S113.
  • the FAR2 identifier is used to indicate that the user plane node sends a data packet to the local area network connected to the core network, and the other modification manners are the same as the modification manner in S114. For brevity, details are not described herein again.
  • the user plane node processes the data packet according to the second detection rule, including:
  • the second detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR2, QER, and FAR1; or
  • the second detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, QER, FAR2, and FAR1; or
  • the second detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR2, QER, URR, and FAR1; or
  • the second detection rule is used to instruct the user plane node to process the data packet in the order of PDR, QER, URR, FAR2, and FAR1.
  • the PGW-C sends an ADC rule activation/deactivation message to the PGW-U.
  • the ADC rule activation/deactivation message carries the second detection rule and the Traffic Steering Policy Identifier(s), and may also carry other Traffic Steering Policy Information.
  • the PGW-U processes the data packet according to the second detection rule.
  • the PGW-U processes the data packet according to the received second detection rule, including performing detection and matching of the data packet through the PDR, thereby correlating to the other three types of execution rules, and the FAR determines how to perform the forwarding action.
  • QER determines the Qos for data forwarding, and URR is responsible for statistical usage and reporting.
  • FIG. 8 is still another schematic flowchart of a data processing method according to an embodiment of the present application.
  • control plane node modifies the second detection rule to obtain a third detection rule;
  • control plane node sends a third detection rule to the user plane node;
  • the user plane node processes the data packet according to the third detection rule.
  • the third message may be a message containing an ADC rule.
  • the control plane node receives the third message, and the control plane node modifies the second detection rule according to the third message, where the second detection rule is
  • the FAR3 identifier is added to the FAR identifier list, and the detection rule after the sequence identifier information is modified, and the second detection rule is obtained.
  • the FAR3 identifier is used to indicate that the user plane node sends a data packet to the third node, and the control is performed.
  • the surface node sends the third detection rule to the user plane node, where the third detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, the user plane according to the first
  • the three detection rules process the data packet.
  • the lawful interception system initiates a lawful interception activation process.
  • the PFW-C modifies the first detection rule to obtain a second detection rule, and then the PCRF is based on the terminal device.
  • the service needs to activate the FMSS.
  • the PFW-C will modify the second detection rule to obtain the third detection rule.
  • the modification mode is the same as the modification in S113. For brevity, it will not be described here.
  • the third detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, including:
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR2, FAR3, QER, and FAR1; or
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR2, QER, FAR3, and FAR1; or
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR2, FAR3, QER, URR, and FAR1; or
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR2, QER, URR, FAR3, and FAR1;
  • the second node is a lawful interception system
  • the third node is a local area network connected to the core network.
  • a lawful interception system initiates a lawful interception activation process
  • the PCRF determines to activate three data transfers according to the service requirements of the terminal device.
  • the user plane node sends a data packet to the legal listening system through the FAR2, and the user plane node sends a data packet to the local area network connected to the core network through the FAR3, and the user plane node sends the data to the user plane function through the FAR1. package.
  • the PCRF determines to activate the FMSS according to the service requirements of the terminal device, and the PFW-C modifies the first detection rule to obtain the second detection rule, and then legally.
  • the monitoring system initiates the lawful interception activation process.
  • the PFW-C modifies the second detection rule to obtain the third detection rule.
  • the modification mode is the same as the modification mode in S113. For brevity, it will not be described here.
  • the third detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information, including:
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR3, FAR2, QER, and FAR1; or
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR3, QER, FAR2, and FAR1; or
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR3, FAR2, QER, URR, and FAR1; or
  • the third detection rule is used to indicate that the user plane node processes the data packet in the order of PDR, FAR3, QER, URR, FAR2, and FAR1;
  • the second node is a local area network connected to the core network, and the third node is a legal listening system.
  • a lawful interception system initiates a lawful interception activation process
  • the PCRF determines to activate the three data forwarding scenarios of the FMSS simultaneously according to the service requirements of the terminal device.
  • the user plane node sends a data packet to the lawful interception system through the FAR3, and the user plane node sends a data packet to the local area network connected to the core network through the FAR2, and the user plane node sends the data packet to the user plane function through the FAR1.
  • control plane node may directly generate a third detection rule according to the third message.
  • the control plane node may also directly generate a third detection rule according to the service scenario.
  • the control plane node may also generate the third detection rule according to the service information requested by the user configured by the user or sent by the other node, and/or the status of the user, and/or the quality of service requested by the user.
  • the control plane node by adding sequence identification information in the detection rule, and indicating the execution order of the rules in the execution rule identification list by using the sequence identification information, the control plane node can flexibly adjust the data processing rule of the user plane node.
  • the execution sequence simplifies the processing logic of the user plane nodes to meet the needs of subsequent business development.
  • the data processing method of the embodiment of the present application is described in detail with reference to FIG. 3 to FIG. 8 .
  • the control plane node and the user plane node of the data processing in the embodiment of the present application are described in detail below with reference to FIG. 9 to FIG. 12 .
  • FIG. 9 shows a schematic block diagram of a control plane node 200 according to an embodiment of the present application.
  • the control plane node 200 includes:
  • the processing module 210 is configured to generate a first detection rule, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and sequence identifier information, where the sequence identifier information is used to indicate an execution order of the rules in the execution rule identifier list.
  • the transceiver module 220 sends the first detection rule to the user plane node, where the first detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to the execution order indicated by the sequence identifier information.
  • control plane node of the embodiment of the present invention can implement the control sequence node to flexibly adjust the execution sequence of the user plane node data processing rule by adding the sequence identification information in the detection rule, simplify the processing logic of the user plane node, and adapt to the subsequent business development requirements.
  • sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identification information is included in an extension of the first detection rule.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where the sequence identifier information is used to indicate that the first user plane node executes the detection rule corresponding to the detection rule identifier.
  • the detection rule identifier includes a data packet detection rule identifier, where the data packet detection rule identifier is used to indicate that the user plane node performs a data packet detection rule;
  • the execution rule identifier includes a forwarding action rule identifier, a service quality execution rule identifier, and Using at least one of the reporting rule identifier, the forwarding action rule identifier is used to indicate that the user plane node performs a forwarding action rule, and the quality of service execution rule identifier is used to indicate that the user plane node performs a quality of service execution rule, and the using the reporting rule
  • the identifier is used to indicate that the user plane node performs the use reporting rule.
  • the control plane node of the embodiment of the present invention can implement the control plane node to flexibly adjust the user plane node by adding the sequence identifier information in the detection rule identifier and the execution rule identifier in the detection rule or adding the sequence identifier information in the extension item of the detection rule.
  • the execution order of the data processing rules simplifies the processing logic of the user plane nodes and adapts to the subsequent business development needs.
  • the forwarding action rule identifier list in the first detection rule includes a first forwarding action rule identifier, where the first forwarding action rule identifier is used to instruct the user plane node to send a data packet to the first node.
  • the processing module 210 is specifically configured to: instruct the user plane node to execute the first forwarding action rule after performing other rules in the first detection rule, where the other rules include an execution rule in the first detection rule An execution rule other than the first forwarding action rule in the execution rule corresponding to the identifier list.
  • the detection rule identifier includes a data packet detection rule PDR identifier, where the PDR identifier is used to indicate that the user plane node performs a data packet detection rule PDR;
  • the execution rule identifier includes a forwarding action rule FAR identifier, and a quality of service execution rule QER identifier
  • the FAR identifier is used to indicate that the user plane node performs a forwarding action rule FAR, where the QER identifier is used to indicate that the user plane node performs a quality of service execution rule (QER), where the URR identifier is used for Instructing the picture node to execute the use report rule URR.
  • QER quality of service execution rule
  • the FAR identifier list in the first detection rule includes a first forwarding action rule FAR1 identifier, where the FAR1 identifier is used to indicate that the user plane node sends a data packet to the first node;
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet in the order of PDR, QER, and FAR1; or
  • the user plane node is instructed to process the data packet in the order of PDR, QER, URR, and FAR1.
  • the forwarding action rule identifier list in the first detection rule includes a second forwarding action rule identifier, where the second forwarding action rule identifier is used to instruct the user plane node to send a data packet to the second node.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet according to the second forwarding action rule, the other execution rule, and the first forwarding action rule; the other execution rule includes the first detection Execution rule identification list in the rule except the second forwarding action rule and the first forwarding action rule A row rule; wherein the second node is a lawful interception system.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet according to the second forwarding action rule, other execution rules, and the first forwarding action rule; or instruct the user plane node to follow other execution rules.
  • the second forwarding action rule and the first forwarding action rule are processed in the order of the first forwarding action rule; the other execution rule includes the second forwarding action rule and the detection rule corresponding to the execution rule identifier list in the first detection rule.
  • the processing module 210 is further configured to: add a second forwarding action rule FAR2 identifier in the FAR identifier list in the first detection rule, and modify the detection rule after the sequence identifier information, to obtain a second detection rule, where The FAR2 identifier is used to indicate that the user plane node sends a data packet to the second node.
  • FAR2 identifier is used to indicate that the user plane node sends a data packet to the second node.
  • the transceiver module 220 is further configured to: send a second detection rule to the user plane node, where the second detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to an execution order indicated by the sequence identifier information.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet in the order of PDR, FAR2, QER, and FAR1; or
  • the user plane node is instructed to process the data packet in the order of PDR, FAR2, QER, URR, and FAR1; wherein the second node is a lawful interception system.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet in the order of PDR, FAR2, QER, and FAR1; or
  • the user plane node is instructed to process the data packet in the order of PDR, QER, URR, FAR2, and FAR1; wherein the second node is a local area network connected to the core network.
  • the forwarding action rule identifier list in the first detection rule further includes a third forwarding action rule identifier, where the third forwarding action rule identifier is used to instruct the user plane node to send a data packet to the third node.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet according to the second forwarding action rule, the third forwarding action rule, the other execution rule, and the first forwarding action rule; or indicate the The user plane node processes the data packet according to the second forwarding action rule, the other execution rule, the third forwarding action rule, and the first forwarding action rule; the other execution rule includes the execution rule identifier list in the first detection rule An execution rule of the corresponding execution rule except the third forwarding action rule, the second forwarding action rule, and the first forwarding action rule; wherein the second node is a lawful interception system, and the third node is a core network Connected LAN.
  • the processing module 210 is further configured to: add a third forwarding action rule FAR3 identifier in the FAR identifier list in the second detection rule, and modify the detection rule after the sequence identifier information, to obtain a third detection rule, where The FAR3 identifier is used to indicate that the user plane node sends a data packet to the third node;
  • the transceiver module 220 is further configured to: send a third detection rule to the user plane node, where the third detection rule is used by the user plane node to execute the rule in the execution rule identifier list according to an execution order indicated by the sequence identifier information.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet in the order of PDR, FAR2, FAR3, QER, and FAR1; or
  • the user plane node is instructed to process the data packet in the order of PDR, FAR2, QER, URR, FAR3, and FAR1; wherein the second node is a lawful interception system, and the third node is a local area network connected to the core network.
  • the processing module 210 is specifically configured to: instruct the user plane node to process the data packet in the order of PDR, FAR3, FAR2, QER, and FAR1; or
  • the user plane node is instructed to process the data packet according to the order of PDR, FAR3, QER, URR, FAR2, and FAR1; wherein the second node is a local area network connected to the core network, and the third node is a legal listening system.
  • the first node may be a user plane function entity, a control plane node corresponding to the user plane node, or a data network connected to the user plane node.
  • the control plane node of the data processing in the embodiment of the present invention can implement the control plane node to flexibly adjust the user plane node data processing by adding sequence identification information in the detection rule and indicating the execution order of the rules in the execution rule identifier list by using the sequence identification information.
  • the execution order of the rules simplifies the processing logic of the user plane nodes and adapts to the subsequent business development needs.
  • FIG. 10 shows a schematic block diagram of a user plane node 300 according to an embodiment of the present application.
  • the control plane node 300 includes:
  • the transceiver module 310 is configured to receive a first detection rule that is sent by the control plane contact, where the first detection rule includes a detection rule identifier, an execution rule identifier list, and sequence identifier information, where the sequence identifier information is used to indicate the execution rule identifier identifier list. The order in which the rules are executed;
  • the processing module 320 is configured to process the data packet according to the first detection rule.
  • sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule; or the sequence identification information is included in an extension of the first detection rule.
  • sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, where the sequence identifier information is used to indicate that the first user plane node executes the detection rule corresponding to the detection rule identifier.
  • the sequence identification information is included in the detection rule identifier and the execution rule identifier in the first detection rule, and the sequence identifier information is used to indicate that the first user plane node determines the detection rule corresponding to the detection rule identifier according to a predetermined rule and performs the detection rule.
  • the rule identifies the execution order of the execution rules.
  • sequence identification information is included in an extension of the first detection rule
  • the processing module 320 is further configured to: add the sequence identification information to the header information of the data packet.
  • the detection rule identifier includes a data packet detection rule identifier, where the data packet detection rule identifier is used to indicate that the user plane node performs a data packet detection rule;
  • the execution rule identifier includes a forwarding action rule identifier, a service quality execution rule identifier, and Using at least one of the reporting rule identifier, the forwarding action rule identifier is used to indicate that the user plane node performs a forwarding action rule, and the quality of service execution rule identifier is used to indicate that the user plane node performs a quality of service execution rule, and the using the reporting rule
  • the identifier is used to indicate that the user plane node performs the use reporting rule.
  • the forwarding action rule identifier list in the first detection rule includes a first forwarding action rule identifier, where the first forwarding action rule identifier is used to instruct the user plane node to send a data packet to the first node.
  • the processing module 320 is configured to: execute, by the user plane node, the first forwarding action rule after performing other rules in the first detection rule, where the other rules include execution in the first detection rule An execution rule other than the first forwarding action rule in the execution rule corresponding to the rule identifier list.
  • the detection rule identifier includes a data packet detection rule PDR identifier, where the PDR identifier is used to indicate that the user plane node performs a data packet detection rule PDR; the execution rule identifier includes a forwarding action rule FAR identifier, and a quality of service execution rule QER identifier And using the reporting rule URR identifier, the FAR identifier is used to indicate that the user plane node performs a forwarding action rule FAR, where the QER identifier is used to indicate that the user plane node performs a quality of service execution rule QER, where the URR identifier is used to indicate the picture node Execute the use of the reporting rule URR.
  • the FAR identifier list in the first detection rule includes a first forwarding action rule FAR1 identifier, where the FAR1 identifier is used to indicate that the user plane node sends a data packet to the first node;
  • the processing module 320 is specifically configured to: process the data packet according to the order of PDR, QER, and FAR1; or
  • the data packet is processed in the order of PDR, QER, URR, and FAR1.
  • the forwarding action rule identifier list in the first detection rule includes a second forwarding action rule identifier, where the second forwarding action rule identifier is used to instruct the user plane node to send a data packet to the second node.
  • the processing module 320 is configured to: process the data packet according to the second forwarding action rule, the other execution rule, and the first forwarding action rule; the other execution rule includes the execution rule in the first detection rule.
  • the processing module 320 is configured to: the user plane node processes the data packet according to the second forwarding action rule, other execution rules, and the first forwarding action rule; or the user plane node follows other execution rules.
  • the second forwarding action rule and the first forwarding action rule are processed in the order of the first forwarding action rule; wherein the other execution rule includes the second forwarding action rule and the detection rule corresponding to the execution rule identifier list in the first detection rule The execution rule outside the first forwarding action rule; wherein the second node is a local area network connected to the core network.
  • the transceiver module 310 is further configured to: receive a second detection rule sent by the control plane node, where the second detection rule is to add a second forwarding action rule FAR2 identifier in the FAR identifier list in the first detection rule. And modifying the detection rule after the sequence identification information, where the FAR2 identifier is used to indicate that the user plane node sends a data packet to the second node;
  • the processing module 320 is further configured to: process the data packet according to the second detection rule.
  • the processing module 320 is specifically configured to: process the data packet according to the order of PDR, FAR2, QER, and FAR1; or
  • the data packet is processed in the order of PDR, FAR2, QER, URR, and FAR1; wherein the second node is a lawful interception system.
  • the processing module 320 is specifically configured to: process the data packet according to the order of PDR, FAR2, QER, and FAR1; or
  • the data packet is processed in the order of PDR, QER, URR, FAR2, and FAR1;
  • the second node is a local area network connected to the core network.
  • the forwarding action rule identifier list in the first detection rule includes a third forwarding action rule identifier, where the third forwarding action rule identifier is used to instruct the user plane node to send a data packet to the third node.
  • the processing module 320 is configured to: process the data packet according to the second forwarding action rule, the third forwarding action rule, the other execution rule, and the first forwarding action rule; or follow the second forwarding action rule, The other execution rule, the third forwarding action rule, and the first forwarding action rule process the data packet; the other execution rule includes the execution rule corresponding to the execution rule identifier list in the first detection rule, except the third forwarding The action rule, the second forwarding action rule, and the execution rule outside the first forwarding action rule; wherein the second node is a lawful interception system, and the third node is a local area network connected to the core network.
  • the transceiver module 310 is further configured to: receive a third detection rule sent by the control plane node, where the third rule is to add a third forwarding action rule FAR3 identifier in the FAR identifier list in the second detection rule. After the sequence identification information is modified, the FAR3 identifier is used to indicate that the user plane node sends a data packet to the third node.
  • the processing module is further configured to: process the data packet according to the third detection rule.
  • the processing module 320 is specifically configured to: process the data packet according to the order of PDR, FAR2, FAR3, QER, and FAR1; or
  • the second node is a lawful interception system
  • the third node is a local area network connected to the core network.
  • the processing module 320 is specifically configured to: process the data packet according to the order of PDR, FAR3, FAR2, QER, and FAR1; or
  • the second node is a local area network connected to the core network, and the third node is a legal listening system.
  • the first node may be a user plane function entity, a control plane node corresponding to the user plane node, or a data network connected to the user plane node.
  • control plane node adds sequence identification information in the detection rule, and the sequence identification information indicates the execution order of the rules in the execution rule identifier list, so that the control plane node can flexibly adjust the user plane.
  • the execution order of the node data processing rules simplifies the processing logic of the user plane nodes and adapts to the subsequent business development requirements.
  • FIG. 11 is a schematic structural diagram of a control plane node 400 according to an embodiment of the present application.
  • the control plane node 400 includes a processor 401, a memory 402, and a communication interface 403.
  • control plane node 400 may further include a bus 404.
  • the communication interface 403, the processor 401, and the memory 402 can be connected to each other through a bus 404.
  • the bus 404 can be a Peripheral Component Interconnect (PCI) bus or an Extended Industry Standard Architecture (EISA). Bus, etc.
  • PCI Peripheral Component Interconnect
  • EISA Extended Industry Standard Architecture
  • the bus 404 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 11, but it does not mean that there is only one bus or one type of bus.
  • FIG. 12 is a schematic structural diagram of a user plane node 500 according to an embodiment of the present application.
  • the user plane node 500 includes a processor 501, a memory 502, and a communication interface 503.
  • the user plane node 500 may further include a bus 504.
  • the communication interface 503, the processor 501, and the memory 502 may be connected to each other through a bus 504; the bus 504 may be a peripheral component interconnection standard bus or an extended industry standard structure bus or the like.
  • the bus 504 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 12, but it does not mean that there is only one bus or one type of bus.
  • the processor may 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 Generic Array Logic (GAL), or any combination thereof.
  • the memory can be either volatile memory or non-volatile memory, or can include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
  • the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
  • the computer program product can include 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 (eg, coaxial cable, fiber optic, digital subscriber (DSL), or wireless (eg, infrared, wireless, microwave, etc.).
  • 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 disk), an optical medium (eg, a DVD), or a semiconductor medium (such as a solid state disk (SSD)).
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • Another The coupling or direct coupling or communication connection between the points shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be 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 of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a mobile hard disk, a read only memory, a random access memory, a magnetic disk, or an optical disk.

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Abstract

La présente invention concerne un procédé de traitement de données, un nœud de plan de commande, et un nœud de plan d'utilisateur. Le procédé comprend les étapes suivantes : un nœud de plan de commande génère une première règle de détection, la première règle de détection comprenant un identifiant de règle de détection, une liste d'identifiants de règles d'exécution et des informations d'identifiant de séquence, et les informations d'identifiant de séquence sont utilisées afin d'indiquer la séquence d'exécution de règles dans la liste d'identifiants de règles d'exécution ; et le nœud de plan de commande envoie la première règle de détection à un nœud de plan utilisateur, la première règle de détection étant utilisée par le nœud de plan utilisateur afin d'exécuter les règles dans la liste d'identifiants de règles d'exécution conformément à la séquence d'exécution indiquée par les informations d'identifiant de séquence. Le procédé de traitement de données dans les modes de réalisation de la présente invention peut permettre la réalisation selon laquelle un nœud de plan de commande ajuste de manière flexible la séquence d'exécution de règles de traitement de données d'un nœud de plan utilisateur, simplifie la logique de traitement du nœud de plan utilisateur, et est adapté à l'exigence de développement de service ultérieure.
PCT/CN2017/072724 2017-01-26 2017-01-26 Procédé de traitement de données, nœud de plan de commande, et nœud de plan utilisateur WO2018137232A1 (fr)

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CN111866759B (zh) * 2019-04-30 2022-04-12 华为技术有限公司 群组通信方法及装置
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CN114579215A (zh) * 2022-03-07 2022-06-03 首约科技(北京)有限公司 一种程序执行逻辑和顺序的自动控制方法
WO2023221452A1 (fr) * 2022-05-17 2023-11-23 阿里云计算有限公司 Système et procédé de traitement de paquets, dispositif et support de stockage

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