CN106792613A - Binding session method and system - Google Patents
Binding session method and system Download PDFInfo
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- CN106792613A CN106792613A CN201510829056.2A CN201510829056A CN106792613A CN 106792613 A CN106792613 A CN 106792613A CN 201510829056 A CN201510829056 A CN 201510829056A CN 106792613 A CN106792613 A CN 106792613A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/24—Accounting or billing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
- H04L12/1403—Architecture for metering, charging or billing
- H04L12/1407—Policy-and-charging control [PCC] architecture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/08—Mobility data transfer
- H04W8/082—Mobility data transfer for traffic bypassing of mobility servers, e.g. location registers, home PLMNs or home agents
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/08—Mobility data transfer
- H04W8/10—Mobility data transfer between location register and external networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/08—Mobility data transfer
- H04W8/12—Mobility data transfer between location registers or mobility servers
Abstract
The present invention proposes a kind of binding session method and system, is related to intelligent pipeline field.Wherein, binding session method of the invention includes：Ability open platform generates Rx conversation messages and is sent to DRA after the request of AF session establishments is obtained according to the request of AF session establishments；User public network IP address of the DRA in Rx conversation messages determines that PCEF is identified, the ownership PCRF marks of user are determined according to user private network IP address and PCEF marks, according to ownership PCRF marks, Rx conversation messages are roamed into user ascription area DRA, and ownership PCRF is transmitted to, to complete binding session.By such method, DRA can determine ownership PCEF marks according to user's public network IP address, and the ownership PCRF marks of user are determined further according to user private network IP address and PCEF marks, so as to Rx conversation messages are sent into ownership PCRF, realize binding session.
Description
Technical field
The present invention relates to intelligent pipeline field, particularly a kind of binding session method and system.
Background technology
Intelligent pipeline ability is opened under LBO (Local Breakout, local break-out) scene,
Problems with need to be solved：
Problem 1：Routing addressing, OTT (Over The Top) applications are to intelligent pipeline ability
In the request message that open platform sends, the private network IP address (core net of user is typically comprised only
Distribution) and public network IP address (NAT (Network Address Translation, network ground
Change location) scene) information, core-network side can only be addressed to visit according to user's public network IP address
Save, it is impossible to solve Rx message and should route to user attaching to save PCRF (Policy and Charging
Rules Function, Policy and Charging Rules Function) problem.
Problem 2：Binding session, accesses many in LTE (Long Term Evolution) user
When APN (Access Point Name, access point), there are different APN has phase
With private network IP address section address pool scene, and difference APN can on different PCEF,
Therefore the PCRF that user attaching is saved only cannot complete Rx/Gx according to user private network IP address information
Binding session.
The content of the invention
It is an object of the present invention to propose a kind of service PCRF for finding user attaching
Scheme.
According to an aspect of the present invention, a kind of binding session method is proposed, including：Ability is opened
It is laid flat platform and is obtaining AF (Application Function, application function) from application server
After session establishment request, Rx conversation messages are generated according to the request of AF session establishments and is sent to
DRA (Diameter Routing Agent, route agent's node), wraps in Rx conversation messages
Include user's public network IP address and the generation of user private network IP address；DRA is according to Rx conversation messages
In user's public network IP address determine PCEF (Policy and Charging Enforcement
Function, strategy and charge execution function unit) mark；DRA is according to user private network IP
Address and PCEF marks determine the ownership PCRF marks of user；DRA is according to ownership PCRF
Mark modification Rx conversation messages, user ascription area DRA is roamed into by Rx conversation messages, and
Ownership PCRF is transmitted to, to complete binding session.
Further, user public network IP address of the DRA in Rx conversation messages, is based on
The PCEF marks and the corresponding relation in public network IP address domain of storage, determine that PCEF is identified.
Further, DRA is identified according to user private network IP address and PCEF, based on storage
User private network IP address and PCEF marks associated data and user ownership PCRF
Corresponding relation, determines the PCRF marks of user.
Further, DRA obtains the ownership place that PCRF is judged after PCRF is identified；If
PCRF marks are located locally, then be transmitted directly to for amended Rx conversation messages right by DRA
The ownership PCRF for answering；If PCRF marks are not located locally, Rx conversation messages are overflow in execution
The step of swimming over to user ascription area DRA.
Further, also include：When nonlocal user roams into local, DRA is according to IP-CAN
(IP-Connectivity Access Network, IP connections access network) session generation user
The mapping table of private network IP address, ownership PCRF marks and PCEF marks.
Further, mapping table is specifically included：[(ID, user private network IP address),
PDN (Public Data Network, public data network) is identified, PCRF marks, PCEF
Mark].
By such method, user's public network IP that DRA can be in Rx conversation messages
Address determines ownership PCEF marks, true further according to user private network IP address and PCEF marks
Determine the ownership PCRF marks of user, so as to Rx conversation messages are sent into ownership PCRF,
Realize binding session.
According to another aspect of the present invention, a kind of binding session system is proposed, including：Ability
Open platform, for after the request of application function AF session establishments is obtained from application server,
Rx conversation messages are generated according to the request of AF session establishments and DRA is sent to, Rx conversation messages
Include user's public network IP address and the generation of user private network IP address；Route agent node DRA,
Determine that PCEF is identified for the user's public network IP address in Rx conversation messages；According to
Family private network IP address and PCEF marks determine the ownership PCRF marks of user；According to ownership
PCRF mark modification Rx conversation messages, user ascription area DRA is roamed into by Rx conversation messages,
To be transmitted to ownership PCRF, binding session is completed.
Further, user public network IP address of the DRA in Rx conversation messages, is based on
The PCEF marks and the corresponding relation in public network IP address domain of storage, determine that PCEF is identified.
Further, DRA is identified according to user private network IP address and PCEF, based on storage
User private network IP address and PCEF marks associated data and user ownership PCRF
Corresponding relation, determines the PCRF marks of user.
Further, DRA is additionally operable to obtain the ownership place for judging PCRF after PCRF is identified；
If PCRF marks are located locally, be transmitted directly to for amended Rx conversation messages by DRA
Corresponding ownership PCRF；If PCRF marks are not located locally, perform Rx conversation messages
The step of roaming into user ascription area DRA.
Further, DRA is additionally operable to：When nonlocal user roams into local, connected according to IP
Connect access network IP-CAN sessions generation user private network IP address, ownership PCRF marks and
The mapping table of PCEF marks.
Further, mapping table is specifically included：[(ID, user private network IP address),
PDN is identified, PCRF marks, PCEF marks].
In such system, user's public network IP ground that DRA can be in Rx conversation messages
Location determines ownership PCEF marks, determines further according to user private network IP address and PCEF marks
The ownership PCRF marks of user, so as to Rx conversation messages are sent into ownership PCRF, in fact
Existing binding session.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the application
A part, schematic description and description of the invention is used to explain the present invention, not structure
Into inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of one embodiment of binding session method of the invention.
Fig. 2 is the flow chart of another embodiment of binding session method of the invention.
Fig. 3 is the signaling interaction diagram of another embodiment of binding session method of the invention.
Fig. 4 is the schematic diagram of one embodiment of binding session system of the invention.
Fig. 5 is the network architecture diagram of another embodiment of binding session system of the invention.
Specific embodiment
Below by drawings and Examples, technical scheme is done and is further retouched in detail
State.
The flow chart of one embodiment of binding session method of the invention is as shown in Figure 1.
In a step 101, ability open platform obtains application function AF meetings from application server
Words set up request.Can include that user's public network IP address and user are private in the request of AF session establishments
Net IP address information.
In a step 102, ability open platform is according to the request generation Rx meetings of AF session establishments
Words information and sending is to DRA.Rx conversation messages include that user's public network IP address and user are private
Net IP address.
In step 103, user public network IP address of the DRA in Rx conversation messages is true
Determine PCEF marks.The corresponding IP address domain of user's public network IP address has corresponding with PCEF
Relation, can search corresponding IP address domain, so that it is determined that right according to user's public network IP address
Answer PCEF.
At step 104, DRA is identified according to user private network IP address and PCEF, is based on
User private network IP address and PCEF marks and the related information of PCRF marks, determine user
Ownership PCRF mark.
In step 105, DRA, will according to ownership PCRF mark modification Rx conversation messages
Rx conversation messages roam into user ascription area DRA, and are transmitted to ownership PCRF, so as to complete
Into binding session.
By such method, user's public network IP that DRA can be in Rx conversation messages
Address determines ownership PCEF marks, true further according to user private network IP address and PCEF marks
Determine the ownership PCRF marks of user, so as to Rx conversation messages are sent into ownership PCRF,
Realize binding session.
In one embodiment, DRA is identified according to user private network IP address and PCEF, base
In the associated data and the ownership of user of user private network IP address and the PCEF mark of storage
The corresponding relation of PCRF, determines the PCRF marks of user.Due to accessing many APN in LTE
In the case of, there are different APN has the address pool scene of identical private network IP address section, and
Different APN can on different PCEF, therefore, by user private network IP address and PCEF
Mark is combined and can determine unique PCRF.
The flow chart of another embodiment of binding session method of the invention is as shown in Figure 2.
In step 201, ability open platform obtains application function AF meetings from application server
Words set up request.Can include that user's public network IP address and user are private in the request of AF session establishments
Net IP address information.
In step 202., ability open platform is according to the request generation Rx meetings of AF session establishments
Words information and sending is to DRA.Rx conversation messages include that user's public network IP address and user are private
Net IP address.
In step 203, user public network IP address of the DRA in Rx conversation messages is true
Determine PCEF marks.The corresponding IP address domain of user's public network IP address has corresponding with PCEF
Relation, can search corresponding IP address domain, so that it is determined that right according to user's public network IP address
Answer PCEF.
In step 204, DRA is identified according to user private network IP address and PCEF, is based on
User private network IP address and PCEF marks and the related information of PCRF marks, determine user
Ownership PCRF mark.
In step 205, DRA judges whether PCRF is located locally.If PCRF is located at
Locally, then explanation user is to belong to local user, performs step 206；If PCRF is not
It is located locally, then illustrates that user is strange land user, performs step 207.
In step 206, DRA will according to the user attaching PCRF marks modification for finding
Rx conversation messages, ownership PCRF is transmitted to by Rx conversation messages, completes what PCRF was searched
Flow, no longer performs other steps in Fig. 2.
In step 207, DRA, will according to ownership PCRF mark modification Rx conversation messages
Rx conversation messages roam into user ascription area DRA, and are transmitted to ownership PCRF, so as to complete
Into binding session.
By such method, DRA can interpolate that whether user is local user, so that root
Rx message is transmitted to ownership PCRF according to the ownership place of user, to realize binding session.
Signaling interaction diagram such as Fig. 3 institutes of another embodiment of binding session method of the invention
Show.
In 301, by visited place BBERF (Bearing Binding and Event
Report Function, bearing binding and event reporting function) node and user attaching PCRF
Interactive controlling between node sets up session.
In 302, user is connected with visited place PCEF, in PCEF and ownership place PCRF
Between set up IP-CAN sessions.DRA preserves the ownership PCRF identification informations of user, while
Storage user private network IP address and PCEF identification informations.
In 303, after application server receives the request of user terminal, the public network of terminal is obtained
IP address and private network IP address, and acquisition capability open platform address.
In 304, application server is based on HTTP (HyperText Transfer Protocol
HTTP) POST request, public network IP address and private network IP address will be included
The request of AF session establishments is sent to ability and opens gateway.
In 305, ability opens gateway and is based on Diameter, and being sent to DRA includes
The Rx message of user's public network, private network IP address information.
DRA determines IP address domain according to user's public network IP address information, and then determines
PCEF is identified, and the value of the IP-Domain-id AVP fields in Rx conversation messages is replaced
It is the value of PCEF marks；According to [user private network IP address+PCEF marks] information, really
Fixed corresponding PCRF marks, the Destination-Host AVP of filling to Rx conversation messages
Field.Amended Rx conversation messages are routed to the DRA of ownership place.The DRA of ownership place
The Rx conversation messages are forwarded to the ownership PCRF for preserving binding session information.
In 306, ownership PCRF is based on Diameter and returns to response message, completes
Rx and Gx binding sessions.
In 307, DRA returns to HTTP 201CREATED states to application server
Code is used as response.
By such method, when user roams into strange land, can when session is set up, by
DRA stores ownership PCRF, private network IP address and the PCEF information of user, so as to answer
When opening gateway issuing message with server handling capacity, user attaching PCRF marks can be obtained
Know, to realize binding session.
In one embodiment, when nonlocal user roams into local, DRA is according to IP-CAN
Session, can generate user private network IP address, ownership PCRF marks and PCEF marks
Mapping table is simultaneously stored.In one embodiment, mapping table can include that [(user marks
Know, user private network IP address), PDN marks, PCRF marks, PCEF marks].Pass through
Such method, DRA can store user private network IP address, ownership PCRF mark and
The corresponding relation of PCEF marks such that it is able to public network IP address and private network IP according to user
Address determines user attaching PCRF, to complete binding session.
In one embodiment, when user is normal offline, the user that DRA will be preserved is related
Information deletion.Such method ensure that DRA possesses enough memory spaces, and can
Ensure that the message of DRA storages upgrades in time, do not clash, improve the stabilization of this method
Property.
The schematic diagram of one embodiment of binding session system of the invention is as shown in Figure 4.Wherein,
Ability open platform 401 can receive the AF session establishments request from application server, root
Rx conversation messages are generated according to the request of AF session establishments and be sent to DRA.AF session establishments please
Asking includes user's public network IP address information and private network IP address information, ability open platform 401
Also include that user's public network IP address information and private network IP address are believed in the Rx conversation messages of generation
Breath.DRA402 can be in Rx conversation messages user's public network IP address determine PCEF
Mark；The ownership strategy and meter of user are determined according to user private network IP address and PCEF marks
Take rule functional unit PCRF marks；According to ownership PCRF mark modification Rx conversation messages,
Rx conversation messages are roamed into user ascription area DRA, PCRF is belonged to be transmitted to, it is complete
Into binding session.
In such system, user's public network IP ground that DRA can be in Rx conversation messages
Location determines ownership PCEF marks, determines further according to user private network IP address and PCEF marks
The ownership PCRF marks of user, so as to Rx conversation messages are sent into ownership PCRF, in fact
Existing binding session.
In one embodiment, DRA is configured with public network IP address domain pass corresponding with PCEF
System.Public network IP address domains of the DRA according to residing for public network IP address, and then determine corresponding
PCEF is identified.Such system can determine what it was connected according to user's public network IP address
PCEF, to determine corresponding PCRF according to its private network IP address and PCEF, so that real
Existing binding session,
In one embodiment, DRA is identified according to user private network IP address and PCEF, base
In the associated data and the ownership of user of user private network IP address and the PCEF mark of storage
The corresponding relation of PCRF, determines the PCRF marks of user.Due to accessing many APN in LTE
In the case of, there are different APN has the address pool scene of identical private network IP address section, and
Different APN can on different PCEF, therefore, by user private network IP address and PCEF
Mark is combined and can determine unique PCRF.
In one embodiment, DRA can also judge PCRF according to the PCRF marks for determining
Ownership place.If PCRF is located locally, user is local user, and DRA will be amended
Rx conversation messages are sent directly to corresponding ownership PCRF；If PCRF is located at strange land, use
Family is roaming service customer, and amended Rx conversation messages are roamed into user ascription area by DRA
DRA, then corresponding PCRF is transmitted to by the DRA of ownership place.
In such system, when user roams into strange land, strange land DRA can be obtained successfully
User attaching PCRF, and Rx message is transmitted to corresponding PCRF, so as to realize session
Binding.
In one embodiment, when nonlocal user roams into local, local DRA according to
IP-CAN sessions can generate user private network IP address, ownership PCRF marks and PCEF marks
The mapping table of knowledge is simultaneously stored.In one embodiment, mapping table can include [(using
Family identifies, user private network IP address), PDN marks, PCRF marks, PCEF marks].
In such system, DRA can store user private network IP address, ownership PCRF mark and
The corresponding relation of PCEF marks such that it is able to public network IP address and private network IP according to user
Address determines user attaching PCRF, to complete binding session.
The network architecture diagram of one embodiment of binding session system of the invention is as shown in Figure 5.
Province 2 is belonged to, the user for roaming into province 1 is connected by base station with PCEF1, user's
Ownership PCRF is PCRF4.After user's roaming accesses LTE network, the Gx of initial attachment
Message is according to user profile (such as MDN (Mobile Directory Number, mobile subscriber
Directory number)/IMSI (International Mobile Subscriber Identification
Number, international mobile subscriber identity)) roam to ownership PCRF4.DRA is initial
The PCRF4 marks of Original-Host AVP are preserved in response CCA message, while storage
The binding information such as user private network IP address and PCEF1 marks.Called when user accesses APP
During intelligent pipeline ability, application server obtains the public/private net IP address of user, and to ability
Open platform issues the request of AF session establishments.The generation of ability open platform contains the public/private net of user
The Rx conversation messages of IP address information are sent to DRA signaling networks.It is public that DRA1 is configured with user
The relation that net IP address is identified with PCEF, by IP-Domain-id AVP in Rx message
Value replaces with the value of PCEF1 marks in DRA binding informations, while basis【User is private
Net IP address+PCEF is identified】Information obtains PCRF marks from DRA binding messages,
Fill to Destination-Host AVP fields.DRA signaling networks are according to Destination-Host
Rx conversation messages are roamed to user attaching and saved by AVP, are found and are preserved binding session information
PCRF4.PCRF4 according to【User private network IP address+IP-Domain-id】Information is completed
The binding session of Rx and Gx.
By such system, based on existing agreement and message, DRA can store user
The corresponding relation of private network IP address, ownership PCRF marks and PCEF marks such that it is able to
Public network IP address and private network IP address according to user determine user attaching PCRF, so as to complete
Into binding session.
In one embodiment, when user is normal offline, the user that DRA will be preserved is related
Information deletion.Such system ensure that DRA possesses enough memory spaces, and can
Ensure that the message of DRA storages upgrades in time, do not clash, improve the stabilization of this method
Property.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention and
It is non-that it is limited；It is affiliated although being described in detail to the present invention with reference to preferred embodiment
The those of ordinary skill in field should be understood：Specific embodiment of the invention can still be entered
Row modification carries out equivalent to some technical characteristics；Without deviating from technical solution of the present invention
Spirit, it all should cover in the middle of claimed technical scheme scope of the invention.
Claims (12)
1. a kind of binding session method, it is characterised in that including：
Ability open platform is obtaining the request of application function AF session establishments from application server
Afterwards, Rx conversation messages are generated according to AF session establishments request and is sent to route agent's section
Point DRA, the Rx conversation messages include user's public network IP address and user private network IP ground
Location generates；
User public network IP address of the DRA in the Rx conversation messages determines strategy
And charge execution function unit PCEF marks；
The DRA determines user according to the user private network IP address and PCEF marks
Ownership Policy and Charging Rules Function PCRF mark；
The DRA, will be described according to ownership PCRF mark modification Rx conversation messages
Rx conversation messages roam into user ascription area DRA, and are transmitted to ownership PCRF, so as to complete
Into binding session.
2. method according to claim 1, it is characterised in that the DRA is according to institute
The user's public network IP address in Rx conversation messages is stated, PCEF marks and public network based on storage
The corresponding relation in IP address domain, determines that PCEF is identified.
3. method according to claim 1, it is characterised in that
The DRA is identified according to the user private network IP address and the PCEF, based on depositing
The associated data of user private network IP address and the PCEF mark of storage and the ownership of the user
The corresponding relation of PCRF, determines the PCRF marks of user.
4. method according to claim 1, it is characterised in that the DRA obtains institute
State the ownership place that the PCRF is judged after PCRF is identified；
If PCRF mark is located locally, the DRA is by amended Rx sessions
Message is transmitted directly to corresponding ownership PCRF；
If the PCRF marks are not located locally, execution roams into the Rx conversation messages
The step of user ascription area DRA.
5. method according to claim 1, it is characterised in that also include：
When nonlocal user roams into local, DRA connects access network IP-CAN according to IP
The correspondence pass of session generation user private network IP address, ownership PCRF marks and PCEF marks
It is table.
6. method according to claim 5, it is characterised in that the mapping table
Specifically include：[(ID, user private network IP address), public data network PDN mark,
PCRF is identified, PCEF marks].
7. a kind of binding session system, it is characterised in that including：
Ability open platform, for obtaining application function AF session establishments from application server
After request, Rx conversation messages are generated according to AF session establishments request and route generation is sent to
Reason node DRA, the Rx conversation messages include user's public network IP address and user private network
IP address is generated
Route agent node DRA, for the user's public network IP in the Rx conversation messages
Address determines strategy and charge execution function PCEF marks；According to user private network IP ground
Location and PCEF marks determine the ownership Policy and Charging Rules Function PCRF of user
Mark；According to ownership PCRF mark modification Rx conversation messages, the Rx sessions are disappeared
Breath roams into user ascription area DRA, to be transmitted to ownership PCRF, completes binding session.
8. system according to claim 7, it is characterised in that the DRA is according to institute
The user's public network IP address in Rx conversation messages is stated, PCEF marks and public network based on storage
The corresponding relation in IP address domain, determines that PCEF is identified.
9. system according to claim 7, it is characterised in that
The DRA is identified according to the user private network IP address and the PCEF, based on depositing
The associated data of user private network IP address and the PCEF mark of storage and the ownership of the user
The corresponding relation of PCRF, determines the PCRF marks of user.
10. system according to claim 7, it is characterised in that the DRA is also used
The ownership place of the PCRF is judged after the PCRF marks are obtained；
If PCRF mark is located locally, the DRA is by amended Rx sessions
Message is transmitted directly to corresponding ownership PCRF；
If the PCRF marks are not located locally, execution roams into the Rx conversation messages
The step of user ascription area DRA.
11. systems according to claim 7, it is characterised in that the DRA is also used
In：
When nonlocal user roams into local, access network IP-CAN sessions are connected according to IP
The mapping table of generation user private network IP address, ownership PCRF marks and PCEF marks.
12. systems according to claim 11, it is characterised in that the corresponding relation
Table is specifically included：[(ID, user private network IP address), PDN marks, PCRF marks
Know, PCEF marks].
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| CN201510829056.2A CN106792613B (en) | 2015-11-25 | 2015-11-25 | Session binding method and system |
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| CN109309766A (en) * | 2017-07-28 | 2019-02-05 | 华为技术有限公司 | Addressing method and device |
| CN109429327A (en) * | 2017-07-12 | 2019-03-05 | 中国电信股份有限公司 | Binding session method and system for DRA equipment |
| CN110557846A (en) * | 2018-05-31 | 2019-12-10 | 华为技术有限公司 | data transmission method, terminal equipment and network equipment |
| CN111328035A (en) * | 2018-12-14 | 2020-06-23 | 中国移动通信集团北京有限公司 | Service processing method, device and readable medium |
| US10785622B1 (en) | 2019-04-05 | 2020-09-22 | At&T Intellectual Property I, L.P. | Policy node identifier for application services in a packet core network |
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| CN103731812A (en) * | 2012-10-15 | 2014-04-16 | 中国移动通信集团公司 | Session affinity method, device, gateways, service side access device and server |
| CN105101176A (en) * | 2014-05-05 | 2015-11-25 | 华为技术有限公司 | Session binding method, device and system in roaming scene |
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| CN109309766A (en) * | 2017-07-28 | 2019-02-05 | 华为技术有限公司 | Addressing method and device |
| CN109309766B (en) * | 2017-07-28 | 2020-07-14 | 华为技术有限公司 | Addressing method and device |
| CN110557846A (en) * | 2018-05-31 | 2019-12-10 | 华为技术有限公司 | data transmission method, terminal equipment and network equipment |
| US11431807B2 (en) | 2018-05-31 | 2022-08-30 | Huawei Technologies Co., Ltd. | Data transmission method, terminal device, and network device |
| CN111328035A (en) * | 2018-12-14 | 2020-06-23 | 中国移动通信集团北京有限公司 | Service processing method, device and readable medium |
| CN111328035B (en) * | 2018-12-14 | 2021-08-10 | 中国移动通信集团北京有限公司 | Service processing method, device and readable medium |
| US10785622B1 (en) | 2019-04-05 | 2020-09-22 | At&T Intellectual Property I, L.P. | Policy node identifier for application services in a packet core network |
| US11039291B2 (en) | 2019-04-05 | 2021-06-15 | At&T Intellectual Property I, L.P. | Policy node identifier for application services in a packet core network |
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