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WO2013178178A2 - Dispositif et procédé de libération de ressources - Google Patents

Dispositif et procédé de libération de ressources Download PDF

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Publication number
WO2013178178A2
WO2013178178A2 PCT/CN2013/080344 CN2013080344W WO2013178178A2 WO 2013178178 A2 WO2013178178 A2 WO 2013178178A2 CN 2013080344 W CN2013080344 W CN 2013080344W WO 2013178178 A2 WO2013178178 A2 WO 2013178178A2
Authority
WO
WIPO (PCT)
Prior art keywords
bng
resource release
twag
request message
network resource
Prior art date
Application number
PCT/CN2013/080344
Other languages
English (en)
Chinese (zh)
Other versions
WO2013178178A3 (fr
Inventor
涂杨巍
詹亚军
朱春晖
王霞
刘国燕
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2013178178A2 publication Critical patent/WO2013178178A2/fr
Publication of WO2013178178A3 publication Critical patent/WO2013178178A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/30—Connection release
    • H04W76/32—Release of transport tunnels

Definitions

  • the present invention relates to the field of communications, and in particular to a resource release method and apparatus.
  • EPS Evolved Packet System
  • 3GPP 3rd Generation Partnership Project
  • E-UTRAN Evolved Universal Terrestrial Radio Access Network
  • MME Mobility Management Entity
  • S-GW Serving Gateway
  • PDN GW Packet Data Network Gateway
  • HSS Home Subscriber Server
  • the EPS supports interworking with a non-3GPP system, wherein interworking with a non-3GPP system is implemented through an S2a/b/c interface.
  • the PDN GW acts as an anchor between the 3GPP and the non-3GPP system.
  • non-3GPP system access is divided into untrusted non-3GPP access and trusted non-3GPP access; wherein untrusted non-3GPP access requires evolved packet data gateway (Evolved Packet Data Gateway)
  • ePDG is connected to the PDN GW.
  • the interface between the ePDG and the PDN GW is S2b.
  • the trusted non-3GPP access can be directly connected to the PDN GW through the S2a interface.
  • the S2a interface uses the PMIP protocol to exchange information.
  • the S2c interface provides User plane-related control and mobility support between User Equipment (UE) and PDN GW.
  • the supported mobility management protocol is Mobile IPv6 Support for Dual Stack Hosts and Routers, abbreviated as DSMIPv6), can be used for untrusted non-3GPP and trusted non-3GPP access.
  • Wireless Local Area Network (WLAN) can be used as a non-3GPP system to access the Evolved Packet Core (EPC). This involves the interconnection and interworking of fixed-line mobile convergence that many operators pay attention to. problem.
  • EPC Evolved Packet Core
  • the main topic is to study WLAN as a trusted non-3GPP IP access network (TNAN).
  • TNAN trusted non-3GPP IP access network
  • the UE accesses the interconnection and interworking problem of the EPC through the S2a interface.
  • the Universal Mobile Telecommunications System (UMTS) also supports interworking with non-3GPP systems; the difference is that the Serving General Packet Radio Service Support Node (Serving General Packet Radio Service Support Node, The SGSN is used instead of the MME and the S-GW, and the Gateway General Packet Radio Service Supporting Node (GGSN) is used instead of the P-GW.
  • GGSN Gateway General Packet Radio Service Supporting Node
  • the Access Controller (AC)/Broadband Network Gateway (BNG) may be associated with the Trusted WLAN Access Gateway (TWAG). It is also possible to set up deployment.
  • FIG. 2 is a schematic diagram of a network structure in which AC/BNG and TWAG are separately set according to the related art. As shown in FIG. 2, the network architecture of AC/BNG and TWAG is that the terminal is connected to the AC/BNG through the access point, and then passes through the TWAG.
  • TWAG Authentication Authorization
  • AAA Authentication Authorization
  • AC/BNG and TWAG are each responsible for the release of their network resources. When AC/BNG and TWAG are combined, they can be triggered uniformly through the network side, but when AC/BNG and TWAG are separated, The network side can only trigger the release of resources of the TWAG.
  • the network resource release on the AC/BNG can only be completed by the timer timeout, which increases the invalid occupation of network resources.
  • a resource release method including: TWAG determines that network resource release needs to be performed; and the TWAG sends a request message to an AC/BNG, where the request message is used to notify the AC/BNG to perform a network. Resource release.
  • the method further includes: the TWAG receiving a response message from the AC/BNG, where the response message is used to indicate the network resource of the AC/BNG
  • the release operation is complete.
  • the TWAG determines that the network resource release is required to be included: the TWAG receives the detach request from the PDNGW/GGSN; or the TWAG receives the terminal deregistration request from the HSS/AAA.
  • the method before the TWAG sends the request message to the AC/BNG, the method further includes: the TWAG performing a network resource release operation.
  • the request message/response message is one of the following: a CoA message, a DM, an AS instruction.
  • a resource release method including: an AC/BNG receiving a request message from a TWAG, where the request message is used to notify the AC/BNG to perform network resource release; /BNG performs a network resource release operation according to the request message.
  • the method further includes: the AC/BNG sending a response message to the TWAG, where the response message is used to indicate the AC/ The network resource release operation of the BNG is completed.
  • the request message/response message is one of the following: a CoA message, a DM, an AS instruction.
  • a resource release apparatus located in the TWAG, and includes: a determining module, configured to determine that network resource release needs to be performed; and a first sending module, configured to send a request message to the AC/BNG, where The request message is used to notify the AC/BNG to perform network resource release.
  • the device further includes: a first receiving module, configured to receive a response message from the AC/BNG, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed.
  • the determining module comprises: a receiving unit configured to receive a detach request from the PDNGW/GGSN; or, configured to receive a terminal deregistration request from the HSS/AAA.
  • the device further includes: a first processing module, configured to perform a network resource release operation.
  • a resource release apparatus is provided, located in the AC/BNG, including: a second receiving module, configured to receive a request message from the TWAG, where the request message is used to notify the The AC/BNG performs network resource release.
  • the second processing module is configured to perform a network resource release operation according to the request message.
  • the device further includes: a second sending module, configured to send a response message to the TWAG, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed.
  • the TWAG is used to determine the release of the network resource by using the TWAG.
  • the TWAG sends a request message to the AC/BNG, which is used to notify the AC/BNG of the release of the network resource, and solves the resource release mode of the AC/BNG in the related art.
  • the problem of invalid use of network resources has increased the efficiency of using network resources.
  • FIG. 1 is a schematic diagram of a network structure in which a 3GPP network and a non-3GPP network are interworking according to the related art
  • FIG. 2 is a schematic diagram of a network structure in which AC/BNG and TWAG are separately arranged according to the related art
  • FIG. 3 is a schematic diagram of a network according to the present invention.
  • FIG. 4 is a block diagram showing a structure of a resource release device according to an embodiment of the present invention
  • FIG. 5 is a block diagram showing a preferred structure of a resource release device according to an embodiment of the present invention
  • FIG. 7 is a block diagram of a preferred structure of a resource release apparatus according to an embodiment of the present invention
  • FIG. 8 is a flowchart of another resource release method according to an embodiment of the present invention
  • FIG. 10 is a block diagram showing a preferred structure of a resource release device according to an embodiment of the present invention
  • FIG. 11 is a block diagram showing a method for detaching a terminal according to an embodiment of the present invention
  • Flowchart 1 is a block diagram showing a method for detaching a terminal according to an embodiment of the present invention
  • FIG. 11 is a block diagram showing a method for detaching a terminal according to an embodiment of the present invention.
  • FIG. 12 is a flowchart 2 of a method for detaching a terminal according to Embodiment 2 of the present invention.
  • BEST MODE FOR CARRYING OUT THE INVENTION the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.
  • FIG. 3 is a flowchart of a resource release method according to an embodiment of the present invention. As shown in FIG. 3, the method includes the following steps: Step S302: TWAG determines that network resources need to be performed.
  • the SGW sends a request message to the AC/BNG, and the request message is used to notify the AC/BNG to perform network resource release.
  • the TWAG notifies the AC/BNG to release the network resources when the network resource is released, so that the AC/BNG knows the time for releasing the network resources in time, compared with the time in the related art.
  • the device is timed out to release the network resources, the network resources can be released in a timely manner, and the time taken for the invalid use of the network resources is eliminated, and the problem of invalid use of the network resources caused by the AC/BNG resource release mode in the related art is solved. The efficiency of the use of network resources.
  • the TWAG can determine that the network resource release needs to be performed if the following occurs: Case 1: The TWAG receives the detach request from the PDN-GW/GGSN; Case 2: The TWAG receives the terminal from the HSS/AAA. Registration request. This method is easy to operate and achievable. After the TWAG sends the request message to the AC/BNG, the TWAG may directly perform subsequent processing, for example, sending a response message to the source PDN-GW/GGSN of the detach request, or sending a response message to the source HSS/AAA of the deregistration request. .
  • the TWAG may also wait to receive a response message from the AC/BNG, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed.
  • the TWAG performs the above-mentioned subsequent processing to ensure the stability of the AC/BNG network resource release operation and improve the system reliability.
  • the TWAG may perform a network resource release operation before sending the foregoing request message to the AC/BNG. In this way, the TWAG local network resource release operation process is paralleled with the process of sending the above request message to the AC/BNG, thereby improving system efficiency.
  • the TWAG may also perform a network resource release operation according to the request message when the above request message is sent to the AC/BNG.
  • the request message or the response message may be a CoA (Change-of-Authorization)/DM (Disconnect Message) message, or an AS (Abort-Session) command (instruction), etc. .
  • the foregoing message actually includes a request message and a response message, that is, the CoA includes a CoA-Request/CoA-Response, the DM includes a Disconnect-Request/Disconnect-Response, and the AS includes an ASR (Abort-Session-Request, a terminal session request)/ASA.
  • FIG. 4 is a structural block diagram of a resource release apparatus according to an embodiment of the present invention. As shown in FIG.
  • the apparatus includes: a determining module 42 and a first sending module 44.
  • the determining module 42 is configured to determine that network resource release is required.
  • the first sending module 44 is connected to the determining module 42 and configured to send a request message to the AC/BNG, where the request message is used to notify the AC/BNG to perform network resource release.
  • the TWAG in the case that the determining module 42 determines that it needs to release the network resources, the first sending module 44 notifies the AC/BNG to release the network resources, so that the AC/BNG knows the time for releasing the network resources in time.
  • FIG. 5 is a block diagram of a preferred structure of a resource release apparatus according to an embodiment of the present invention. As shown in FIG. 5, the apparatus may further include: a first receiving module 52 connected to the first sending module 44, configured to receive from the AC/ The response message of the BNG, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed.
  • FIG. 6 is a block diagram showing a preferred structure of the determining module 42 according to an embodiment of the present invention. As shown in FIG. 6, the determining module is shown in FIG.
  • FIG. 7 is a block diagram of a preferred structure of a resource release apparatus according to an embodiment of the present invention. As shown in FIG. 7, the apparatus may further include: a first processing module 72 connected to the determining module 42 and configured to perform a network resource release operation. In this embodiment, another resource release method is also provided.
  • FIG. 8 is a flowchart of another resource release method according to an embodiment of the present invention. As shown in FIG.
  • the method includes the following steps: Step S802, The AC/BNG receives the request message from the TWAG, where the request message is used to notify the AC/BNG to perform network resource release; Step S804, the AC/BNG performs a network resource release operation according to the request message.
  • the AC/BNG receives the request message that the TWAG notifies the AC/BNG to release the network resource, and performs the network resource release operation according to the request message, so that the AC/BNG knows the time for releasing the network resource in time.
  • the method of using the timer timeout to release the network resources can release the network resources in a timely manner, eliminating the time taken by the network resources to be invalid, and solving the network release method of the AC/BNG resources in the related art.
  • the problem of invalid use of resources has improved the efficiency of the use of network resources.
  • the response message may also be sent to the TWAG, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed. In this way, the TWAG can know that the AC/BNG has completed the network resource release operation and improves the system reliability.
  • the request message or the response message may be a CoA (Change-of-Authorization)/DM (Disconnect Message) message, or an AS (Abort-Session) command (instruction), etc. .
  • the foregoing message actually includes a request message and a response message, that is, the CoA includes a CoA-Request/CoA-Response, the DM includes a Disconnect-Request/Disconnect-Response, and the AS includes an ASR (Abort-Session-Request, a terminal session request)/ASA. (Abort-Session-Answer, terminal session response).
  • FIG. 9 is another resource release device according to an embodiment of the present invention.
  • the apparatus includes: a second receiving module 92 and a second processing module 94. Each module will be described in detail below.
  • the second receiving module 92 is configured to receive a request message from the TWAG, where the request message is used to notify the AC/BNG to perform network resource release.
  • the second processing module 94 is connected to the second receiving module 92, and is configured to be configured according to the The request message received by the receiving module 92 performs a network resource release operation.
  • the AC/BNG receives the TWAG notification through the second receiving module 92 through the above module.
  • the AC/BNG performs a network resource release request message, and performs a network resource release operation according to the request message by the second processing module 94, so that the AC/BNG knows the time for releasing the network resource in time, compared with the related art.
  • the timeout is used to release the network resources, the network resources can be released in a timely manner, and the time taken for the invalid use of the network resources is eliminated, and the problem that the resource release mode of the AC/BNG in the related art causes the invalid use of the network resources is solved, and the problem is improved.
  • FIG. 10 is a block diagram of a preferred structure of another resource release device. As shown in FIG.
  • the device may further include: a second sending module 102 connected to the second processing module 94 and configured to be TWAG Sending a response message, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed.
  • a second sending module 102 connected to the second processing module 94 and configured to be TWAG Sending a response message, where the response message is used to indicate that the network resource release operation of the AC/BNG is completed.
  • Step S1102 PDN-GW/GGSN A detach request is sent to the TWAG.
  • Step S1104 After receiving the detach request, the TWAG may release the network resource on the DMAG, and at the same time (or before, after) may send a disconnect request message to the AC/BNG.
  • Step S1106 After receiving the disconnection request message, the AC/BNG may trigger a resource release procedure of the access network on the terminal, the AP/RG, and the AC/BNG.
  • step S1108 the AC/BNG returns a disconnection response to the TWAG.
  • the disconnection message in step S1104 and in this step may be a CoA /DM message, or may be an ASR/AS A command.
  • Step S1110 after the TWAG receives the disconnection response and completes the release of the network resource,
  • FIG. 12 is a flowchart 2 of a method for detaching a terminal according to Embodiment 2 of the present invention.
  • the route optimization method according to the preferred embodiment includes the following steps: Step S1202: The HSS/AAA sends a terminal deregistration request to the TWAG to notify the access network to perform the detach process.
  • step S1204 the TWAG sends a delete session request to the PDN-GW/GGSN. This step does not depend on the trigger of step S1202 and can be performed independently.
  • the TWAG may send a disconnection request message to the AC/BNG while transmitting (or before and after) the delete session request.
  • step S1208 After receiving the disconnection request message, the AC/BNG may trigger a resource release procedure of the access network on the terminal, the AP/RG, and the AC/BNG.
  • step S1210 the AC/BNG returns a disconnection response to the TWAG.
  • the disconnection message in step S1206 and in this step may be a CoA/DM message or an ASR/ASA command.
  • step S1212 the PDN-GW/GGSN updates the PDN-GW address to the AAA/HSS.
  • the PCEF function on the PDN-GW/GGSN then initiates an IP-CAN session termination procedure to the PCRF.
  • This step can be performed independently after receiving step S1202, and does not need to wait for steps S1206 to S1210 to be completed.
  • Step S1214 the PDN-GW/GGSN sends a delete session response message to the TWAG.
  • Step S1216 if there is step S1202, the TWAG may return a terminal to the AAA/HSS to register the response.
  • software is also provided for performing the technical solutions described in the above embodiments and preferred embodiments.
  • a storage medium is also provided, the software being stored, including but not limited to an optical disk, a floppy disk, a hard disk, a rewritable memory, and the like.
  • the above modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps are fabricated as a single integrated circuit module.

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

Abstract

L'invention concerne un procédé et un dispositif de libération de ressources. Le procédé comprend les étapes suivantes: un TWAG détermine que la libération de ressources de réseau doit être effectuée; et le TWAG envoie à un AC/BNG un message de demande qui est utilisé pour ordonner à l'AC/BNG d'effectuer une libération de ressources de réseau. Le procédé de l'invention permet de résoudre le problème d'occupation invalide d'une ressource de réseau due au mode de libération de ressources par un SAC/BNG de l'art connexe, et augmente l'efficacité d'utilisation de la ressource de réseau.
PCT/CN2013/080344 2012-08-23 2013-07-29 Dispositif et procédé de libération de ressources WO2013178178A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210302709.8A CN103634941B (zh) 2012-08-23 2012-08-23 资源释放方法及装置
CN201210302709.8 2012-08-23

Publications (2)

Publication Number Publication Date
WO2013178178A2 true WO2013178178A2 (fr) 2013-12-05
WO2013178178A3 WO2013178178A3 (fr) 2014-01-23

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WO (1) WO2013178178A2 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107006057B (zh) * 2014-12-17 2020-12-11 瑞典爱立信有限公司 控制无线局域网接入
US10448443B2 (en) 2016-03-09 2019-10-15 Qualcomm Incorporated Efficient transition between a trusted WLAN and a WWAN
CN108770076B (zh) * 2018-05-23 2020-07-07 新华三技术有限公司 网络管理方法和装置
CN112118331B (zh) * 2020-09-22 2023-01-10 贵州电网有限责任公司 网络资源释放采集方法、装置、系统和电子设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1747589A (zh) * 2004-09-10 2006-03-15 上海贝尔阿尔卡特股份有限公司 多媒体广播多播业务的去激活方法及有关设备
US20070129079A1 (en) * 2005-12-07 2007-06-07 Nokia Corporation Method for the allocation and release of channels in a mobile communication system
CN101094441A (zh) * 2006-08-21 2007-12-26 中兴通讯股份有限公司 一种分组域网关支持节点错误的处理方法
CN101272318A (zh) * 2007-03-20 2008-09-24 中兴通讯股份有限公司 一种跟踪区更新或切换过程中避免资源被错误释放的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102316602B (zh) * 2010-07-09 2016-04-13 中兴通讯股份有限公司 一种用户设备接入移动网络的系统、设备及方法
CN102378267B (zh) * 2010-08-09 2016-03-30 中兴通讯股份有限公司 在固网移动网络融合场景下实现资源控制的方法和系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1747589A (zh) * 2004-09-10 2006-03-15 上海贝尔阿尔卡特股份有限公司 多媒体广播多播业务的去激活方法及有关设备
US20070129079A1 (en) * 2005-12-07 2007-06-07 Nokia Corporation Method for the allocation and release of channels in a mobile communication system
CN101094441A (zh) * 2006-08-21 2007-12-26 中兴通讯股份有限公司 一种分组域网关支持节点错误的处理方法
CN101272318A (zh) * 2007-03-20 2008-09-24 中兴通讯股份有限公司 一种跟踪区更新或切换过程中避免资源被错误释放的方法

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WO2013178178A3 (fr) 2014-01-23
CN103634941B (zh) 2018-04-10

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