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WO2013123849A1 - Procédé de commande et d'admission de ressource, bng, et pdp - Google Patents

Procédé de commande et d'admission de ressource, bng, et pdp Download PDF

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Publication number
WO2013123849A1
WO2013123849A1 PCT/CN2013/071248 CN2013071248W WO2013123849A1 WO 2013123849 A1 WO2013123849 A1 WO 2013123849A1 CN 2013071248 W CN2013071248 W CN 2013071248W WO 2013123849 A1 WO2013123849 A1 WO 2013123849A1
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WO
WIPO (PCT)
Prior art keywords
user equipment
fixed network
mobile user
resource information
network resource
Prior art date
Application number
PCT/CN2013/071248
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English (en)
Chinese (zh)
Inventor
尤建洁
宗在峰
范亮
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 WO2013123849A1 publication Critical patent/WO2013123849A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]

Definitions

  • the present invention relates to the field of communications, and in particular, to a resource admission control method, a Broadband Network Gateway (BNG), and a Fixed Network Policy Server (PDP).
  • BNG Broadband Network Gateway
  • PDP Fixed Network Policy Server
  • the Residential Gateway as a centralized intelligent interface, connects the home network to the external network to provide connectivity, control and coordination for the home network.
  • the International Standards Organization Broadband Forum (BBF) is working on the standardization of Fixed Mobile Convergence (FMC), including the Third Generation Partnership Project (3GPP) User Equipment (UE).
  • FMC Fixed Mobile Convergence
  • 3GPP Third Generation Partnership Project
  • UE User Equipment
  • the RG accesses the network.
  • the RG acts as an 802. lx client to initiate access authentication to an AN (Access Node), and the AN acts as an 802. lx authenticator and a remote user dialing authentication system.
  • the (RADIUS) client initiates an authentication request to the AAA (Authentication Authorization Accounting, Authentication, Authorization, and Accounting Server).
  • AAA Authentication Authorization Accounting, Authentication, Authorization, and Accounting Server.
  • the RG is authenticated and works in routing mode, the device terminals in the home network can access the network through the RG without authentication. If the RG selects the bridging mode access for the UE, the UE itself needs to be authenticated to access the network.
  • the BBF network hopes to be aware of the existence of the 3GPP UE, that is, the 3GPP UE supports explicit access authentication on the BBF network. .
  • the embodiment of the invention provides a resource admission control method, a BNG and a PDP, to solve the mobile The problem of users consuming too much bandwidth resources of the fixed network.
  • An embodiment of the present invention provides a resource admission control method, where the method includes:
  • the network element After the user equipment is successfully authenticated, the network element obtains fixed network resource information that is allowed to be used by the mobile user equipment; the network element is a broadband network gateway (BNG) or a fixed network policy server (PDP);
  • BNG broadband network gateway
  • PDP fixed network policy server
  • the network element After receiving the request from the mobile user equipment of the physical link, the network element determines, according to the fixed network resource information, whether the physical network link where the mobile user equipment is located allows the fixed network resource used by the mobile user equipment to meet the The request, if satisfied, accepts the request.
  • the fixed network resource information includes one or more of a commitment rate, a peak rate, a time period, and a service type.
  • the acquiring, by the network element, the fixed network resource information that the physical link of the user equipment is allowed to use by the mobile user equipment after the user equipment is successfully authenticates includes: the BNG receiving the fixed network authentication
  • the fixed network server (AAA) transmits the fixed network resource information used by the mobile user equipment on the physical link where the fixed network user equipment is located after the fixed network user equipment passes the fixed network authentication;
  • the BNG Receiving, by the BNG, the fixed network resource information used by the mobile user equipment that is sent by the fixed network AAA after the mobile user equipment is authenticated by the fixed network, to allow the mobile user equipment to use; or the BNG querying the fixed network AAA Obtaining fixed network resource information that the fixed network user equipment or the mobile user equipment is located to allow the mobile user equipment to use.
  • the acquiring, by the network element, the fixed network resource information that the physical link of the user equipment is allowed to use by the mobile user equipment after the user equipment is successfully authenticated includes:
  • the PDP receives the fixed network resource information that the fixed network authentication and authorization accounting server (AAA) allows the mobile user equipment to use after the fixed network user equipment passes the fixed network authentication;
  • AAA fixed network authentication and authorization accounting server
  • the AAA obtains fixed network resource information that the fixed network user equipment or the mobile user equipment is located to allow the mobile user equipment to use.
  • the fixed network user equipment or the link where the mobile user equipment is located allows the fixed network resource information used by the mobile user equipment to be subscribed in the fixed network AAA.
  • the embodiment of the present invention further provides a broadband network gateway (BNG), where the BNG includes: an obtaining module, configured to: acquire a fixed network resource used by the mobile user equipment by the physical link where the user equipment is located after the user equipment is successfully authenticated.
  • BNG broadband network gateway
  • the admission control module is configured to: after receiving the request from the mobile user equipment of the physical link, determine, according to the fixed network resource information, whether the fixed network resource used by the mobile user equipment is allowed to be used by the mobile user equipment The request is satisfied, and if so, the request is accepted.
  • the fixed network resource information includes one or more of a commitment rate, a peak rate, a time period, and a service type.
  • the acquiring module is configured to:
  • the fixed network authentication and authorization accounting server receives the fixed network authentication and authorization accounting server (AAA), the fixed network resource information used by the mobile user equipment that is sent by the fixed network user equipment after the fixed network user equipment passes the fixed network authentication;
  • the embodiment of the present invention further provides a fixed network policy server (PDP), where the PDP includes: an obtaining module, configured to: obtain a fixed network that allows the mobile user equipment to be used by the physical link where the user equipment is located after the user equipment is successfully authenticated.
  • PDP fixed network policy server
  • the admission control module is configured to: after receiving the request from the mobile user equipment of the physical link, determine, according to the fixed network resource information, whether the fixed network resource used by the mobile user equipment is allowed to be used by the mobile user equipment The request is satisfied, and if so, the request is accepted.
  • the fixed network resource information includes one or more of a commitment rate, a peak rate, a time period, and a service type.
  • the acquiring module is configured to: Receiving a fixed network authentication and authorization accounting server (AAA), the fixed network resource information used by the mobile user equipment, where the physical link of the fixed network user equipment is sent after the fixed network user equipment passes the fixed network authentication;
  • AAA fixed network authentication and authorization accounting server
  • the resource admission control method, the BNG, and the PDP according to the obtained fixed network resource information that allows the mobile user to use, determine whether to access the mobile user equipment, and better solve the problem that the mobile user consumes the bandwidth resources of the fixed network excessively. Improve the business experience of fixed network users themselves.
  • Figure 1 is a schematic diagram of an access authentication scenario of an RG
  • 3 is a schematic diagram of an access authentication scenario of a 3GPP UE
  • Embodiment 1 of a resource admission control method of the present invention
  • Embodiment 6 is a signaling flowchart of Embodiment 2 of the RG access authentication according to the present invention.
  • Embodiment 7 is a signaling flowchart of Embodiment 2 of the resource admission control method of the present invention.
  • Figure 8 is a schematic structural view of an embodiment of a BNG of the present invention.
  • Fig. 9 is a schematic structural view of an embodiment of a PDP of the present invention. Preferred embodiment of the invention
  • An embodiment of the present invention provides a resource admission control method, where the method includes:
  • Step 1 After the user equipment is successfully authenticated, the network element obtains the physical link of the user equipment.
  • the fixed network resource information used by the mobile user equipment; the network element is a broadband network gateway (BNG) or a fixed network policy server (PDP);
  • BNG broadband network gateway
  • PDP fixed network policy server
  • the fixed network resource information includes one or more of a commitment rate, a peak rate, a time period, and a service type.
  • the network element obtains the fixed network resource information that the user is located on the physical link to allow the mobile user to use after the user is authenticated: the receiving the fixed network authentication and authorization accounting server (AAA) is sent after the fixed network user equipment passes the fixed network authentication.
  • AAA authentication and authorization accounting server
  • the physical link where the fixed network user equipment is located allows the fixed network resource information used by the mobile user equipment; and the physical link of the mobile user equipment that is sent by the fixed network AAA after the mobile user equipment passes the fixed network authentication allows the mobile link to be moved.
  • the fixed network resource information used by the user equipment; or the fixed network AAA is obtained by obtaining the fixed network resource information that the fixed network user equipment or the mobile user equipment is located to allow the mobile user equipment to use.
  • Step 2 After receiving the request from the mobile user equipment of the physical link, the network element determines, according to the fixed network resource information, whether the fixed network resource used by the mobile user equipment is allowed to be used by the mobile user equipment The request is satisfied, and if so, the request is accepted.
  • FIG. 1 is a schematic diagram of an access authentication scenario of an existing RG.
  • RG is
  • the RG access authentication process is as follows: The RG initiates an access authentication (ie, sends an authentication protocol start (EAPoL Start) message), and the AN acts as an 802.1x authenticator and the RADIUS client sends an authentication request to the AAA (ie, sends an authentication access request). (RADIUS Access Request) message).
  • EAPoL Start an authentication protocol start
  • RADIUS client sends an authentication request to the AAA (ie, sends an authentication access request).
  • FIG. 2 it is a signaling flowchart of the RG access authentication embodiment of the present invention.
  • the RG performs access authentication on the fixed network, and after the authentication succeeds, the AAA sends the link information of the RG to the broadband network gateway. (BNG).
  • BNG broadband network gateway
  • Step 201 The RG sends an EAPoL-Start message to the AN to start the 802. lx authentication access.
  • Step 203 The RG replies with an EAP-Identity-Response (EAP-Identity-Response) to the AN, where the user name is included;
  • EAP-Identity-Response EAP-Identity-Response
  • Step 205 the BNG acts as a RADIUS proxy (Proxy), and sends the RADIUS-Access-Request to the BBF AAA.
  • RADIUS proxy Proxy
  • Step 206 The BBF AAA replies to a RADIUS access response (RADIUS-Access-Response), where the EAP challenge is included;
  • RADIUS access response RADIUS-Access-Response
  • Step 207 The BNG forwards the RADIUS-Access-Response to the AN.
  • Step 208 The AN unpacks the EAP frame and sends it to the RG.
  • the RG responds, and the reply message includes a Challenged Password.
  • Step 209 The AN encapsulates the received EAP frame into a RADIUS-Access-Request packet, where the Challenged Password is included.
  • Step 210 The BNG forwards the RADIUS-Access-Request to the BBF AAA.
  • Step 211 If the authentication is successful, the BBF AAA replies to the RADIUS-Access-Accept; and carries the resource parameter used by the link where the RG is located to allow the mobile network user to use in the reply message;
  • the RG is a type of fixed network user equipment
  • the resource parameters allowed by the mobile network user include: a committed rate, and/or a peak rate, and/or a time period, and/or a service type.
  • Step 212 The BNG saves the resource parameter and forwards the RADIUS-Access-Accept;
  • Step 213 The AN unpacks the EAP frame, and sends an EAP-Success to the RG.
  • FIG. 3 it is a schematic diagram of an access authentication scenario of a 3GPP UE.
  • the 3GPP UE is an 802. lx client
  • the RG is an 802. lx authenticator and a RADIUS client
  • the BBF AAA is an authentication server.
  • the access authentication procedure of the 3GPP UE is: The 3GPP UE initiates an access authentication (ie, an EAPoL Start message) to the RG, and the RG acts as an 802. lx authenticator and the RADIUS client initiates an authentication request to the AAA (ie, sends the authentication). Access Request (RADIUS Access Request) message).
  • FIG. 4 it is a signaling flowchart of a 3GPP UE access authentication embodiment of the present invention, and a 3GPP UE.
  • the AAA sends the link information of the 3GPP UE to the BNG.
  • the process includes the following steps:
  • Step 401 The 3GPP UE sends an EAPoL-Start message to the RG to start 802. lx authentication access.
  • Step 402 The RG sends an EAP-Identity-Request packet to the UE, and requests the UE to report the username.
  • Step 403 The UE replies with an EAP-Identity-Response to the RG, including the user name.
  • Step 404 The RG encapsulates the EAP frame into a RADIUS-Access-Request packet and sends the packet to the BNG.
  • Step 405 The BNG sends the RADIUS-Access-Request message to the BBF AAA.
  • Step 406 Further, the BBF AAA sends the RADIUS-Access-Request to the home according to the Network Access Identifier (NAI). AAA;
  • Step 407 Home AAA replies to RADIUS-Access-Response, which includes EAP Challenge;
  • Step 408 The BBF AAA forwards the RADIUS-Access-Response to the BNG.
  • Step 409 the BNG transfers the RADIUS-Access-Response to the RG;
  • Step 410 The RG decapsulates the EAP frame and sends the message to the UE.
  • the UE sends a reply, and the reply message includes a Challenged Password.
  • Step 411 The RG encapsulates the received EAP frame into a RADIUS-Access-Request packet, where the Challenged Password is included.
  • Step 412 The BNG forwards the RADIUS-Access-Request to the BBF AAA.
  • Step 413 The BBF AAA forwards the RADIUS-Access-Request to the Home AAA.
  • Step 415 The BBF AAA forwards the RADIUS-Access-Accept to the BNG; and adds, in the message, the resource parameter that the link where the 3GPP UE is located allows the mobile network user to use;
  • the resource parameters that are allowed to be used by the mobile network user include: a committed rate, and/or a peak rate, and/or a time period, and/or a service type.
  • the BNG forwards the RADIUS-Access-Accept to the RG;
  • Step 417 The RG decapsulates the EAP frame and sends an EAP-Success to the UE.
  • FIG. 5 it is a signaling flowchart of the implementation of the resource admission control method of the present invention.
  • the fixed network policy server After receiving a service request from an application function (AF), the fixed network policy server (PDP) sends a resource request to the BNG.
  • the BNG determines whether the request is accepted. The process includes the following steps:
  • Step 501 After receiving the mobile user service request from the AF, the PDP performs an initial admission decision (such as determining whether the user subscription information QoS is legal), and sends a resource request to the BNG to request the corresponding resource.
  • an initial admission decision such as determining whether the user subscription information QoS is legal
  • Step 502 Optionally, after the BNG receives the resource request message, if the resource request is from a mobile user, and the local policy does not use the fixed network resource for the mobile user, the BBF AAA is configured to allow the mobile user to use the fixed network resource. Information, BBF AAA reply to relevant information;
  • the fixed network user or the mobile user's link allows the fixed network resource information used by the mobile user to sign in the BBF AAA.
  • Step 503 The BNG performs admission control on the resource request.
  • the BNG determines whether the resource parameter used by the mobile user is allowed to meet the resource request of the current mobile user. If the current resource is available, the BNG accepts the resource request and executes the relevant policy rule.
  • Step 504 The BNG replies with a response message to the PDP. If not, the BDP replies with a refusal message to the PDP, where the refusal message is carried, where the current resource request exceeds the resource parameter used by the mobile network user in the link where the mobile user is located.
  • the signaling flow chart of the second embodiment of the RG access authentication is performed.
  • the RG performs access authentication on the fixed network, and after the authentication succeeds, the AAA pushes the link information of the RG to the PDP.
  • the process includes the following steps:
  • Step 601 The RG sends an authentication request message to the BNG.
  • Step 602 Further, after receiving the authentication request, the BNG checks the validity of the user to the BBF AAA.
  • Step 603 If the user is legal, the AAA pushes the resource parameter used by the mobile network user to the PDP.
  • the resource parameters allowed by the mobile network user include: a committed rate, and/or a peak rate, and/or a time period, and/or a service type.
  • the PDP saves relevant information.
  • Step 604 The AAA sends an authentication response message to the BNG.
  • Step 605 The BNG sends an authentication response message to the RG.
  • FIG. 7 it is a signaling flowchart of the second implementation of the resource admission control method of the present invention.
  • the PDP After receiving the service request from the AF, the PDP performs an admission decision to determine whether to accept the request.
  • the process includes the following steps:
  • Step 701 The PDP receives a mobile user service request trigger from the AF.
  • Step 702 Optionally, after the PDP receives the service request message, if the service request is from the mobile user, and the local policy does not use the fixed network resource for the mobile user, the BBF AAA is configured to allow the mobile user to use the fixed network resource information. , BBF AAA replies with relevant information;
  • the fixed network user or the mobile user's link allows the fixed network resource information used by the mobile user to sign in the BBF AAA.
  • Step 703 The PDP performs admission control on the service request.
  • the PDP determines whether the resource parameter used by the mobile user to allow the mobile user to use meets the resource request of the current mobile user. If the resource request is satisfied, and the current resource is available, the PDP accepts the service request and executes the relevant policy rule.
  • Step 704 After the PDP formulates the relevant policy rules, it is sent to the BNG for execution.
  • the foregoing resource admission control method solves the problem that the mobile user excessively consumes the bandwidth resources of the fixed network according to the obtained request for determining whether to access the mobile user equipment by using the fixed network resource information used by the mobile user, and improves the fixed network.
  • the embodiment of the present invention further provides a broadband network gateway (BNG). As shown in FIG. 8, the BNG includes an obtaining module 81 and an admission control module 82, where:
  • An acquiring module configured to acquire, after the user equipment is successfully authenticated, the physical network link where the user equipment is located, the fixed network resource information that is allowed to be used by the mobile user equipment;
  • the admission control module is configured to: after receiving the request from the mobile user equipment of the physical link, determine, according to the fixed network resource information, whether the fixed network resource used by the mobile user equipment is allowed to be used by the mobile user equipment The request, if satisfied, accepts the request.
  • the fixed network resource information includes one or more of a commitment rate, a peak rate, a time period, and a service type.
  • the acquiring module is specifically configured to: receive a fixed network authentication and authorization accounting server (AAA), and the physical link of the fixed network user equipment that is sent by the fixed network user equipment after the fixed network user equipment is allowed to allow the mobile user equipment to use
  • AAA authentication and authorization accounting server
  • the fixed network resource information ; receiving the fixed network resource information used by the mobile user equipment that is sent by the fixed network AAA after the mobile user equipment is authenticated by the fixed network, and allowing the mobile user equipment to use the physical network link; or querying the fixed network
  • the AAA obtains fixed network resource information that the fixed network user equipment or the mobile user equipment is located to allow the mobile user equipment to use.
  • the above BNG better solves the problem that mobile users consume too much bandwidth resources of the fixed network, and improves the service experience of the fixed network users themselves.
  • An embodiment of the present invention further provides a PDP.
  • the PDP includes an acquiring module.
  • admission control module 92 wherein:
  • An acquiring module configured to acquire, after the user equipment is successfully authenticated, the physical network link where the user equipment is located, the fixed network resource information that is allowed to be used by the mobile user equipment;
  • the admission control module is configured to: after receiving the request from the mobile user equipment of the physical link, determine, according to the fixed network resource information, whether the fixed network resource used by the mobile user equipment is allowed to be used by the mobile user equipment The request, if satisfied, accepts the request.
  • the fixed network resource information includes one or more of a commitment rate, a peak rate, a time period, and a service type. Further, the acquiring module is specifically configured to: receive a fixed network authentication and authorization accounting server
  • AAA the fixed network resource information used by the mobile network device to be transmitted by the fixed network user equipment after the fixed network user equipment is authenticated by the fixed network; receiving the fixed network AAA in the mobile user equipment to pass the fixed network authentication
  • the physical link of the mobile user equipment that is sent later allows the fixed network resource information used by the mobile user equipment; or the AAA is obtained by the fixed network AAA to obtain the link of the fixed network user equipment or the mobile user equipment.
  • the above PDP better solves the problem that mobile users consume too much bandwidth resources of the fixed network, and improves the service experience of the fixed network users themselves.
  • the resource admission control method, the BNG, and the PDP according to the obtained fixed network resource information that allows the mobile user to use, determine whether to access the mobile user equipment, and better solve the problem that the mobile user consumes the bandwidth resources of the fixed network excessively. Improve the business experience of fixed network users themselves.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé de commande et d'admission de ressource, une passerelle de réseau large bande (BNG), et un point de décision de règle (PDP) Le procédé de commande et d'admission de ressources comprend : un élément de réseau qui acquiert, après qu'une authentification d'un équipement d'utilisateur a réussi, des informations concernant une ressource de réseau fixe qu'une liaison physique dans laquelle se trouve l'équipement d'utilisateur permet à un équipement d'utilisateur mobile d'utiliser, l'élément de réseau étant la BNG ou le PDP ; après réception d'une requête provenant de l'équipement d'utilisateur mobile sur la liaison physique, l'élément de réseau détermine, selon les informations concernant une ressource de réseau fixe, si une ressource de réseau fixe qu'une liaison physique dans laquelle se trouve l'équipement d'utilisateur mobile permet à l'équipement d'utilisateur mobile à utiliser satisfait la requête ; et si oui, accepte la requête. Selon le procédé de commande et d'admission de ressources, la BNG, et le PDP, il est déterminé, en fonction d'informations concernant une ressource de réseau fixe qu'un utilisateur mobile est autorisé à utiliser, s'il faut accepter une requête à partir d'un équipement d'utilisateur mobile, ce qui permet ainsi de résoudre de préférence le problème selon lequel un utilisateur mobile consomme de manière excessive des ressources de largeur de bande d'un réseau fixe, et d'améliorer l'expérience de service d'un utilisateur dans un réseau fixe.
PCT/CN2013/071248 2012-02-24 2013-02-01 Procédé de commande et d'admission de ressource, bng, et pdp WO2013123849A1 (fr)

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CN102131296A (zh) * 2010-01-15 2011-07-20 中兴通讯股份有限公司 在全业务融合网络中控制资源的方法和系统
CN102316533A (zh) * 2010-07-07 2012-01-11 中兴通讯股份有限公司 接纳控制中信息传递的方法和接纳控制系统

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