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WO2009086764A1 - Procédé, entité de service de réseau et système de réseau pour fournir le service dans le réseau - Google Patents

Procédé, entité de service de réseau et système de réseau pour fournir le service dans le réseau Download PDF

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Publication number
WO2009086764A1
WO2009086764A1 PCT/CN2008/073320 CN2008073320W WO2009086764A1 WO 2009086764 A1 WO2009086764 A1 WO 2009086764A1 CN 2008073320 W CN2008073320 W CN 2008073320W WO 2009086764 A1 WO2009086764 A1 WO 2009086764A1
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WO
WIPO (PCT)
Prior art keywords
service
entity
network
providing
requesting
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2008/073320
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English (en)
Chinese (zh)
Inventor
Yue YIN
Jin Li
Feng Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2009086764A1 publication Critical patent/WO2009086764A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services

Definitions

  • the present invention relates to the field of network communication technologies, and in particular, to a method, a network service entity, and a network system for providing services on a network.
  • P2P (peer-to-peer) peer-to-peer network is one of the network modes.
  • P2P peer-to-peer In a peer-to-peer (P2P) peer-to-peer network, two or more hosts act as nodes of the peer-to-peer network, communicating or coordinating directly over the Internet.
  • a P2P Over lay Network is formed between a plurality of nodes (hosts), so that various data (such as text files, video files, etc.) can be conveniently shared between ordinary hosts.
  • nodes hosts
  • Each of the nodes described also serves as the triple identity of resource consumers, resource providers, and resource mediators.
  • a traditional P2P peer-to-peer network application if user A proposes a download request for a resource on the network, user A needs to add its basic information, such as the user's IP address, to the resource request and send it to the server.
  • the server After receiving the resource request of user A, the server stores the basic information of the user A.
  • the server receives a request from the user B for the same resource, the server also stores the basic information of the user B, and sends the basic information of the user B to the user A. In this way, a connection is established between users A and B who download the same resource, and resources can be downloaded between them.
  • an embodiment of the present invention provides a method for providing a service on a network, which can reduce the impact of network problems on a user's normal acquisition of a network service, and improve a user's QoE.
  • a method for providing a service on a network comprising at least one network service entity supporting P2P technology, all network service entities constituting a P2P network, the method comprising the following steps:
  • the service requesting entity obtains the service from the service providing entity through the network service entity;
  • the network service entity finds a new service providing entity for the service requesting entity.
  • the embodiment of the present invention provides a method for providing a service on a network.
  • the service requesting entity does not need to know related information of the service providing entity, and only needs to send a service request message to the network service entity, and the network service entity finds that the service request message is A corresponding service providing entity, which in turn is served by the service providing entity.
  • the network service entity finds a new service providing entity for the service requesting entity. Therefore, the network service entity acts as an intermediate between the service requesting entity and the service providing entity and the network, and can isolate the service requesting entity from the service providing entity and the network, and shield the network from the impact on the service requesting entity when the network problem occurs, and stabilize the service requesting entity.
  • the process of obtaining services from a service providing entity to improve the user's QoE.
  • embodiments of the present invention provide a network system capable of mitigating network queries
  • the problem affects the user's normal access to network services and improves the user's QoE.
  • a network system including:
  • At least one network service entity supporting P2P technology at least one service requesting entity and at least one service providing entity, all network service entities forming a P2P network;
  • the service requesting entity configured to send a service request message to the network service entity, where the service providing entity is configured to provide service content to the network service entity;
  • the network service entity is configured to negotiate a service between the proxy service requesting entity and the service providing entity.
  • the service requesting entity sends a service request message to the network, and the network finds the service content corresponding to the service request message according to the service request message, and transmits the service content to the service request. entity.
  • the service requesting entity does not need to directly connect with the service providing entity that provides the service, but instead transmits the service required by the service requesting entity to the service requesting entity by the network.
  • the network has a network service entity for the service requesting entity of the proxy service requesting entity, and the network service entity acts as an intermediate between the service requesting entity and the service providing entity and the network, and can isolate the service requesting entity from the service providing entity, the network, and block The impact on the service request entity when the network has a network problem, and the process of obtaining the service through the network by the stable service request entity, improving the user's QoE.
  • an embodiment of the present invention provides a network service entity, which can mitigate the impact of network problems on a user's normal acquisition of network services, and improve user QoE.
  • a network service entity including:
  • a receiving unit configured to receive a service request message sent by the service requesting entity
  • a searching unit configured to search, according to the service request message, the monthly service content corresponding to the service request message.
  • the network service entity of the embodiment of the present invention the service requesting entity only needs to send a service to the receiving unit And requesting the message, and then, by the searching unit, the service content corresponding to the service request message of the service requesting entity is found according to the service request message. Therefore, the network service entity acts as an intermediate between the service requesting entity and other service requesting entities and networks, and can isolate the service requesting entity from other service requesting entities and networks, and shield the network from the impact on the service requesting entity when the network problem occurs, and stabilize the service.
  • the process of requesting an entity to obtain a service from a service providing entity to improve the user's QoE.
  • FIG. 1 is a flowchart of a method for implementing a network service on an intelligent network according to an embodiment of the present invention
  • FIG. 2 is a flowchart of a method for implementing a network service on an intelligent network when a service requesting entity does not support P2P technology according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a network link between a service requesting entity and a service providing entity in a method for implementing a network service on an intelligent network according to an embodiment of the present disclosure
  • FIG. 4 is a schematic structural diagram of an intelligent network system according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a network service entity according to an embodiment of the present invention.
  • the embodiment of the present invention provides a method, a network service entity, and an intelligent network system for implementing the network service on the intelligent network. .
  • the network problem described in the present invention is network jitter, congestion, packet loss, etc., but is not limited to the ones listed here.
  • Embodiments of the present invention provide a method for implementing a network service on an intelligent network, which can reduce the impact of network problems on users' normal access to network services, and improve user QoE.
  • the intelligent network includes at least one network service entity supporting P2P technology, and all network service entities form a P2P overlay network. As shown in FIG. 1, the method includes the following steps:
  • 1 01 The service requesting entity obtains the service from the service providing entity through the network service entity; 1 02: When the service providing entity cannot or does not continue to provide the service, the network service entity searches for a new service providing entity for the service requesting entity.
  • step 102 the service providing entity "cannot” continue to provide the service, which means that the service providing entity cannot continue to provide the service due to network interruption or the like; and the service providing entity "does not” continue to provide the service. , means that the service providing entity does not continue to provide services for its own reasons.
  • the embodiment of the present invention implements a network service method on an intelligent network.
  • the service requesting entity does not need to know related information of the service providing entity, and only needs to send a service request message to the network service entity, and the service request is found by the network service entity.
  • the service providing entity corresponding to the message, which in turn is served by the service providing entity for the service requesting entity.
  • the network service entity finds a new service providing entity for the service requesting entity, and the service requesting entity does not perceive.
  • the network service entity acts as an intermediate between the service requesting entity and the service providing entity and the intelligent network, and can isolate the service requesting entity from the service providing entity and the intelligent network, and shields the intelligent network from the impact on the service requesting entity when the network problem occurs, and is stable.
  • the service request entity obtains the service from the service providing entity to improve the user's QoE.
  • the service request entity is: a service request entity supporting P2P technology or a service request entity not supporting P2P technology.
  • the service requesting entity supporting the P2P technology can not only send a service request message to the network service entity, but after obtaining the service and publishing the service content, the service request entity supporting the P2P technology can provide the service to the network service entity as the smart A service provider entity in the network.
  • a service requesting entity that does not support P2P technology can only initiate a service request message to a network service entity to obtain a service provided by the network service entity.
  • the service provided by the service providing entity includes: a service content, a quality of the service content, an address of the service providing entity, a bandwidth, and a network capability.
  • the method for implementing the network service on the intelligent network includes the following steps: 201.
  • the network service entity receives a service request message of the service request entity.
  • the service request signaling (such as the SIP protocol) may be directly used to send a service request message to the network service entity.
  • the service request message may further include: a request of the service request entity for information such as an address, a bandwidth, a network capability, and a service content quality of the service providing entity.
  • a request of the service request entity for information such as an address, a bandwidth, a network capability, and a service content quality of the service providing entity.
  • the network service entity can provide services to the service request entity according to the specific requirements of the service request entity.
  • the network service entity generates, according to the service request message, a service content identifier corresponding to the service content in the service request message.
  • the service content identifier is an identifier that uniquely marks the service content in the service request message.
  • the identification of the service content may be obtained by hashing the name of the service content, and may of course be obtained by other means.
  • the identity of each service content uniquely corresponds to the address of a service providing entity. That is to say, by the service content identification, the service providing entity providing the service can be found.
  • the network service entity searches for the network service entity that stores the service content identifier in an intelligent network by using the service content identifier as an index, where the network service entity that stores the service content identifier further stores a service.
  • the network service entity that stores the service content identifier returns the stored address information of the service providing entity corresponding to the service content identifier to the network service entity.
  • the network service entity Since the network service entity stores the service content identifier and the address information of the service providing entity, and the corresponding relationship exists between the service content identifier and the address information of the service providing entity, the network service entity may be based on the service content.
  • the identification finds the address of the service providing entity that stores the service content.
  • the network service entity forwards the service content received by the service providing entity to a service requesting entity.
  • the service request entity connects with the service provider entity through the network service entity, and does not have to communicate directly with the service provider entity, thereby avoiding the impact of the service provider entity on the service request entity.
  • the network service entity searches for the new service providing entity for the service requesting entity.
  • the network service entity isolates the service providing entity and the service requesting entity, the stability of the service requesting physical link improves the user's QoE.
  • the network links between the entities are separated into three types: “service providing entity and first network service entity”, “first network service entity and second network service entity”, and “second network service entity and service request entity”. Therefore, network problems in the network link can be discovered and resolved in time.
  • Case 1 When the network link between the service providing entity and the first network service entity is interrupted, the service providing entity will initiate a retransmission. Retransmitting the service content to the first network service entity by the service providing entity;
  • Case 2 When the network link between the first network service entity and the second network service entity is interrupted, the first network service entity will initiate retransmission, and the first network service entity re-transmits to the second network service entity.
  • Service content
  • Case 3 When the network link between the second network service entity and the service requesting entity is interrupted, then the second network service entity will initiate a retransmission, and the second network service entity re-transmits the service content to the service requesting entity.
  • the new service providing entity establishes a network link with the service requesting entity through the network service entity, and provides the corresponding service content to the service requesting entity.
  • the service requesting entity only needs to feel the network problem in case 3, and does not need to perceive the network problem in case 1 and case 2, which alleviates the influence of the above network problem on the service request entity and improves the user's QoE.
  • the service request message sent by the service requesting entity includes the service content identifier. Therefore, the service requesting entity does not need to generate the service content identifier corresponding to the service content in the service request message by the network service entity, and the service can be obtained from the service providing entity through the network service entity.
  • the service requesting entity supporting the P2P technology may directly send a service request message to the network service entity by using the service session signaling (such as the SIP protocol), or may send the service to the network service entity by using the P2P Get signaling. Request message.
  • the service session signaling such as the SIP protocol
  • P2P Get signaling such as the SIP protocol
  • the search process of the next service content is the same as the above steps 203 to 206, and details are not described herein again.
  • the method for implementing the network service on the intelligent network by using the embodiment of the present invention the network service entity as an intermediate between the service requesting entity and the service providing entity and the intelligent network, capable of isolating the service requesting entity and the service providing entity,
  • the intelligent network shields the impact of the network on the service request entity when the network problem occurs, and the process of the stable service request entity obtaining the service from the service providing entity to improve the QoE of the user.
  • Embodiments of the present invention also provide an intelligent network system, which can alleviate the impact of network problems on users' normal access to network services, and improve user QoE.
  • the intelligent network system includes:
  • the service requesting entity 402 is configured to send a service request message to the network service entity 401; the service providing entity 403 is configured to provide service content to the network service entity 401; Service negotiation between the proxy service requesting entity 402 and the service providing entity 403.
  • the service requesting entity 402 sends a service request message to the intelligent network, and the intelligent network finds the service content corresponding to the service request message according to the service request message, and the service content is Transferred to the service requesting entity 402.
  • the service requesting entity 402 does not need to directly connect with the service providing entity 403 that provides the service, but instead transmits the service required by the service requesting entity 402 to the service requesting entity 402 by the intelligent network.
  • the intelligent network there is a network service entity 401 for the service request of the proxy service requesting entity 402.
  • the network service entity 401 serves as an intermediate between the service requesting entity 402 and the service providing entity 403 and the intelligent network, and is capable of isolating the service requesting entity 402.
  • the service provider entity 403, the intelligent network, and the impact on the service request entity 402 when the network problem occurs in the intelligent network is blocked, and the stable service request entity 402 acquires the service through the intelligent network to improve the QoE of the user.
  • the intelligent network includes at least one network service entity 401, which is provided by a network service provider.
  • the network service entity 401 acts as a node of the P2P overlay network and constitutes a P2P overlay network.
  • the intelligent network further includes a physical network such as a backbone network and a core network.
  • the intelligent network includes a core network, and each network service entity 401 is connected to the core network.
  • Operator equipment for example: a switch or router, and the router or switch support P2P technology t
  • the requesting entity 402 of the service services supported P2P technology does not support the requesting entity 402 or the P2P technology Service request entity 402.
  • the service requesting entity 402 that supports the P2P technology can send a service request message to the network service entity 401, and the service requesting entity 402 supporting the P2P technology can provide the network service entity 401 to the network service entity 401 after obtaining the service and publishing the service content.
  • the service is provided as a service providing entity 403 in the intelligent network.
  • the service requesting entity 402, which does not support the P2P technology, can only initiate a service request message to the network service entity 401 to obtain the service provided by the network service entity 401.
  • the network service entity 401 is provided with a service session interface, a P2P signaling interface, and a data interface.
  • the service requesting entity 402 does not support the P2P technology, the service requesting entity 402 passes The service session interface and the data interface perform session and data transmission with the network service entity 401; when the service request entity 402 supports the P2P technology, the service request entity 402 communicates with the network service entity 401 through a service session interface or a P2P signaling interface. The session is performed, and data transmission is performed with the network service entity 401 through the data interface.
  • the working process of the intelligent network system is:
  • the network service entity stores the service content identifier and the address information of the service providing entity in a corresponding manner. Then, the service requesting entity sends a service request message, where the service request entity supporting the P2P technology can directly use the service
  • the session signaling (such as the S IP protocol) sends a service request message to the network service entity, and may also send the service request message to the network service entity by using the P2P Ge t signaling; then, the network service entity receives the service request message, where
  • the service request message includes a service content identifier, where the service content identifier is an identifier that uniquely marks the service content in the service request message, the service content identifier described in this embodiment, and the network service is implemented on the intelligent network.
  • the service content identifiers in the method embodiments are the same, and are not described herein again.
  • the network service entity sends the service content to the service request entity; because the service content identifier exists with the address information of the service providing entity— - the corresponding relationship, therefore, the network Pragmatic body according to the service content can be found stored identification of the service providing the content service address of the entity, and further, the content of the service entity providing the service to the service requesting entity.
  • the working process of the intelligent network system is:
  • the network service entity needs to find a network service entity that stores the service content identifier in the intelligent network; each network service entity in the intelligent network is connected to each other through a P2P overlay network as a node of the P2P overlay network. Therefore, the network service entity can search for the network service entity storing the service content identifier through the P2P overlay network; then, the network service entity storing the service content identifier, and the network service receiving the request message The entity establishes a data transmission link; finally, the network service entity storing the service content identifier passes the data transmission The transport link sends the service content to the service request entity.
  • the network service entity acts as a node that constitutes a P2P overlay network, and is responsible for distributed storage and searching of the service content index.
  • the service requesting entity is located outside the P2P overlay network, and only needs to negotiate with the network service entity, without perceiving the specific topology structure inside the P2P overlay network and the internal operation mechanism of the intelligent network.
  • the network service entity is capable of isolating each service request entity from the intelligent network, shielding the impact of the network problem of the intelligent network on the service request entity, intelligently requesting the service request entity and providing the network service.
  • the entire intelligent network can fully schedule various resources in the network, ensure the user's service needs, and improve the user's QoE.
  • an embodiment of the present invention further provides a network service entity, which can mitigate the impact of network problems on users' normal access to network services, and improve user QoE.
  • the network service entity includes:
  • the receiving unit 501 is configured to receive a service request message sent by the service requesting entity.
  • the searching unit 502 is configured to search, according to the service request message, the monthly service content corresponding to the service request message.
  • the network service entity of the embodiment of the present invention the service requesting entity only needs to send a service request message to the receiving unit 501, and then, by the searching unit 502, according to the service request message, the service corresponding to the service request message of the service requesting entity is found. content. Therefore, the network service entity acts as an intermediate between the service requesting entity and other service requesting entities and intelligent networks, and can isolate the service requesting entity from other service requesting entities and intelligent networks, and shield the intelligent network from the impact on the service requesting entity when the network problem occurs. The process of obtaining a service from the service providing entity by the stable service requesting entity to improve the QoE of the user.
  • the service request entity is: a service request entity supporting P2P technology or a service request entity not supporting P2P technology, as in the previously described embodiment.
  • the service requesting entity that supports the P2P technology can not only send a service request message to the searching unit 502, but also, after obtaining the service and publishing the service content, the service requesting entity supporting the P2P technology can provide the service content to the searching unit 502.
  • the service request message includes the service content identifier.
  • the receiving unit 501 directly sends the service content identifier to the searching unit 502, where Unit 502 finds service content corresponding to the service content identification.
  • the network service entity when the service requesting entity is a service requesting entity that does not support the P2P technology, in order to generate the service content identifier requested by the service requesting entity, as shown in FIG. 5, the network service entity further includes a generating unit 503.
  • the generating unit 503 generates a service content identifier corresponding to the service content included in the service request message according to the service request message sent by the service requesting entity that does not support the P2P technology; and then, the service content identifier is The method is sent to the search unit 502, and the search unit 502 searches for the service content corresponding to the service content identifier.
  • the network service entity in order to store the service content identifier of the service providing entity and the address information of the service providing entity, the network service entity further includes a storage unit 504.
  • the searching unit 502 searches for the storage unit 504 storing the service content identifier according to the service content identifier received from the receiving unit 501 or the generating unit 503; and then, according to the service content identifier, finds that the service content identifier is Corresponding service providing entity address information; Finally, finding a corresponding service providing entity according to the address information of the service providing entity.
  • the network service providing entity in order to forward the service content received from the service providing entity to the service request entity, the network service providing entity further includes a forwarding unit 505 for forwarding the service content to the service requesting entity.
  • the network service entity can isolate the service request entity and the service providing entity, avoid the impact of the intelligent network on the service request entity when the network problem occurs, and stabilize the service request entity to obtain the service from the service providing entity, thereby improving the QoE of the user.

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

Abstract

L'invention porte sur un procédé, une entité de service de réseau et un système de réseau pour fournir le service dans le réseau, dans le domaine technique des communications réseau, qui résolvent le problème selon lequel les utilisateurs ne peuvent pas acquérir le service de réseau naturellement en raison du problème de réseau dans l'état de la technique. Le procédé pour fournir le service dans le réseau décrit par le mode de réalisation de la présente invention comprend les étapes suivantes : l'entité de requête de service acquiert le service à partir de l'entité fournisseuse de service par l'intermédiaire de l'entité de service de réseau ; lorsque l'entité fournisseuse de service ne peut pas fournir ou ne fournit plus le service, l'entité de service de réseau recherche la nouvelle entité fournisseuse de service. Le système de réseau décrit par le mode de réalisation de la présente invention comprend : au moins une entité de service de réseau, où toutes les entités de service de réseau constituent le réseau P2P ; au moins une entité de requête de service, pour transmettre le message de requête de service ; au moins une entité fournisseuse de service, pour fournir le contenu de service. La présente invention peut réduire l'influence du problème de réseau pour acquérir normalement le service de réseau pour les utilisateurs, et augmenter la qualité d'expérience (QoE) des utilisateurs.
PCT/CN2008/073320 2007-12-28 2008-12-03 Procédé, entité de service de réseau et système de réseau pour fournir le service dans le réseau Ceased WO2009086764A1 (fr)

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CN200710306017.X 2007-12-28
CN200710306017.XA CN101471954A (zh) 2007-12-28 2007-12-28 实现网络服务的方法、网络服务实体和智能网络系统

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