WO2009086676A1 - Iptv业务集中控制方法和装置 - Google Patents

Iptv业务集中控制方法和装置 Download PDF

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Publication number
WO2009086676A1
WO2009086676A1 PCT/CN2007/003970 CN2007003970W WO2009086676A1 WO 2009086676 A1 WO2009086676 A1 WO 2009086676A1 CN 2007003970 W CN2007003970 W CN 2007003970W WO 2009086676 A1 WO2009086676 A1 WO 2009086676A1
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WO
WIPO (PCT)
Prior art keywords
user port
information
line terminal
optical line
user
Prior art date
Application number
PCT/CN2007/003970
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English (en)
French (fr)
Inventor
Aimin Chen
Original Assignee
Zte Corporation
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 Zte Corporation filed Critical Zte Corporation
Priority to EP07855968.9A priority Critical patent/EP2239892B1/en
Priority to PCT/CN2007/003970 priority patent/WO2009086676A1/zh
Priority to CN200780102075.9A priority patent/CN101911607B/zh
Publication of WO2009086676A1 publication Critical patent/WO2009086676A1/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2854—Wide area networks, e.g. public data networks
    • H04L12/2856—Access arrangements, e.g. Internet access
    • H04L12/2869—Operational details of access network equipments
    • H04L12/2878—Access multiplexer, e.g. DSLAM
    • H04L12/2887—Access multiplexer, e.g. DSLAM characterised by the offered subscriber services
    • H04L12/2889—Multiservice, e.g. MSAN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2801—Broadband local area networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2854—Wide area networks, e.g. public data networks
    • H04L12/2856—Access arrangements, e.g. Internet access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5691—Access to open networks; Ingress point selection, e.g. ISP selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0806—Configuration setting for initial configuration or provisioning, e.g. plug-and-play
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
    • H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
    • H04L41/5054—Automatic deployment of services triggered by the service manager, e.g. service implementation by automatic configuration of network components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
    • H04L41/508—Network service management, e.g. ensuring proper service fulfilment according to agreements based on type of value added network service under agreement
    • H04L41/509—Network service management, e.g. ensuring proper service fulfilment according to agreements based on type of value added network service under agreement wherein the managed service relates to media content delivery, e.g. audio, video or TV
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6175—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/637—Control signals issued by the client directed to the server or network components
    • H04N21/6371—Control signals issued by the client directed to the server or network components directed to network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/64322—IP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
    • H04N21/64746—Control signals issued by the network directed to the server or the client
    • H04N21/64753—Control signals issued by the network directed to the server or the client directed to the client
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/185—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with management of multicast group membership
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2854—Wide area networks, e.g. public data networks
    • H04L12/2856—Access arrangements, e.g. Internet access
    • H04L12/2869—Operational details of access network equipments
    • H04L12/2878—Access multiplexer, e.g. DSLAM
    • H04L12/2879—Access multiplexer, e.g. DSLAM characterised by the network type on the uplink side, i.e. towards the service provider network
    • H04L12/2885—Arrangements interfacing with optical systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/50—Address allocation
    • H04L61/5007—Internet protocol [IP] addresses
    • H04L61/5014—Internet protocol [IP] addresses using dynamic host configuration protocol [DHCP] or bootstrap protocol [BOOTP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0088—Signalling aspects

Definitions

  • the present invention relates to the field of xPON network communication, and more particularly to an IPTV service centralized control method and apparatus for enabling an optical line terminal to a user on an optical network unit side in an xPON network.
  • the port is centrally controlled.
  • the IPTV service is also rapidly developed due to the high bandwidth of the xPON.
  • the centralized control mode of the OLT is a mainstream service control mode, but the user IGMP. After the Join packet passes through the ONU, there is no protocol field carrying the user port. Therefore, how the OLT terminal recognizes the user port of the ONU is a key issue in relation to the IPTV service application.
  • China Telecom's EPON interworking specification proposes to add a CVLAN to the IGMP Join packet on the ONU to identify the user port of the ONU, and implement the identity of the user port of the ONU by the OLT, but such technology is in the actual group.
  • the network is not flexible enough, and the interconnection between ONUs and OLTs of different manufacturers also has compatibility problems.
  • the present invention provides an IPTV service centralized control method and apparatus, which implements IPTV to ONU user port identification on an OLT by using user port information carried in the PPPOE+ and DHCP Option 82 protocols of the ONU, thereby implementing an OLT. Centralized IPTV service control.
  • a method for centralized control of an IPTV service including the following steps: Step 1: When a user initiates a service interaction, the optical network unit acquires user port information of the user, and puts the user port information into an interaction distribution protocol.
  • the packet is then sent to the optical line terminal;
  • Step 2 the received interactive distribution protocol packet, the optical line terminal extracts the user port information, and generates the peer association information according to the user port information;
  • Step 3 the optical line terminal uses the data packet
  • the identifier is an index to put the generated peer association information into the media access control address database;
  • step 4 when receiving the IPTV service request packet sent by the user port of the optical line terminal, the optical line terminal queries the data packet identifier
  • the media access control address database obtains user port information, thereby realizing centralized control of the optical port terminal to the user port on the optical network unit side.
  • the interaction distribution protocol package is: a PPPOE protocol packet or a DHCP protocol packet.
  • the peer association information is associated information about the optical line terminal, the optical network unit, and the user port information.
  • step 4 when the user port of the optical line terminal sends the IPTV service request packet carrying the user port information to the optical line terminal, the following processing is performed:
  • the optical line terminal queries the media access control address database according to the user port information.
  • the user port information is obtained, thereby realizing centralized control of the optical line terminal to the user port on the optical network unit side.
  • the method further includes: establishing, in the optical line terminal, a media access control address database for the optical network unit, where the index of the media control database is a data packet identifier.
  • the IPTV service request packet is: an IGMP protocol packet or a report packet, and the packet identifier is MAC+VLAN information.
  • the invention also provides an IPTV service centralized control device, comprising: a user information sending unit, when the user initiates a service interaction, the user port information of the user is obtained, the user port information is put into the interaction distribution protocol package and then sent to the light a line terminal; an association information generating unit, configured to extract user port information according to the received interaction, and generate peer association information according to the user port information, and then associate the generated peer with the data packet identifier as an index
  • the information is placed in the media access control address database; and the service interaction unit is configured to query the media access control address database according to the data packet identifier when the optical line terminal receives the IPTV service request packet sent by the user port of the optical line terminal.
  • the user port information is obtained, thereby realizing centralized control of the optical line terminal to the user port on the optical network unit side.
  • the interaction distribution protocol package is: a PPPOE protocol packet or a DHCP protocol packet.
  • the peer association information is associated information about the optical line terminal, the optical network unit, and the user port information.
  • the service interaction unit may be further configured to: when the user port of the optical line terminal sends the IPTV service request packet carrying the user port information to the optical line terminal, query the media access control address database to obtain the user port information by using the user port information. .
  • the device of the present invention may further include: a database establishing unit, configured to establish, in the optical line terminal, a media access control address database for the optical network unit, wherein the index of the media control database is a data packet identifier.
  • the IPTV service request packet is: an IGMP protocol packet or an advertisement packet, and the data packet identifier is MAC+VLAN information. Therefore, the present invention can successfully solve multiple user ports under the ONU of the xPON network, and connect different set-top boxes, and the respective set-top boxes need different IPTV service authority control, which solves the key problem of the ONU user port identification.
  • FIG. 1 is a flowchart of a centralized control method for an IPTV service according to the present invention
  • FIG. 2 is a networking diagram of a centralized IPTV service control of an OLT using an PPOOE+ and a DHCP Option 82 of an ONU in an xPON network; A schematic diagram of implementing IPTV service centralized control on the OLT side in the networking environment of FIG. 2; and FIG. 4 is a block diagram of an IPTV service centralized control apparatus according to the present invention.
  • DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT(S) The preferred embodiments of the present invention are described in conjunction with the accompanying drawings.
  • 1 is a flow chart of a method for centralized control of an IPTV service according to the present invention. As shown in FIG.
  • the method includes the following steps: Step S102: When a user initiates a service interaction, the optical network unit acquires user port information of the user, puts the user port information into an interaction distribution protocol packet, and sends the information to the optical line terminal. S104. The optical line terminal extracts the user port according to the received interaction distribution protocol packet.
  • Step S106 the optical line terminal uses the data packet identifier as an index to put the generated peer association information into the media access control address database; and step S108, when receiving When the IPTV service request packet is sent by the user port of the optical line terminal, the optical line terminal queries the media access control address database to obtain the user port information according to the data packet identifier, thereby realizing the optical line terminal to the user port on the optical network unit side.
  • the interactive distribution protocol package is: ⁇ protocol package or DHCP protocol package.
  • the peer association information is associated information about the optical line terminal, the optical network unit, and the user port information.
  • step S108 when the user port of the optical line terminal transmits the IPTV service request packet carrying the user port information to the optical line terminal, the following processing is performed: the optical line terminal queries the media access control address database according to the user port information to obtain User port information, thereby realizing centralized control of the optical line terminal to the user port on the optical network unit side.
  • the method further comprises: in the optical line terminal, establishing a media access control address database for the optical network unit, wherein the index of the media control database is a data packet identifier.
  • the IPTV service request packet is: an IGMP protocol packet or a report packet, and the packet identifier is MAC+VLAN information.
  • the user port information of the ONU carried in the Option 82 protocol field is opened by the PPPOE+ or DHCP option82 function on the ONU in the manner that the user's set-top box obtains the IP address.
  • the PPPOE and DHCP fields are extracted on the OLT, the Option 82 field is extracted, the ONU user port information is parsed, and then the OLT+ONU+user port information association relationship is established according to the MAC+VLAN field of the data packet.
  • the port information of the user ONU is found according to the MAC+VLAN of the data packet, and the IPTV service control is implemented.
  • the specific implementation scheme on the OLT side is to first establish an ONU MAC address database, the index is MAC+VLAN, and each entry includes an OLT+ONU+user port.
  • the user-side PPPOE and DHCP protocol processing is performed on the OLT, and the user port information in the Option 82 field is extracted and placed in the MAC address database of the ONU.
  • the IGMP MAC + VLAN is used to obtain the user port of the ONU, and the IPTV service is identified by the user port, thereby implementing OLT centralized IPTV control.
  • Figure 2 is a networking diagram of centralized IPTV service control of the OLT using the PPPOE+ and DHCP Option82 of the ONU in the xPON network.
  • FIG. 3 is a schematic diagram of implementing centralized control of IPTV services on the OLT side in the networking environment of FIG. A detailed description will be made below with reference to FIGS. 2 and 3. In Figure 3, the following components are specifically included:
  • the ONU's MAC address database is indexed by the user's MAC+VLAN. Each entry has OLT+ONU+user port information.
  • the PPPOE protocol processes the user-side PPPOE packet, extracts the Option82 field, and analyzes
  • the ONU port of the ONU is then indexed by the MAC+VLAN of the user data packet, and the 4 bar OLT+ONU+ user port information is placed in the MAC address database of the ONU;
  • the DHCP protocol processes the user-side DHCP packet, extracts the Option 82 field, analyzes the ONU port of the ONU, and then indexes the MAC+VLAN of the user data packet, and the 4 bar OLT+ONU+ user port information is placed in the MAC address database of the ONU;
  • the processing procedure on the OLT is as follows: 1. The user initiates a DHCP interaction, and the DHCP protocol processing module on the OLT side extracts the Option 82 field and analyzes the user port of the ONU. The DHCP protocol processing module puts the relevant OLT+ONU+ user port into the MAC address database of the ONU according to the MAC+VLAN of the user data packet; and 3.
  • the processing module queries the MAC address database of the ONU according to the user data packet MAC+VLAN, and obtains the user port of the ONU, thereby implementing centralized IPTV control on the OLT side.
  • the processing steps on the OLT side are as follows: 1. The user initiates a PPPOE interaction, and the PPPOE protocol processing module of the OLT side extracts the Option 82 field and analyzes the user port of the ONU; 2.
  • the PPPOE protocol processing module according to the MAC+VLAN of the user data packet, the OLT+ONU+ user port of the 4 bar, is put into the MAC address database of the ONU; and 3. After the user obtains the IP address, the IGMP Join packet is initiated, and the OLT terminal The IGMP protocol processing module queries the MAC address database of the ONU according to the user data packet MAC+VLAN, and obtains the user port of the ONU, thereby implementing centralized IPTV control on the OLT side.
  • 4 is a block diagram of an IPTV service centralized control device 400 according to the present invention. As shown in FIG.
  • the device includes: a user information sending unit 402, when a user initiates a service interaction, acquiring user port information of the user, placing the user port information into an interaction distribution protocol packet, and transmitting the information to the optical line terminal;
  • the information generating unit 404 is configured to extract user port information according to the received interaction distribution protocol packet, and generate peer association information according to the user port information, and then put the generated peer association information into an index by using the data packet identifier as an index.
  • a media access control address database a media access control address database
  • a service interaction unit 406 configured to: when the optical line terminal receives the IPTV service request packet sent by the user port of the optical line terminal, query the media access control address database according to the data packet identifier to obtain the user
  • the port information enables centralized control of the optical line terminal to the user port on the optical network unit side.
  • the interaction distribution protocol package is: a PPPOE protocol packet or a DHCP protocol packet.
  • the peer association information is associated information about the optical line terminal, the optical network unit, and the user port information.
  • the service interaction unit 406 is further configured to: when the user port of the optical line terminal sends the IPTV service request packet carrying the user port information to the optical line terminal, query the media access control address database according to the user port information to obtain User port information.
  • the device of the present invention may further include: a database establishing unit, configured to establish, in the optical line terminal, a media access control address database for the optical network unit, wherein the index of the media control database is a data packet identifier.
  • the IPTV service request packet is: an IGMP protocol packet or a report packet, and the data packet identifier is MAC+VLAN information.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Small-Scale Networks (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Description

IPTV业务集中控制方法和装置 技术领域 本发明涉及 xPON网络通信领域， 更具体地， 涉及一种 IPTV业务集中 控制方法和装置， 用于在 xPON网络中， 使光线路终端对光网络单元侧的用 户端口进行集中控制。 背景技术 随着 xPON技术的发展， 得益于 xPON的高带宽， IPTV业务也等到了 迅速的发展， 根据 IPTV实际使用场景， 采用 OLT端集中控制的方式是一个 主流的业务控制方式， 但是用户 IGMP Join包经过 ONU后， 并没有协议字 段携带用户端口，所以 OLT端如何识别出 ONU的用户端口，是一个关系 IPTV 业务应用的关键问题。 针对这个问题，中国电信的 EPON互通规范提出在 ONU上给 IGMP Join 包加上 CVLAN, 用来标识 ONU的用户端口的方式， 实现 OLT端对 ONU的 用户口的标识，但是这样的技术在实际組网不够灵活，不同厂家 ONU和 OLT 之间的对接也存在兼容性的问题。 发明内容 鉴于上述问题， 本发明提供了一种 IPTV业务集中控制方法和装置， 使 用 ONU的 PPPOE+和 DHCP Option82协议中携带的用户端口信息， 在 OLT 上实现 IPTV对 ONU用户端口识別 , 从而实现 OLT集中式 IPTV业务控制。 根据本发明的一个方面， 提供了一种 IPTV业务集中控制方法， 包括以 下步骤： 步骤一， 当用户发起业务交互时， 光网络单元获取用户的用户端口 信息， 将用户端口信息放入交互分配协议包中然后发送给光线路终端； 步 二， 居接收到的交互分配协议包， 光线路终端提取用户端口信息， 并根据 用户端口信息来生成对端关联信息； 步骤三， 光线路终端以数据包标识为索 引来将生成的对端关联信息放入媒体接入控制地址数据库； 以及步骤四， 当 接收到光线路终端的用户端口发送的 IPTV业务请求包时， 光线路终端 居 数据包标识来查询媒体接入控制地址数据库以荻得用户端口信息， 从而实现 了光线路终端对光网络单元侧的用户端口的集中控制。 其中， 交互分配协议包为： PPPOE协议包或 DHCP协议包。 对端关联 信息是关于光线路终端、 光网络单元、 和用户端口信息的关联信息。 在步骤四中，当光线路终端的用户端口向光线路终端发送携带有用户端 口信息的 IPTV业务请求包时， 执行以下处理： 光线路终端才艮据用户端口信 息来查询媒体接入控制地址数据库以获得用户端口信息， 从而实现了光线路 终端对光网络单元侧的用户端口的集中控制。 在步骤一之前， 该方法还包括： 在光线路终端中， 为光网络单元建立一 个媒体接入控制地址数据库， 其中， 媒体控制数据库的索引为数据包标识。 IPTV业务请求包为： IGMP协议包或报告包，以及数据包标识为 MAC+VLAN 信息。 本发明还提供了一种 IPTV业务集中控制装置， 包括： 用户信息发送单 元， 用户当用户发起业务交互时， 获取用户的用户端口信息， 将用户端口信 息放入交互分配协议包中然后发送给光线路终端； 关联信息生成单元， 用于 根据接收到的交互分配协议包 , 提取用户端口信息， 并根据用户端口信息来 生成对端关联信息， 然后以数据包标识为索引来将生成的对端关联信息放入 媒体接入控制地址数据库； 以及业务交互单元， 用于当光线路终端接收到光 线路终端的用户端口发送的 IPTV业务请求包时， 才 据数据包标识来查询媒 体接入控制地址数据库以获得用户端口信息， 从而实现了光线路终端对光网 络单元侧的用户端口的集中控制。 其中， 交互分配协议包为： PPPOE协议包或 DHCP协议包。 对端关联 信息是关于光线路终端、 光网络单元、 和用户端口信息的关联信息。 另外 ,业务交互单元还可以用于当光线路终端的用户端口向光线路终端 发送携带有用户端口信息的 IPTV业务请求包时， 居用户端口信息来查询 媒体接入控制地址数据库以获得用户端口信息。 本发明的装置还可以包括： 数据库建立单元， 用于在光线路终端中， 为 光网络单元建立一个媒体接入控制地址数据库， 其中， 媒体控制数据库的索 引为数据包标识。 其中， IPTV业务请求包为： IGMP协议包或 ^艮告包， 以及数据包标识 为 MAC+VLAN信息。 因而， 通过本发明， 可以成功解决 xPON网络下一个 ONU下多个用户 端口， 接不同的机顶盒， 各自机顶盒又需要不同 IPTV业务权限控制， 解决 了 ONU用户端口识别的关键问题。 对于 xPON的商业大规模应用有着关键 的意义，并且对 xPON加远端小 DSLAM的 OLT+小 DSLAM的组网条件下， OLT端集中 IPTV控制也具有决定性作用。 本发明的其它特征和优点将在随后的说明书中阐述， 并且，部分地从说 明书中变得显而易见， 或者通过实施本发明而了解。 本发明的目的和其他优 点可通过在所写的说明书、 权利要求书、 以及附图中所特别指出的结构来实 现和获得。 附图说明 附图用来提供对本发明的进一步理解， 并且构成说明书的一部分， 与本 发明的实施例一起用于解释本发明， 并不构成对本发明的限制。 在附图中： 图 1是根据本发明的 IPTV业务集中控制方法的流程图； 图 2是 xPON网路中使用 ONU的 PPPOE+和 DHCP Option82实现 OLT 的集中式 IPTV业务控制的组网图； 图 3是在图 2的组网环境下在 OLT侧实现 IPTV业务集中控制的示意图； 以及 图 4是根据本发明的 IPTV业务集中控制装置的框图。 具体实施方式 以下结合附图对本发明的优选实施例进行说明，应当理解，此处所描述 的优选实施例仅用于说明和解锋本发明， 并不用于限定本发明。 图 1是根据本发明的 IPTV业务集中控制方法的流程图。 如图 1所示， 包括以下步骤： 步綠 S102, 当用户发起业务交互时， 光网络单元获取用户的用户端口 信息， 将用户端口信息放入交互分配协议包中然后发送给光线路终端； 步骤 S104, 根据接收到的交互分配协议包， 光线路终端提取用户端口 信息， 并根据用户端口信息来生成对端关联信息； 步骤 S106, 光线路终端以数据包标识为索引来将生成的对端关联信息 放入媒体接入控制地址数据库； 以及 步骤 S108, 当接收到光线路终端的用户端口发送的 IPTV业务请求包 时， 光线路终端根据数据包标识来查询媒体接入控制地址数据库以获得用户 端口信息， 从而实现了光线路终端对光网络单元侧的用户端口的集中控制。 其中， 交互分配协议包为： ΡΡΡΟΕ协议包或 DHCP协议包。 对端关联 信息是关于光线路终端、 光网络单元、 和用户端口信息的关联信息。 在步骤 S108中， 当光线路终端的用户端口向光线路终端发送携带有用 户端口信息的 IPTV业务请求包时， 执行以下处理： 光线路终端根据用户端 口信息来查询媒体接入控制地址数据库以获得用户端口信息， 从而实现了光 线路终端对光网络单元侧的用户端口的集中控制。 在步驟 S102之前， 该方法还包舌： 在光线路终端中， 为光网络单元建 立一个媒体接入控制地址数据库， 其中， 媒体控制数据库的索引为数据包标 识。 IPTV 业务请求包为： IGMP 协议包或报告包， 以及数据包标识为 MAC+VLAN信息。 因而， 在本发明中， 首先根据用户机顶盒获取 IP地址的方式， 在 ONU 上打开 PPPOE+或 DHCP option82功能，通过 Option82协议字段携带的 ONU 的用户端口信息。 其次， 在 OLT上提取 PPPOE和 DHCP字段， 提取 Option82字段， 解 析出 ONU 用户端口信息， 然后根据数据包的 MAC+VLAN 字段， 建立和 OLT+ONU+用户端口信息关联关系。 然后， 对于用户机顶盒的 IGMP Join或者 report包， 在 OLT上， 根据 数据包的 MAC+VLAN, 找到这个用户 ONU的端口信息， 实现 IPTV业务控 制。 在 OLT端上的具体实现方案为，首先要建立一个 ONU的 MAC地址数 据库， 索引为 MAC+VLAN, 每个条目包含 OLT+ONU+用户端口。 OLT上实 现对用户侧 PPPOE和 DHCP协议处理， 提取 Option82字段中的用户端口信 息， 放入 ONU的 MAC地址数据库。 在接入侧 IGMP十办议处理中 , 居 IGMP的 MAC + VLAN, 获取 ONU 的用户端口， 实现 IPTV业务对用户端口的识别，从而实现 OLT集中式 IPTV 控制。 图 2是 xPON网路中使用 ONU的 PPPOE+和 DHCP Option82实现 OLT 的集中式 IPTV业务控制的組网图。 图 3是在图 2的组网环境下在 OLT侧实 现 IPTV业务集中控制的示意图。 以下接合图 2和图 3来进行详细描述。 在图 3中， 具体包括如下组成部分：
ONU的 MAC地址数据库， 以用户 MAC+VLAN为索引， 每个条目中 有 OLT+ONU+用户端口信息； PPPOE协议处理， 处理用户侧 PPPOE包， 提取 Option82字段， 分析出
ONU的 ONU端口，然后以用户数据包的 MAC+VLAN为索引，4巴 OLT+ONU+ 用户端口信息放入 ONU的 MAC地址数据库；
DHCP协议处理， 处理用户侧 DHCP包， 提取 Option82字段， 分析出 ONU的 ONU端口，然后以用户数据包的 MAC+VLAN为索引， 4巴 OLT+ONU+ 用户端口信息放入 ONU的 MAC地址数据库； 以及
IGMP 协议处理， 处理用户侧 IGMP 包， 才艮据用户数据包的 MAC+VLAN, 到 ONU的 MAC地址数据库， 或则 ONU的用户端口信息， 从而实现 OLT端的 IPTV集中式控制。 参考图 3 , 如果用户 IP地址采用 DHCP方式获取， 则在 OLT端上的处 理步骤如下： 一、用户发起 DHCP交互， OLT端的 DHCP协议处理模块 ,提取 Option82 字段， 分析出 ONU的用户端口； 二、 DHCP 协、议处理模块根据用户数据包的 MAC+VLAN, 把相关的 OLT+ONU+用户端口， 放入 ONU的 MAC地址数据库； 以及 三、 用户获得 IP地址后， 发起 IGMP Join包， OLT端 IGMP协议处理 模块， 根据用户数据包 MAC+VLAN, 查询 ONU的 MAC地址数据库， 获得 ONU的用户端口， 从而实现 OLT端的集中式 IPTV控制。 另夕卜， 如果用户 IP地址采用 PPPOE方式获取， 则在 OLT端上的处理 步骤:^下： 一、 用户发起 PPPOE 交互， OLT 端的 PPPOE 协议处理模块， 提取 Option82字段， 分析出 ONU的用户端口； 二、 PPPOE协议处理模块， 根据用户数据包的 MAC+VLAN, 4巴相关 的 OLT+ONU+用户端口， 放入 ONU的 MAC地址数据库； 以及 三， 用户获得 IP地址后， 发起 IGMP Join包， OLT端 IGMP协议处理 模块， 根据用户数据包 MAC+VLAN, 查询 ONU的 MAC地址数据库， 获得 ONU的用户端口， 从而实现 OLT端的集中式 IPTV控制。 图 4是才艮据本发明的 IPTV业务集中控制装置 400的框图。如图 4所示， 该装置包括： 用户信息发送单元 402, 用户当用户发起业务交互时， 获取用 户的用户端口信息， 将用户端口信息放入交互分配协议包中然后发送给光线 路终端； 关联信息生成单元 404， 用于根据接收到的交互分配协议包， 提取 用户端口信息， 并根据用户端口信息来生成对端关联信息， 然后以数据包标 识为索引来将生成的对端关联信息放入媒体接入控制地址数据库； 以及业务 交互单元 406 , 用于当光线路终端接收到光线路终端的用户端口发送的 IPTV 业务请求包时， 根据数据包标识来查询媒体接入控制地址数据库以获得用户 端口信息， 从而实现了光线路终端对光网络单元侧的用户端口的集中控制。 其中， 交互分配协议包为： PPPOE协议包或 DHCP协议包。 对端关联 信息是关于光线路终端、 光网络单元、 和用户端口信息的关联信息。 另夕卜，业务交互单元 406还可以用于当光线路终端的用户端口向光线路 终端发送携带有用户端口信息的 IPTV业务请求包时， 根据用户端口信息来 查询媒体接入控制地址数据库以获得用户端口信息。 本发明的装置还可以包括： 数据库建立单元， 用于在光线路终端中， 为 光网络单元建立一个媒体接入控制地址数据库， 其中， 媒体控制数据库的索 引为数据包标识。 其中， IPTV业务请求包为： IGMP协议包或报告包， 以及数据包标识 为 MAC+VLAN信息。 综上所述， 采用本发明的技术方案， 可以成功解决 xPON 网络下一个 ONU下多个用户端口， 接不同的机顶盒， 各自机顶盒又需要不同 IPTV业务 权限控制， 解决了 ONU用户端口识别的关键问题。 对于 xPON的商业大规 模应用有着关键的意义，并且对 xPON加远端小 DSLAM的 OLT+小 DSLAM 的组网条件下， OLT端集中 IPTV控制也具有决定性作用。 以上仅为本发明的优选实施例而已， 并不用于限制本发明，对于本领域 的技术人员来说， 本发明可以有各种更改和变化。 凡在本发明的 4青神和原则 之内， 所作的任何修改、 等同替换、 改进等， 均应包含在本发明的保护范围 之内。

Claims

权 利 要 求 书
1. 一种 IPTV业务集中控制方法， 用于在 xPON 网络中， 使光线路终端对 光网络单元侧的用户端口进行集中控制， 其特征在于， 包括以下步 ： 步驟一， 当用户发起业务交互时， 所述光网络单元获取所述用户的 用户端口信息 , 将所述用户端口信息放入交互分配协议包中然后发送给 所述光线路终端；
步驟二， 根据接收到的所述交互分配协议包， 所述光线路终端提取 所述用户端口信息， 并 >据所述用户端口信息来生成对端关联信息； 步 三，所述光线路终端以数据包标识为索引来将生成的所述对端 关联信息放入所述媒体接入控制地址数据库； 以及
步骤四， 当接收到所述光线路终端的所述用户端口发送的 IPTV业 务请求包时， 所述光线路终端#>据所述数据包标识来查询所述媒体接入 控制地址数据库以获得所述用户端口信息 > 从而实现了所述光线路终端 对所述光网络单元侧的用户端口的集中控制。
2. ^据权利要求 1 所述的方法， 其特征在于， 所述交互分配协议包为： PPPOE协议包或 DHCP协议包。
3. 根据权利要求 1所述的方法， 其特征在于， 所述对端关联信息是关于所 述光线路终端、 所述光网络单元、 和所述用户端口信息的关联信息。
4. 才艮据权利要求 1所述的方法， 其特征在于， 在所述步骤四中， 当所述光 线路终端的所述用户端口向所述光线路终端发送携带有所述用户端口信 息的所述 IPTV业务请求包时， 执行以下处理：
所述光线路终端根据所述用户端口信息来查询所述媒体接入控制 地址数据库以获得所述用户端口信息， 从而实现了所述光线路终端对所 述光网络单元侧的用户端口的集中控制。
5. 根据权利要求 1所述的方法， 其特征在于， 在所述步骤一之前， 还包括： 在所述光线路终端中，为所述光网络单元建立一个媒体接入控制地 址数据库，
其中， 所述媒体控制数据库的索引为所述数据包标识。
6. 根据前述权利要求中任一项所述的方法， 其特征在于， 所述 IPTV业务请求包为： IGMP协议包或 4艮告包， 以及 所述数据包标识为 MAC+VLAN信息。
7. 一种 IPTV业务集中控制装置， 用于在 xPON网络中， 使光线路终端对 光网络单元侧的用户端口进行集中控制， 其特征在于， 包括：
用户信息发送单元， 用户当用户发起业务交互时， 获取所述用户的 用户端口信息， 将所述用户端口信息放入交互分配协议包中然后发送给 所述光线路终端；
关联信息生成单元， 用于根据接收到的所述交互分配协议包， 提取 所述用户端口信息， 并根据所述用户端口信息来生成对端关联信息， 然 后以数据包标识为索引来将生成的所述对端关联信息放入所述媒体接入 控制地址数据库； 以及
业务交互单元，用于当所述光线路终端接收到所述光线路终端的所 述用户端口发送的 IPTV业务请求包时， 才 据所述数据包标识来查询所 述媒体接入控制地址数据库以获得所述用户端口信息， 从而实现了所述 光线路终端对所述光网络单元侧的用户端口的集中控制。
8. 根据权利要求 7 所述的装置， 其特征在于， 所述交互分配协议包为： PPPOE协议包或 DHCP协议包。
9. 根椐权利要求 7所述的装置， 其特征在于， 所述对端关联信息是关于所 述光线路终端、 所述光网络单元、 和所述用户端口信息的关联信息。
10. 根据权利要求 7所述的装置， 其特征在于， 所述业务交互单元还用于当 所述光线路终端的所述用户端口向所述光线路终端发送携带有所述用户 端口信息的所述 IPTV业务请求包时， >据所述用户端口信息来查询所 述媒体接入控制地址数据库以获得所述用户端口信息。
11. 根据权利要求 7所述的装置， 其特征在于， 还包括：
数据库建立单元， 用于在所述光线路终端中， 为所述光网络单元建 立一个媒体接入控制地址数据库，
其中， 所述媒体控制数据库的索引为所述数据包标识。 根据权利要求 8至 11中任一项所述的装置， 其特征在于， 所述 IPTV业务请求包为： IGMP协议包或报告包， 以及 所述数据包标识为 MAC+VLAN信息。
PCT/CN2007/003970 2007-12-29 2007-12-29 Iptv业务集中控制方法和装置 WO2009086676A1 (zh)

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