CN205945764U - Automatic is C issued to accuracy management system of CMTS equipment configuration file - Google Patents

Abstract

The utility model discloses an automatic is C issued to accuracy management system of CMTS equipment configuration file, include: C CMTS equipment, professional switch, BRAS server, router, DHCPTFTP server, wherein, C CMTS equipment is used for sending DHCP discovery request message with the broadcast mode, is professional switch used for disposing C the professional VLAN label of DHCP relaying of CMTS equipment, is the BRAS server used for C the DHCP discovery request conversion of the message one -tenth DHCP clean culture request message of CMTS equipment broadcasting erupts simultaneously and gives DHCPTFTP the server to and response the message with the DHCPTFTP server and pass on to the appointed port of professional switch, the DHCPTFTP server is used for receiving and matcing DHCP clean culture request message to is the accuracy issued different port pre -prepared and is put the file to corresponding C CMTS equipment. The utility model discloses a management system easy operation practices thrift the field operation time, reduces to field operation's environmental requirement with to operating personnel's technical requirement, fit for big C in batches the deployment of CMTS equipment is opened and operation maintenance work.

Description

Automatically accurately issue the management system of C-CMTS device configuration file

Technical field

This utility model is related to broadcast television communications technology, more particularly, to automatically accurately issues C-CMTS device configuration file Management system.

Background technology

The fast development of communication technology and broadcast television technique is so that cable television network forward direction Next generation broadcasting network mistake Cross.With business development, user puts forward higher requirement to cable TV network quality and bearing capacity, cable TV network Needs are digitized and bidirectional transformation.C-DOCSIS is the broadband access technology based on cable TV network, is capable of Big bandwidth is registered one's residence, and carries the integrated services such as video, voice-and-data, can be with the bandwidth bottleneck of effectively solving broadcasting and TV bilateral construction net Problem, meets the demand to the integration of three networks for the user.In C-DOCSIS system architecture, C-CMTS equipment is as C-DOCSIS head End, connects Coaxial distribution network network and aggregation networks, is responsible for the data forwarding between them, by aggregation networks access carrier Operation system, configuration system and NMS.

Current application deployment in, C-CMTS equipment major deployments wired city TV's network cities and counties' general headend machine room, On secondary front end and optical node, and it is deployed in Rural Cable Television Network more dispersion, remote small towns machine room and village On the node of village, mainly to configure C-CMTS using following three kinds of modes：

3.1 local serial modes

Configurating terminal is connected with C-CMTS equipment by serial ports and signs in C-CMTS equipment, realizes locally joining to equipment Put and open and maintenance management.

There is problems with which：

1. require technical professional's execute-in-place.

2. for the equipment being deployed in dispersion, remote small towns machine room and village village node, technical staff cannot the very first time To scene using local serial mode operation.

3.2 outband management mouth modes

Configurating terminal signs in C-CMTS equipment by the outband management interface of C-CMTS equipment in Telnet mode, realizes Configuration to equipment is opened and maintenance management.

There is problems with which：

1. precondition is to must first go through the management IP that local serial mode has configured C-CMTS equipment.

2. for the equipment being deployed in dispersion, remote small towns machine room and village village node, technical staff cannot the very first time To scene using local serial mode operation.

3.3 in-band management mouth modes

Configurating terminal signs in C-CMTS equipment by the in-band management interface of C-CMTS equipment in Telnet mode, realizes Configuration to equipment is opened and maintenance management.

There is problems with which：

1. precondition is equally to must first go through the management IP that local serial mode has configured C-CMTS equipment.

2. for the equipment being deployed in dispersion, remote small towns machine room and village village node, technical staff cannot the very first time To scene using local serial mode operation.

Above-mentioned three kinds of modes are required for carrying out locally configured C-CMTS equipment by serial ports, thus there is the skill requiring specialty The problem of art personnel on site operation, this leads to high cost, the inefficiency installing new equipment.

Utility model content

The purpose of this utility model is for drawbacks described above of the prior art, provides and automatically accurately issues C-CMTS and set The management system of standby configuration file.

For realizing above-mentioned utility model purpose, this utility model employs following technical scheme：Automatically accurately issue C- The management system of CMTS device configuration file, including：C-CMTS equipment, service switch, BRAS server, router, DHCP/ Tftp server；The unified internal layer service VLAN of described C-CMTS equipment solidification, sends DHCP with broadcast mode and finds request report Literary composition, this DHCP finds to carry option60 label in request message；Described service switch and the first line of a couplet port of C-CMTS equipment Electrical connection, for configuring the DHCP relay service VLAN label of C-CMTS equipment；Described BRAS server is dynamo-electric with operation exchange Connect, for the DHCP of C-CMTS device broadcasts is found that request message is converted into DHCP unitcast request message and is sent to DHCP/TFTP server, and for DHCP/TFTP server response message being transferred to the designated port of service switch, Wherein, option60 label and option82 option are carried in DHCP unitcast request message；Described router and BRAS server Electrical connection；Described DHCP/TFTP server is electrically connected with router, and its storage inside has a large amount of provisioning file, and it is used for connecing Receive the DHCP unitcast request message that sends of BRAS server, by comparing option60 label and option82 option, DHCP from Find corresponding provisioning file in DHCP/TFTP server, corresponding provisioning file is automatically issued to by C- by TFTP CMTS equipment.

Additionally, this utility model also provides attached technical scheme as follows：

C-CMTS equipment supplier's category identifier information and file type is carried in described option60 label.

Port numbering and the port static address of service switch is carried in described option82 option.

Described service switch is based on different port, stamps difference to described C-CMTS equipment identical internal layer service VLAN Outside VLAN, constitutes different QINQ marks.

Described service switch is front-end business switch or point end service switch.

Include in the provisioning file of described DHCP/TFTP server internal service switch port static address and C-CMTS equipment supplier's category identifier information and file type.

Compared to prior art, advantage of the present utility model is：Disclose one kind and automatically accurately issue C-CMTS equipment The management system of configuration file, this management system mainly includes C-CMTS equipment, service switch, BRAS server, router With DHCP/TFTP server, this management system is simple to operate, either installs and opens new equipment or maintenance is changed with setting Standby, even change another one different manufacturers, the equipment of different brands model, all can achieve equipment plug and play, great Liang Jie About field operation time, reduces the environmental requirement to execute-in-place and the technical requirements to operator, is especially suitable for large quantities of The deployment of amount C-CMTS equipment is opened and operation maintenance work.

Brief description

Fig. 1 is that the representative network automatically accurately issuing the management system of C-CMTS device configuration file of the present utility model is opened up Flutter figure.

Fig. 2 is that the operating process automatically accurately issuing the management system of C-CMTS device configuration file of the present utility model is shown It is intended to.

Reference：1-DHCP/TFTP server, 2- router, 3-BRAS server, 4- service switch, 5-C- CMTS equipment, 6- cable modem, 7- user terminal.

Specific embodiment

Below in conjunction with preferred embodiment and its accompanying drawing, technical solutions of the utility model are made nonrestrictive detailed further Explanation.

See figures.1.and.2, management system of the present utility model mainly includes C-CMTS equipment 5, service switch 4, BRAS Server 3, router 2 and DHCP/TFTP server 1.

C-CMTS equipment 5 has following characteristics：DHCP automatically configures function, and Default Value is opened for default feature, solidification Unified service VLAN；Support TFTP agreement, enable the download of TFTP configuration file, long-distance Log server function；Support snmp protocol, Device parameter is provided to extract interface；Support DHCP protocol, dispatch from the factory and carry option60 label, different vendor's option60 label is bright Aobvious differentiation.

Service switch 4 is front-end business switch or point end service switch.There are following characteristics：Configuration data VLAN Label, is docked with C-CMTS equipment first line of a couplet FPDP, realizes exchanging with router data；In the DHCP of configuration C-CMTS equipment Continue service VLAN label, and the DHCP application of C-CMTS equipment completes unicast forwarding function, option by mating this service VLAN 82 information are forwarded to DHCP/TFTP server also by this service VLAN.

Bras server 3 has following characteristics：Configuration DHCP relay agent feature, sends out the broadcast DHCP of C-CMTS equipment Existing request message is converted into DHCP unitcast request message, and is sent to DHCP/TFTP server；DHCP request in C-CMTS equipment Add option 82 option in message；DHCP/TFTP server response message is handed to the designated port of service switch.

DHCP/TFTP server 1 has following characteristics：Support the configuration file batch upload of C-CMTS equipment, and with solid Determine name format and be stored in DHCP/TFTP server；Support that address pool divides and option67 classifier rules；Support option 82 functions, according to be pre-configured with option 82 information distribution in strategy and message specify static address and other configurations information to Client；Identification different vendor option60 label, can issue correspondence by TFTP and sets according to option 82 match information automatically Standby configuration file.

Realize the comprising the following steps that of method that C-CMTS equipment obtains configuration parameter automatically using this management system：

1) upload in DHCP/TFTP server and preserve a large amount of provisioning file, often a provisioning file includes business Switch ports themselves static address and C-CMTS equipment supplier's category identifier information and file type, such as provisioning file Format standard be 192-168-1-5_TMS.txt, the static address that wherein " 192-168-1-5 " defines issued configuration is For 192.168.1.5, " _ TMS.txt " defines the affiliated manufacturer of C-CMTS device configuration and file type, same static address Address need to configure the configuration file of multiple different vendors, because a port of service switch is possible to insert different manufacturers Equipment.

2) installation number of the C-CMTS equipment that DHCP/TFTP server is planned according to each service switch, definition Corresponding address tankage, carries out delineation of activities on Bras server simultaneously.

3) on Bras server configuration service VLAN DHCP relay forwarding capability, open option82 message information Definition description forwarding capability.

4) service VLAN of service switch definition must be connected with DHCP/TFTP server with relaying VLAN, C-CMTS Internal layer service VLAN that equipment carries and the outside VLAN that switch is stamped constitute different Q INQ mark, real by this mark Now distinguish the first line of a couplet port of every C-CMTS equipment.

5) in the configuration of C-CMTS equipment, related option60 label must be mated with DHCP/TFTP server configures, The VLAN of DHCP solidification simultaneously must be identical with the external standard VLAN of Bras server definition.

6), after the completion of C-CMTS device power-on, automatically in solidification VLAN, DHCP can be sent with broadcast mode and find request report Literary composition.

7) broadcasting packet of C-CMTS equipment is converted into the form of unicast message and refers to by the relay function of Bras server To DHCP/TFTP server, and self-defined service switch port optin82 information is it is intended that be the outer target form of VLAN.

8), after DHCP/TFTP server receives request, in effective address pool range, coupling option82 information institute is right The static address configuration answered.For example, the information that option82 is mated is VLAN801 port 1, and static address is 192.168.1.5/24 Static Configuration Files, the VLAN801 port 1 that is, C-CMTS equipment configures from switch is accessed Afterwards, C-CMTS equipment obtains management address is exactly 192.168.1.5, that is, complete the process of DHCP.

9), while completing option82 coupling, it is corresponding that DHCP/TFTP server can compare C-CMTS equipment Option60 label, and search corresponding configuration file under the sorted group of place.For example, installation be TMS C-CMTS equipment, Its option60 is " C-CMTS* ", this label of DHCP/TFTP server matches, query configuration file from corresponding sorted group The file name of entitled " $ IP_TMS.txt ".Static address 192.168.1.5 and option60 according to option82 coupling The configuration file type of " the $ IP_TMS.txt " of coupling, DHCP can find pre-configured file from DHCP/TFTP server " 192-168-1-5_TMS.txt ", is handed down to C-CMTS equipment by TFTP, that is, complete the TFTP of C-CMTS device configuration reception Process.

10) C-CMTS equipment confirms that provisioning file receives, and is then automatically imported provisioning file, completes entirely to configure Journey.

11) only retain solidification VLAN and solidification static address after the initialization of C-CMTS equipment, therefore change when each or Restart C-CMTS equipment, all can automatically download corresponding up-to-date configuration file from DHCP/TFTP server.

In sum, the management system operation letter automatically accurately issuing C-CMTS device configuration file of the present utility model Single, by this management system, either install and open new C-CMTS equipment or maintenance is changed with C-CMTS equipment, even It is to change another one different manufacturers, the C-CMTS equipment of different brands model, all can achieve C-CMTS equipment plug and play, greatly Amount has saved field operation time, reduces the environmental requirement to execute-in-place and the technical requirements to operator, is especially suitable for The deployment of high-volume C-CMTS equipment is opened and operation maintenance work.

It is pointed out that above-mentioned preferred embodiment only illustrates technology design of the present utility model and feature, its purpose It is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, this reality can not be limited with this With new protection domain.All equivalence changes made according to this utility model spirit or modification, all should cover in this reality Within new protection domain.

Claims (6)

1. a kind of management system automatically accurately issuing C-CMTS device configuration file is it is characterised in that include：C-CMTS sets Standby, service switch, BRAS server, router, DHCP/TFTP server；

The unified VLAN of DHCP application message solidification to its own for the described C-CMTS equipment, sends DHCP with broadcast mode and finds to ask Seek message, this DHCP finds to carry option60 label in request message；

Described service switch is electrically connected with the first line of a couplet port of C-CMTS equipment, for configuring the DHCP relay industry of C-CMTS equipment Business VLAN tag；

By the DHCP of C-CMTS device broadcasts, described BRAS server and operation exchange mechatronics, for finding that request message turns Change DHCP unitcast request message into and be sent to DHCP/TFTP server, and be used for DHCP/TFTP server response message It is transferred to the designated port of service switch, wherein, in DHCP unitcast request message, carry option60 label and option82 Option；

Described router is electrically connected with BRAS server；

Described DHCP/TFTP server is electrically connected with router, and its storage inside has a large amount of provisioning file, and it is used for receiving The DHCP unitcast request message that BRAS server sends, by comparing option60 label and option82 option, DHCP from Find corresponding provisioning file in DHCP/TFTP server, corresponding provisioning file is automatically issued to by C- by TFTP CMTS equipment.

2. the management system automatically accurately issuing C-CMTS device configuration file according to claim 1 it is characterised in that C-CMTS equipment supplier's category identifier information and file type is carried in described option60 label.

3. the management system automatically accurately issuing C-CMTS device configuration file according to claim 1 it is characterised in that Port numbering and the port static address of service switch is carried in described option82 option.

4. the management system automatically accurately issuing C-CMTS device configuration file according to claim 1 it is characterised in that Described service switch is based on different port, stamps different outer layers to described C-CMTS equipment identical internal layer service VLAN VLAN, constitutes different QINQ marks.

5. the management system automatically accurately issuing C-CMTS device configuration file according to claim 1 it is characterised in that Described service switch is front-end business switch or point end service switch.

6. the management system automatically accurately issuing C-CMTS device configuration file according to claim 1 it is characterised in that Include service switch port static address in the provisioning file of described DHCP/TFTP server internal and C-CMTS sets Standby supplier's category identifier information and file type.