CN101204041A - In-band managing method of asymmetry numeral subscriber line local side user unit - Google Patents
In-band managing method of asymmetry numeral subscriber line local side user unit Download PDFInfo
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- CN101204041A CN101204041A CNA2005800501540A CN200580050154A CN101204041A CN 101204041 A CN101204041 A CN 101204041A CN A2005800501540 A CNA2005800501540 A CN A2005800501540A CN 200580050154 A CN200580050154 A CN 200580050154A CN 101204041 A CN101204041 A CN 101204041A
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- subscriber unit
- local side
- master control
- control system
- side subscriber
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
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- 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
- H04L41/34—Signalling channels for network management communication
Abstract
An in-band management method of the asymmetrical digital subscriber line (ADSL) terminal unit includes: converting the private management message of the terminal unit to the normative standard interface message by bearing the middleware over the internal communication protocol of the terminal unit, thereby providing the uniform standard interface for the upper application. The present invention resolves the problem that managing the different terminal unit needs realize the different managing interface in the main control side and realizes using the uniform interface to manage the various terminal unit of different format.
Description
The in-band management method and technology field of ADSL local side subscriber unit
The present invention relates to data communication field, more particularly to one kind manages the solution of ADSL local side subscriber unit by in-band method in Digital Subscriber Line Access Multiplexer system.Background technology
With the popularization of DSL (digital subscriber line, Digital Subscriber Line) technology, design production ATUC (ATUC: ADSL Terminal Unit at the service provider site;ADSL local side subscriber unit）Producer it is more and more, for these ATUC management, it is outer and with interior two kinds of way to manages that each producer provides band.
Way to manage the more commonly used at present is the way to manage outside band, i.e. DSLAM (Digital Subscriber Line Access Multiplexers）Producer increases a piece of microprocessor on ATUC and is connected to the mode being managed on ATUC HPI.Because the management interface that various ATUC producers provide is different, so DSLAM producers are necessary for different nest plates and design different management interfaces, the reusability of design is greatly reduced, the R＆D costs of DSLAM producers are increased.
In-band method manages ATUC, i.e., be managed by ATUC service channel, because current ATUC service channels all pass through the unified UTOPIA (physical interfaces of the global tests of ATM Level 3 and operation）Interface is realized, it is possible to greatly simplify the Interface design of DSLAM producers.Current ATUC manufacturers both provide the function of in-band management, but its internal communication protocol is different, if without unitized processing for DSLAM producers, it is desired nonetheless to realize different Software for Design for different ATUC.
Therefore need to provide a kind of in-band management solution for unitizing to ATUC, including hardware interface and software interface, so that the master control system of DSLAM producers can be realized by unified interface carries out in-band management to different ATUC.Disclosure of the invention
The technical problems to be solved by the invention are to provide a kind of in-band management method of ADSL local side subscriber unit, solution manages different ATUC at present to be needed to realize different management interfaces in master control side, it is impossible to realize the technical problem of the ATUC with a variety of isomeries of same interface management.
For achieving the above object, the invention provides a kind of ADSL local side subscriber unit
In-band management method, its feature is, by way of carrying middleware on the internal communication protocol in the local side subscriber unit, the privately owned management message for converting the local side subscriber unit is the standard interface message of specification, so as to provide upper layer application unified standard interface.
Above-mentioned method, its feature is that master control system calls corresponding management information bank data value by the standard interface, to complete the management to the local side subscriber unit.
Above-mentioned method, its feature is, is contacted between the master control system and the local side subscriber unit by ATM physical layers, and the master control system side includes：It is successively set on master control system layer of PVC in the ATM physical layers, master control system ATM Adaptation Layer, master control system DCP protocol layers, middleware, snmp protocol layer；The local side subscriber unit side includes：It is successively set on subscriber unit layer of PVC in the ATM physical layers, subscriber unit ATM Adaptation Layer, subscriber unit DCP protocol layers, privately owned management message layer；The master control system is operated in snmp protocol layer, and by the middleware, the standard mib operation of upper layer application is converted into the privately owned management message of the local side subscriber unit and the subscriber unit DCP protocol layers are sequentially forwarded to by the master control system DCP protocol layers.
Above-mentioned method, its feature is that the subscriber unit layer of PVC is automatically created after local side subscriber unit startup, and the master control system layer of PVC creates for dynamic flexible.
Above-mentioned method, its feature is, the master control system ATM Adaptation Layer, using AAL0 or AAL5 encapsulation modes, and management passage between the master control system and the local side subscriber unit set up after the master control system can change the encapsulation mode of the subscriber unit ATM Adaptation Layer.
Above-mentioned method, its feature is, is contacted between the master control system and the local side subscriber unit by ATM physical layers including a Topology Discovery step：The local side subscriber unit reports the relevant information of oneself in system initialization process, and the master control system is confirmed after the relevant information, and interconnected relationship is set up with the local side subscriber unit.
Above-mentioned method, its feature is that the relevant information includes:Vendor id, product ID and version number.
Above-mentioned method, its feature is, in addition to a configuration management step of normal management is carried out to the local side subscriber unit for realizing, including：Start initial configuration, adsl port parameter configuration, line parameter circuit value configuration, alarm parameter configuration, loopback test, the reset of local side subscriber unit and PVC parameter configurations.
Above-mentioned method, its feature is, in addition to a performance parameter read step, and the parameter includes：Local side subscriber unit physical port information, ATU-R physical port informations, local side subscriber unit port channel info, ATU-R port channel infos, local side subscriber unit port physical layer performance statistics, ATU- R ends
Mouthful physical layer performance statistics, local side subscriber unit port historical time piece physical layer performance statistics,
ATU-R ports historical time piece physical layer performance statistics, local side subscriber unit port channel layer performance statistics, ATU-R port channels layer performance statistics, local side subscriber unit port historical time piece channel layer performance statistics and ATU-R ports historical time piece channel layer performance statistics.
Above-mentioned method, its feature is, in addition to a firmware loads step：Recognized by Topology Discovery after specific local side subscriber unit type, the master control system provides the pointer and length of the certain firmware file of the local side subscriber unit to the middleware, then loading procedure is completed by internal communication protocol, so as to realize that the version that local side subscriber unit starts is loaded and edition upgrading function.
The advantage of the invention is that：
1st, solution manages different ATUC and needs to realize different management interfaces in master control side at present, realizes the ATUC functions with a variety of isomeries of same interface management；
2nd, master control side can be reused to the design that ATUC is managed, and be effectively protected investment in research and development；
3rd, relatively expensive management microprocessor is no longer needed on ATUC, DSLAM costs can be effectively reduced, the development in DSL markets is further pulled on；
4th, ATUC power consumption can effectively be reduced.Brief Description Of Drawings
Fig. 1 is the ATUC in-band management Protocol REference Models that the present invention is realized；
Fig. 2 is the ATUC in-band management basic configuration models that the present invention is used；
Fig. 3 is the functional schematic of the nucleus module middleware of the present invention；
Fig. 4 is the schematic diagram of the inventive method.Realize the best mode of the present invention
The present invention is described in further details with reference to the accompanying drawings and examples.
The invention provides the solution that a kind of ATUC realizes in-band management.This method is applied to management and is based on ATM (Asynchronous Transfer Mode, asynchronous transfer mode）ATUC, can also be applied to management SHDSL (the symmetrical HDSL High-Speed Digital Subscriber Lines of Symmetrical High bite Digital SubscriberLine).
Application claims ATUC nest plates manufacturer provides the internal communication protocol of in-band management, and the agreement is resided at into master control system.The core of the present invention is by carrying middleware on ATUC internal communication protocol
Mode, conversion ATUC privately owned management message be standard Standard Interface, provide unified interface by MIB (management information bank) mode to upper layer application.
When master control system needs management ATUC, as long as corresponding operation can be completed with the corresponding MIB amounts of interface interchange of standard, it is not necessary to as outband management mode needs the CPU management with ATUC to be communicated.
In-band method management ATUC Protocol REference Model is as shown in Figure 1.Fig. 2 is the basic configuration model using in-band management ATUC, and Fig. 3 is the schematic diagram that middleware converts the privately owned management message of ATUC, and Fig. 4 is the schematic diagram of the inventive method.
Specific technical scheme of the invention is described as follows：
1. the physical medium between ATUC and master control system is ATM, the special PVC (VPI/VCI=0/19) of in-band management, the PVC (permanent virtual circuits are carried above）Just automatically created after ATUC startups, and master control side then dynamic as needed can flexibly be created；
2. for ATM Adaptation Layer, default use AAL0 encapsulation modes are configurable to AAL5, and master control side can be adapted to encapsulation mode by modification ATUC ATM after management passage foundation；
3. interacting by DCP agreements (device control protocol) between ATUC and master control system, need to support DCP agreements inside ATUC, DCP is used for carrying specific configuration, order and statistical information etc.；
4. middleware is the key of this implementation method.Middleware is the function that mutually converts of MIB operations of privately owned management message for realizing ATUC and standard.By middleware, operate the privately owned management message for being converted into various ATUC to be sent to ATUC by DCP the standard mib of upper layer application, upper layer application is returned to while ATUC is issued into the privately owned management message transformation of master control system and operated for the MIB of standard；
5. external management agreement uses the snmp protocol of standard, it is carried on middleware, it is possible to achieve right
ATUC remote management.
By the ATUC in-band management methods realized with upper type, following critical stage is included：
1. the Topology Discovery stage：ATUC reports the information such as oneself vendor id, product ID, version number in system initialization process, after after master control system confirmation, sets up interconnected relationship.Topology Discovery is the basis for realizing ATUC in-band managements；
2. the configuration management stage：Including functions such as startup initial configuration, adsl port parameter configuration, line parameter circuit value configuration, alarm parameter configuration, loopback test, ATUC resets and PVC parameter configurations.The configuration management stage realizes the normal management function to ATUC；
3. performance parameter reads the stage:Including ATUC physical port informations, ATU-R physical port informations, ATUC port channel infos, ATU- R port channel infos, ATUC port physical layers performance statistics,
ATU-R port physical layers performance statistics, ATUC ports historical time piece physical layer performance statistics, ATU-R ports historical time piece physical layer performance statistics, ATUC port channels layer performance statistics, ATU-R port channels layer performance statistics, ATUC ports historical time piece channel layer performance statistics and ATU- R ports historical time piece channel layer performance statistics.The stage contains the reporting events function of ATUC actives；
4. FIRMWARE load phases：Recognized by Topology Discovery after specific ATUC types, master control system provides the specific FIRMWARE file pointers of the ATUC and length to middleware, then completes loading procedure by internal communication protocol.The stage is used for realizing the version loading and edition upgrading function that ATUC starts.
By the interior ATUC management methods of band realized of the present invention, its functional equivalent is in scheme of the microprocessor by outband management ATUC.
It is being further described in detail below：
The model of accompanying drawing 1 represents the Protocol REference Model of ATUC in-band managements, the function that each protocol stack that show ATUC is needed by in-band management is realized.Wherein, SNMP is tension management agreement, and DCP is internal communication protocol.Middleware completes the translation function of management message.
The selection of ATM physical layers is required:
1. the requirement of the interface specifications of atm forum UTOPIA 2, the requirement of the interface specifications of UTOPIA 3；
The UTOPIA port hardwares of the in-band management of ' 2. can configure, and default value is the 31st UTOPIA port；
3. managing PVC softwares can configure, default PVC vpi/vci value is 0/19;
4. allowing to set up new PVC for Firmware loadings, 0/19 can also be used.
ATM Adaptation Layer selection is required：
1. support AAL0 forms, the default use AAL0 forms of DCP agreements；
2. support ML5 forms, it then follows the B- ISDN ATM Adaptation Layers of YDN 053. 4（ML) the standard of type 5.
ATUC in-band management handling processes are described as follows：
1. after ATUC starts, that is, the PVC 0/19 for in-band management is automatically created, and select ML0 to be it
ATM Adaptation Layer encapsulation mode；
2. the DCP agreements inside ATUC start, into the Topology Discovery stage；
3. master control system creates corresponding ATUC in-band management PVC 0/19 simultaneously, selection ML0 is its ATM adaptation layer encapsulation mode；
4. master control system starts DCP, into the Topology Discovery stage, the Topology Discovery bag of ATUC transmissions is received,
And the information such as vendor id, product ID and the version of its transmission are verified, it is then back to ATUC and finds confirmation message；
5. by affirmation mechanism, ATUC sets up with master control system and is connected, the management that can be carried out in band is operated；
6. if now management entity needs to carry out a certain configuration to the ATUC, the MIB interfaces that it first passes through SNMP SET command calls specifications send configuration information to middleware, and middleware is converted into by processing
Configuration operation special ATUC, is realized using DCP and carries out write operation to ATUC corresponding registers or internal memory, complete configuration process；
7. for the read operation of master control system, call the MIB interfaces of specification that the information of needs is sent into middleware again by SNMP GET command, middleware is converted into the privately owned read operation orders of ATUC by processing, ATUC is sent to using DCP agreements, ATUC performs corresponding read operation by parsing DCP agreements, result is encapsulated in the middleware that master control system is returned in DCP agreements, the MIB interfaces that ATUC private messages are converted into specification by middleware again return to upper layer application system；
If 8. the state inside ATUC changes, event information being encapsulated into DCP agreements by in-band management passage and sends master control system to, middleware parsing is sent to upper layer application system after the event number as specification；
9. being operated for resetting, the reset command that the reset command of specification is converted into ATUC oneself is realized that the reset to ATUC is operated by again by middleware；
10. when needing Firmware (firmware) of upgrading nest plate, the pointer and length of file are transmitted to middleware by upper layer application by the beautiful P SET orders of Standard Interface S, and the structure type that middleware is converted into ATUC oneself realizes the Firmware upgrade functions of nest plate；
ATUC manufacturers need to realize DCP protocol stacks and the relevant configuration inside ATUC, the protocol stacks such as the DCP of main control part are general, the external interface of middleware section is the MIB interfaces of specification, and the Internal reforming module of middleware needs ATUC manufacturers to provide corresponding support bag.
Huge benefit will be brought using the method for the invention management ATUC：
1 solution manages different ATUC at present to be needed to realize different management interfaces in master control side, realizes the ATUC functions with a variety of isomeries of same interface management；
2 master control sides can be reused to the design that ATUC is managed, and be effectively protected investment in research and development；
Relatively expensive management microprocessor is no longer needed on 3ATUC, DSLAM costs can be effectively reduced, the development in DSL markets is further pulled on；
4 can effectively reduce ATUC power consumption.
Certainly; the present invention can also have other various embodiments; in the case of without departing substantially from spirit of the invention and its essence; those skilled in the art work as can make various corresponding changes and deformation according to the present invention, but these corresponding changes and deformation should all belong to the protection domain of appended claims of the invention.Industrial applicability
The method of the invention, by way of carrying middleware on the internal communication protocol in the local side subscriber unit, the privately owned management message for converting the local side subscriber unit is the standard interface message of specification, so as to provide upper layer application unified standard interface.The inventive method is solved manages the problem of different ATUC need to realize different management interfaces in master control side at present, realizes the ATUC functions with a variety of isomeries of same interface management；Master control side of the present invention can be reused to the design that ATUC is managed; being effectively protected no longer needs relatively expensive management microprocessor in investment in research and development, and ATUC, can be effectively reduced DSLAM costs; the development in DSL markets is further pulled on, ATUC power consumption can also be effectively reduced.The present invention is applied to ATUC of the management based on ATM, can also be applied to management SHDSL, in addition similarly suitable other each fields that there are Similar Problems of the inventive method.
Claims (8)
- Claims1st, a kind of in-band management method of ADSL local side subscriber unit, it is characterized in that, by way of carrying middleware on the internal communication protocol in the local side subscriber unit, the privately owned management message for converting the local side subscriber unit is the standard interface message of specification, so as to provide upper layer application unified standard interface.2nd, according to the method described in claim 1, it is characterised in that master control system calls corresponding management information bank data value by the standard interface, the management to the local side subscriber unit is completed.3rd, method according to claim 2, it is characterised in that contacted between the master control system and the local side subscriber unit by ATM physical layers, the master control system side includes：It is successively set on master control system layer of PVC in the ATM physical layers, master control system ATM Adaptation Layer, master control system DCP protocol layers, middleware, snmp protocol layer；The local side subscriber unit side includes：It is successively set on subscriber unit layer of PVC in the ATM physical layers, subscriber unit ATM Adaptation Layer, subscriber unit DCP protocol layers, privately owned management message layer；The master control system is operated in snmp protocol layer, and by the middleware, the standard mib operation of upper layer application is converted into the privately owned management message of the local side subscriber unit and the subscriber unit DCP protocol layers are sequentially forwarded to by the master control system DCP protocol layers.4th, method according to claim 3, it is characterised in that the subscriber unit layer of PVC is automatically created after local side subscriber unit startup, and the master control system layer of PVC creates for dynamic flexible..5th, method according to claim 3, it is characterized in that, the master control system ATM Adaptation Layer, using ML0 or ML5 encapsulation modes, and management passage between the master control system and the local side subscriber unit set up after the master control system can change the encapsulation mode of the subscriber unit ATM Adaptation Layer.6th, method according to claim 3, it is characterised in that contacted between the master control system and the local side subscriber unit by ATM physical layers including a Topology Discovery step：The local side subscriber unit reports the relevant information of oneself in system initialization process, and the master control system is confirmed after the relevant information, and interconnected relationship is set up with the local side subscriber unit.7th, method according to claim 6, it is characterised in that the relevant information includes：ManufacturerID, product ID and version number.8th, method according to claim 6, it is characterised in that also including the configuration management step for carrying out normal management to the local side subscriber unit for realizing, including：Start initial configuration, the configuration of ADSL port parameters, line parameter circuit value configuration, alarm parameter configuration, loopback test, the reset of local side subscriber unit and PVC parameter configurations. 9th, method according to claim 6, it is characterised in that also including a performance parameter read step, the parameter includes：Local side subscriber unit physical port information, ATU- R physical port informations, local side subscriber unit port channel info, ATU- R port channel infos, local side subscriber unit port physical layer performance statistics, ATU-R port physical layer performance statistics, local side subscriber unit port historical time piece physical layer performance statistics, ATU-R ports historical time piece physical layer performance statistics, local side subscriber unit port channel layer performance statistics, ATU-R port channels layer performance statistics, local side subscriber unit port historical time piece channel layer performance statistics and ATU-R ports historical time piece channel layer performance statistics.10th, method according to claim 6, it is characterised in that also including a firmware loads step：Recognized by Topology Discovery after specific local side subscriber unit type, the master control system provides the pointer and length of the certain firmware file of the local side subscriber unit to the middleware, then loading procedure is completed by internal communication protocol, so as to realize that the version that local side subscriber unit starts is loaded and edition upgrading function.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2005/001207 WO2007016810A1 (en) | 2005-08-08 | 2005-08-08 | An in-band management method of the asymmetrical digital subscriber line (adsl) terminal unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101204041A true CN101204041A (en) | 2008-06-18 |
| CN101204041B CN101204041B (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005800501540A Active CN101204041B (en) | 2005-08-08 | 2005-08-08 | In-band managing method of asymmetry numeral subscriber line local side user unit |
Country Status (2)
| Country | Link |
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| CN (1) | CN101204041B (en) |
| WO (1) | WO2007016810A1 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5889470A (en) * | 1996-12-24 | 1999-03-30 | Paradyne Corporation | Digital subscriber line access device management information base |
| US6580727B1 (en) * | 1999-08-20 | 2003-06-17 | Texas Instruments Incorporated | Element management system for a digital subscriber line access multiplexer |
| CN1163044C (en) * | 2001-06-29 | 2004-08-18 | 黎明网络有限公司 | Terminal application communication system and its communication method |
| CN1538666A (en) * | 2003-04-14 | 2004-10-20 | 华为技术有限公司 | xDSL terminal equipment management system |
-
2005
- 2005-08-08 WO PCT/CN2005/001207 patent/WO2007016810A1/en active Application Filing
- 2005-08-08 CN CN2005800501540A patent/CN101204041B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101204041B (en) | 2011-05-18 |
| WO2007016810A1 (en) | 2007-02-15 |
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