CN101335665A - Access equipment and method for implementing channel associated signaling compatibility on the access equipment - Google Patents
Access equipment and method for implementing channel associated signaling compatibility on the access equipment Download PDFInfo
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- CN101335665A CN101335665A CNA2007101233780A CN200710123378A CN101335665A CN 101335665 A CN101335665 A CN 101335665A CN A2007101233780 A CNA2007101233780 A CN A2007101233780A CN 200710123378 A CN200710123378 A CN 200710123378A CN 101335665 A CN101335665 A CN 101335665A
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Abstract
The invention discloses an access device and a method for realizing the compatibility of channel associated signaling on the access device. The access device comprises an inlet module, a line signaling processing module and a register signaling processing module; the method includes the following steps: the access device distributes the received channel associated signaling information and forwards line signaling information in the channel associated signaling information to the line signaling processing module for processing as well as register signaling information to the register signaling processing module for processing. The line signaling processing module and the register signaling processing module queries that which associated channel is butt-jointed by the circuit according to circuit number information carried in the received signaling information. According to a flow specified by a signaling standard of the associated channel, the received signaling information is processed. The access device and the method of the invention solve the problem of the compatibility between the access device and an on-line device well, and improve the stability, succession and maintainability of the access device.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of access device and reach the method that on access device, realizes channel associated signaling compatibility.
Background technology
In today of communication network develop rapidly, constantly incorporate new equipment in the network, this has just brought the problem of new equipment compatible old function on software and hardware interface, and this problem will be accompanied by the sustainable development of communications industry and existence always.For channel associated signalling (comprising line signalling and register signaling two parts content), it is particularly outstanding that this problem seems.Because channel associated signalling is of a great variety, in known channel associated signalling, existing international standard has each national provincial standard again, and the mode that line signalling that comprises in the various channel associated signallings and register signaling coupling are used also emerges in an endless stream.With the Russia is example, and the line signalling of this state and the combination of register signaling are up to kind surplus ten.A kind of channel associated signalling of every increase in the prior art all needs to write the line signalling and the register signaling handling process of this kind signaling, thereby increases the workload of software programming greatly, and safeguards also very inconvenient.
Summary of the invention
The invention provides a kind of access device and reach the method that on access device, realizes channel associated signaling compatibility, in order to solve the compatibility issue between access device and the online equipment.
A kind of access device comprises inlet module, line signalling processing module and register signaling processing module, wherein,
Inlet module, be used to receive channel associated signalling message, the channel associated signalling message that receives is distinguished, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module;
The line signalling processing module, be used for the circuit number information of carrying this circuit of inquiry in the database and which kind of be used for, with the flow process of the line signalling regulation and stipulation on road the line signalling message that receives is handled according to this kind with the road butt joint according to line signalling message;
Which kind of the register signaling processing module is used for the road butt joint according to the circuit number information that comprises in the message to this this circuit of data base querying, the register signaling message that receives handled with the flow process of the register signaling regulation and stipulation on road according to this kind.
Preferable, also comprise:
Outlet module is used for the signaling message of line signalling processing module and register signaling processing module feedback is sent to opposite equip..
Preferable, described inlet module specifically comprises:
Signaling receives submodule, is used to receive channel associated signalling message;
Signaling is distinguished submodule, the message number that is used for carrying according to channel associated signalling message is distinguished the channel associated signalling message that receives, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module.
A kind of method that realizes channel associated signaling compatibility on access device comprises step:
A, access device are distributed the channel associated signalling message that receives, and line signalling forwards is wherein handled to the line signalling processing module, and register signaling forwards is wherein handled to the register signaling processing module;
Which kind of B, line signalling processing module and register signaling processing module be used for the road butt joint according to the circuit number information of carrying in the signaling message that receives this circuit of inquiry in the database, the signaling message that receives handled with the flow process of the signaling specification regulation on road according to this kind.
Preferable, also comprise step behind the described step B:
When line signalling processing module or register signaling processing module need be fed back the signaling message that receives, described line signalling processing module or register signaling processing module sent to opposite equip. with the signaling message of feedback by unified interface.
Preferable, among the described step B, the channel associated signalling message that receives is distinguished according to the message number of carrying in the channel associated signalling message.
Access device is distributed the channel associated signalling that receives among the present invention, and line signalling forwards is wherein handled to the line signalling processing module, and register signaling forwards is wherein handled to the register signaling processing module.Like this, for the access device that needs are handled all kinds of channel associated signallings, no matter connecing down is end office's equipment of which kind of type, no matter this end office's equipment is supported the channel associated signalling of which kind of type, access device can adopt unified on, downstream interface comes process circuit signaling and register signaling, signaling type and actual online equipment variation have effectively been shielded to the interference in the design of new equipment software frame, avoid whenever running into a kind of new channel associated signalling and all needed to write on a large scale code, solved the compatibility issue between access device and the online equipment well, improved the stability of access device, inheritance and maintainability.
Description of drawings
Fig. 1 is the structured flowchart of access device that can compatible various channel associated signallings of the present invention;
Fig. 2 realizes the realization principle flow chart of the method for channel associated signaling compatibility on access device for the present invention.
Embodiment
Core concept of the present invention is that access device is distributed the channel associated signalling that receives, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module.Like this, for the access device that needs are handled all kinds of channel associated signallings, no matter connecing down is end office's equipment of which kind of type, no matter this end office's equipment is supported the channel associated signalling of which kind of type, access device can adopt unified uplink and downlink interface to come process circuit signaling and register signaling, thereby has solved the compatibility issue between access device and the online equipment well.
See also Fig. 1, this figure is the structured flowchart of access device that can compatible various channel associated signallings of the present invention, it mainly comprises inlet module, line signalling processing module, register signaling processing module and outlet module, and wherein the main effect of each module is as follows:
Inlet module, be used to receive channel associated signalling message, the channel associated signalling message that receives is distinguished, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module;
The line signalling processing module, be used for the circuit number information of carrying this circuit of inquiry in the database and which kind of be used for, with the flow process of the line signalling regulation and stipulation on road the line signalling message that receives is handled according to this kind with the road butt joint according to line signalling message;
Which kind of the register signaling processing module is used for the road butt joint according to the circuit number information that comprises in the message to this this circuit of data base querying, the register signaling message that receives handled with the flow process of the register signaling regulation and stipulation on road according to this kind;
Outlet module when line signalling processing module or register signaling processing module need be fed back the signaling message that receives, is used for the signaling message of line signalling processing module and the output of register signaling processing module is sent to opposite equip..
Described inlet module comprises that specifically signaling receives submodule and signaling is distinguished submodule, wherein,
Signaling receives submodule, is used to receive channel associated signalling message;
Signaling is distinguished submodule, the message number that is used for carrying according to channel associated signalling message is distinguished the channel associated signalling message that receives, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module.
See also Fig. 2, this figure is the present invention realizes the method for channel associated signaling compatibility on access device a realization principle flow chart, and its main implementation procedure is as follows:
Step 20, access device are after receiving channel associated signalling message, according to the message number of carrying in the channel associated signalling message channel associated signalling message that receives is distinguished, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module.
Step 21, line signalling processing module and register signaling processing module are handled the signaling message that receives with this accordingly according to the circuit number information of carrying in the signaling message that receives type under this signaling of inquiry in the database.
After the line signalling processing module receives line signalling message, which kind of being used for according to the circuit number information of carrying in the message this circuit of inquiry in the database docks with the road, for example be No. 1 signaling of China or the R1 signaling of ITU etc., with the flow process of the line signalling regulation and stipulation on road the line signalling message that receives handled according to this kind.For example, for No. 1 signaling of China, when access device receive be the forward direction occupied signaling time, reply to opposite equip. and to take the witness line line signaling; And for the R1 signaling of ITU, when access device is received the forward direction occupied signaling, please the code distribuing wire line signaling to the opposite equip. loopback;
After the register signaling processing module receives register(system) line signalling message, which kind of being used for according to the circuit number information that comprises in the message to this this circuit of data base querying docks with the road, for example be No. 1 signaling of China or the R2 signaling of ITU etc., with the flow process of the register signaling regulation and stipulation on road the register signaling message that receives handled according to this kind.For example, for Chinese 1 signaling, when access device is received the full A3 signal in address, to opposite equip. loopback KB1 status signal; And for the R2 signaling of ITU, when access device is received the full A3 signal in address, to opposite equip. loopback KB6 status signal.
Step 22, line signalling processing module or register signaling processing module send to opposite equip. with the signaling message of feedback by unified interface.For example above-mentionedly take the witness line line signaling or please the code distribuing wire line signaling give the opposite end the service of connection devices by the unified interface loopback by the line signalling processing module; And above-mentioned KB1 status signal or KB6 status signal are given opposite equip. by the register signaling processing module by unified interface loopback.
Be that example realizes that to the present invention the method for channel associated signaling compatibility gives further detailed explanation with the big capacity gateway device of certain model below.
Gateway device in the present embodiment is responsible for the fusion of end office's equipment in existing PSTN territory to the NGN framework, and the channel associated signalling of support has R2 signaling, R5 signaling, R2 3Bit signaling, India channel associated signalling system (totally 8 kinds), NO.1 signaling series and Philippine's channel associated signalling etc.When described gateway device received channel associated signalling, its processing procedure to the channel associated signalling that receives was as follows:
Inlet module in the gateway device is unified to receive all channel associated signalling message, comprises the forward and backward channel associated signalling between gateway and the access network element, with between the soft switch with the professional relevant signalings such as H248 in road.Judge that according to the message number of channel associated signalling message the channel associated signalling message that receives is line signalling message or register signaling message, the line signalling forwards is handled to the line signalling processing module, the register signaling forwards is handled to the register signaling processing module.
Which kind of line signalling processing module and register signaling processing module be used for according to the circuit number information of carrying in the signaling message that receives this circuit of inquiry in the database and dock with the road, for example be No. 1 signal of China or the R2 signaling of ITU, with the flow process of the line signalling regulation and stipulation on road the signaling message that receives handled accordingly according to this kind.
On disposal skill, owing between various line signallings or the register signaling certain similarity is arranged, therefore can in line signalling processing module or register signaling processing module, at first carry out unified processing with the preliminary treatment function to line signalling or register signaling, can reduce the coding of reprocessing part like this, and then each line signalling or register signaling handled respectively get final product.If next step that comprises signaling in the result is mutual, then send out equipment by unified interface again.
After signaling process is finished, finish current Message Processing, treat that a next signaling message arrives inlet module after, the handling process above repeating is up to the road end of calling.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (6)
1, a kind of access device is characterized in that, comprises inlet module, line signalling processing module and register signaling processing module, wherein,
Inlet module, be used to receive channel associated signalling message, the channel associated signalling message that receives is distinguished, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module;
The line signalling processing module, be used for the circuit number information of carrying this circuit of inquiry in the database and which kind of be used for, with the flow process of the line signalling regulation and stipulation on road the line signalling message that receives is handled according to this kind with the road butt joint according to line signalling message;
Which kind of the register signaling processing module is used for the road butt joint according to the circuit number information that comprises in the message to this this circuit of data base querying, the register signaling message that receives handled with the flow process of the register signaling regulation and stipulation on road according to this kind.
2, access device as claimed in claim 1 is characterized in that, also comprises:
Outlet module is used for the signaling message of line signalling processing module and register signaling processing module feedback is sent to opposite equip..
3, access device as claimed in claim 1 is characterized in that, described inlet module specifically comprises:
Signaling receives submodule, is used to receive channel associated signalling message;
Signaling is distinguished submodule, the message number that is used for carrying according to channel associated signalling message is distinguished the channel associated signalling message that receives, line signalling forwards is wherein handled to the line signalling processing module, register signaling forwards is wherein handled to the register signaling processing module.
4, a kind of method that realizes channel associated signaling compatibility on access device is characterized in that, comprises step:
A, access device are distributed the channel associated signalling message that receives, and line signalling forwards is wherein handled to the line signalling processing module, and register signaling forwards is wherein handled to the register signaling processing module;
Which kind of B, line signalling processing module and register signaling processing module be used for the road butt joint according to the circuit number information of carrying in the signaling message that receives this circuit of inquiry in the database, the signaling message that receives handled with the flow process of the signaling specification regulation on road according to this kind.
5, method as claimed in claim 4 is characterized in that, also comprises step behind the described step B:
When line signalling processing module or register signaling processing module need be fed back the signaling message that receives, described line signalling processing module or register signaling processing module sent to opposite equip. with the signaling message of feedback by unified interface.
6, method as claimed in claim 4 is characterized in that, among the described step B, according to the message number of carrying in the channel associated signalling message channel associated signalling message that receives is distinguished.
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| CN2007101233780A CN101335665B (en) | 2007-06-27 | 2007-06-27 | Access equipment and method for implementing channel associated signaling compatibility on the access equipment |
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| CN2007101233780A CN101335665B (en) | 2007-06-27 | 2007-06-27 | Access equipment and method for implementing channel associated signaling compatibility on the access equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102480439A (en) * | 2010-11-30 | 2012-05-30 | 中兴通讯股份有限公司 | Gateway equipment, system and method for implementing butt joint of trunks |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB9827597D0 (en) * | 1998-12-15 | 1999-02-10 | Northern Telecom Ltd | A channel associated signalling (CAS) compatible telecommunications node and software platform therefor |
| CN100440984C (en) * | 2002-11-01 | 2008-12-03 | 华为技术有限公司 | Implementing method of non-standard signalling multi country adaptation and its device |
| CN100574466C (en) * | 2005-06-27 | 2009-12-23 | 华为技术有限公司 | A kind of adaptation method of channel associated signalling and communication system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102480439A (en) * | 2010-11-30 | 2012-05-30 | 中兴通讯股份有限公司 | Gateway equipment, system and method for implementing butt joint of trunks |
| WO2012071908A1 (en) * | 2010-11-30 | 2012-06-07 | 中兴通讯股份有限公司 | Gateway device, system and method for docking trunk |
| CN102480439B (en) * | 2010-11-30 | 2015-06-03 | 中兴通讯股份有限公司 | Gateway equipment, system and method for implementing butt joint of trunks |
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