CN103391281A - Protocol three-in-one fusion achieving method based on integrated access device (IAD) - Google Patents
Protocol three-in-one fusion achieving method based on integrated access device (IAD) Download PDFInfo
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- CN103391281A CN103391281A CN2013102547687A CN201310254768A CN103391281A CN 103391281 A CN103391281 A CN 103391281A CN 2013102547687 A CN2013102547687 A CN 2013102547687A CN 201310254768 A CN201310254768 A CN 201310254768A CN 103391281 A CN103391281 A CN 103391281A
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Abstract
The invention provides a protocol three-in-one fusion achieving method based on an integrated access device (IAD). The method includes that 1 three protocol environments are set on the IAD, an executable program is defined correspondingly under each protocol environment, and the executable programs are a session initiation protocol (SIP) executable program for executing an SIP, a media gateway control protocol (MGCP) executable program for executing the MGCP and an H.248 protocol executable program for executing an H.248 protocol; 2 parameters of a starting guiding file BOOT in the IAD are modified to switch the three executable programs flexibly; 3 after the IAD sets the starting guiding file BOOT, when the IAD is started, the executable program under a corresponding protocol environment is used according to modification on the starting guiding file BOOT, and a conversation control function after starting is provided. The IAD achieves compatibility of three conversation control protocols of the SIP, the MGCP and the H.248.
Description
Technical field
The present invention relates to the communication apparatus technical field, relate in particular to and a kind ofly based on integrated access equipment IAD, realize the fusion method that agreement is three-in-one.
Background technology
IAD (Intergrated Access Device), be comprehensive access gate equipment, and PSTN audio access, packet audio access are provided, data service access etc. function.Along with the development of communication field, equipment I AD uses more and more general, and the access environment is more and more diversified, and the termination function compatibility is more and more higher.Present each carrier network, use following three kinds of agreements to carry out session control (Session Initiation Protocol, MGCP agreement, H.248 agreement) to service terminal usually,, so equipment I AD will work in carrier network, just needs compatible different session control protocols.A common equipment I AD is merely able to compatible a kind of session control protocol, so must use corresponding equipment I AD in different operator's environment.Different equipment I AD is installed in different operator's environment, causes equipment development, production, the use complexity that all becomes., if same equipment I AD can compatible SIP, MGCP, three kinds of agreements H.248, just can fundamentally address the above problem.But same equipment will accomplish to adapt to flexibly three kinds of session control protocols, simple switch call environment or more complicated, all resources are all minimized concerning embedded communication apparatus still more, how to save storage space? how to save memory headroom? all become stubborn problem.
Wherein, PSTN (Public Switched Telephone Network) definition: PSTN, a kind of old-fashioned telephone system commonly used.It is telephone network commonly used in our daily life.Operation principle: PSTN is a kind of global voice communications circuit switching network, and what comprise business has with government.
IAD (Intergrated Access Device): integrated access equipment can provide traditional PSTN voice service, packet voice service and WAN(wide area network simultaneously) data, services on link etc.
SIP (Session Initiation Protocol) is the signaling control protocol of an application layer.Be used for creating, revising and discharge one or more participants' session.
MGCP (Media Gateway Control Protocol) MGCP.Agreement comprises media gateway controller MGC (Media Gateway Controller) and two kinds of objects of multimedia gateway unit MG (Media Gateway).MGC passes through establishment, revises and deletes the attended operation between MG, realizes the media session process of foundation and control and other MG on MG.
H.248: MGCP, it is to improve and form in early days MGCP protocol basis.H.248 agreement is to be controlled the agreement of MG by MGC, also claims MeGaCo.H.248 introduced the context(environment in) concept, increased many package(bag) definition, thereby MGCP is pushed away further greatly.
Summary of the invention
The technical problem to be solved in the present invention, be to provide a kind of and realize based on integrated access equipment IAD the fusion method that agreement is three-in-one, realized SIP, MGCP, the compatibility of three kinds of session control protocols have H.248 been saved the memory space of equipment I AD.
The present invention is achieved in that and a kind ofly based on integrated access equipment IAD, realizes the fusion method that agreement is three-in-one, specifically comprises the steps:
Step 1, set three kinds of protocol environments on equipment I AD, and under described three kinds of protocol environments respectively corresponding definition have an executable program, described executable program to be respectively for the Session Initiation Protocol executable program of carrying out Session Initiation Protocol, to be used for carrying out the MGCP agreement executable program of MGCP agreement and to be used for carrying out the H.248 H.248 agreement executable program of agreement; Described Session Initiation Protocol executable program comprises Session Initiation Protocol module, call management module and digital signal processing module, described MGCP agreement executable program comprises MGCP protocol module, call management module and digital signal processing module, and described H.248 agreement executable program comprises H.248 protocol module, call management module and digital signal processing module; Described call management module: the foundation, modification, the dispose procedure that are used for upper all conversations of control and management equipment I AD; Described digital signal processing module: be used for analog signal, the conversion of digital signal, rectification, filtration, separation, generation, testing;
The parameter of startup boot files BOOT in step 2, modification equipment I AD is carried out the flexible switching to three executable programs;
Step 3, after equipment I AD sets and starts boot files BOOT, when the IAD device start,, according to the modification to described startup boot files BOOT, quote the executable program under corresponding protocol environment, thereby the conversation control function after startup be provided.
The present invention has following advantage: the present invention has realized that equipment I AD software is to SIP, MGCP, the compatibility of three kinds of session control protocols H.248; And realized the flexible switching of equipment I AD software in three kinds of session control protocol environment; The basis of software of the more session control protocols of quick compatibility is provided; Saved the memory space of equipment I AD.
Description of drawings
Fig. 1 is method flow schematic diagram of the present invention.
Fig. 2 is equipment I AD software module structure schematic diagram of the present invention.
Fig. 3 is the switching flow schematic diagram of startup boot files BOOT of the present invention to protocol environment.
Embodiment
See also Fig. 1 to shown in Figure 3, the present invention a kind ofly realizes based on integrated access equipment IAD the fusion method that agreement is three-in-one, specifically comprises the steps:
Step 1, set three kinds of protocol environments on equipment I AD, and under described three kinds of protocol environments respectively corresponding definition have an executable program, described executable program to be respectively for the Session Initiation Protocol executable program of carrying out Session Initiation Protocol, to be used for carrying out the MGCP agreement executable program of MGCP agreement and to be used for carrying out the H.248 H.248 agreement executable program of agreement; Described Session Initiation Protocol executable program comprises Session Initiation Protocol module, call management module and digital signal processing module, described MGCP agreement executable program comprises MGCP protocol module, call management module and digital signal processing module, and described H.248 agreement executable program comprises H.248 protocol module, call management module and digital signal processing module; Described call management module: the foundation, modification, the dispose procedure that are used for upper all conversations of control and management equipment I AD; Described digital signal processing module: be used for analog signal, the conversion of digital signal, rectification, filtration, separation, generation, testing;
As shown in Figure 2, the software module structure of integrated access equipment IAD just has module level and module interface like this, thereby each original protocol module is independent.The Depending modules such as call management module, digital signal processing module are controlled in three kinds of public callings of executable program, when reducing code redundancy, protocol module and functions of the equipments module are thoroughly made a distinction.Here realize that each protocol module is independent, thereby ignore agreement, make the equipment operation not rely on the committed step of protocol module, be to define that a cover is public, call state machine indiscriminate, independent protocol, irrelevant platform, functions of the equipments are moved to realize by state machine, and the various trigger events of state machine are processed to decide how to send according to signaling separately by executable program;
The parameter of startup boot files BOOT in step 2, modification equipment I AD is carried out the flexible switching to three executable programs; Described step 2 is specially:
Step 20, design one Command Line Interface CLI or the Web page, realize the parameter sign that operating personnel are imported into, is switched to the protocol environment that needs by this parameter sign;
Step 21, preparation memory space obtain the startup boot files BOOT of current use;
Step 22, will start startup file name in boot files BOOT parameter by the parameter sign and be revised as executable program title corresponding under the protocol environment that will be switched to (i.e. three executable program titles: Session Initiation Protocol executable program, MGCP agreement executable program and agreement executable program H.248);
Step 23, start boot files BOOT after revising again and again write in hardware memory space;
Step 24, restarting equipment IAD, equipment I AD system uses new startup boot files BOOT to carry out corresponding executable program, and protocol environment can be completed flexible switching;
Like this three executable programs are done different names (i.e. three executable program titles: Session Initiation Protocol executable program, MGCP agreement executable program and agreement executable program H.248), leave in the memory space of device memory, find different executable programs according to different start-up parameter sign when the BOOT file start support to three kinds of session control protocols can be provided at any time easily; The switching of protocol environment also just can realize by restarting software simply;
Step 3, after equipment I AD sets and starts boot files BOOT, when the IAD device start,, according to the modification to described startup boot files BOOT, quote the executable program under corresponding protocol environment, thereby the conversation control function after startup be provided;
The call management module of step 4, executable program is set up conversation after receiving the conversation session event, and in the conversation that described digital signal processing module will be set up, analog signal conversion is that digital signal was completed replying of this session control request afterwards.
Wherein, described session control request comprises the establishment of conversation, the modification of conversation or the deletion of conversation; The deletion of the establishment of described conversation, the modification of conversation or conversation all operates by sending the event notice call management module.
Under described three kinds of protocol environments respectively corresponding definition have an executable program to be specially: distinguish each protocol code by different agreement macrodefinitions in writing, compile at code, guarantee that code writes or be compiled in a moment and all only pay close attention to a kind of protocol environment; When the different agreement of definition was grand, compiled code, with the executable program of supported corresponding protocol environment, defined respectively three kinds of agreements grand, and minute three compilings obtain an executable program of respectively corresponding three kinds of protocol environments.
In a word, of the present inventionly a kind ofly based on integrated access equipment IAD, realize the fusion method that agreement is three-in-one, realized SIP, MGCP, the compatibility of three kinds of session control protocols have H.248 been saved the memory space of equipment I AD.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (4)
1. realize based on integrated access equipment IAD the fusion method that agreement is three-in-one for one kind, it is characterized in that: specifically comprise the steps:
Step 1, set three kinds of protocol environments on equipment I AD, and under described three kinds of protocol environments respectively corresponding definition have an executable program, described executable program to be respectively for the Session Initiation Protocol executable program of carrying out Session Initiation Protocol, to be used for carrying out the MGCP agreement executable program of MGCP agreement and to be used for carrying out the H.248 H.248 agreement executable program of agreement; Described Session Initiation Protocol executable program comprises Session Initiation Protocol module, call management module and digital signal processing module, described MGCP agreement executable program comprises MGCP protocol module, call management module and digital signal processing module, and described H.248 agreement executable program comprises H.248 protocol module, call management module and digital signal processing module; Described call management module: the foundation, modification, the dispose procedure that are used for upper all conversations of control and management equipment I AD; Described digital signal processing module: be used for analog signal, the conversion of digital signal, rectification, filtration, separation, generation, testing;
The parameter of startup boot files BOOT in step 2, modification equipment I AD is carried out the flexible switching to three executable programs;
Step 3, after equipment I AD sets and starts boot files BOOT, when the IAD device start,, according to the modification to described startup boot files BOOT, quote the executable program under corresponding protocol environment, thereby the conversation control function after startup be provided.
2. according to claim 1ly based on integrated access equipment IAD, realize the fusion method that agreement is three-in-one, it is characterized in that: described session control request comprises the establishment of conversation, the modification of conversation or the deletion of conversation; The deletion of the establishment of described conversation, the modification of conversation or conversation all operates by the call management module that sends each executable program of event notice.
3. according to claim 1ly based on integrated access equipment IAD, realize the fusion method that agreement is three-in-one, it is characterized in that: under described three kinds of protocol environments respectively corresponding definition have an executable program to be specially: distinguish each protocol code by different agreement macrodefinitions in writing, compile at code, guarantee that code writes or be compiled in a moment and all only pay close attention to a kind of protocol environment; When the different agreement of definition was grand, compiled code, with the executable program of supported corresponding protocol environment, defined respectively three kinds of agreements grand, and minute three compilings obtain an executable program of respectively corresponding three kinds of protocol environments.
4. according to claim 1ly based on integrated access equipment IAD, realize the fusion method that agreement is three-in-one, it is characterized in that: described step 2 is specially:
Step 20, design one Command Line Interface CLI or the Web page, realize the parameter sign that operating personnel are imported into, is switched to the protocol environment that needs by this parameter sign;
Step 21, preparation memory space obtain the startup boot files BOOT of current use;
Step 22, the startup file name that by the parameter sign, will start in boot files BOOT parameter are revised as executable program title corresponding under the protocol environment that will be switched to;
Step 23, start boot files BOOT after revising again and again write in hardware memory space;
Step 24, restarting equipment IAD, equipment I AD system uses new startup boot files BOOT to carry out corresponding executable program, and protocol environment can be completed flexible switching.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108132805A (en) * | 2017-12-20 | 2018-06-08 | 深圳Tcl新技术有限公司 | Voice interactive method, device and computer readable storage medium |
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| WO2002011357A2 (en) * | 2000-07-28 | 2002-02-07 | Sun Microsystems, Inc. | Method and apparatus for cryptographic key management using url programming interface |
| CN1487700A (en) * | 2001-03-10 | 2004-04-07 | 华为技术有限公司 | Intercommunication deputizing device and system and method for intercommunicating networks of different protocol |
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| CN108132805A (en) * | 2017-12-20 | 2018-06-08 | 深圳Tcl新技术有限公司 | Voice interactive method, device and computer readable storage medium |
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