CN1855960A - Automatic testing tool and method for MGCP mass traffic analog calling - Google Patents
Automatic testing tool and method for MGCP mass traffic analog calling Download PDFInfo
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- CN1855960A CN1855960A CN 200510066120 CN200510066120A CN1855960A CN 1855960 A CN1855960 A CN 1855960A CN 200510066120 CN200510066120 CN 200510066120 CN 200510066120 A CN200510066120 A CN 200510066120A CN 1855960 A CN1855960 A CN 1855960A
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Abstract
An automatic examination tool and method for simulating call of the MGCP big traffic. The tool includes the following module: the data configure module, the surface display operating mode and the diary module. The method includes the following steps: 1) data configuration; 2) initiates registration to the media gateway controller; 3) simulating call examination to achieve the call flow. The invention is that sends the MGCP information to the media gateway controller by the IP network, receives the return information from the media gateway controller, and achieve the automatic analysis and processing for the return information, finishes the whole call automatically achieve the aim of processing automatic examination of each module for the media gateway controller, realize the automatic examination to the big data capacity, big calling intensity of each module in the media gateway controller.
Description
Technical field
The present invention relates to communication field, specifically, relating to analog media gateway MG (Media Gateway) uses the MGCP agreement media gateway controller MGC (Media Gateway Controller) or SoftSwitch (Softswitch) to be carried out the tool and method of Bulk Call call testing by network interface.
Background technology
Along with the development of IP technology, telecommunications network develops to the telecommunications next generation network NGN based on packet switch from the SCN of Circuit Switching Network (Switch Circuit Network).With IP is exchcange core, and SoftSwitch (Softswitch) is the network architecture of control core, will become the developing direction of next generation network.
In the control and calling isolation technics of next generation network, by the device separates with traditional control and call packing is media gateway controller MGC and two parts of media gateway MG, utilize the characteristics of IP/ATM transmission network, can realize on the one hand the mutual of voice, image, data, MGC can also introduce multiple business more convenient, more efficiently on the other hand.
MGCP between MGC and the MG is the MGCP agreement, under the control of MGC, finishes playback among the MG, collects the digits and foundation, attribute modification and the release of media channel by the MGCP agreement.MG by the MGCP agreement with self incident such as off-hook, collecting the digits to finish etc. reports MGC.Test to MGC need depend on MG, so the use test instrument substitutes MG, by the MGCP agreement MGC is tested, is test MGC effective way.Like this, to MGC can realize not relying on MG, comprehensively, independently test.
Basically be not carried at present the MGCP simulation test instrument on the all-purpose computer, can only be by the instrument of similar UDP sender, hand-coding MGCP message sends MGCP message to MGC.Can't realize carrying out between MGC and the MG automatic interaction and finish a complete call flow, more can't realize the high strength pressure test of data long-time, in enormous quantities, the mistake that occurs in the agreement is not had the ability of record, analysis, location automatically yet.Affairs ID between MGC and the MG, destination node (Termination) ID, calling ID and connection ID all are related up and down, also become the technology barrier that the simulation test instrument occurs.
Summary of the invention
The present invention is directed to the problems referred to above, provide a kind of MGCP Bulk Call to call out the automatic analog test tool and method, send MGCP message by IP network to media gateway controller MGC, accept the message of Media Gateway Controller loopback, echo message is realized analyzing automatically, handle, finally finish complete calling automatically, to reach the purpose that each module on the Media Gateway Controller is tested automatically, simultaneously, realize each module of Media Gateway Controller is carried out big data quantity, called out the automatic test of intensity greatly.Each module includes but not limited on the above-mentioned Media Gateway Controller: and MGCP module, Call Agent module (CCS, RM), accounting module, supporting module (R01), database etc.
A kind of MGCP Bulk Call of the present invention is called out the automatic analog test instrument and is comprised following module: data configuration module, call processing module, protocol process module, information receiving and transmitting module, timer processing module, interface display operational module and log pattern.Wherein: the data configuration module is finished the relevant setting of simulation tool and Media Gateway Controller, call processing module is finished caller, called call flow is handled, protocol process module is used for encoding and decoding MGCP message, and the result submitted to call processing module, the information receiving and transmitting module receives and sends the MGCP message that arrives Media Gateway Controller, the timer processing module provides the control of timing in the call flow, triggered protocol and call processing module, the interface display operational module is used for the startup of test process, stop, test process data and result's demonstration and printing, logger module record test process and result.
In the above-mentioned instrument, the transmitting-receiving of described timer module monitoring message overtime, trigger the repeating transmission of message and the record of daily record.
In the above-mentioned instrument, described logger module adopts the daily record of specific process misregistration: each destination node for participating in call testing, distribute a log buffer district, and the log buffer district of each destination node is separate; When call out occurring the message that writes down in the corresponding destination node log buffer district being write the continuous position of journal file, and write down the call state when makeing mistakes when wrong, with easy-to-read and search error reason.
A kind of MGCP Bulk Call of the present invention is called out the automatic analog test method and is comprised the steps:
The first step, data configuration comprises the address and the port of tested object media gateway controller MGC, the address of automatic analog test instrument and port, destination node ID (TID) title, the Subscriber Number of calling, method of calling and logon mode, timer setting.
Second step, after configuration is finished, initiate registration to media gateway controller MGC, the destination node ID of all configurations initiates registration according to logon mode to Media Gateway Controller, and MGCP protocol message involved in the call testing process is encoded in advance.Each destination node to registration is opened up an internal storage data district, before calling out beginning, transaction request message such as the off-hook that calling is related to, on-hook, transmission number, and the response message of the transactions requests that system under test (SUT) is sent is all carried out coding, and be kept in the data field, in calling procedure, directly quote in the mode of internal memory pointer.Adopt this method, saved a large amount of processing times, testing tool can reach high performance.
The 3rd step, after registration is finished, the beginning simulated call test, testing tool initiatively sends MGCP message to media gateway controller MGC by the information receiving and transmitting module, begins to call out, and accepts the response and the transactions requests of Media Gateway Controller loopback, the message that protocol process module analyzing medium gateway controller sends, and information extraction, call processing module is accepted the information of protocol module, the carrying out of finishing call flow.
In the first step of said method, described timer is provided with further and comprises: start timer, and duration of a call (Call to Call) timer, the air time is provided with, and be provided with ring time.
In the 3rd step of said method, the information that described agreement is extracted further comprises: affairs ID, and order, destination node ID, incident, signal is called out ID, connection ID, far-end session attribute (SDP) is described, and local terminal session attribute (SDP) is described.
In the 3rd step of said method, described call processing module is finished the control of call flow, and the migration of call state is by the request of protocol module response Media Gateway Controller, make the MGCP message that sends both meet calling control flow, corresponding up and down again is effective.
In the said method, some the unpredictable special MGCP message for Media Gateway Controller sends provide specific processing mode to handle these message, so that the call testing flow process is unlikely to interrupt.
A kind of MGCP Bulk Call of the present invention is called out the automatic analog test tool and method and is had following advantage:
1, the present invention has realized the automatic interaction of testing tool and media gateway controller MGC, and then has realized the automatic test of MGC, compares with existing measuring technology, has saved the testing time in a large number, thereby has improved testing efficiency, has saved testing cost.
2, the present invention can realize the registration and the calling of mass users, has realized the automatic test of the call features of MGC.
3, the present invention is easy to use, can realize on ordinary PC, has saved expensive testing equipment.
4, the present invention adopts the technology that the calling and called flow process is separated, and each instrument can be realized caller or called function separately, uses a plurality of simulation tools, can realize call testing cross-module, that stride MGC.Cooperate with other testing tools, also can realize striding the call testing of agreement.
Description of drawings
Fig. 1 is the modular structure figure of testing tool;
Fig. 2 is a testing tool overall work flow chart;
Fig. 3 is calling subscriber's call flows figure;
Fig. 4 is called subscriber's call flows figure.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Fig. 1 has shown the structure of testing tool, automatic analog test instrument of the present invention comprises following module: the information receiving and transmitting module, receive and send the MGCP message of arrival MGC, the message of receiving is submitted to protocol process module, the message that protocol process module is transmitted sends to MGC; Protocol process module, be used for encoding and decoding MGCP message, the MGCP source codec that the information receiving and transmitting module is transmitted, analyze, results such as the order that analysis is obtained, incident, signal submit to call processing module, and the action command that call processing module transmits changed into correct MGCP message, pass to the information receiving and transmitting module; Call processing module is the main modular that the automatic testing instrument call function is finished, and is responsible for accepting order that protocol process module sends, incident, signal etc., finishes caller, called call flow is handled; The timer processing module provides control regularly in the call flow, triggered protocol and call processing module; The data configuration module is finished the relevant setting of simulation tool and MGC; The interface display operational module, be used for test process startup, stop, test process data and result's demonstration and printing; Logger module, record test process and result.
Fig. 2 has shown testing tool overall work flow process, behind the instrument start-up, finishes the IP address configuration of MGC, MG (testing tool); After finishing, configuration initiates registration to MGC; If registration is unsuccessful, need to check whether configuration is correct, after succeeding in registration, call out relevant data configuration, comprise called number, TID title, the terminal number that participates in calling, every terminal call number of times and call out relevant timer parameter, comprise dialing time-delay, duration of a call, ring time, air time etc., and be provided with whether need log, whether need show MGCP message flow etc. at display field; After setting is finished, begin to call out by clicking start button, call treatment comprises caller part and called part, has finished the major function of testing tool, and Fig. 3 and Fig. 4 describe caller and called workflow respectively in detail; The number of calls is imperfect tense called out circulation and is carried out, otherwise EOT.
Fig. 3 is calling subscriber's a call flows, and calling subscriber's state was initialized as idle condition (IDLE) when testing tool was brought into use:
1. work as the duration of a call stand-by period then in idle condition, send off-hook (Hook off) message, offhook message generates correct MGCP transaction request message by the protocol message processing module, sends to MGC by the information receiving and transmitting module, adjourns off hook state;
2. receive that MGC sends put the dialing tone request message time, send correct response message, adjourn Number Receiving Status;
3. when the dialing wait is timed to, send the called number that pre-sets, called number generates correct MGCP message by the protocol message processing module, sends to MGC by the information receiving and transmitting module, adjourns number state of sending out;
4. receive when creating connection request, send correct response message, adjourn connection and set up state;
5. receive when putting the ring-back tone request, adjourn the ring-back state;
6. receive when revising connection request, send correct response message, adjourn the far-end conversation description state of receiving;
7. receive the modification connection request, and when requiring media mode to be transceiver mode, send correct response message, adjourn talking state;
8. after receiving that the air time that puts the busy tone request or set in advance arrives, send on-hook (Hook on) signal, on-hook message generates correct MGCP message by the protocol message processing module, sends to MGC by the information receiving and transmitting module, and adjourns hook state;
9. after receiving the correct response of on-hook signal of transmission, adjourn and wait for the deletion connection status;
10. after receiving the deletion connection request, deletion connects, and sends correct response, and state is changed into initial idle condition, waits for beginning to call out next time.
11. under any state in calling procedure, after receiving the message that to discern, send the errored response sign indicating number immediately, do not change current state, to guarantee that call testing can continue the error count that adds up then value, after this numerical value reaches default thresholding, this destination node is restarted, and the state of establishing sends off-hook (Hook off) message and begins the next round call testing for idle.
Fig. 4 is called subscriber's a call flows, and called subscriber's state was initialized as idle condition (IDLE) when testing tool was brought into use:
1. called first request of receiving is exactly to create connection request, sends correct response message, adjourns to connect the state that connects of setting up;
2. when receiving the ring request, send correct response message, adjourn ringing condition;
3. when the ring wait is timed to, sends off-hook and reply, offhook message generates correct MGCP message by the protocol message processing module, sends to MGC by the information receiving and transmitting module, and adjourns off hook state;
4. when receiving the correct response of off-hook, adjourn talking state;
5. after receiving that the air time that puts the busy tone request or set in advance arrives, send on-hook (Hook on) signal, on-hook message generates correct MGCP message by the protocol message processing module, sends to MGC by the information receiving and transmitting module, and adjourns hook state;
6. after receiving the correct response of on-hook signal of transmission, adjourn and wait for the deletion connection status;
7. after receiving the deletion connection request, deletion connects, and sends correct response, and state is changed into initial idle condition, waits for beginning to call out next time.
8. under any state in calling procedure, after receiving the message that to discern, send the errored response sign indicating number immediately, do not change current state, to guarantee that call testing can continue the error count that adds up then value, after this numerical value reaches default thresholding, this destination node is restarted, and the state of establishing is waited for receiving and is created connection request with beginning new round call testing next time for idle.
Claims (8)
1, a kind of MGCP Bulk Call is called out the automatic analog test instrument, it is characterized in that, comprises with lower module: the data configuration module, call processing module, protocol process module, information receiving and transmitting module, the timer processing module, interface display operational module and log pattern; Described data configuration module is finished the relevant setting of simulation tool and Media Gateway Controller, described call processing module is finished caller, called call flow is handled, described protocol process module is used for encoding and decoding MGCP message, and the result submitted to call processing module, described information receiving and transmitting module receives and sends the MGCP message that arrives Media Gateway Controller, described timer processing module provides the control of timing in the call flow, triggered protocol and call processing module, described interface display operational module is used for the startup of test process, stop, test process data and result's demonstration and printing, described logger module record test process and result.
2, MGCP Bulk Call according to claim 1 is called out the automatic analog test instrument, it is characterized in that, described timer module be used for the monitoring message transmitting-receiving overtime, trigger the repeating transmission of message and the record of daily record.
3, MGCP Bulk Call according to claim 1 is called out the automatic analog test instrument, it is characterized in that, described logger module adopts the daily record of following specific process misregistration: for each destination node that participates in call testing, distribute a log buffer district, the log buffer district of each destination node is separate; When call out occurring the message that writes down in the corresponding destination node log buffer district being write the continuous position of journal file, and write down the call state when makeing mistakes when wrong, with easy-to-read and search error reason.
4, a kind of MGCP Bulk Call is called out the automatic analog test method, it is characterized in that, comprises the steps:
The first step, data configuration comprises the address and the port of tested object Media Gateway Controller, the address of automatic analog test instrument and port, destination node ID title, the Subscriber Number of calling, method of calling and logon mode, timer setting;
Second step, after configuration is finished, initiate registration to Media Gateway Controller, the destination node ID of all configurations initiates registration according to logon mode to Media Gateway Controller, and MGCP protocol message involved in the call testing process is encoded in advance; Each destination node to registration is opened up an internal storage data district, before calling out beginning, transaction request message such as the off-hook that calling is related to, on-hook, transmission number, and the response message of the transactions requests that system under test (SUT) is sent is all carried out coding, and be kept in the data field, in calling procedure, directly quote in the mode of internal memory pointer;
The 3rd step, after registration is finished, the beginning simulated call test, testing tool initiatively sends MGCP message to Media Gateway Controller by the information receiving and transmitting module, begins to call out, and accepts the response and the transactions requests of Media Gateway Controller loopback, the message that protocol process module analyzing medium gateway controller sends, and information extraction, call processing module is accepted the information of protocol module, the carrying out of finishing call flow.
5, MGCP Bulk Call according to claim 4 is called out the automatic analog test method, it is characterized in that, comprises in the setting of timer described in the first step: start timer, and the duration of a call timer, the air time is provided with, and be provided with ring time.
6, MGCP Bulk Call according to claim 4 is called out the automatic analog test method, it is characterized in that, the information of extracting in agreement described in the 3rd step comprises: affairs ID, order, destination node ID, incident, signal is called out ID, connection ID, the far-end session attribute is described, and the local terminal session attribute is described.
7, MGCP Bulk Call according to claim 4 is called out the automatic analog test method, it is characterized in that, finish the control of call flow in call processing module described in the 3rd step, the migration of call state, request by protocol module response Media Gateway Controller, make the MGCP message that sends both meet calling control flow, corresponding up and down again is effective.
8, call out the automatic analog test method according to the described MGCP Bulk Call of arbitrary claim in the claim 4 to 7, it is characterized in that, some unpredictable special MGCP message for the Media Gateway Controller transmission, provide following specific processing mode to handle these message, so that call testing can continue: under any state in calling procedure, after receiving the message that to discern, send the errored response sign indicating number immediately, do not change current state, the error count that adds up then value, after this numerical value reaches default thresholding, this destination node is restarted, and the state of establishing is for idle, if caller then sends offhook message, if receiving, called then wait creates connection request, with beginning next round call testing next time.
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| WO2009052756A1 (en) * | 2007-10-19 | 2009-04-30 | Huawei Technologies Co., Ltd. | The method, device and system for simulating calls |
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| US6597694B1 (en) * | 1998-06-26 | 2003-07-22 | Cisco Technology, Inc. | System and method for generating bulk calls and emulating applications |
| CN100426812C (en) * | 2002-08-15 | 2008-10-15 | 中兴通讯股份有限公司 | Simulationi realizing method based on grouping data business process and system |
| CN1265570C (en) * | 2002-10-10 | 2006-07-19 | 华为技术有限公司 | Measuring device |
| CN1533113A (en) * | 2003-03-20 | 2004-09-29 | 华为技术有限公司 | Method for detecting transmission link state by using medium gateway control protocol |
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| WO2009052756A1 (en) * | 2007-10-19 | 2009-04-30 | Huawei Technologies Co., Ltd. | The method, device and system for simulating calls |
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| CN102664764A (en) * | 2012-04-01 | 2012-09-12 | Ut斯达康通讯有限公司 | Call control flow testing tool based on media gateway control protocol and method thereof |
| CN102664764B (en) * | 2012-04-01 | 2014-09-17 | Ut斯达康通讯有限公司 | Call control flow testing tool based on media gateway control protocol and method thereof |
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| CN110166636A (en) * | 2019-04-15 | 2019-08-23 | 深圳壹账通智能科技有限公司 | Device, method and the storage medium of pressure test |
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