CN1595917A - System and method for communication between media gateway controller and media gateway - Google Patents
System and method for communication between media gateway controller and media gateway Download PDFInfo
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- CN1595917A CN1595917A CN 03159187 CN03159187A CN1595917A CN 1595917 A CN1595917 A CN 1595917A CN 03159187 CN03159187 CN 03159187 CN 03159187 A CN03159187 A CN 03159187A CN 1595917 A CN1595917 A CN 1595917A
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Abstract
The invention relates to a media gateway controller and media gateway communication system and method. the invention is mainly: the media gateway only changes information with logic media gateway controller, namely the media gateway broadcasts information to each media gateway controller through logic media gateway controller, and receives operation control to each media gateway controller through logic media gateway controller. The invention reduces the complexity of media gateway realization; and, the invention has no affection to the change and upgrade of media gateway and the media gateway controller. It is very convenient.
Description
Technical field
The present invention relates to network communications technology field, relate in particular to a kind of Media Gateway Controller and media gateway communication system and method thereof.
Background technology
Realized separating of operation layer and bearing bed that in next generation network (NGN) its core concept is that the processing of professional control procedure and professional related media streams and the foundation of media stream bearing are separated.Wherein, the equipment of realizing professional control procedure is Media Gateway Controller (MGC), realize that the equipment that Media Stream is handled and media stream bearing is set up is media gateway (MG), Media Gateway Controller is mutual by carrying out between H248, MGCP (MGCP), H323 and SIP (conversation initialized protocol) etc. and media gateway, finish control to media gateway, to realize various communication services, be that media gateway is carried out the order that Media Gateway Controller sends, realize the voice communication between the media gateway.Described Media Gateway Controller can be that Softswitch (SoftSwitch) also can be an application server (AS), and main being responsible for realizes calling out control and continuing.Be that Media Gateway Controller is separated CCF from media gateway, described CCF comprises: call routing, management control, connection control (foundation/dismounting session) and signalling interworking, the foundation of Media Gateway Controller and media gateway has realized call transfer and has called out separating of control, made things convenient for the management of network service.Described media gateway then is that the media conversion in a kind of network is become the desired media formats of another kind of network, and for example: media gateway can be changed between the Media Stream of the bearer path of Circuit Switching Network and Packet Based Network.
Because the restriction of the disposal ability of Media Gateway Controller or the purpose of resource-sharing, same media gateway may need to communicate by letter with a plurality of Media Gateway Controllers.Because a media gateway may be subjected to the control of a plurality of Media Gateway Controllers, and the employed control protocol of each Media Gateway Controller also may have nothing in common with each other, comprise: H248, MGCP, NCS, H323, SIP etc., therefore, reliably carry out the operation of Media Gateway Controller, the different control protocol of the essential support of media gateway for guaranteeing media gateway.Like this, media gateway promptly will realize the division of Virtual Media Gateway so that communicate by letter with different Media Gateway Controllers, need to realize supporting the various control agreement again, make that the realization of media gateway is very complicated, and development cost is higher, and difficulty is all compared in configuration data, Operation and Maintenance, upgrading (for example increasing a kind of control protocol) and change.
Summary of the invention
Problem in view of above-mentioned prior art exists the purpose of this invention is to provide a kind of Media Gateway Controller and media gateway communication system and method thereof, realizes the complexity of media gateway with reduction, and is convenient to increase new business.
The objective of the invention is to be achieved through the following technical solutions:
Described Media Gateway Controller and media gateway communication system comprise:
One group media gateway controller: to logical medium gateway controller transmit operation control information, media gateway is operated control respectively, the message that while receiving media gateway reports by the logical medium gateway controller by the logical medium gateway controller;
Media gateway: receive the control information operation that each Media Gateway Controller issues by the logical medium gateway controller, carry out operation, the message that reports to the corresponding media gateway controlling device by the logical medium gateway controller simultaneously accordingly;
The logical medium gateway controller: determine the Media Gateway Controller of the message that the receiving media gateway reports, and report the corresponding media gateway controlling device, simultaneously, the control information operation that Media Gateway Controller is issued is handed down to media gateway.
A described group media gateway controller is: one or more based on a kind of or Media Gateway Controller of agreement of the same race not.
Described Media Gateway Controller can be that Softswitch (SoftSwitch) also can be an application server (AS).
Described logical medium gateway controller is built in or is placed in the described media gateway.
Described logical medium gateway controller comprises: with each medium net controller corresponding virtual media gateway, described Virtual Media Gateway receives the control information operation of the Media Gateway Controller corresponding with it, and the message that reports of receiving media gateway.
The method of described Media Gateway Controller and media gateway communication comprises:
The message that logical medium gateway controller receiving media gateway reports in a group media gateway controller, is determined to receive the Media Gateway Controller of this message, and is given the corresponding media gateway controlling device with this information reporting;
The logical medium gateway controller receives the control information operation that each Media Gateway Controller issues, and is handed down to media gateway.
The method of described Media Gateway Controller and media gateway communication further comprises:
Medium gateway to report message is given the logical medium gateway controller, the logical medium gateway controller determines to receive the Virtual Media Gateway of this message according to medium resource identification, and the resource identification in the media gateway and media gateway sign is converted into the resource identification and the Virtual Media Gateway sign of this Virtual Media Gateway by corresponding Virtual Media Gateway, report the Media Gateway Controller corresponding then with it;
Media Gateway Controller issues control information operation to the logical medium gateway controller, the Virtual Media Gateway that the logical medium gateway controller determines to receive described control information operation according to the Virtual Media Gateway sign or the Media Gateway Controller sign of control information operation, and the resource identification of this Virtual Media Gateway and Virtual Media Gateway sign are converted into resource identification and media gateway sign in the media gateway by corresponding Virtual Media Gateway, then this control information operation is handed down to media gateway.
The method of described Media Gateway Controller and media gateway communication also comprises:
Corresponding relation at the medium resource identification of the medium resource identification of logical medium gateway controller configuration virtual media gateway and media gateway.
The method of described Media Gateway Controller and media gateway communication is advanced one and is comprised:
After the message of this media gateway use agreement that logical medium gateway controller receiving media gateway reports, be that the information reporting of the control protocol that adopts between logical medium gateway controller and Media Gateway Controller is given Media Gateway Controller with this message transformation;
When the control information operation of the control protocol that adopts between Media Gateway Controller that Media Gateway Controller issues and logical medium gateway controller is given the logical medium gateway controller, the media gateway that the logical medium gateway controller is handed down to its control information operation that is converted into the control protocol that adopts between logical medium gateway controller and media gateway of described control information operation.
When media gateway when the logical medium gateway controller is registered or is nullified, method of the present invention comprises:
The message that media gateway reports registration or nullifies to the logical medium gateway controller;
The logical medium gateway controller reports the message of described registration or cancellation respectively to each Media Gateway Controller that communicates with, carrying the sign of respective virtual media gateway in the message;
Each Media Gateway Controller is registered or is nullified the processing back to corresponding Virtual Media Gateway and returns response message to the logical medium gateway controller;
The logical medium gateway controller returns response message to media gateway after receiving the response message that each Media Gateway Controller returns.
The control protocol that adopts of communicating by letter between described media gateway and the logical medium gateway controller comprises: MGCP agreement, H248 agreement, Session Initiation Protocol, H323 agreement, NCS agreement;
The control protocol that adopts of communicating by letter between described Media Gateway Controller and the logical medium gateway controller comprises: MGCP agreement, H248 agreement, Session Initiation Protocol, H323 agreement, NCS agreement;
The employing internal agreement of communicating by letter with other internal entities of media gateway when described logical medium gateway controller is built in media gateway.
By the described technical scheme of the invention described above as can be seen, media gateway is only carried out the mutual of information with the logical medium gateway controller among the present invention, and accept the operation control of each Media Gateway Controller, thereby reduced complexity of media gateway realization by the logical medium gateway controller.When media gateway need be accepted the Media Gateway Controller control of a new protocol type, media gateway need not to revise, and perhaps carries out less adaptability revision among the present invention, and the corresponding logical medium gateway controller of only main modification can meet the demands.
And, among the present invention, in the logical medium gateway controller, media gateway being divided into a plurality of Virtual Media Gateways, a plurality of Virtual Media Gateways are supported different control protocols respectively, make that the exploitation of media gateway can be specialized more in the system; Simultaneously, the logical medium gateway controller also can carry out specialized exploitation, and specialized exploitation can reduce cost of developing widely.
In addition, among the present invention, can be independent of each other to the logical medium gateway controller of separation and the modification and the upgrading of media gateway, independently carry out separately, therefore, what's new or newly added equipment are all than being easier to, as increasing Media Gateway Controller etc. concerning system.Simultaneously, the logical medium gateway controller of separation and media gateway can also make finishes configuration to it more fast, and it is more simple and convenient to make that operation and maintenance becomes.
Description of drawings
The system schematic that Fig. 1 communicates by letter with MG for MGC in the prior art;
The system schematic that Fig. 2 communicates by letter with MG for MGC among the present invention;
Fig. 3 is the flow chart 1 of method of the present invention;
Fig. 4 is the flow chart 2 of method of the present invention;
Fig. 5 is the flow chart 3 of method of the present invention.
Embodiment
Core of the present invention is to create a logical medium gateway controller (LMGC) between media gateway and a plurality of Media Gateway Controller, thereby make concerning media gateway (MG), it is corresponding with a plurality of Media Gateway Controllers to need not to divide a plurality of Virtual Media Gateways again, receives its operation control.Media gateway among the present invention only is controlled by a logical medium gateway controller, and only uses a kind of control protocol to communicate by letter with media gateway to operate on it control.Described logical medium gateway controller uses the various control agreements that the control operation of media gateway is mapped as a logical medium gateway controller a plurality of Media Gateway Controllers to use a kind of control control protocol that media gateway is operated; And on the logical medium gateway controller, a media gateway is divided into a plurality of Virtual Media Gateways and is controlled by each Media Gateway Controller control respectively, like this, a plurality of Media Gateway Controller just can use the operation control that different control protocol (promptly realize this Media Gateway Controller adopted control protocol) is carried out described Virtual Media Gateway.
Described logical medium gateway controller is changed control information operation that issues and the protocol of messages form that reports as required, thereby realize the control of control protocol that Media Gateway Controller is used, become of the control of the control protocol of media gateway support media gateway to Virtual Media Gateway.Simultaneously, really do not realize operation control on the logical medium gateway controller to media resource, as call out control etc., equally there is not media resource yet, the logical medium gateway controller has only been realized the mapping of the medium resource identification of Virtual Media Gateway to the medium resource identification of media gateway, thereby makes logical medium gateway controller realization Media Gateway Controller operate the mapping that the media resource of media gateway is operated to the media resource of Virtual Media Gateway.
Therefore, the establishment of logical medium gateway controller makes Media Gateway Controller more convenient to the control of media gateway, and the complexity that the corresponding media gateway controlling device is realized also reduces greatly, be that the logical medium gateway controller uses a kind of agreement and media gateway to finish control to media gateway alternately, Media Gateway Controller uses the Virtual Media Gateway on different control protocol and the logical medium gateway controller to carry out finishing the control to Virtual Media Gateway alternately.
Based on above-mentioned design philosophy, the invention provides a kind of Media Gateway Controller and media gateway communication system, referring to Fig. 2, described system specifically comprises:
One group media gateway controller: to logical medium gateway controller transmit operation control information, media gateway is carried out control information operation respectively, realize operation control to media gateway by the logical medium gateway controller; Simultaneously, the message that the receiving media gateway reports by the logical medium gateway controller, and determine corresponding control information operation according to the content of message, be handed down to corresponding media gateway by corresponding Virtual Media Gateway in the logical medium gateway controller then; A described group media gateway controller can be for one or more based on the Media Gateway Controller of creating with agreement a kind of or not of the same race, as shown in Figure 2, media gateway controller MGC 1 among the figure is the Media Gateway Controller of realizing based on the H248 agreement, and media gateway controller MGC 2 is the Media Gateway Controller of realizing based on MGCP;
Media gateway: receive the control information operation that each Media Gateway Controller is sent by the logical medium gateway controller, carry out corresponding media resource operation, pass through the logical medium gateway controller simultaneously to corresponding media gateway controlling device reporting message;
The logical medium gateway controller: determine the Media Gateway Controller of the message that the receiving media gateway reports, and report the corresponding media gateway controlling device, simultaneously, the control information operation that Media Gateway Controller is issued is handed down to media gateway.Described logical medium gateway controller is built in or is placed in the described media gateway, and promptly the logical medium gateway controller can be used as an independently physical entity existence, also can be used as a functional entity and realizes on the media gateway device of physics.Described logical medium gateway controller comprises: with each medium net controller corresponding virtual media gateway, described Virtual Media Gateway receives the control information operation of the Media Gateway Controller corresponding with it, and the message that reports of receiving media gateway.
Based on above-mentioned Media Gateway Controller and media gateway communication system, the present invention also provides the method for a kind of Media Gateway Controller and media gateway communication, and described method may further comprise the steps:
At first, corresponding relation at the medium resource identification of the medium resource identification of logical medium gateway controller configuration virtual media gateway and media gateway, so that the logical medium gateway controller is handed down to corresponding media gateway according to corresponding medium resource identification by corresponding Virtual Media Gateway exactly with the control information operation that Media Gateway Controller issues, thereby guarantee that media gateway carries out corresponding media resource operation according to described control information operation, realize that promptly Media Gateway Controller operates mapping to the media resource operation of media gateway to the media resource of Virtual Media Gateway;
After having disposed above-mentioned corresponding relation, just can utilize described logical medium gateway controller to carry out the mutual of message between media gateway and Media Gateway Controller, the interacting message between media gateway and Media Gateway Controller generally includes following two kinds of situations:
(1) media gateway is to the situation of Media Gateway Controller reporting message: media gateway at first reporting message is given the logical medium gateway controller, after the message that logical medium gateway controller receiving media gateway reports, determine to receive the Virtual Media Gateway of this message according to medium resource identification, and the resource identification in the media gateway and media gateway sign is converted into the resource identification and the Virtual Media Gateway sign of this Virtual Media Gateway by corresponding Virtual Media Gateway, by this Virtual Media Gateway the message of medium gateway to report is reported the Media Gateway Controller corresponding with it more then, to accept the operation control of Media Gateway Controller to described media gateway;
(2) Media Gateway Controller issues the situation of control information operation to media gateway: Media Gateway Controller issues control information operation to the logical medium gateway controller, after the logical medium gateway controller is received described control information operation, Virtual Media Gateway sign or the definite Virtual Media Gateway that receives described control information operation of Media Gateway Controller sign according to control information operation, and the resource identification of this Virtual Media Gateway and Virtual Media Gateway sign are converted into resource identification and media gateway sign in the media gateway by corresponding Virtual Media Gateway, by this Virtual Media Gateway this control information operation is handed down to media gateway then, finishes the operation control of Media Gateway Controller media gateway.
In the method for the present invention:
The control protocol that adopts of communicating by letter between media gateway and the logical medium gateway controller comprises: MGCP agreement, H248 agreement, Session Initiation Protocol, H323 agreement, NCS agreement etc.;
The control protocol that adopts of communicating by letter between Media Gateway Controller and the logical medium gateway control comprises: MGCP agreement, H248 agreement, Session Initiation Protocol, H323 agreement, NCS agreement etc.;
If communicate by letter the employing internal agreement when logical medium gateway controller is built in media gateway with other internal entities of media gateway.
Therefore, the control protocol that adopts between the control protocol that is adopted between media gateway and logical medium gateway controller and logical medium gateway controller and Media Gateway Controller can be different control protocol, at this moment, just need on the logical medium gateway controller, realize the corresponding protocol conversion, normally carry out to guarantee communicating by letter between Media Gateway Controller and media gateway, be that media gateway can be to each Media Gateway Controller reporting message, each Media Gateway Controller also can issue control information operation to media gateway; Described protocol conversion is:
During the message of the control protocol that this media gateway that reports when logical medium gateway controller receiving media gateway is used, the logical medium gateway controller need with this message transformation be the logical medium gateway controller with the corresponding media gateway controlling device between communicate by letter after the message of control protocol of use, report the corresponding media gateway controlling device again;
When the control information operation of the control protocol that Media Gateway Controller that issues when Media Gateway Controller and logical medium gateway controller use was given the logical medium gateway controller, the control information operation that the logical medium gateway controller need be converted into described control information operation the control protocol of using between logical medium gateway controller and this media gateway was handed down to media gateway.
For further specifying the present invention, now concrete application example of the present invention is set forth in conjunction with Fig. 2, Fig. 3, Fig. 4 and Fig. 5:
As shown in Figure 2, the control protocol that the interface of logical medium gateway controller LMG and media gateway uses is the H248 agreement, the logical medium gateway controller be designated 1mg.com; On the logical medium gateway controller, media gateway MG is divided into two Virtual Media Gateways, uses H248 agreement and MGCP to receive the operation control of two Media Gateway Controllers respectively.Use the Media Gateway Controller of H248 agreement to be MGC1 among Fig. 2, it is designated mgc1.com according to the requirements definition of H248 agreement; Use the Media Gateway Controller of MGCP to be MGC2, need not according to the requirement of MGCP is its definition sign.
In addition, also define being designated of media gateway: mg.com, and on media gateway being designated of pre-defined media resource: A1, A2; Wherein, comprise the predefined media resource A1 of media gateway in VMG1, its medium resource identification in VMG1 is TDM1; Comprise the predefined media resource A2 of media gateway in VMG2, its medium resource identification in VMG2 is aaln/l.Two Virtual Media Gateways on the logical medium gateway controller are respectively: VMG1 and VMG2, and VMG1 is designated vmg1.com; VMG2 is designated vmg2.com; VMG1 uses the H248 agreement controlled by MGC1, and VMG2 uses MGCP controlled by MGC2, and media gateway controller MGC 1 and MGC2 be respectively by operating control with its corresponding virtual media gateway VMG1 and VMG2 to media gateway MG, and receives the message that it reports.
At first registering or nullify to Media Gateway Controller with media gateway is example, and method of the present invention is described.When media gateway when Media Gateway Controller is registered or is nullified, will carry out the registration of each corresponding Virtual Media Gateway or nullify getting final product to each Media Gateway Controller by the logical medium gateway controller, specifically may further comprise the steps:
Step 31: media gateway sends ServiceChange Req (service change request) message to the logical medium gateway controller, be the registration or the cancellation order of H248 agreement, the gateway identification that carries in the order is mg.com, and expression is registration or the cancellation order that the respective media gateway sends;
Step 32: after the logical medium gateway controller is received above-mentioned registration or nullified order, send ServiceChange Req message to media gateway controller MGC 1, carrying the gateway identification vmg1.com of Virtual Media Gateway VMG1 in the message, representing that this message is the registration or the cancellation order of the H248 agreement of VMG1;
Step 33: media gateway controller MGC 1 back response is given the Virtual Media Gateway VMG1 of logical medium gateway controller, acknowledges receipt of the registration of described H248 agreement or nullifies order;
Step 34: the logical medium gateway controller sends registration or the cancellation order of the MGCP of Virtual Media Gateway VMG2 to media gateway controller MGC 2, use gateway identification to be vmg2.com, and table is not registration or the cancellation order of the MGCP of VMG2;
Step 35: media gateway controller MGC 2 back response are given the Virtual Media Gateway vmg2 of logical medium gateway controller, acknowledge receipt of the registration of described MGCP or nullify order;
Step 36: after the logical medium gateway controller was received response, back response was given media gateway, and the affirmation media gateway is finished to the operation of Media Gateway Controller registration or cancellation.
Still referring to Fig. 2, when media gateway need to the logical medium gateway controller send be the message of a medium resource identification time, as dropping into, withdraw from message such as service, notification event, the logical medium gateway controller is then discerned this message according to medium resource identification and is belonged to that Virtual Media Gateway, thereby determine this medium resource identification corresponding resource sign in Virtual Media Gateway, and this message is sent on the Media Gateway Controller of this Virtual Media Gateway correspondence.Require needs on Virtual Media Gateway, to preserve some information according to the conversion between control protocol, after guaranteeing the receiving response of this message, can identify the corresponding message of this response, so that the response of correct this message of loopback is to media gateway.Detecting user's off-hook condition with media gateway is example, and the concrete handling process of said process is described, and referring to Fig. 4, may further comprise the steps:
Step 41: media gateway sends notification command to the logical medium gateway controller, detects off-hook event on the notice medium resource identification A2, and the media gateway that this message is used is designated mg.com;
Step 42: after the logical medium gateway is received the message that reports, determine that according to the information of configuration needs offer media gateway controller MGC 2 with this message one, then send the notification command of medium resource identification aaln/l of the VMG2 of Virtual Media Gateway to MGC2, the end points aaln/l of notice MGC2 Virtual Media Gateway vmg2.com detects off-hook event;
Step 43: Virtual Media Gateway VMG2 is given in the response of the notification command of media gateway controller MGC 2 loopback aaln/l, acknowledges receipt of the described notification command that reports off-hook event;
Step 44: after the Virtual Media Gateway VMG2 of logical medium gateway controller received response, the notification command of loopback A2 responded to media gateway, confirmed that this reports the process of off-hook event to finish.
Still referring to Fig. 2, when the Media Gateway Controller initiation is operated the media resource of Virtual Media Gateway, the logical medium gateway controller needs this media resource operation map to the media resource operation to media gateway, and wait for that media gateway returns the result to the media resource operation, then the result is returned to Media Gateway Controller.Distributing a virtual terminal with the Media Gateway Controller request below is example, and said process is described further, and referring to Fig. 5, specifically may further comprise the steps:
Step 51: media gateway controller MGC 1 is initiated the media resource operation of ADD (increases) order to Virtual Media Gateway VMG1, requires virtual terminal of distribution, the media gateway controller MGC of using in the described increase order be designated mgc1.com;
Step 52: after the Virtual Media Gateway VMG1 in the logical medium gateway controller receives and increases order, initiate to increase the media resource operation of order to media gateway, require media gateway to distribute a virtual terminal, increase the 1mg.com that is designated of the media gateway controller MGC used in the order;
Step 53: after media gateway is received described increase order, distribute a virtual terminal, back response is given the logical medium gateway controller, and the media gateway MG that uses in the response is designated mg.com;
Step 54: after Virtual Media Gateway VMG1 receives response in the logical medium gateway controller, back response is given media gateway controller MGC 1, use the vmg1.Com that is designated of media gateway MG in the response, confirm that this Media Gateway Controller request distributes the process of a virtual terminal to finish.
By above-mentioned in conjunction with Fig. 3, Fig. 4 and Fig. 5 as can be seen to explanation that the present invention did, if there is not the logical medium gateway controller, media gateway will realize the division of Virtual Media Gateway, also to realize two kinds of control protocols of H248 agreement and MGCP, therefore, will cause the realization of media gateway very complicated.So the realization of media gateway of the present invention is simple and modification, easy to maintenance.
Claims (11)
1, a kind of Media Gateway Controller and media gateway communication system is characterized in that comprising:
One group media gateway controller: to logical medium gateway controller transmit operation control information, media gateway is operated control respectively, the message that while receiving media gateway reports by the logical medium gateway controller by the logical medium gateway controller;
Media gateway: receive the control information operation that each Media Gateway Controller issues by the logical medium gateway controller, carry out operation, the message that reports to the corresponding media gateway controlling device by the logical medium gateway controller simultaneously accordingly;
The logical medium gateway controller: determine the Media Gateway Controller of the message that the receiving media gateway reports, and report the corresponding media gateway controlling device, simultaneously, the control information operation that Media Gateway Controller is issued is handed down to media gateway.
2, Media Gateway Controller according to claim 1 and media gateway communication system is characterized in that a described group media gateway controller is: one or more based on a kind of or Media Gateway Controller of agreement of the same race not.
3, the system that communicates by letter between Media Gateway Controller according to claim 1 and medium net rice weevil is characterized in that described Media Gateway Controller can be that Softswitch (SoftSwitch) also can be an application server (AS).
4, Media Gateway Controller according to claim 1 and media gateway communication system is characterized in that described logical medium gateway controller is built in or is placed in the described media gateway.
5, according to claim 1,2,3 or 4 described Media Gateway Controller and media gateway communication system, it is characterized in that described logical medium gateway controller comprises: with each medium net controller corresponding virtual media gateway, described Virtual Media Gateway receives the control information operation of the Media Gateway Controller corresponding with it, and the message that reports of receiving media gateway.
6, the method for a kind of Media Gateway Controller and media gateway communication is characterized in that comprising:
The message that logical medium gateway controller receiving media gateway reports in a group media gateway controller, is determined to receive the Media Gateway Controller of this message, and is given the corresponding media gateway controlling device with this information reporting;
The logical medium gateway controller receives the control information operation that each Media Gateway Controller issues, and is handed down to media gateway.
7, the method for Media Gateway Controller according to claim 6 and media gateway communication is characterized in that this method further comprises:
Medium gateway to report message is given the logical medium gateway controller, the logical medium gateway controller determines to receive the Virtual Media Gateway of this message according to medium resource identification, and the resource identification in the media gateway and media gateway sign is converted into the resource identification and the Virtual Media Gateway sign of this Virtual Media Gateway by corresponding Virtual Media Gateway, report the Media Gateway Controller corresponding then with it;
Media Gateway Controller issues control information operation to the logical medium gateway controller, the Virtual Media Gateway that the logical medium gateway controller determines to receive described control information operation according to the Virtual Media Gateway sign or the Media Gateway Controller sign of control information operation, and the resource identification of this Virtual Media Gateway and Virtual Media Gateway sign are converted into resource identification and media gateway sign in the media gateway by corresponding Virtual Media Gateway, then this control information operation is handed down to media gateway.
8, the method for Media Gateway Controller according to claim 7 and media gateway communication is characterized in that this method also comprises:
Corresponding relation at the medium resource identification of the medium resource identification of logical medium gateway controller configuration virtual media gateway and media gateway.
9,, it is characterized in that this method advances one and comprise according to the method for claim 6 or 7 described Media Gateway Controllers and media gateway communication:
After the message of this media gateway use agreement that logical medium gateway controller receiving media gateway reports, be that the information reporting of the control protocol that adopts between logical medium gateway controller and Media Gateway Controller is given Media Gateway Controller with this message transformation;
When the control information operation of the control protocol that adopts between Media Gateway Controller that Media Gateway Controller issues and logical medium gateway controller is given the logical medium gateway controller, the media gateway that the logical medium gateway controller is handed down to its control information operation that is converted into the control protocol that adopts between logical medium gateway controller and media gateway of described control information operation.
10, according to the method for claim 6 or 7 described Media Gateway Controllers and media gateway communication, it is characterized in that, when media gateway when the logical medium gateway controller is registered or is nullified, described method comprises:
The message that media gateway reports registration or nullifies to the logical medium gateway controller;
The logical medium gateway controller reports the message of described registration or cancellation respectively to each Media Gateway Controller that communicates with, carrying the sign of respective virtual media gateway in the message;
Each Media Gateway Controller is registered or is nullified the processing back to corresponding Virtual Media Gateway and returns response message to the logical medium gateway controller;
The logical medium gateway controller returns response message to media gateway after receiving the response message that each Media Gateway Controller returns.
11, the method for Media Gateway Controller according to claim 6 and media gateway communication is characterized in that:
The control protocol that adopts of communicating by letter between described media gateway and the logical medium gateway controller comprises: MGCP agreement, H248 agreement, Session Initiation Protocol, H323 agreement, NCS agreement;
The control protocol that adopts of communicating by letter between described Media Gateway Controller and the logical medium gateway controller comprises: MGCP agreement, H248 agreement, Session Initiation Protocol, H323 agreement, NCS agreement;
The employing internal agreement of communicating by letter with other internal entities of media gateway when described logical medium gateway controller is built in media gateway.
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| CNB031591876A CN100403744C (en) | 2003-09-08 | 2003-09-08 | System and method for communication between media gateway controller and media gateway |
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| CNB031591876A CN100403744C (en) | 2003-09-08 | 2003-09-08 | System and method for communication between media gateway controller and media gateway |
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| CN100403744C CN100403744C (en) | 2008-07-16 |
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| WO2009089737A1 (en) * | 2007-12-28 | 2009-07-23 | Huawei Technologies Co., Ltd. | A method for interacting the area information express capability and the media gateway and the media gateway controller thereof |
| CN101179534B (en) * | 2006-11-08 | 2010-05-12 | 华为技术有限公司 | Information processing method, system and media gateway controller |
| US7869448B2 (en) | 2006-02-01 | 2011-01-11 | Nec Corporation | Network, media gateway device and internal resource management method used in same |
| CN1855914B (en) * | 2005-04-19 | 2011-07-13 | 中兴通讯股份有限公司 | Method for media gateway controller obtaining ability |
| CN101442815B (en) * | 2006-06-26 | 2012-07-04 | 华为技术有限公司 | Method for indicating implement terminal connection of medium gateway |
| CN113472638A (en) * | 2021-07-05 | 2021-10-01 | 腾讯科技（深圳）有限公司 | Edge gateway control method, system, device, electronic equipment and storage medium |
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| CN1855914B (en) * | 2005-04-19 | 2011-07-13 | 中兴通讯股份有限公司 | Method for media gateway controller obtaining ability |
| US7869448B2 (en) | 2006-02-01 | 2011-01-11 | Nec Corporation | Network, media gateway device and internal resource management method used in same |
| CN101014039B (en) * | 2006-02-01 | 2011-05-18 | 日本电气株式会社 | Network, media gateway device and internal resource management method used in same |
| CN101442815B (en) * | 2006-06-26 | 2012-07-04 | 华为技术有限公司 | Method for indicating implement terminal connection of medium gateway |
| CN101179534B (en) * | 2006-11-08 | 2010-05-12 | 华为技术有限公司 | Information processing method, system and media gateway controller |
| WO2009089737A1 (en) * | 2007-12-28 | 2009-07-23 | Huawei Technologies Co., Ltd. | A method for interacting the area information express capability and the media gateway and the media gateway controller thereof |
| CN113472638A (en) * | 2021-07-05 | 2021-10-01 | 腾讯科技（深圳）有限公司 | Edge gateway control method, system, device, electronic equipment and storage medium |
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Assignee: Hangzhou Huawei Enterprise Communication Technology Co.,Ltd. Assignor: HUAWEI TECHNOLOGIES Co.,Ltd. Contract record no.: 2010440020126 Denomination of invention: System for communication between media gateway controller and media gateway and method thereof Granted publication date: 20080716 License type: Exclusive License Open date: 20050316 Record date: 20100804 |
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