CN100450116C - Method for indicating media gateway executing terminal connection - Google Patents
Method for indicating media gateway executing terminal connection Download PDFInfo
- Publication number
- CN100450116C CN100450116C CNB2006100926157A CN200610092615A CN100450116C CN 100450116 C CN100450116 C CN 100450116C CN B2006100926157 A CNB2006100926157 A CN B2006100926157A CN 200610092615 A CN200610092615 A CN 200610092615A CN 100450116 C CN100450116 C CN 100450116C
- Authority
- CN
- China
- Prior art keywords
- terminal
- mgc
- terminals
- information
- configuration information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
This invention discloses a method for instructing medium gateway to execute terminal connections including: a medium gateway controller MGC carries the information of terminals of MG having connection ability in a connection instruction and sends it to the MG, which can guarantee that MG can carry out terminal connection operation effectively so as to guarantee that call connection process is done smoothly.
Description
Technical field
The present invention relates to the network communications technology, particularly relate to the method that a kind of indicating media gateway executing terminal connects.
Background technology
At present, soft-exchange construction has obtained using widely.Soft-exchange construction will carry with control and separate, and (Media Gateway MG) realizes bearing function, that is to say, MG mainly provides and insert adaption function, with the media stream transition function of other network interworkings and particular media asset etc. is provided by media gateway; Then (Media Gateway Controller MGC) realizes controlled function, that is to say, MGC can control MG by signaling and carry out the miscellaneous service operation, thereby realizes the control to calling procedure by Media Gateway Controller.
Dispose among the MG and realize calling out required various resources, in soft-exchange construction, resource is terminal (Termination) by abstract definition, therefore, and according to the operating position of resource, terminal among the MG can be the resource with semipermanent existence, (Time Division Multiplex, TDM) passage etc. also can be the resources that provisional application discharges with the back such as time division multiplexing, such as RTP (Real-time Transport Protocol, RTP) stream etc.In soft-exchange construction, the combination between the different terminals is context (Context) by abstract definition, that is to say, has comprised the topological relation of terminal room in the context.Like this, for call, the performed various call proceeding operation reality of MG are exactly in corresponding to the context of calling out relevant terminal to be coupled together.Such as, referring to Fig. 1, call out when being connected setting up at calling party a and called party b, on MG, the employed resource of calling party a is to comprise TDM passage a and rtp streaming a in the terminal, the employed resource of called party b is to comprise TDM passage b and rtp streaming b in the terminal, therefore, MG is when carrying out this call proceeding, must be in context Context a corresponding to calling party a, terminal TDM passage a and rtp streaming a are coupled together, in context Context b, terminal TDM passage b and rtp streaming b are coupled together corresponding to called party b.
This shows that the MG process that the execution terminal connects in corresponding to the context of calling out is a significant process in the call proceeding process.At present, MG carries out the terminal connection procedure under the control of MGC.
Fig. 2 indicates MG to carry out the flow chart that terminal connects in the prior art.Referring to Fig. 2, in the prior art, the process that MGC indication MG carries out the terminal connection may further comprise the steps:
Step 201: when needs carried out call proceeding, the terminal information that MGC will connect was carried to connect in the indication and is sent to MG.
Here, referring to Fig. 3, the terminal information that the employed terminal TDM passage of calling party a a and the employed terminal TDM passage of called party b b is connected as need such as MGC is carried in the connection indication, and is sent to MG.
After step 202:MG receives the connection indication of carrying the terminal information that needs connection, judge self whether to possess with connecting the ability that indicated terminal connects in the indication, if then execution in step 203, otherwise, execution in step 204.
Here, for various dissimilar terminals, MG possesses the ability that connects for the terminal of some of them type, and for the terminal of some other type, does not then possess the ability that connects.Such as, referring to Fig. 3, MG possesses the ability that the terminal that will represent the TDM passage is connected with the terminal of representing rtp streaming; And owing to lack the associated inner exchange logic, do not possess the ability that the terminal that will represent two TDM passages connects, at this moment, even MG receives indication that MGC sends with the connection indication that terminal TDM passage a is connected with TDM passage b, also can't realize this attended operation.
Step 203:MG couples together described terminal in the context corresponding to this calling, finishes current flow process.
Step 204:MG is sent to MGC with failure response.
By above description as can be seen, though have the terminal of a large amount of various resources of representative among the MG, MG itself but might not possess any two abilities that terminal connects.Yet, in the prior art, when MGC connects two specific terminals in indication, do not consider but whether MG possesses these two abilities that particular terminal connects, therefore, tend to make MG owing to do not possess, and can't carry out attended operation these two abilities that particular terminal connects, thereby cause the call proceeding procedure failure, greatly reduce QoS.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of MG of indication to carry out the method that terminal connects, and to guarantee that MG can effectively carry out the terminal attended operation, guarantees carrying out smoothly of call proceeding process.
In order to achieve the above object, technical scheme of the present invention is achieved in that
A kind of MG that indicates carries out the method that terminal connects, and comprising: media gateway controller MGC is according to the information of media gateway MG to the concatenation ability of different types of terminals, and the terminal link information that MG is possessed concatenation ability is carried to connect in the indication and is sent to MG.
The MG of MGC institute basis sets in advance in MGC the information of the concatenation ability of different types of terminals.
This method further comprises: the information of MG to the concatenation ability of different types of terminals is set in MG; The order that MGC will obtain end connecting ability is sent to MG; MG is sent to MGC with the information of set concatenation ability to different types of terminals;
The MG of MGC institute basis obtains by reception the information of the concatenation ability of different types of terminals.
Described order of obtaining end connecting ability is the audit order;
Described MG comprises the step that the information of set concatenation ability to different types of terminals is sent to MGC: MG is sent to MGC by the information to the concatenation ability of different types of terminals that the response to the audit order will be provided with in self.
Comprise in the described audit order: the terminal that the MG that is used to audit supports connects the parameter S TC of configuration information;
The step that the information to the concatenation ability of different types of terminals that described MG will be provided with in self by the response to audit order is sent to MGC comprises: MG connects configuration information with the terminal of self supporting and is carried in the response to the audit order as the value of parameter S TC and is sent to MGC.
Comprise in the described audit order: the unsupported terminal of the MG that is used to audit connects the parameter N STC of configuration information;
The step that the information to the concatenation ability of different types of terminals that described MG will be provided with in self by the response to audit order is sent to MGC comprises: MG connects configuration information with self unsupported terminal and is carried in the response to the audit order as the value of parameter N STC and is sent to MGC.
The step that the information to the concatenation ability of different types of terminals of described MG by will be set to the response of audit order is sent to MGC further comprises: MG connects configuration information for the terminal of not determining content, the described parameter of correspondence is changed to be carried in the response that audit is ordered after the null value be sent to MGC.
Described MG comprises the information of the concatenation ability of different types of terminals: the terminal that MG supports connects configuration information, and/or the unsupported terminal of MG connects configuration information.
When MG comprises that to the information of the concatenation ability of different types of terminals terminal that MG supports connects configuration information and is connected configuration information with the unsupported terminal of MG,
Any one terminal connects configuration and can only appear at terminal that MG supports and connect configuration information and is connected with the unsupported terminal of MG among in the configuration information one, and perhaps the terminal connection configuration information of supporting at MG is connected in the configuration information with the unsupported terminal of MG and does not all occur.
Described terminal connects configuration information and comprises: the closure between any two kinds of terminal types and this two types of terminals.
Described terminal type comprises: represent the different terminals type of different resource type, and/or, the pairing different terminals type of different specific resources in a kind of resource type.
The value of the closure between described two types of terminals is two-way or unidirectional, and default expression is two-way.
Described terminal type is made an appointment between MGC and MG.
This shows, in the present invention, can be by in MGC, being provided with or passing through the mode of audit MG in advance, make MGC obtain the information of MG to the concatenation ability of different types of terminals, and, when MGC connects two terminals in indication, according to the information of the MG that is obtained to the concatenation ability of different types of terminals, the terminal information that MG is possessed concatenation ability is carried in the connection indication, like this, can guarantee that then MG can effectively carry out the terminal attended operation, thereby guarantee carrying out smoothly of call proceeding process, improve QoS greatly.
Description of drawings
Fig. 1 is that MG carries out the schematic diagram that terminal connects.
Fig. 2 indicates MG to carry out the flow chart that terminal connects in the prior art.
Fig. 3 is that MG can't carry out the schematic diagram that two terminals of representing the TDM passage are connected.
Fig. 4 is the flow chart of the embodiment of the invention 1.
Fig. 5 is that MG carries out the schematic diagram that terminal connects in embodiments of the present invention.
Fig. 6 is the flow chart of the embodiment of the invention 2.
Embodiment
In the prior art,, therefore, when indication connects different terminals, tend to occur MG and can't carry out the terminal attended operation, cause the shortcoming of call proceeding failure because MGC does not understand the concatenation ability of MG to different terminals.At this shortcoming, the present invention proposes a kind of MG of indication and carry out the method that terminal connects, its core concept is: when needs carry out call proceeding, MGC is according to the information of MG to the concatenation ability of different types of terminals, and the terminal information that MG is possessed concatenation ability is carried to connect in the indication and is sent to MG.
Wherein, the MG of MGC institute basis can be to be pre-configured among the MGC to the information of the concatenation ability of different terminals, also can be to be configured among the MG, and send to MGC's by MG.
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with drawings and the specific embodiments.
Embodiment 1:
In the present embodiment, with in advance in MGC configuration MG be example to the information of the concatenation ability of different terminals, implementation procedure of the present invention is described.
Fig. 4 is the flow chart of the embodiment of the invention 1.Referring to Fig. 4, in the present invention, the process that MGC indication MG carries out the terminal connection may further comprise the steps:
Step 401: between MG and MGC, arrange terminal type in advance.
Here, described terminal type can comprise: represent the different terminals type of different resource type, such as the terminal type of representing rtp streaming with represent the terminal type etc. of TDM passage; And/or, the pairing different terminals type of different specific resources in a kind of resource type, such as, for the rtp streaming resource type, the corresponding a kind of terminal type of the rtp streaming that adopts coded system 1 to encode, the corresponding another kind of terminal type of rtp streaming that employing coded system 2 is encoded etc., for another example, for the rtp streaming resource type, be used for the corresponding a kind of terminal type of special rtp streaming of Lawful Interception, the non-corresponding another kind of terminal type of common rtp streaming that is used for Lawful Interception etc.
Step 402: according to end connecting ability that MG possessed and the terminal type that is had, the information of MG to the concatenation ability of different types of terminals is set in MGC in advance.
Here, the terminal connection configuration information that set MG supports comprising MG in the information of the concatenation ability of different types of terminals, and/or the unsupported terminal of MG connects configuration information.Wherein, write down MG in the terminal connection configuration information that MG supports and on which kind of closure, can carry out attended operation the terminal of any two types; Write down MG in the unsupported terminal connection of the MG configuration information and on which kind of closure, can't carry out attended operation the terminal of any two types.
Such as, the terminal that MG supports connects configuration information and is connected the form that configuration information all can be set to tlv triple with the unsupported terminal of MG, " direction between terminal type A, terminal type B, terminal type A and the B ", wherein, the direction between terminal type A and the B is two-way or unidirectional.Connect in the configuration information in the terminal that MG supports, if the direction between terminal type A and the B is two-way, this tlv triple represents, it is that the terminal of A is connected to terminal that type is B and is that the terminal of B is connected to the concatenation ability that type is the terminal both direction of A with type that MG possesses type; If the direction between terminal type A and the B is unidirectional, this tlv triple represents, it is that the terminal of A is connected to the concatenation ability that type is the terminal of B that MG possesses type.Connect in the configuration information in the unsupported terminal of MG, if the direction between terminal type A and the B is two-way, this tlv triple is represented, it is that the terminal of A is connected to the concatenation ability that type is the terminal of B that MG neither possesses type, and also not possessing type is that the terminal of B is connected to the concatenation ability that type is the terminal of A; If the direction between terminal type A and the B is unidirectional, this tlv triple represents, it is that the terminal of A is connected to the concatenation ability that type is the terminal of B that MG does not possess type.
In addition, in described tlv triple, the direction between two terminal types can be default, if default, represents that then the direction between these two terminal types is two-way.Such as, connect in the configuration information in the terminal that MG supports and to comprise " terminal type A, terminal type B ", it is that the terminal of A is connected to terminal that type is B and is that the terminal of B is connected to the concatenation ability of both direction that type is the terminal of A with type that expression MG possesses type.
Need to prove that any one terminal connects configuration and can only appear at terminal that MG supports and connect configuration information and be connected with the unsupported terminal of MG among in the configuration information one, and can not occur simultaneously.
Step 403: when needs carried out call proceeding, MGC was according to the information of set MG in self to the concatenation ability of different types of terminals, and the terminal information that MG is possessed concatenation ability is carried to connect in the indication and is sent to MG.
Such as, the terminal that set MG supports in MGC connects in the configuration information and comprises tlv triple " TDM passage rtp streaming; rtp streaming; two-way ", and, the set unsupported terminal of MG connects in the configuration information and comprises tlv triple " TDM passage; TDM passage; two-way " in MGC, like this, referring to Fig. 5, when MGC will couple together corresponding to the terminal TDM passage a of calling party a and terminal TDM passage b corresponding to called party b at needs, the terminal of supporting according to above-mentioned MG connects configuration information and is connected tlv triple in the configuration information with the unsupported terminal of MG and can knows then that MG possesses two are represented the terminal of TDM passage and represent the terminal of rtp streaming to carry out interconnective ability, do not represent the terminal of TDM passage to carry out interconnective ability but do not possess with two, therefore, MGC need indicate MG that terminal TDM passage a is connected in context Context a with rtp streaming a, terminal TDM passage b is connected in context Context b with rtp streaming b, again rtp streaming a is connected with rtp streaming b, thereby realizes that calling party a is connected with calling between the calling party b.
Step 404:MG couples together relevant terminal according to the end message in the connection indication that receives.
Here, referring to Fig. 5, MG is according to end message in the connection indication that receives, terminal TDM passage a is connected in context Context a with rtp streaming a, terminal TDM passage b is connected in context Context b with rtp streaming b, again rtp streaming a is connected with rtp streaming b, thereby realizes that calling party a is connected with calling between the calling party b.
Embodiment 2:
In the present embodiment, so that configuration MG is to the information of the concatenation ability of different terminals in MG in advance, and to send to MGC be example, and implementation procedure of the present invention is described.
Fig. 6 is a flow chart of realizing embodiments of the invention 2.Referring to Fig. 6, in the present invention, the process that MGC indication MG carries out the terminal connection may further comprise the steps:
Step 601 is all identical with all descriptions of step 401.
The process of step 602 is identical with the process of step 402, only need " information of MG to the concatenation ability of different types of terminals is set in MG " that will " information of MG to the concatenation ability of different types of terminals is set " in the step 402 in MGC and be revised as in the step 602, other descriptions are all identical.
Step 603:MGC will be sent to MG to the audit order of MG end connecting ability.
Here, comprise in the described audit order that terminal that the MG that is used to audit supports connects the parameter S TC of configuration information, and/or the unsupported terminal of MG that is used to audit connects the parameter N STC of configuration information.
After step 604:MG received audit order, according to the included parameter to be audited of audit order, the information to the concatenation ability of different types of terminals that will be provided with in self was carried in the response to the audit order and is sent to MGC.
The specific implementation of this step can comprise: MG is after receiving the audit order, the terminal that MG is supported connects configuration information and is connected configuration information with the unsupported terminal of MG, is carried in the response that audit is ordered as the value of wait to audit parameter parameter S TC and NSTC respectively and is sent to MGC.Such as, MG will " rtp streaming, rtp streaming, two-way " as the value of STC, and " TDM passage, TDM passage, two-way " as the value of NSTC, be carried in the response to the audit order and be sent to MGC.
In addition, in the present invention, MG can only connect in configuration information or the unsupported terminal connection of the MG configuration information in the terminal that MG supports and comprise definite information for terminal connection configuration.MG connects configuration information for the terminal of not determining content, if MGC audits by STC parameter or NSTC parameter in the audit order, so, MG is changed to the described parameter of correspondence in the response that is carried at after the null value the audit order and is sent to MGC.
Step 605:MGC obtains the information of MG to the concatenation ability of different types of terminals from the response to the audit order that receives.
Here, MGC from receive to the response of audit order according to the value of parameter S TC and NSTC, determine that terminal that MG supports connects configuration information and is connected configuration information with the unsupported terminal of MG.Such as, MGC knows that according to the value " TDM passage; rtp streaming; two-way " of STC and the value " TDM passage; TDM passage; two-way " of NSTC in the audit response MG possesses representing the terminal of TDM passage and representing the terminal of rtp streaming to carry out interconnective ability, does not represent the terminal of TDM passage to carry out interconnective ability but do not possess with two.
Step 606: when needs carried out call proceeding, MGC was according to the information of the MG that is obtained to the concatenation ability of different types of terminals, and the terminal information that MG is possessed concatenation ability is carried to connect in the indication and is sent to MG.
Here, such as, MGC know MG possess will represent the TDM passage terminal with represent the terminal of rtp streaming to carry out interconnective ability, do not represent the terminal of TDM passage to carry out interconnective ability but do not possess with two, therefore, MGC need indicate MG that terminal TDM passage a is connected in context Context a with rtp streaming a, b is connected in context Contextb with rtp streaming b with terminal TDM passage, again rtp streaming a is connected with rtp streaming b, thereby realizes that calling party a is connected with calling between the calling party b.
Step 607 is all identical with all descriptions of step 404.
In above-mentioned process shown in Figure 6, make MGC obtain the concatenation ability information of MG by mutual audit order with to the response of ordering of auditing between MGC and the MG to different terminals.In practical business of the present invention is realized, also can be by other message between MGC and the MG mutual, such as, custom command and self-defined response message mutual makes MGC obtain the concatenation ability information of MG to different terminals.
In a word, the above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1, a kind of method of indicating media gateway executing terminal connection, it is characterized in that, this method comprises: media gateway controller MGC is according to the information of media gateway MG to the concatenation ability of different types of terminals, and the link information that MG is possessed the terminal of concatenation ability is carried to connect in the indication and is sent to MG.
2, method according to claim 1 is characterized in that, the MG of MGC institute basis sets in advance in MGC the information of the concatenation ability of different types of terminals.
3, method according to claim 1 is characterized in that, this method further comprises: the information of MG to the concatenation ability of different types of terminals is set in MG; The order that MGC will obtain end connecting ability is sent to MG; MG is sent to MGC with the information of set concatenation ability to different types of terminals;
The MG of MGC institute basis obtains by reception the information of the concatenation ability of different types of terminals.
4, method according to claim 3 is characterized in that, described order of obtaining end connecting ability is the audit order;
Described MG comprises the step that the information of set concatenation ability to different types of terminals is sent to MGC: MG is sent to MGC by the information to the concatenation ability of different types of terminals that the response to the audit order will be provided with in self.
5, method according to claim 4 is characterized in that, comprises in the described audit order: the terminal that the MG that is used to audit supports connects the parameter S TC of configuration information;
The step that the information to the concatenation ability of different types of terminals that described MG will be provided with in self by the response to audit order is sent to MGC comprises: MG connects configuration information with the terminal of self supporting and is carried in the response to the audit order as the value of parameter S TC and is sent to MGC.
6, method according to claim 4 is characterized in that, comprises in the described audit order: the unsupported terminal of the MG that is used to audit connects the parameter N STC of configuration information;
The step that the information to the concatenation ability of different types of terminals that described MG will be provided with in self by the response to audit order is sent to MGC comprises: MG connects configuration information with self unsupported terminal and is carried in the response to the audit order as the value of parameter N STC and is sent to MGC.
7, according to claim 5 or 6 described methods, it is characterized in that, the step that the information to the concatenation ability of different types of terminals of described MG by will be set to the response of audit order is sent to MGC further comprises: MG connects configuration information for the terminal of not determining content, the described parameter of correspondence is changed to be carried in the response that audit is ordered after the null value be sent to MGC.
8, according to any described method in the claim 1 to 6, it is characterized in that described MG comprises the information of the concatenation ability of different types of terminals: the terminal that MG supports connects configuration information, and/or the unsupported terminal of MG connects configuration information.
9, method according to claim 8 is characterized in that, when MG comprises that to the information of the concatenation ability of different types of terminals terminal that MG supports connects configuration information and is connected configuration information with the unsupported terminal of MG,
Any one terminal connects configuration and can only appear at terminal that MG supports and connect configuration information and is connected with the unsupported terminal of MG among in the configuration information one, and perhaps the terminal connection configuration information of supporting at MG is connected in the configuration information with the unsupported terminal of MG and does not all occur.
10, method according to claim 8 is characterized in that, described terminal connects configuration information and comprises: the closure between any two kinds of terminal types and this two types of terminals.
11, method according to claim 10 is characterized in that, described terminal type comprises: represent the different terminals type of different resource type, and/or, the pairing different terminals type of different specific resources in a kind of resource type.
12, method according to claim 10 is characterized in that, the value of the closure between described two types of terminals is two-way or unidirectional, and default expression is two-way.
13, according to claim 10,11 or 12 described methods, it is characterized in that described terminal type is made an appointment between MGC and MG.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100926157A CN100450116C (en) | 2006-06-26 | 2006-06-26 | Method for indicating media gateway executing terminal connection |
| PCT/CN2007/070186 WO2008003256A1 (en) | 2006-06-26 | 2007-06-26 | Method and system and device for instructing media gateway to set up connections between terminals |
| EP07721799.0A EP2034689B1 (en) | 2006-06-26 | 2007-06-26 | Method and system and device for instructing media gateway to set up connections between terminals |
| JP2009516864A JP5174812B2 (en) | 2006-06-26 | 2007-06-26 | Method, system and apparatus for instructing media gateway to establish termination connection |
| ES07721799.0T ES2509349T3 (en) | 2006-06-26 | 2007-06-26 | Method and system and device to instruct a media gateway to establish connections between terminals |
| US12/343,095 US7929555B2 (en) | 2006-06-26 | 2008-12-23 | Method, system and device for instructing media gateway to set up termination connections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100926157A CN100450116C (en) | 2006-06-26 | 2006-06-26 | Method for indicating media gateway executing terminal connection |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101896603A Division CN101442815B (en) | 2006-06-26 | 2006-06-26 | Method for indicating implement terminal connection of medium gateway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101047692A CN101047692A (en) | 2007-10-03 |
| CN100450116C true CN100450116C (en) | 2009-01-07 |
Family
ID=38771911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100926157A Active CN100450116C (en) | 2006-06-26 | 2006-06-26 | Method for indicating media gateway executing terminal connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100450116C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7929555B2 (en) | 2006-06-26 | 2011-04-19 | Huawei Technologies Co., Ltd. | Method, system and device for instructing media gateway to set up termination connections |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2549696B1 (en) * | 2010-06-29 | 2017-03-29 | Huawei Technologies Co., Ltd. | Method, device and system for negotiating multimedia capability |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1509031A (en) * | 2002-12-19 | 2004-06-30 | 华为技术有限公司 | Media gateway controler and interacting method between media gateways |
| CN1579102A (en) * | 2001-10-08 | 2005-02-09 | 艾利森电话股份有限公司 | Method and system for managing call in telecommunication system |
| US20050105495A1 (en) * | 2001-09-06 | 2005-05-19 | Mark Hollis | Decomposed switching node and method of operating the same |
| CN1666549A (en) * | 2002-07-09 | 2005-09-07 | 西门子公司 | Avoidance of an invalid functioning of a media gateway controller or a media gateway |
| CN1855914A (en) * | 2005-04-19 | 2006-11-01 | 中兴通讯股份有限公司 | Method for media gateway controller obtaining ability |
-
2006
- 2006-06-26 CN CNB2006100926157A patent/CN100450116C/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050105495A1 (en) * | 2001-09-06 | 2005-05-19 | Mark Hollis | Decomposed switching node and method of operating the same |
| CN1579102A (en) * | 2001-10-08 | 2005-02-09 | 艾利森电话股份有限公司 | Method and system for managing call in telecommunication system |
| CN1666549A (en) * | 2002-07-09 | 2005-09-07 | 西门子公司 | Avoidance of an invalid functioning of a media gateway controller or a media gateway |
| CN1509031A (en) * | 2002-12-19 | 2004-06-30 | 华为技术有限公司 | Media gateway controler and interacting method between media gateways |
| CN1855914A (en) * | 2005-04-19 | 2006-11-01 | 中兴通讯股份有限公司 | Method for media gateway controller obtaining ability |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7929555B2 (en) | 2006-06-26 | 2011-04-19 | Huawei Technologies Co., Ltd. | Method, system and device for instructing media gateway to set up termination connections |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101047692A (en) | 2007-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8116335B2 (en) | Methods and apparatus for data communication | |
| CN100536475C (en) | Method for consulting multimedia coding and decoding capacity of 3G audio frequency gateway | |
| JP5185827B2 (en) | Method for assigning at least one payload data connection to at least one multiplex connection | |
| CN101141807B (en) | Coding/decoding negotiation method | |
| US8897309B2 (en) | Telecommunication system for controlling media gateways | |
| CN101166178B (en) | Session description protocol version negotiation method, system and network entity | |
| CN100387031C (en) | Method for inter-communication between virtual media gates | |
| CN1870631B (en) | Gate control method of media gateway | |
| CN101584248A (en) | Technique for controlling codec selection along a complex call path | |
| CN100450116C (en) | Method for indicating media gateway executing terminal connection | |
| CN101442815B (en) | Method for indicating implement terminal connection of medium gateway | |
| CN101552746B (en) | Method and device for controlling publication and application of package | |
| CN101472169B (en) | Method and device for providing support to embed medium stream in control stream | |
| CN100399773C (en) | Interconnection between domains | |
| CN1870702B (en) | Method and system for controlling connecting | |
| KR100639239B1 (en) | Method for processing of handover in media gateway | |
| CN100542354C (en) | Terminal configuration method and terminal configuration system | |
| CN100527731C (en) | Method for associating conference bridge context and calling leg context | |
| CN101552713B (en) | Method and device for transferring package base and extending relationship | |
| CN102185988B (en) | Method, system and media gateway for collecting voice data in real time | |
| CN101471930A (en) | Method and device for obtaining medium stream information | |
| CN101471848B (en) | Method for adjusting signal transmission bandwidth, medium gateway and medium gateway controller | |
| CN103428894B (en) | Bearer path method for building up, Apparatus and system | |
| CN101316178B (en) | Conversation establishing method and conversation system | |
| CN100493023C (en) | Method for implementing multimedia communication systems intercommunication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |