CN108616507A - A kind of voice gateway system and its processing method to access terminal - Google Patents
A kind of voice gateway system and its processing method to access terminal Download PDFInfo
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- CN108616507A CN108616507A CN201810264467.5A CN201810264467A CN108616507A CN 108616507 A CN108616507 A CN 108616507A CN 201810264467 A CN201810264467 A CN 201810264467A CN 108616507 A CN108616507 A CN 108616507A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1101—Session protocols
- H04L65/1104—Session initiation protocol [SIP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/1016—IP multimedia subsystem [IMS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/0024—Services and arrangements where telephone services are combined with data services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/12—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
- H04M7/1205—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks
- H04M7/1225—Details of core network interconnection arrangements
- H04M7/123—Details of core network interconnection arrangements where the packet-switched network is an Internet Protocol Multimedia System-type network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/12—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
- H04M7/1205—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks
- H04M7/126—Interworking of session control protocols
- H04M7/127—Interworking of session control protocols where the session control protocols comprise SIP and SS7
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- General Engineering & Computer Science (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a kind of voice gateway system and its to the processing method of access terminal, the method includes：When first voice gateways detect access signal when IMS breaks down, judge that its own is storage called number；If not storing called number, called number is sent to the second voice gateways being in it under same interchanger in the form of broadcasting packet；Second voice gateways detect whether its own stores the called number, and when storing called number, and the first feedback information is sent to the first voice gateways；First voice gateways establish calling connection according to first feedback information and the second voice gateways.The present invention is forwarded by accessing the broadcast of voice gateways to it in interchanger, so that the terminal device of the voice gateways access under same interchanger, it so can should mutually be called in IMS core net failure, solve the problems, such as that existing voice gateway system is all with can not converse per family when network breaks down.
Description
Technical field
The present invention relates to telecommunication network technology field, more particularly to a kind of voice gateway system and its place to access terminal
Reason method.
Background technology
Currently, the SVG in voice gateway system（SIP Voice Gateway, SIP voice gateways）It is registered to by IP
IMS（IP Multimedia Subsystem, core net）, and exchange of speech is carried out by core net IMS.For example, SVG1
Following phone A will dial the phone C below SVG2, it is necessary to which SVG1 and SVG2 is to communicate normally get through with IMS
Phone.But when IP network breaks down, all users below SVG can not make a phone call, and especially great day occurring
When calamity needs communication, user, which can not communicate, may result in serious consequence.
Thus the prior art could be improved and improve.
Invention content
The technical problem to be solved in the present invention is, in view of the deficiencies of the prior art, provide a kind of voice gateway system and
Its processing method to access terminal, it is all with can not lead to per family when network breaks down to solve existing voice gateway system
The problem of words.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is as follows：
A kind of voice gateway system comprising：IMS core net, several interchangers and several voice gateways；Several exchanges
Machine is connected by IP with the IMS core net；Several voice gateways respectively with an interchanger in several interchangers
It is connected；Each voice gateways access several terminal devices, so that terminal passes through the voice gateways of its access and corresponding
Interchanger accesses IMS core network.
The voice gateway system, wherein the corresponding equipment number of several terminals of its access of storage in each voice gateways.
The voice gateway system, wherein each voice gateways by its access interchanger with access the interchanger its
He interacts voice gateways, wherein the mode of the interaction is broadcast.
The processing method of a kind of voice gateway system to access terminal, wherein the voice gateway system is as above any
The voice gateway system, the treating method comprises：
When the first voice gateways detect that access signal, the first voice gateways judge that its own is storage when IMS breaks down
The corresponding called number of the access signal；
If not storing the called number, the called number is sent in the form of broadcasting packet and is exchanged in same with it
The second voice gateways under machine；
Second voice gateways detect whether its own stores the called number, and when storing the called number, to first
Voice gateways send the first feedback information；
First voice gateways establish calling connection according to first feedback information and the second voice gateways.
Processing method of the voice gateway system to access terminal, wherein described when the first voice gateways occur in IMS
Detect that access signal, the first voice gateways judge that its own is the storage access signal corresponding called number tool when failure
Body includes：
First voice gateways detect the access signal from terminal device, wherein the access signal carries called number；
After first voice gateways detect access signal, judge whether the IMS core net of institute's voice gateway access breaks down；
When IMS core net breaks down, judge whether itself stores the called number.
Processing method of the voice gateway system to access terminal, wherein described when the first voice gateways occur in IMS
Detect that access signal, the first voice gateways judge that its own is to store the corresponding called number of the access signal also when failure
Including：
When IMS core net does not break down, the first voice gateways access signal by the interchanger of its access by described
To IMS core net.
Processing method of the voice gateway system to access terminal, wherein first voice gateways detect access
After signal, judges whether the IMS core net of institute's voice gateway access breaks down and specifically include：
After first voice grid detects access signal, options message is occurred to IMS core net by Session Initiation Protocol, and monitor
Second feedback information of IMS core net in preset time；
If listening to second feedback information, judge that the IMS core net does not break down；
If not hearing second feedback information, judge that the IMS core net does not break down.
Processing method of the voice gateway system to access terminal, wherein first voice gateways are according to described
One feedback information is established calling connection with the second voice gateways and is specifically included：
First voice gateways receive first feedback information, and obtain the second voice gateways that first feedback information carries
Communication IP and Port；
The access signal is sent to the second voice gateways according to the communication IP and Port, to establish calling connection.
The voice gateway system further includes to the processing method of access terminal：
If the first voice gateways store the called number, the corresponding terminal of access signal access called number is set
It is standby, to establish calling connection.
The voice gateway system further includes to the processing method of access terminal：
When the second voice gateways do not store the called number, discarding receives broadcasting packet.
Advantageous effect：Compared with prior art, the present invention provides a kind of voice gateway system and its to access terminal
Processing method, the method includes：When first voice gateways detect access signal when IMS breaks down, its own is judged
It is storage called number；If not storing called number, called number is sent in the form of broadcasting packet and is in same with it
The second voice gateways under interchanger；Second voice gateways detect whether its own stores the called number, and in storage quilt
When calling out the numbers yard, the first feedback information is sent to the first voice gateways；First voice gateways are according to first feedback information and
Two voice gateways establish calling connection.The present invention is forwarded by accessing the broadcast of voice gateways to it in interchanger so that
The terminal device of voice gateways access under same interchanger, so can should mutually call in IMS core net failure, solves
Existing voice gateway system when network breaks down it is all with that can not converse per family the problem of.
Description of the drawings
Fig. 1 is the structure principle chart of voice gateway system preferred embodiment provided by the invention.
Fig. 2 is flow chart of the voice gateway system provided by the invention to the processing method preferred embodiment of access terminal.
Specific implementation mode
The present invention provides a kind of voice gateway system and its processing method to access terminal, for make the purpose of the present invention,
Technical solution and effect are clearer, clear, and the present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.It should
Understand, described herein specific examples are only used to explain the present invention, is not intended to limit the present invention.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that is used in the specification of the present invention arranges
It refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition to take leave " comprising "
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " may include being wirelessly connected or wirelessly coupling.It is used herein to arrange
Diction "and/or" includes that the whole of one or more associated list items or any cell are combined with whole.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology), there is meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, it should be understood that have in the context of the prior art
The consistent meaning of meaning, and unless by specific definitions as here, the meaning of idealization or too formal otherwise will not be used
To explain.
Below in conjunction with the accompanying drawings, by the description of the embodiment, being described further to invention content.
A kind of voice gateway system is present embodiments provided, as shown in Figure 1 comprising：IMS core net 100, several exchanges
Machine 200 and several voice gateways 300, several interchangers 200 access IMS core net 100 by IP network；If described
Dry interchanger 200 accesses one or more voice gateways 300, and each voice gateways 300 only access an interchanger 200.That is institute
State between several voice gateways 300 and several interchangers 200 that there are one-to-many mapping relations so that each voice gateways 300
There is corresponding interchanger 200, each interchanger 200 can correspond to one or more voice gateways 300, wherein
Each voice gateways 300 access one or more terminal device 400.The present embodiment is by interchanger by voice gateways and IMS cores
Heart net connects, and in IMS core net failure so that can be established between the terminal device that its voice gateways accessed includes
Calling, avoids the problem of all terminal devices cannot call caused by IMS core network failure.
In the present embodiment simultaneously, institute's voice gateway 300 is used to receive the access signal of calling terminal equipment, and will connect
Enter signal and IMS core net is sent to by interchanger, and receive the access signal of IMS core net forwarding, is connect what is received
Enter signal and be forwarded to corresponding called terminal equipment, so that establishing calling between calling terminal equipment and called terminal equipment.
In addition, institute's voice gateway memory contains the set of numbers of all terminal devices of its access, when it breaks down in IMS network
When, when voice gateways detect access signal, detect whether its own stores the corresponding called number of the access signal；When depositing
When storing up the called number, access signal is forwarded to the corresponding terminal device of called number to establish calling；When not storing institute
When stating called number, the access signal is sent to by interchanger access with broadcasting packet information by the interchanger of its access
All voice gateways, and receive store the called number voice gateways send feedback information, to be built according to feedback information
Vertical calling.
In addition, the interchanger 200 is used for when IMS core net does not send failure, access signal will be received and be sent to
IMS core net；When IMS core net sends failure, the broadcasting packet of the voice gateways transmission accessed is forwarded to its access
Other voice gateways.In the present embodiment, the interchanger can be Layer 2 switch, or three-tier switch.
Based on above-mentioned voice gateway system, the present invention also provides a kind of voice gateway systems to the processing side of access terminal
Method, as shown in Figure 2 comprising:
S10, detect that access signal, the first voice gateways judge that its own is when IMS breaks down when the first voice gateways
Store the corresponding called number of the access signal.
Specifically, the access signal is the call request for accessing the terminal device of first voice gateways and initiating, this
In by initiate access signal terminal device be denoted as calling terminal.The access signal carries the use of the terminal device of calling terminal calling
Family number, is denoted as called end by the terminal device that called side calls here, and the corresponding Subscriber Number of called end is called number.
That is, the access signal carries called number, to determine called end according to the called number, to calling terminal with
Calling is established between called end.
In addition, the IMS core net breaks down, each voice gateways of finger can not connect IMS core net by interchanger,
But whether the IM core nets break down and voice gateways are needed to be judged when receiving access signal.Correspondingly, institute
It states when the first voice gateways detect that access signal, the first voice gateways judge that its own is storage institute when IMS breaks down
The corresponding called number of access signal is stated to specifically include：
S11, the first voice gateways detect the access signal from terminal device, wherein the access signal carries called number；
After S12, the first voice gateways detect access signal, judge whether the IMS core net of institute's voice gateway access occurs
Failure；
S13, when IMS core net breaks down, judge whether itself stores the called number.
Specifically, the IMS representation for fault interchanger can not connect IMS core network, that is to say, that judge the first voice
Whether the IMS core net of gateway accessing breaks down to judge whether the first voice gateways can be connected to IMS by interchanger
Core net.The judgment method can be to be detected by the options detection methods of sip protocol, can also use ping
Mode is detected.In the present embodiment, the judgment method is preferably the options detection methods of Session Initiation Protocol, correspondingly,
After first voice gateways detect access signal, judge whether the IMS core net of institute's voice gateway access breaks down
It specifically includes：
After S121, the first voice grid detect access signal, options message is occurred to IMS core net by Session Initiation Protocol,
And in the preset monitored time IMS core net the second feedback information；
If S122, listening to second feedback information, judge that the IMS core net does not break down；
If S123, not hearing second feedback information, judge that the IMS core net does not break down.
Further, in order to avoid the influence that IMS network judges the timeliness established to audio call, first voice gateways
The interior network state that can be stored with IMS core net, wherein network state includes breaking down and not breaking down.Also, the
One voice gateways are updated the network state of the IMS core net according to the result of its detection.That is, when the first language
When sound gateway detects access signal, the network state of the IMS core net of its own storage is read, when network state is not occur
When failure, access signal is directly sent to IMS core net by interchanger, and when the first preset time（Such as, 10 seconds etc.）It is interior
Calling is not set up, then options message is occurred to IMS core net by Session Initiation Protocol, IMS core network is detected.And work as
Network state is options message directly to occur to IMS core net by Session Initiation Protocol, when breaking down with to IMS core net
Network is detected.In addition, when the network state that the network state for detecting IMS core net is stored with it differs, using spy
The stored network state of updating network state measured.In the present embodiment simultaneously, when IMS core net does not break down,
The access signal is occurred to IMS core net by the interchanger of its access for first voice gateways, to pass through the IMS core
Net establishes calling.
If S20, not storing the called number, the called number is sent to and described in the form of broadcasting packet
One voice gateways are in the second voice gateways under same interchanger；
Specifically, described not store the called number and illustrate that called end does not access first voice gateways, wherein institute's predicate
Sound gateway stores each terminal device and its corresponding called number of its access, so that determining called number according to called number
Whether the corresponding terminal device of code accesses first voice gateways.Meanwhile the broadcasting packet carries called number, described the
Two voice gateways are that the voice gateways of same interchanger are accessed with the first voice gateways, that is to say, that first voice gateways
The broadcasting packet of transmission can be sent to the second voice gateways by the interchanger.In the present embodiment, first voice
Gateway sends a broadcasting packet to the designated port Port of interchanger by the method for IP broadcast, wherein the designated port
Can be 50020, to inquire the communication IP and Port of called number place voice gateways by the broadcasting packet.Namely
It says, broadcasting packet is sent to the designated port of interchanger by IP broadcast by first voice gateways, and interchanger passes through specified
Broadcasting packet is distributed to each second voice gateways of its access by port, and each second voice gateways detect whether its own stores this
Called number sends the first feedback information, wherein second feedback letter if storing the called number to the designated port
Breath carries the IP and Port of the second voice gateways, to be forwarded to the first voice gateways by designated port.
In addition, if all second voice gateways of interchanger access are to store the called number, i.e. the first voice network
It closes to listen to the first feedback information, then the first voice gateways can play busy tone to prompt call failure to calling terminal.
S30, the second voice gateways detect whether its own stores the called number, and are storing the called number
When, send the first feedback information to the first voice gateways.
Specifically, second voice gateways are the voice gateways with the first voice gateways under same interchanger.That is institute
All 2nd SVG equipment stated under interchanger can receive the broadcasting packet, and decode the called number in including,
Judge whether the corresponding terminal device of the called number accesses second voice gateways according to called number；If the called number
The corresponding terminal device of code do not access should the second voice gateways, then directly abandon the message；If the called number is corresponding
Terminal device accesses second voice gateways, then the communication IP and Port for returning to second voice gateways give transmission the message source section
Point (i.e. the first voice gateways of calling terminal access).
S40, the first voice gateways establish calling connection according to first feedback information and the second voice gateways.
Specifically, after first voice gateways receive corresponding first feedback information of broadcasting packet, has been got
Two voice gateways IP and Port, are directly sent to the second voice gateways by call information.The institute of second voice gateways access
The corresponding called end ring of called number is stated, after the called end off-hook, the called end and calling terminal can be carried out conversing.Phase
It answers, first voice gateways are established calling connection with the second voice gateways according to first feedback information and specifically included：
S41, the first voice gateways receive first feedback information, and obtain the second voice that first feedback information carries
The communication IP and Port of gateway；
S42, the access signal is sent to by the second voice gateways according to the communication IP and Port, to establish calling connection.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of voice gateway system, which is characterized in that it includes：IMS core net, several interchangers and several voice networks
It closes；Several interchangers are connected by IP with the IMS core net；Several voice gateways are exchanged with several respectively
An interchanger is connected in machine；Each voice gateways access several terminal devices, so that voice of the terminal by its access
Gateway and corresponding interchanger access IMS core network.
2. voice gateway system according to claim 1, which is characterized in that several ends of its access of storage in each voice gateways
Hold corresponding equipment number.
3. voice gateway system according to claim 1, which is characterized in that each voice gateways by its access interchanger with
Other voice gateways for accessing the interchanger interact, wherein the mode of the interaction is broadcast.
4. a kind of voice gateway system is to the processing method of access terminal, which is characterized in that the voice gateway system is as weighed
Profit requires any voice gateway systems of 1-3, the treating method comprises：
When the first voice gateways detect that access signal, the first voice gateways judge that its own is storage when IMS breaks down
The corresponding called number of the access signal；
If not storing the called number, the called number is sent in the form of broadcasting packet and is exchanged in same with it
The second voice gateways under machine；
Second voice gateways detect whether its own stores the called number, and when storing the called number, to first
Voice gateways send the first feedback information；
First voice gateways establish calling connection according to first feedback information and the second voice gateways.
5. processing method of the voice gateway system to access terminal according to claim 4, which is characterized in that described when first
Voice gateways detect that access signal, the first voice gateways judge that its own is the storage access letter when IMS breaks down
Number corresponding called number specifically includes：
First voice gateways detect the access signal from terminal device, wherein the access signal carries called number；
After first voice gateways detect access signal, judge whether the IMS core net of institute's voice gateway access breaks down；
When IMS core net breaks down, judge whether itself stores the called number.
6. processing method of the voice gateway system to access terminal according to claim 5, which is characterized in that described when first
Voice gateways detect that access signal, the first voice gateways judge that its own is the storage access letter when IMS breaks down
Number corresponding called number further includes：
When IMS core net does not break down, the first voice gateways access signal by the interchanger of its access by described
To IMS core net.
7. processing method of the voice gateway system to access terminal according to claim 5, which is characterized in that first language
After sound gateway detects access signal, judges whether the IMS core net of institute's voice gateway access breaks down and specifically include：
After first voice grid detects access signal, options message is occurred to IMS core net by Session Initiation Protocol, and monitor
Second feedback information of IMS core net in preset time；
If listening to second feedback information, judge that the IMS core net does not break down；
If not hearing second feedback information, judge that the IMS core net does not break down.
8. processing method of the voice gateway system to access terminal according to claim 4, which is characterized in that first language
Sound gateway is established calling connection with the second voice gateways according to first feedback information and is specifically included：
First voice gateways receive first feedback information, and obtain the second voice gateways that first feedback information carries
Communication IP and Port；
The access signal is sent to the second voice gateways according to the communication IP and Port, to establish calling connection.
9. processing method of the voice gateway system to access terminal according to claim 4, which is characterized in that the method is also
Including：
If the first voice gateways store the called number, the corresponding terminal of access signal access called number is set
It is standby, to establish calling connection.
10. processing method of the voice gateway system to access terminal according to claim 4, which is characterized in that the method
Further include：
When the second voice gateways do not store the called number, discarding receives broadcasting packet.
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| CN201810264467.5A CN108616507A (en) | 2018-03-28 | 2018-03-28 | A kind of voice gateway system and its processing method to access terminal |
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| CN201810264467.5A CN108616507A (en) | 2018-03-28 | 2018-03-28 | A kind of voice gateway system and its processing method to access terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404880A (en) * | 2020-02-28 | 2020-07-10 | 深圳震有科技股份有限公司 | Registration management method of IMS (IP multimedia subsystem), storage medium and intelligent terminal |
| CN113259848A (en) * | 2021-07-02 | 2021-08-13 | 之江实验室 | Geographic identification network construction method based on SDN |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101883116A (en) * | 2010-06-30 | 2010-11-10 | 中兴通讯股份有限公司 | Calling processing method and media gateway |
| WO2011075911A1 (en) * | 2009-12-25 | 2011-06-30 | 中兴通讯股份有限公司 | Method and system for implementing call by media gateway |
| CN102378398A (en) * | 2010-08-17 | 2012-03-14 | 中兴通讯股份有限公司 | Session initiation protocol (SIP)-based cross-gateway self-switch method and gateway |
-
2018
- 2018-03-28 CN CN201810264467.5A patent/CN108616507A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011075911A1 (en) * | 2009-12-25 | 2011-06-30 | 中兴通讯股份有限公司 | Method and system for implementing call by media gateway |
| CN102668487A (en) * | 2009-12-25 | 2012-09-12 | 中兴通讯股份有限公司 | Method and system for implementing call by media gateway |
| CN101883116A (en) * | 2010-06-30 | 2010-11-10 | 中兴通讯股份有限公司 | Calling processing method and media gateway |
| CN102378398A (en) * | 2010-08-17 | 2012-03-14 | 中兴通讯股份有限公司 | Session initiation protocol (SIP)-based cross-gateway self-switch method and gateway |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404880A (en) * | 2020-02-28 | 2020-07-10 | 深圳震有科技股份有限公司 | Registration management method of IMS (IP multimedia subsystem), storage medium and intelligent terminal |
| CN113259848A (en) * | 2021-07-02 | 2021-08-13 | 之江实验室 | Geographic identification network construction method based on SDN |
| CN113259848B (en) * | 2021-07-02 | 2021-10-29 | 之江实验室 | Geographic identification network construction method based on SDN |
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