CN108900723A - Call break-in method, call break-in equipment and phone system - Google Patents
Call break-in method, call break-in equipment and phone system Download PDFInfo
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- CN108900723A CN108900723A CN201810783719.5A CN201810783719A CN108900723A CN 108900723 A CN108900723 A CN 108900723A CN 201810783719 A CN201810783719 A CN 201810783719A CN 108900723 A CN108900723 A CN 108900723A
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- user terminal
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- call
- intrusion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/42187—Lines and connections with preferential service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/428—Arrangements for placing incoming calls on hold
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- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention belongs to fields of communication technology, are related to call break-in method and apparatus and phone system.This method includes：A wherein side in double-talk user terminal normal talking, in third user terminal calling both sides calling user terminal；If third user terminal needs intrusion, issue release double-talk user terminal in not by the order of third user terminal calling party；Meanwhile it keeping not discharged in double-talk user terminal by the media resource that third user terminal calling party has built up, and report media resource as the media resource conversed with third user terminal；The side called in third user terminal and double-talk user terminal by it, which establishes, to converse, and realizes intrusion.Its media resource for not discharging the called user terminal having built up, but Softswitch is reported to as the media resource conversed with intrusion user terminal, simplify release to have built up media resource and re-create the process of media resource, accelerates the settling time of call break-in.
Description
Technical field
The invention belongs to fields of communication technology, and in particular to call break-in method, call break-in equipment and phone system.
Background technique
The mode for carrying out call break-in at present is, if user C is high-priority users, when user A and user B are conversing
In the process, user C calling party A, then Softswitch removes the calling of user A and user B by force, establishes user A and user C
Calling.It can be found that the media resource that Media Gateway discharges existing call first (is torn open from the process of current call break-in
Except the calling of user A and user B), the media resource (calling for establishing user A Yu user C) of call break-in is then resettled, is handed over
Mutual process is more complicated, causes period of reservation of number longer, even causes to misread sometimes, and user's perception is bad.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of call break-in side for above-mentioned deficiency in the prior art
Method, call break-in equipment and phone system, the interactive process that can effectively simplify third user terminal intrusion accelerate call break-in
Settling time.
Solving technical solution used by present invention problem is the call break-in method, including step：
In double-talk user terminal normal talking, third user terminal calls its in the double-talk user terminal
In a side；
If third user terminal needs intrusion, issue in the release double-talk user terminal not by the third
The order of user terminal calling party；
Meanwhile keeping the matchmaker being had built up in the double-talk user terminal by the third user terminal calling party
Body resource does not discharge, and reports the media resource as the media resource conversed with the third user terminal；
The side called in the third user terminal and the double-talk user terminal by it, which establishes, to converse, and realizes strong
It inserts.
Preferably, issue in the release double-talk user terminal not by the third user terminal calling party
Order before, further include：
Judge whether to need intrusion according to the priority level of the third user terminal：
When the priority of third user terminal is higher than in the double-talk user terminal not by the third user terminal
When the priority of calling party, then it is judged as that the third user terminal needs intrusion.
Preferably, when the priority of the third user terminal is not higher than in the double-talk user terminal not by institute
When stating the priority of third user terminal calling party, then it is judged as that the third user terminal does not need intrusion, described in holding
The normal talking of double-talk user terminal.
Preferably, the institute being had built up in the double-talk user terminal by the third user terminal calling party
Media resource is stated including at least IP address, RTP port numbers, encoding and decoding resource.
Preferably, the double-talk user terminal is the first user terminal and second user terminal, and described first uses
Family terminal or the second user terminal are the call object of third user terminal.
A kind of call break-in equipment, is set to Media Gateway, and call break-in is completed in the instruction for receiving Softswitch
Processing, including call module, processing module and intrusion module, wherein：
Call module is normally conversed when for controlling two parties call；
Processing module, for calling wherein a side and needs in the double-talk user terminal when third user terminal
When intrusion, issue in the release double-talk user terminal not by the order of the third user terminal calling party；Together
When, it keeps not released in the double-talk user terminal by the media resource that the third user terminal calling party has built up
It puts, and is reported to Softswitch for the media resource as the media resource conversed with the third user terminal；
Intrusion module, for when receive in the release double-talk user terminal not by the third user terminal
The order of calling party is established in the third user terminal and the double-talk user terminal by the logical of its side called
Words.
Preferably, the Softswitch includes judgment module, and the judgment module is used to issue release described pair
In square calling user terminal not by before the order of the third user terminal calling party, according to the third user terminal
Priority level judge whether to need intrusion：
When the priority of third user terminal is higher than in the double-talk user terminal not by the third user terminal
When the priority of calling party, then the judgment module is judged as that the third user terminal needs intrusion.
Preferably, when the priority of the third user terminal is not higher than in the double-talk user terminal not by institute
When stating the priority of third user terminal calling party, then the judgment module is judged as that the third user terminal is not required to be eager to excel
It inserts.
Preferably, the processing module calls one by the third user terminal in the double-talk user terminal
The media resource just having built up includes at least IP address, RTP port numbers, encoding and decoding resource.
A kind of phone system, including above-mentioned call break-in equipment.
The beneficial effects of the invention are as follows：
Call break-in method and its call break-in equipment in the present invention receive the of high priority in Softswitch
When three user terminal C issue calling to the first user terminal A conversed, release second user terminal is issued to Media Gateway
Order after, Media Gateway does not discharge the media resource for called first user terminal having built up, but the media
Resource is reported to Softswitch as the media resource conversed with intrusion user terminal, simplifies release and has built up media resource
With the process for re-creating media resource, accelerate the settling time of call break-in, improves the service-aware of user.
Detailed description of the invention
Fig. 1 is the flow chart of call break-in method in the embodiment of the present invention；
Fig. 2 is the structural block diagram of call break-in equipment in the embodiment of the present invention；
Fig. 3 is third user terminal intrusion call schematic diagram in the embodiment of the present invention；
In attached drawing mark：
1- Softswitch；11- judgment module；
2- Media Gateway (MG)；21- call module；22- processing module；23- intrusion module.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Formula is described in further detail call break-in method of the present invention, call break-in equipment and phone system.
Process interaction to solve the problems, such as current call break-in is complicated, the present embodiment provides a kind of call break-in method and
Its corresponding call break-in equipment has built up media resource by simplified release and re-creates the process of media resource, mentions
The service-aware of high user.
Softswitch is to provide call control function using general switching software based on grouping net mutually to separate with media handling
Equipment and system.The basic meaning of Softswitch is to separate call control function from Media Gateway (transport layer),
By software realization basic call control function, to realize the separation of calling transmission and Call- Control1, for control, exchange and soft
Part programmable functions establish isolated plane.
It include Softswitch, Media Gateway, signaling gateway and access gateway, each function in the network of Softswitch framework
It can be described below respectively：
Softswitch (Soft Switch) equipment, it is main that connection control, translation and routing, gateway management, calling are provided
The functions such as control, Bandwidth Management, signaling, safety and call detail record.
Media Gateway (Media Gateway, abbreviation MG) completes the function such as media stream transition under the control of Softswitch
Can, it is mainly used for relaying access.Media Gateway provides media mapping and generation between IP network and circuit-switched network (PSTN)
Code conversion function, i.e. termination circuit exchange network facility (trunk, loop etc.) by media stream packet and are being grouped on the net
Transmit the Media Stream of packetizing.
Signaling gateway (Signaling Gateway, abbreviation SG), complete Circuit Switching Network and packet switching network (being based on IP) it
Between signaling conversion function.Signaling gateway can effectively realize the intercommunication of signaling between Circuit Switching Network and grouping net.Signaling network
It closes and sends and receivees the SS7 signaling message of standard in Circuit Switching Network side, working group is transmitted using IETF signaling in grouping net side
(SIGTRAN) adaptation layer protocol and transport layer protocol of standard, adaptation ability is strong, multiple functional, high reliablity.
Access gateway (Access Gateway, abbreviation AG), it is such as common for user terminal to be directly accessed IP grouping net
Analog subscriber, ISDN etc..Media mapping and code conversion function are provided between IP network and user terminal, by media stream packet
Change and in the Media Stream of grouping transfers on network packetizing.
As shown in Figure 1, a kind of call break-in method, including step：
In double-talk user terminal normal talking, in third user terminal calling both sides calling user terminal wherein one
Side；
If third user terminal needs intrusion, issue release double-talk user terminal in not by third user terminal
The order of calling party；
Meanwhile keeping the media resource being had built up in double-talk user terminal by third user terminal calling party not
Release, and reported media resource as the media resource conversed with third user terminal；
The side called in third user terminal and double-talk user terminal by it, which establishes, to converse, and realizes intrusion.
Wherein, issue in release double-talk user terminal not by before the order of third user terminal calling party,
Further include：
Judge whether to need intrusion according to the priority level of third user terminal：
When the priority of third user terminal is higher than in double-talk user terminal not by third user terminal calling party
Priority when, then be judged as that third user terminal needs intrusion.
When the priority of third user terminal is not higher than in double-talk user terminal not by third user terminal calling one
When the priority of side, then it is judged as that third user terminal does not need intrusion, keeps the normal talking of double-talk user terminal.
Preferably, the media resource being had built up in double-talk user terminal by third user terminal calling party is extremely
It less include IP address, RTP port numbers, encoding and decoding resource.
Wherein, double-talk user terminal is the first user terminal and second user terminal, the first user terminal or second
User terminal is the call object of third user terminal.
A kind of call break-in equipment as shown in Figure 2, is set to Media Gateway 2, the instruction for receiving Softswitch 1 is complete
It is handled at call break-in, including call module 21, processing module 22 and intrusion module 23, wherein：
Call module 21 is normally conversed when for controlling two parties call；
Processing module 22, for working as the wherein side in third user terminal calling both sides calling user terminal and needing strong
Insert when, issue release double-talk user terminal in not by the order of third user terminal calling party；Meanwhile keeping both sides
Do not discharged in calling user terminal by the media resource that third user terminal calling party has built up, and using media resource as
Softswitch 1 is reported to the media resource of third user terminal call；
Intrusion module 23 does not call one by third user terminal for working as to receive in release double-talk user terminal
The order of side is established in third user terminal and double-talk user terminal by the call of its side called.
Softswitch 1 includes judgment module 11, and judgment module 11 is used in issuing release double-talk user terminal
Not by before the order of third user terminal calling party, judge whether to need according to the priority level of third user terminal strong
It inserts：
When the priority of third user terminal is higher than in double-talk user terminal not by third user terminal calling party
Priority when, then judgment module 11 is judged as that third user terminal needs intrusion.
When the priority of third user terminal is not higher than in double-talk user terminal not by third user terminal calling one
When the priority of side, then judgment module 11 is judged as that third user terminal does not need intrusion.
Wherein, processing module is to the media being had built up in double-talk user terminal by third user terminal calling party
Resource includes at least IP address, RTP port numbers, encoding and decoding resource.
It converses schematic diagram below with reference to third user terminal intrusion shown in Fig. 3, the present invention will be described in detail call break-in
Detailed process it is as follows：
Second user under the first user terminal and the second Media Gateway MG2 of step 1., under the first Media Gateway MG1 is whole
It converses at end.
First user terminal is located under the first Media Gateway MG1, and second user terminal is located under the second Media Gateway MG2.
First user terminal off-hook, the first Media Gateway MG1 send Notify order to Softswitch 1, report off-hook event.Soft friendship
Exchange device 1 sends Modify order to the first Media Gateway MG1, and user is waited to input called number, and the first user hears dialing
Sound dials second user termination number, and the first Media Gateway MG1 sends Notify order to Softswitch 1, by called number
It send to Softswitch 1.Softswitch 1 issues call request, the second media to the second Media Gateway MG2 according to called number
After gateway MG2 receives calling, the first user terminal and second user terminal normal talking；
The third user terminal of step 2., under third Media Gateway MG3 dials the first user terminal number, third media net
It closes MG3 and sends call request to Softswitch 1, include called number in solicited message.
Third user terminal off-hook under third Media Gateway MG3, third Media Gateway MG3 is to Softswitch 1
Notify order is sent, reports off-hook event.Softswitch 1 sends Modify order to third Media Gateway MG3, waits stand-by
Family inputs called number, and third user listens dialing tone, dials the first user terminal number, and third Media Gateway MG3 is to soft switch
Equipment 1 sends Notify order, and called number is sent to Softswitch 1；
Step 3., Softswitch 1 to the first Media Gateway MG1 send call request.
Softswitch 1 carries out called number analysis, inquires the first user terminal position according to the first user terminal number
In the first Media Gateway MG1, Modify order is sent to the first Media Gateway MG1, issues call request.
Step 4., the first Media Gateway MG1 to Softswitch 1 send called number hurry information.
First Media Gateway MG1 inquire the first user terminal with second user terminal call, to Softswitch 1
Notify order is sent, includes the busy information of called number in order.
Step 5., Softswitch 1 to the first Media Gateway MG1 issue release and second user terminal call order and
Establish the order of the first user terminal and the call of third user terminal.
Softswitch 1 inquires third teleservice attribute to service server, according to the excellent of third user terminal
First rank is to determine whether need intrusion：
If third user terminal priority level is high priority, it is judged as and needs intrusion, then to the first Media Gateway MG1
It issues the order of release and second user terminal call and establishes the order of the first user terminal and the call of third user terminal；
If third user terminal priority level is normal priority, it is judged as and does not need intrusion, then keeps existing the
One user terminal and second user terminal call.
Step 6., Softswitch 1 to the second Media Gateway MG2 issue release second user terminal order, the second matchmaker
The media resource of body gateway MG2 release second user terminal.
Softswitch 1 issues the order of release second user terminal, the second Media Gateway to the second Media Gateway MG2
The media resource of MG2 release second user terminal.
Step 7., the first Media Gateway MG1 retain the first user terminal and second user terminal call media resource, and
Media resource as call break-in is reported to Softswitch 1.
First Media Gateway MG1 retains the media resource of the first user terminal and second user terminal call, media resource
Including IP address, RTP port numbers, encoding and decoding resource etc., and the media resource as call break-in is reported to Softswitch 1.
Step is 8., Softswitch 1 is sent to the media resource of the first user terminal belonging to third user terminal
Three Media Gateway MG3.
The media resource of first user terminal is sent to third media net belonging to third user terminal by Softswitch 1
MG3 is closed, media resource includes IP address, RTP port numbers, encoding and decoding resource etc..
Step 9., third Media Gateway MG3 belonging to third user terminal report the media resource of third user terminal to
Softswitch 1.
Third Media Gateway MG3 belonging to third user terminal creates a new Context, and is added in Context
RTP Termination, wherein Mode is set as SendReceive, and jitter cache, encoding and decoding resource are set etc., while on
Report the media resource of third user terminal to Softswitch 1, media resource includes IP address, RTP port numbers, encoding and decoding resource
Deng.
Step 10., Softswitch 1 media resource of third user terminal is sent to matchmaker belonging to the first user terminal
Body gateway
The media resource of third user terminal is sent to Media Gateway belonging to the first user terminal by Softswitch 1,
Media resource includes IP address, RTP port numbers, encoding and decoding resource etc..
StepFirst user terminal and third user terminal, which are established, to be conversed, and realizes intrusion.
First Media Gateway MG1 establishes RTP according to the media resource of other side with third Media Gateway MG3 and connects, and first uses
Family terminal and third user terminal, which are established, to be conversed, and realizes intrusion.
As another aspect of the present invention, the present embodiment also provides a kind of phone system, sets including above-mentioned call break-in
It is standby, more simplify effective call break-in to realize.
Call break-in method and its call break-in equipment in the present invention receive the of high priority in Softswitch
When three user terminal C issue calling to the first user terminal A conversed, release second user terminal is issued to Media Gateway
Order after, Media Gateway does not discharge the media resource for called first user terminal having built up, but the media
Resource is reported to Softswitch as the media resource conversed with intrusion user terminal, simplifies release and has built up media resource
With the process for re-creating media resource, accelerate the settling time of call break-in, improves the service-aware of user.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of call break-in method, which is characterized in that including step：
In double-talk user terminal normal talking, third user terminal calls wherein one in the double-talk user terminal
Side；
If third user terminal needs intrusion, issue in the release double-talk user terminal not by the third user
The order of one side of terminal call；
Meanwhile the media being had built up in the double-talk user terminal by the third user terminal calling party being kept to provide
Source does not discharge, and reports the media resource as the media resource conversed with the third user terminal；
The side called in the third user terminal and the double-talk user terminal by it, which establishes, to converse, and realizes intrusion.
2. call break-in method according to claim 1, which is characterized in that issue the release double-talk user terminal
In not by before the order of the third user terminal calling party, further include：
Judge whether to need intrusion according to the priority level of the third user terminal：
It is not called by the third user terminal when the priority of third user terminal is higher than in the double-talk user terminal
When the priority of one side, then it is judged as that the third user terminal needs intrusion.
3. call break-in method according to claim 2, which is characterized in that when the third user terminal priority not
When higher than in the double-talk user terminal not by the priority of the third user terminal calling party, then it is judged as described
Third user terminal does not need intrusion, keeps the normal talking of the double-talk user terminal.
4. call break-in method according to claim 1-3, which is characterized in that the double-talk user terminal
The middle media resource being had built up by the third user terminal calling party includes at least IP address, RTP port numbers, compiles
Decode resource.
5. call break-in method according to claim 1-3, which is characterized in that the double-talk user terminal
For the first user terminal and second user terminal, first user terminal or the second user terminal are third user terminal
Call object.
6. a kind of call break-in equipment, is set to Media Gateway, the instruction for receiving Softswitch is completed at call break-in
Reason, which is characterized in that including call module, processing module and intrusion module, wherein：
Call module is normally conversed when for controlling two parties call；
Processing module, for when third user terminal calls the wherein side in the double-talk user terminal and needs intrusion
When, issue in the release double-talk user terminal not by the order of the third user terminal calling party；Meanwhile it protecting
It holds in the double-talk user terminal and is not discharged by the media resource that the third user terminal calling party has built up, and
Softswitch is reported to using the media resource as the media resource conversed with the third user terminal；
Intrusion module receives not called by the third user terminal in the release double-talk user terminal for working as
The order of one side is established in the third user terminal and the double-talk user terminal by the call of its side called.
7. call break-in equipment according to claim 6, which is characterized in that the Softswitch includes judgment module,
The judgment module be used for issue in the release double-talk user terminal not by third user terminal calling one
Before the order of side, judge whether to need intrusion according to the priority level of the third user terminal：
It is not called by the third user terminal when the priority of third user terminal is higher than in the double-talk user terminal
When the priority of one side, then the judgment module is judged as that the third user terminal needs intrusion.
8. call break-in equipment according to claim 6, which is characterized in that when the third user terminal priority not
When higher than in the double-talk user terminal not by the priority of the third user terminal calling party, then the judgement mould
Block is judged as that the third user terminal does not need intrusion.
9. according to the described in any item call break-in equipment of claim 6-8, which is characterized in that the processing module is to described double
The media resource being had built up in square calling user terminal by the third user terminal calling party is including at least IP
Location, RTP port numbers, encoding and decoding resource.
10. a kind of phone system, which is characterized in that including the described in any item call break-in equipment of claim 6-9.
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| CN201810783719.5A CN108900723B (en) | 2018-07-17 | 2018-07-17 | Forced insertion calling method, forced insertion calling equipment and communication system |
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| CN201810783719.5A CN108900723B (en) | 2018-07-17 | 2018-07-17 | Forced insertion calling method, forced insertion calling equipment and communication system |
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