CN104717613B - A kind of method and system for establishing trunked call - Google Patents
A kind of method and system for establishing trunked call Download PDFInfo
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- CN104717613B CN104717613B CN201310684181.XA CN201310684181A CN104717613B CN 104717613 B CN104717613 B CN 104717613B CN 201310684181 A CN201310684181 A CN 201310684181A CN 104717613 B CN104717613 B CN 104717613B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/16—Gateway arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/08—Trunked mobile radio systems
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- Telephonic Communication Services (AREA)
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Abstract
The invention discloses a kind of method and system for establishing trunked call, this method includes：Upper layer application service initiates trunked call by Parlay/OSA gateways to the unit in cluster network, and the wherein cluster network API of application service invocation Parlay/OSA gateways realizes service logic and control；Parlay/OSA gateways the API is construed to cluster network it will be appreciated that and the signaling that executes, the corresponding network unit being issued to by gateway in cluster.
Description
Technical field
The present invention relates to cluster communication fields, and in particular, to establishes the method and system of trunked call.
Background technology
Trunked communication system is a kind of mobile communication system for group's dispatch control communication, existing group service one
As in private network operation, and it is traditional business development pattern i.e. realization of business and specific bottom that the business development of private network, which is taken,
Layer network close-coupled.The content of business, logic, exploitation are all limited to the closed cluster network of tradition, therefore cause private network
The business development period is long, development cost is high, is required again the technical ability of exploitation and maintenance personnel very high to be difficult to meet user's
Demand greatly limits the release of new business, such as present media business (visual group is exhaled) is realized in traditional group system
With regard to more difficult.
On the other hand, with the introducing of 3G and IMS, third generation Partnership Project (3rd Generation
Partnership Project) and european telecommunications standards institute (European Telecommunications Standard
Institute special interface specification) is defined to describe the open ability of telecommunication system, referred to as Parlay X.Parlay is
One allows the application programming interfaces (API) that IT developer quickly creates telecommunication service.Api interface based on Parlay/OSA is new
Business development pattern is widely applied on public network so that the exploitation of telecommunication service may be used IT field some are fast
Fast application builds technology, including the API of exploitation, Distributed Calculation, Java and Web service.These interfaces cover various
The function of telecommunications network, such as Call- Control1, SMS/MMS, positioning, charging and availability management and tactical management.
Parlay/OSA major designs are used in mobile network, fixed network and IP-based next generation network so that new industry
The exploitation of business can be accomplished unrelated with network, unrelated with manufacturer and rapidly and efficiently.Developer can use using various each
The language of sample develops the application of Parlay/OSA such as C, C++ and Java.Standards of the Parlay/OSA based on various openings, packet
Include CORBA, IDL, Java, UML and Web service (SOAP, XML and WSDL).
Although new pattern has obtained extensive utilization in field of telecommunications, Parlay/OSA api interfaces do not have also at present
There is any technology application that trunked call is realized in trunked communication system.
For the above two problem in the presence of the relevant technologies, currently no effective solution has been proposed.
Invention content
The present invention is intended to provide a kind of gateway of the api interface based on Parlay/OSA establishes system and the side of trunked call
Method, by improved system and method, operator or network provider can be by the subsequent development of its group service and maintenances
It is realized in a manner of web the api interface that new system provides, the modification and maintenance of business often develop maintenance personnel only
It needs to carry out simple operations by web page direct interaction to realize, to reduce group service development cycle and maintenance cost.
According to an aspect of the invention, there is provided a kind of method for establishing trunked call, including：
Upper layer application service initiates trunked call by Parlay/OSA gateways to the unit in cluster network.
Preferably, the initiation trunked call is to pass through：
The cluster network API of application service invocation Parlay/OSA gateways realizes service logic and control；
Parlay/OSA gateways the API is construed to cluster network it will be appreciated that and the signaling that executes, by under gateway
The corresponding network unit being dealt into cluster,
Cluster network provides the bottom layer realization of the API.
Preferably, the trunked call that application service is initiated is established by input of the user in a web client.
Preferably, the cluster network is connected by SIP interface with Parlay/OSA gateways.
Preferably, before the trunked call, this method further includes that the business of trunked call is realized in application service
Logical design and control.
Preferably, the trunked call that application service is initiated is grouied busy by initiating one collection of establishment to Parlay/OSA gateways
The request for being object obtains a reference of the object, subsequent caller is initiated according to the object.
Preferably, after application service creates object, this method includes：Application service utilizes number of cluster group member
Code is each Object Creation trunked call side.
Preferably, the cluster network includes a home location register, the number using cluster group member
Include for each Object Creation trunked call side：
Application service obtains group member, ownership of the Parlay/OSA gateways according to group member's list into cluster network
Location register obtains user member's number in the group system corresponding to practical Groups List；
Home location register returns to group member's list, and application service is replied by Parlay/OSA gateways；
Application service is in order each Object Creation trunked call side according to members list is returned；
Application service is by the corresponding call routing of caller to the corresponding opposite end of member's number objects；
Parlay/OSA gateways will send the Invite message of SIP to corresponding opposite end, to create trunked call.
Preferably, the cluster network is comprising base station, the communication for establishing multiple communication terminals,
Also, after the trunked call, this method further includes：
Application service notice Parlay/OSA gateways need the state event of the trunked call side monitored,
Parlay/OSA gateways send a request message to corresponding opposite end, it is desirable that report corresponding status message.
Preferably, the status message includes the user's speech privilege application of the terminal, and the right to apply for words packet of the terminal
Include following steps：
Terminal user applies for that the message of right of speech is sent to call control server；
The called sets of numbers that the right of speech request message that call control server inspection receives carries, the rule for inquiring oneself are matched
Table is set, the routing of Parlay/OSA is got, the right to apply for words is asked to be sent to Parlay/OSA nets with the invite message of SIP
It closes；
The call back function of rule invocation setting is arranged in Parlay/OSA gateways before calling application service, carries out right of speech Shen
It please handle；
Application service decides whether to ratify the secondary application according to internal right of speech state, if desired then continues
Next step, if it is not, then being waited for into enqueue；
If right of speech is idle, application service will return the result as OK；
Parlay/OSA gateways return to message OK to call control server；
Call control server returns to the right to apply for words OK to the terminal, the right to apply for words success.
According to another aspect of the present invention, a kind of system for establishing trunked call is additionally provided, including：
Application service module,
Basic cluster network, and
Gateway based on Parlay/OSA carries between the equipment in the application service module and the cluster network
For interface, so that application service initiates trunked call to the equipment in cluster network.
Preferably, the application service module is for calling the cluster network API of Parlay/OSA gateways to realize business
Logic and control；
The Parlay/OSA gateways are used to the API being construed to cluster network the signaling it will be appreciated that with execution, under
The corresponding network unit being dealt into cluster,
The cluster network is used to provide the bottom layer realization of the API.
Preferably, application service module is connected to a web client, and the input for receiving user is grouied busy to establish collection
It cries.
Preferably, the cluster network is connected by SIP interface with Parlay/OSA gateways.
Preferably, the application service module is additionally operable to realize the service logic design of trunked call and control.
Preferably, application service module is additionally operable to initiate asking for one trunked call object of establishment to Parlay/OSA gateways
It asks, obtains a reference of the object, subsequent caller is initiated according to the object.
Preferably, it is additionally operable to after creating object in application service module, the number using cluster group member is every
A Object Creation trunked call side.
Preferably, the cluster network includes a home location register, and the Parlay/OSA gateways are additionally operable to root
It is obtained in the group system corresponding to practical Groups List according to home location register of group member's list into cluster network
User member's number receives group member's list that home location register returns, and replys application service module；
Application service module is additionally operable to according to members list is returned, and is in order each Object Creation trunked call side, will
The corresponding call routing of caller is to the corresponding opposite end of member's number objects.
Preferably, Parlay/OSA gateways are additionally operable to, after the trunked call：
The state event for the trunked call side that the needs that application service module notifies monitor is received, and sends request message
To corresponding opposite end, it is desirable that report corresponding status message.
Preferably, the cluster network includes base station, the communication for establishing multiple communication terminals, and the status message
User's speech privilege application including the terminal.
According to another aspect of the present invention, it additionally provides and a kind of applies talking about using the above-mentioned system for establishing trunked call
The method of power, the cluster network include the base station of call control server and the communication for establishing multiple terminals, the party
Method includes：
Terminal user is applied for that the message of right of speech is sent to call control server；
The called sets of numbers that the right of speech request message that call control server inspection receives carries, the rule for inquiring oneself are matched
Table is set, the routing of Parlay/OSA is got, the right to apply for words is asked to be sent to Parlay/OSA nets with the invite message of SIP
It closes；
The call back function of rule invocation setting is arranged in Parlay/OSA gateways before calling application service, carries out right of speech Shen
It please handle；
Application service decides whether to ratify the secondary application according to internal right of speech state, if desired then continues
Next step, if it is not, then being waited for into enqueue；
If right of speech is idle, application service will return the result as OK；
Parlay/OSA gateways return to message OK to call control server；
Call control server returns to the right to apply for words OK to the terminal, the right to apply for words success.
Using the method and system provided by the invention for establishing trunked call based on Parlay/OSA gateways, have following excellent
Point：
The API of open Parlay/OSA is introduced into group system by the present invention so that the business of group system uses
It can in the form of web pages present in front of the user so that user's use is simpler, more convenient, solves conventional cluster communication service
For the problem that the support of media communication is weaker, new media groups can be simply implemented by the calling of general API and exhaled
Etc. various multimedia services, and using object-oriented languages, the exploitation for business and dimensions such as Java in new business exploitation
Shield personnel's skill set requirements are lower, it is not necessary to understand in depth the dedicated Communication Programming language such as bottom knowledge and C language of telecommunications and
The privately owned logic that the inside of bottom is realized, therefore the development and maintenance cost of system will be lower.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description do not constitute the excessive restriction to the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the flow chart for initiating trunked call in the embodiment of the present invention by web client.
Fig. 2 is the flow chart of the right to apply for words after initiation trunked call according to the ... of the embodiment of the present invention.
Specific implementation mode
It should be noted that the features in the embodiments and the embodiments of the present application can be combined with each other.Below with reference to
Attached drawing and in conjunction with the embodiments come the present invention will be described in detail.
A kind of method and system for establishing trunked call based on Parlay gateways is provided in an embodiment of the present invention, it should
System is mainly made of following components：
The cluster network on basis, including base station, call control server, control centre, home location register etc., pass through
SIP (Session initiation Protocol) interfaces are connected with Parlay gateways, provide the bottom layer realization of various API；
Api interface gateway based on Parlay/OSA is directly connect with the equipment in basic cluster net, using SIP with exhale
It makes control centre and dispatch server be connected, is connect with home location register using MAP, provided for the application service on upper layer
Various API ability interfaces；
Application service module passes through Parlay/OSA gateways and existing net using relatively easy unified Parlay X API
The network element (equipment in basic cluster network) of network interacts, and to provide business using basic network, business is patrolled
It collects and is all pre-designed in application service module, specific business procedure can be network operator oneself exploitation, can also give
Third party develops.
Wherein, the service logic design and control of trunked call are realized in application service module, by calling Parlay/
The API of OSA realizes service logic and control.API translations are construed to basic network it will be appreciated that and executing by Parlay/OSA
Various signalings, each network element in basic network is issued to by gateway, and the specific implementation of each network element is basic
Various operational orders.
To realize the versatility and convenience of user's interaction, can be built by by the reception user of a web client inputs
The trunked call that vertical application service is initiated.
The trunked call that application service is initiated can be by initiating to create a trunked call object to Parlay/OSA gateways
Request, obtain one of object reference, subsequent caller initiated according to the object.
First embodiment
Trunked call is initiated in web modes below and is directed to the case where multiple groups of virtual group group is exhaled as embodiment, specifically
Illustrate the flow for establishing trunked call on this basis.Obviously, it should be appreciated by those skilled in the art the embodiment is only
Illustrate the specific workflow of system and method for the present invention, but is not limited to certain specific communication equipment, platform, language and association
View, method and system of the invention are widely used in any suitable communication system.
1. user's operation web client, inputted by webpage initiate to some group or virtual group (multiple groups of compositions it is virtual
Group) trunked call.
2. cluster application server calls the API of createCall, initiate to create a cluster to Parlay/OSA gateways
Call object asks and obtains a reference of the object, and subsequent caller (Leg) will be initiated by this object.
3a. cluster application servers call the queryGroup methods of GroupManagement, obtain group member；
The reality of HLR (home location register) the acquisition group of 3b.Parlay/OSA gateways according to group member's list into cluster network
User member's number in group system corresponding to the Groups List of border.
4a.HLR returns to group member's list and gives Parlay/OSA gateways；4b.Parlay/OSA gateways return
QueryGroupsResponse carries members list to cluster application server.
5. cluster application server is each right according to returning to members list to call the API of createCallLeg in order
As creating a corresponding trunked call side (Leg).
6. cluster application server call routeReq API by trunked call side (Leg) corresponding call routing at
The corresponding opposite end of member's number objects.
7.Parlay/OSA gateways send the Invite message of SIP, to corresponding dispatching desk or trunked call control clothes
Business device is for creating trunked call.
8. cluster application server calls the API of the eventReportReq of the caller (Leg) created, notice
Parlay/OSA gateways need the state event of trunked call side (Leg) monitored, for example, abnormal call clearing, user's addition group exhale,
User's speech privilege application etc..
The info message that 9.Parlay/OSA gateways send SIP takes to corresponding dispatch server or trunked call control
Business device requires to report corresponding status message.
10. cluster application server calls SetRules operations to carry corresponding sets of numbers and gives Parlay/OSA gateways, use
In the right of speech solicitation message for paying close attention to subsequent terminal.
The info message that 11.Parlay/OSA gateways send SIP is controlled to corresponding dispatch server or trunked call
Called number in the invite message of the SIP of the subsequent the right to apply for words of server requirement, if it is the group number paid close attention in rule
Code, then be sent to Parlay/OSA gateways.
Trunked call, which is established, as a result, completes.
On this basis, multiple terminals that the base station equipment in cluster network is connected can carry out subsequent right of speech Shen
Please.Fig. 2 is the flow chart of the right to apply for words after initiating trunked call in the embodiment of the present invention.
Referring to Fig. 2, terminal the right to apply for words main flow is：
1a, 1b. terminal user apply for that the message of right of speech is sent to trunked call control server；1c. trunked calls control clothes
The called sets of numbers that the right of speech request message that business device inspection receives carries, inquires the rule configuration list of oneself, gets Parlay/
The routing of OSA asks the right to apply for words to be sent to Parlay/OSA gateways with the invite message of SIP.
The call back function that rules calls setting is arranged in 2.Parlay/OSA gateways before recalling cluster application server,
The processing that the power of engaging in the dialogue is applied.
3. cluster application server according to internal right of speech state decide whether to the secondary application carry out approval or
It is lined up.
4. if right of speech is idle, cluster application server will return the result OK.
The 200OK that 5.Parlay/OSA gateways return to sip message controls server to trunked call.
6a, 6b. trunked call control server and return to the right to apply for words OK to terminal, the right to apply for words success.
Second embodiment
The present invention provides a kind of systems that the gateway of the api interface based on Parlay/OSA establishes trunked call.Including：
Application service module,
Basic cluster network, and
Gateway based on Parlay/OSA carries between the equipment in the application service module and the cluster network
For interface, so that application service initiates trunked call to the equipment in cluster network.
Preferably, the application service module is for calling the cluster network API of Parlay/OSA gateways to realize business
Logic and control；
The Parlay/OSA gateways are used to the API being construed to cluster network the signaling it will be appreciated that with execution, under
The corresponding network unit being dealt into cluster,
The cluster network is used to provide the bottom layer realization of the API.
Preferably, application service module is connected to a web client, and the input for receiving user is grouied busy to establish collection
It cries.
Preferably, the cluster network is connected by SIP interface with Parlay/OSA gateways.
Preferably, the application service module is additionally operable to realize service logic and the control of trunked call.
Preferably, application service module is additionally operable to initiate asking for one trunked call object of establishment to Parlay/OSA gateways
It asks, obtains a reference of the object, subsequent caller is initiated according to the object.
Preferably, it is additionally operable to after creating object in application service module, the number using cluster group member is every
A Object Creation trunked call side.
Preferably, the cluster network includes a home location register, and the Parlay/OSA gateways are additionally operable to root
It is obtained in the group system corresponding to practical Groups List according to home location register of group member's list into cluster network
User member's number receives group member's list that home location register returns, and replys application service module；
Application service module is additionally operable to according to members list is returned, and is in order each Object Creation trunked call side, will
The corresponding call routing of caller is to the corresponding opposite end of member's number objects.
Preferably, Parlay/OSA gateways are additionally operable to, after the trunked call：
The state event for the trunked call side that the needs that application service module notifies monitor is received, and sends request message
To corresponding opposite end, it is desirable that report corresponding status message.
Preferably, the cluster network includes base station, the communication for establishing multiple communication terminals, and the status message
User's speech privilege application including the terminal.
Compared with the existing technology, system and method provided by the invention are integrated with the design, exploitation, business of group service and connect
Mouth and each equipment and module realized, using the api interface of open general-purpose interface and Parlay/OSA, group service and collection
Groupcall control phase separation, group service is realized in a manner of the open API being distributed with calling rather than traditional centralized control
Module close coupled system realize.The abilities such as exhale to be supplied to the service application mould on upper layer the group of group system by gateway interface
Block is to realize that the distributed of group service provides.
Obviously, it should be appreciated by those skilled in the art, each module of the above invention or each steps can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
Be performed by computing device in the storage device, either they are fabricated to each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific
Hardware and software combines.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement and modification, should all be included in the protection scope of the present invention.
Claims (19)
1. a kind of method for establishing trunked call, including：Upper layer application service is by Parlay/OSA gateways in cluster network
Unit initiate trunked call；
It is characterized in that, the initiation trunked call is to pass through：
The cluster network API of application service invocation Parlay/OSA gateways realizes service logic and control；
Parlay/OSA gateways the API is construed to cluster network it will be appreciated that and the signaling that executes, be issued to by gateway
Corresponding network unit in cluster,
Cluster network provides the bottom layer realization of the API.
2. the method according to claim 1, which is characterized in that the trunked call that application service is initiated is by user one
The input of web client and establish.
3. the method according to claim 1, which is characterized in that the cluster network passes through SIP interface and Parlay/OSA gateways
It is connected.
4. the method according to claim 1, which is characterized in that before the trunked call, this method further includes being taken in application
The service logic design and control of trunked call are realized in business.
5. the method according to claim 1, which is characterized in that the trunked call that application service is initiated is by Parlay/OSA
Gateway initiates to create the request of a trunked call object, obtains a reference of the object, is initiated according to the object subsequent
Caller.
6. method according to claim 5, which is characterized in that after application service creates object, this method includes：Using clothes
Business is each Object Creation trunked call side using the number of cluster group member.
7. method according to claim 6, which is characterized in that the cluster network includes a home location register, described
Number using cluster group member is that each Object Creation trunked call side includes：
Application service obtains group member, homing position of the Parlay/OSA gateways according to group member's list into cluster network
Register obtains user member's number in the group system corresponding to practical Groups List；
Home location register returns to group member's list, and application service is replied by Parlay/OSA gateways；
Application service is in order each Object Creation trunked call side according to members list is returned；
Application service is by the corresponding call routing of caller to the corresponding opposite end of member's number objects；
Parlay/OSA gateways will send the Invite message of SIP to corresponding opposite end, to create trunked call.
8. the method according to claim 1, which is characterized in that the cluster network includes base station, for establishing multiple communications eventually
The communication at end,
Also, after the trunked call, this method further includes：
Application service notice Parlay/OSA gateways need the state event of the trunked call side monitored,
Parlay/OSA gateways send a request message to corresponding opposite end, it is desirable that report corresponding status message.
9. method according to claim 8, which is characterized in that the status message includes the user's speech privilege application of the terminal,
And the right to apply for words of the terminal includes the following steps：
Terminal user applies for that the message of right of speech is sent to call control server；
The called sets of numbers that the right of speech request message that call control server inspection receives carries inquires the rule configuration of oneself
Table gets the routing of Parlay/OSA, and the right to apply for words is asked to be sent to Parlay/OSA nets with the invite message of SIP
It closes；
The call back function of rule invocation setting is arranged in Parlay/OSA gateways before calling application service, carries out at the right to apply for words
Reason；
Application service decides whether to ratify the secondary application according to internal right of speech state, if desired then continues next
Step, if it is not, then being waited for into enqueue；
If right of speech is idle, application service will return the result as OK；
Parlay/OSA gateways return to message OK to call control server；
Call control server returns to the right to apply for words OK to the terminal, the right to apply for words success.
10. a kind of system for establishing trunked call, including：
Application service module,
Basic cluster network, and
Gateway based on Parlay/OSA is provided between the equipment in the application service module and the cluster network and is connect
Mouthful, so that application service initiates trunked call to the equipment in cluster network；
It is characterized in that：
The application service module is for calling the cluster network API of Parlay/OSA gateways to realize service logic and control；
The Parlay/OSA gateways are used to the API being construed to cluster network the signaling it will be appreciated that with execution, are issued to
Corresponding network unit in cluster,
The cluster network is used to provide the bottom layer realization of the API.
11. system according to claim 10, which is characterized in that application service module is connected to a web client, for receiving
Trunked call is established in the input of user.
12. system according to claim 10, which is characterized in that the cluster network passes through SIP interface and Parlay/OSA nets
Pass is connected.
13. system according to claim 10, which is characterized in that the application service module is additionally operable to realize the industry of trunked call
Business logical design and control.
14. system according to claim 10, which is characterized in that application service module is additionally operable to initiate to Parlay/OSA gateways
The request for creating a trunked call object obtains a reference of the object, subsequent caller is initiated according to the object.
15. system according to claim 14, which is characterized in that be additionally operable to after creating object in application service module, profit
It is each Object Creation trunked call side with the number of cluster group member.
16. system according to claim 15, which is characterized in that the cluster network includes a home location register, institute
It states the home location register that Parlay/OSA gateways are additionally operable to according to group member's list into cluster network and obtains practical group
User member's number in group system corresponding to list receives group member's list that home location register returns, and returns
Multiple application service module；
Application service module is additionally operable to, according to members list is returned, be in order each Object Creation trunked call side, will call
The corresponding call routing in side is to the corresponding opposite end of member's number objects.
17. system according to claim 10, which is characterized in that Parlay/OSA gateways are additionally operable to, after the trunked call：
The state event of trunked call side that the needs of application service module notice monitor is received, and is sent a request message to pair
The opposite end answered, it is desirable that report corresponding status message.
18. system according to claim 17, which is characterized in that the cluster network includes base station, for establishing multiple communications
The communication of terminal, and the status message includes the user's speech privilege application of the terminal.
19. a kind of using claim 10 establishing the system of trunked call to apply for that the method for right of speech, the cluster network include
The base station of call control server and communication for establishing multiple terminals, this method include：
Terminal user is applied for that the message of right of speech is sent to call control server；
The called sets of numbers that the right of speech request message that call control server inspection receives carries inquires the rule configuration of oneself
Table gets the routing of Parlay/OSA, and the right to apply for words is asked to be sent to Parlay/OSA nets with the invite message of SIP
It closes；
The call back function of rule invocation setting is arranged in Parlay/OSA gateways before calling application service, carries out at the right to apply for words
Reason；
Application service decides whether to ratify the secondary application according to internal right of speech state, if desired then continues next
Step, if it is not, then being waited for into enqueue；
If right of speech is idle, application service will return the result as OK；
Parlay/OSA gateways return to message OK to call control server；
Call control server returns to the right to apply for words OK to the terminal, the right to apply for words success.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310684181.XA CN104717613B (en) | 2013-12-13 | 2013-12-13 | A kind of method and system for establishing trunked call |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310684181.XA CN104717613B (en) | 2013-12-13 | 2013-12-13 | A kind of method and system for establishing trunked call |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104717613A CN104717613A (en) | 2015-06-17 |
| CN104717613B true CN104717613B (en) | 2018-09-11 |
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| 基于软交换的多媒体集群语音平台研究与实现;金鑫;《中国优秀硕士学位论文全文数据库 信息科技辑》;20120715;正文第23页第1行-最后1行 * |
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