CN107770295A - The method and system of functional addressing business is realized based on MCPTT frameworks - Google Patents
The method and system of functional addressing business is realized based on MCPTT frameworks Download PDFInfo
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- CN107770295A CN107770295A CN201610685892.2A CN201610685892A CN107770295A CN 107770295 A CN107770295 A CN 107770295A CN 201610685892 A CN201610685892 A CN 201610685892A CN 107770295 A CN107770295 A CN 107770295A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4535—Network directories; Name-to-address mapping using an address exchange platform which sets up a session between two nodes, e.g. rendezvous servers, session initiation protocols [SIP] registrars or H.323 gatekeepers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5069—Address allocation for group communication, multicast communication or broadcast communication
Abstract
This application discloses a kind of method and system that functional addressing business is realized based on MCPTT frameworks, applied to dispatch control communication system, including：Increase FFN functional nodes in MCPTT application plane, the dispatch control communication system customizing messages related to follow-me function number is stored in FFN functional nodes, described information comprises at least the follow-me function number of terminal and MCPTT marks ID corresponding relation；Terminal realizes follow-me function number registration and/or cancellation by the configuration management function of general service core (Common Service Core) or by registration process of activating business；First interface is defined between FFN functional nodes and MCPTT servers, the first interface is used for the storage and inquiry of follow-me function number relevant information；In calling procedure, after MCPTT servers detect functional addressing business by called follow-me function number, interacted with FFN functional nodes, obtain called MCPTT ID.Using technical scheme disclosed in the present application, calling is initiated using follow-me function number when can realize individual calling.
Description
Technical field
The application is related to dispatch control communication technical field, more particularly to realizes functional addressing business based on MCPTT frameworks
Method and system.
Background technology
Mainstream technology of the Railway Mobile Radio system (GSM-R) as global railway wireless communication, assume responsibility for railroad train
Voice scheduling and the substantial responsibility of train control data carrying.But GSM-R can not meet a large amount of railway non-secure data business need
Ask, such as video monitoring, the passenger facilities related to high-speed data, train Log Shipping；And wireless technology development day crescent
It is different, progressively withdrawn from the market by the GSM of technology based on GSM-R, International Union of Railways (UIC) determines that railway is of future generation substantially
The evolution of GSM will cross over 3G, it is proposed that the development course based on LTE, the railway based on LTE technologies is of future generation to be moved
Dynamic communication system (LTE-R) substitutes traditional GSM-R systems to turn into inevitable.
MCPTT (Mission Critical Push to Talk, mission critical PTT) be 3GPP propose based on
LTE public network group scheme, target are to realize end-to-end PTT service, the GCSE (Group provided using LTE
Communication System Enabler, group communication system enable business) and ProSE (Proximity-based
Service, closely business) ability, designs call control procedure in application layer, realizes clustering functionality.MCPTT is current LTE-
A kind of technical system that R emphasis considers.
MCPTT overall architectures include applying plane, signaling plane and evolved packet system (EPS, Evolved Packet
System) load plane, being provided using plane includes all group service functions such as Call- Control1, right of speech control, signaling plane
There is provided application layer signalling to support, EPS load planes are then responsible for establishing EPS/MBMS (multimedias according to MCPTT business demands
BroadCast MultiCast Service) carrying and the transmission of corresponding packet.The function structure of MCPTT application planes is as shown in Figure 1：
Mainly include MCPTT Application service (MCPTT applied business) and Common using plane
Service Core (general service core) two major parts content, wherein：
MCPTT Application Service are MCPTT Service control Core Features, including Call- Control1, right of speech control
System, medium surface transmission three zones.Its main network elements MCPTT servers (MCPTT server) and MCPTT clients (MCPTT
Client the reference point between) is briefly described as follows：
MCPTT-1：Reference point between MCPTT Server and MCPTT user equipment (MCPTT UE), using at the beginning of session
Beginningization agreement (SIP) agreement, for establishing the session between MCPTT client and servers, and it is used as reporting position and business
Registration；
MCPTT-2：Reference between MCPTT Server and MCPTT customer data base (MCPTT User Database)
Point, the information of some specific user is provided for MCPTT server；
MCPTT-3：Reference point between MCPTT servers；
MCPTT-4/MCPTT-9：Right of speech control server (Floor control server) and right of speech participant
Reference point between (floor participant), wherein MCPTT-4 are unicast mode (the right to apply for words), and MCPTT-9 is multicast
Pattern (right of speech notice)；
MCPTT-5：Reference of the distribution of media functional entity (Media distribution function) between EPS
Point, appropriate service quality (QoS) unicast bearer is obtained from EPS, uses Rx interface；
MCPTT-6：Reference point between MCPTT servers and EPS, for distributing and activating more for MCPTT application requests
Transfer resource is broadcast, uses MB2-C interfaces；
MCPTT-7/MCPTT-8：Media distribution function and media mixer (media mixer)
Between reference point, wherein MCPTT-7 be used for unicast media distribution, MCPTT-8 be used for multicast media distribution (MB2-U connects
Mouthful).
Common Services Core are the set of one group of MCPTT common support function, can be the public affairs beyond MCPTT
Safety applications use altogether, mainly there is management and group, mark management, configuration management, key management at present, and each function includes service
Device side and client-side, wherein：
Management and group (Group Management)：The configuration and management of MCPTT group related datas, management and group clothes are provided
The interface being engaged between device and management and group client is CSC-2；
Mark management (Identity Management)：User authentication function is provided, ID management server is managed with mark
The interface managed between client is CSC-1；
Configuration management (Configuration Management)：The configuration of non-group of managing related data is provided, in net field
Interface under scape between configuration management server and configuration management client is CSC-4 (notes：It is CSC-11 during off-grid)；
Key management (Key Management)：Storage and offer security related information (such as encryption key), key management
Interface between server and key management client is CSC-8.
In MCPTT systems, initiate to call using MCPTT ID, MCPTT ID can be a Uniform Resource Identifier
(URI), it is application layer with global uniqueness mark of the MCPTT service providers for user's distribution；The public affairs of public network operator distribution
(IMS IMPU (IP multimedia public identity under IP multimedia subsystem), (mobile station is comprehensive with MSISDN for effect for many user's marks
Close service digital network number) similar) then the addressing for signaling plane and route, MCPTT ID can be not for signaling plane
It is visible, mapping relations be present with public user mark.
Functional addressing is an important need of the railway system, i.e., initiates calling, function number using the follow-me function number of user
Code is the number according to defined in the function in user job post or role, and network routes the call to phase according to the follow-me function number
The terminal address in corresponding work position.Such as, function number registration is first carried out when driver is on duty, by oneself termination number and function
Number binding, dispatcher call driver when, it is only necessary to follow-me function number corresponding to the driver is dialed, without knowing that the driver is specific
Termination number.
Access matrix is an enhancing function of functional addressing, determines that each post or role are mutual in the matrix form
Calling allow relation, that is, provide which kind of user can call which kind of user, whether calling allows according to corresponding in matrix
Determined in the cell value of caller and callee, specific value includes " permission ", " not allowing ", " same train then allows " etc..
In GSM-R systems, functional addressing business is realized using intelligent movable net system (IN), the system is handed over comprising business
Change point (SSP), service control point (SCP), service management point (SMP), SMAP (SMAP) and service generation ring
Multiple logical nes such as border point (SCEP), these logical nes can be according to specific design and other network elements (including other subsystems
In network element) close and set, the processing of corresponding logical sum is realized after the IN services such as functional addressing are detected.
As it was previously stated, MCPTT frameworks initiate calling using MCPTT ID, LTE-R function still can not be directly supported at present
Locator service, and due to based on there is greatest differences, GSM-R intelligent network composition knot in the GSM of technology and LTE network framework
Structure can not directly be in use to the MCPTT systems based on LTE technologies.
The content of the invention
This application provides a kind of method and system that functional addressing business is realized based on MCPTT frameworks, to realize individual calling
When using follow-me function number initiate calling.
A kind of method for realizing functional addressing business based on key business PTT MCPTT frameworks disclosed in the present application, should
For dispatch control communication system, including：
Increase FFN functional nodes in MCPTT application plane, stored in FFN functional nodes related to follow-me function number
Dispatch control communication system customizing messages, described information include：Follow-me function number and MCPTT the mark ID of terminal corresponding relation；
Or described information includes：The follow-me function number of terminal and MCPTT ID corresponding relation and access matrix；
Terminal is by general service core Common Service Core configuration management function or by activating business
Registration process is realized follow-me function number registration and/or nullified；
First interface is defined between FFN functional nodes and MCPTT servers, the first interface is used for follow-me function number phase
Close the storage and inquiry of information；
In calling procedure, after MCPTT servers detect functional addressing business by called follow-me function number, with FFN work(
Energy node interaction, obtains called MCPTT ID.
Preferably, the terminal realizes the note of follow-me function number by Common Service Core configuration management function
Volume and/or cancellation, including：
Second interface is defined between configuration management server and FFN functional nodes；
By the follow-me function number registration operation or cancellation operation of the man-machine interface of the terminal, matching somebody with somebody in the terminal is triggered
Put management client and initiate user data upload；
The configuration management client sends MCPTT user data uploads by CSC-4 interfaces to configuration management server
Ask, MCPTT ID, follow-me function number, operation mark of the terminal are carried in message, wherein, the operation mark is used to indicate
Operation is nullified in registration operation；
The configuration management server is according to operation mark, if registration operation, then to described in the storage of FFN functional nodes
The follow-me function number of terminal and MCPTT ID corresponding relation；If nullifying operation, then the terminal is deleted to FFN functional nodes
Follow-me function number and MCPTT ID corresponding relation；
Configuration management server returns to user data upload response to configuration management client, confirms that data upload and completes.
Preferably, the terminal is realized follow-me function number registration by registration process of activating business and/or nullified, including：
Terminal is set after access token access-token is obtained by certification using MCPTT servers and MCPTT user
MCPTT-1 interfaces between standby carry out service log-on, and its MCPTT ID and follow-me function number, MCPTT clothes are carried in access token
Business device stores the corresponding relation of the follow-me function number and MCPTT ID of the terminal to FFN functional nodes.
Preferably, when storing the corresponding relation of follow-me function number and MCPTT ID of terminal, in addition to：FFN functional nodes
The legitimacy of the follow-me function number of terminal verification.
Preferably, when caller is to during called initiation function number calling, this method includes：
Calling Side MCPTT clients 1 send the request of MCPTT individual callings to MCPTT servers, and caller is at least carried in message
MCPTT ID and called follow-me function number；
Called follow-me function number of the MCPTT servers in individual calling request message detects functional addressing business；
MCPTT servers are interacted by the first interface with FFN functional nodes, inquire about called MCPTT ID；
MCPTT servers send MCPTT individual callings according to the called MCPTT ID to the MCPTT clients 2 of callee side
Request.
Preferably, the FFN functional nodes are physically integrated into other network elements, other described network elements include：MCPTT is used
MCPTT servers are used for the outside for safeguarding MCPTT ID and IP multimedia pUblic identity binding relationship under user data storehouse, single system scene
Database.
Disclosed herein as well is a kind of system that functional addressing business is realized based on MCPTT frameworks, including：MCPTT's should
With the network element and FFN functional nodes of plane；The MCPTT's comprises at least using the network element of plane：MCPTT servers, MCPTT
User equipment, general service core Common Service Core, MCPTT customer data bases；Wherein：
The FFN functional nodes, it is described for storing the dispatch control communication system customizing messages related to follow-me function number
Information includes：The follow-me function number of terminal and MCPTT ID corresponding relation；Or described information includes：The follow-me function number of terminal
With MCPTT ID corresponding relation and access matrix；
First interface is provided between the FFN functional nodes and MCPTT servers, for follow-me function number relevant information
Storage and inquiry；
The MCPTT servers, for detecting functional addressing business by called follow-me function number in calling procedure
Afterwards, interacted with FFN functional nodes, obtain called MCPTT ID；
A kind of function registers/implementation of cancellation as：
The configuration management client and the general service core Common Service that the MCPTT user equipmenies include
CSC-4 interfaces between the configuration management server that Core is included are used for the registration and/or cancellation for carrying out follow-me function number；
Second interface is provided between configuration management server and the FFN functional node, the second interface is used for
Storage/deletion termination function number and MCPTT ID corresponding relation in FFN functional nodes；
Another function registers/implementation of cancellation as：
Terminal is set after access token access-token is obtained by certification using MCPTT servers and MCPTT user
MCPTT-1 interfaces between standby carry out service log-on, and its MCPTT ID and follow-me function number, MCPTT clothes are carried in access token
Business device stores the corresponding relation of the follow-me function number and MCPTT ID of the terminal by first interface to FFN functional nodes.
Preferably, the FFN functional nodes are physically integrated into other network elements, other described network elements include：MCPTT is used
MCPTT servers are used for the outside for safeguarding MCPTT ID and IP multimedia pUblic identity binding relationship under user data storehouse, single system scene
Database.
If preferably, the FFN functional nodes are integrated into MCPTT customer data bases, the first interface is merged into
MCPTT-2 interfaces between MCPTT servers and MCPTT customer data bases, the second interface are merged into configuration admin service
CSC-13 interfaces between device and MCPTT customer data bases.
Preferably, under single system scene, if the FFN functional nodes are integrated into the external data base of MCPTT servers,
The first interface is MCPTT Server internal interface.
As seen from the above technical solution, the method that functional addressing business is realized based on MCPTT frameworks that the application provides, lead to
Cross and incremental design is carried out to MCPTT applications plane, while do not change the transmission route of signaling plane, as far as possible in existing interface and stream
Strengthened on the basis of journey, initiate the technique effect of calling when having reached individual calling using follow-me function number.
Brief description of the drawings
Fig. 1 is the functional mode schematic diagram of existing MCPTT applications plane；
Fig. 2 is that the functional mode for the MCPTT application planes that the present invention realizes function number registration by configuration management function shows
It is intended to；
Fig. 3 is the schematic diagram that the present invention realizes function registration/logout flow path by configuration management function；
Fig. 4 is the work(for the MCPTT application planes that the present invention realizes function number registration by terminal extension service log-on process
Can model schematic；
Fig. 5 is that an exemplary functions of the invention address schematic flow sheet.
Embodiment
For the object, technical solution and advantage of the application are more clearly understood, develop simultaneously embodiment referring to the drawings, right
The application is described in further detail.
The present invention main thought be：Increase FFN functional nodes (Follow on the basis of existing MCPTT applications plane
Me Function Node), follow-me function number and MCPTT ID corresponding relation and access matrix for depositing user etc. with
The related dispatch control communication system customizing messages of follow-me function number, the configuration management that terminal passes through Common Service Core
Function is realized follow-me function number registration by registration process of activating business or nullified, in FFN functional nodes and MCPTT
MCPTT-2b interfaces (first interface corresponded in claims) are defined between Server and are used for follow-me function number relevant information
Storage and inquiry.The present invention does not change the transmission route of MCPTT signaling planes, and MCPTT Server are detected in calling procedure
After functional addressing business, interacted with FFN functional nodes, obtain required terminal iidentification.
FFN functional nodes can physically be integrated into other network elements, and a kind of preferably realize is integrated into MCPTT user
Database, now, MCPTT-2b interfaces can be merged into MCPTT-2；MCPTT can be also integrated under single system scene
Server。
It should be noted that technical scheme is not only applicable to the railway system, other tools are can equally be well applied to
In the dispatch control communication system of functional addressing requirement.
Two kinds of technical schemes of the function register flow path operated when user is on duty are illustrated individually below and using function
Number initiate individual calling when functional addressing flow.It should be noted that MCPTT is included in two kinds of scenes of net and off-grid, if without special
Illustrate, the present invention is only oriented in net scene.
(1), function registration/logout flow path
The present invention gives two kinds of preferred versions of function registration/cancellation, wherein：Preferred version one passes through Common
Service Core configuration management function realizes that preferred version two is realized by the service log-on process of terminal extension.
Preferred version one：
The functional mode using plane after the improvement of preferred version one of the present invention is as shown in Fig. 2 add FFN function sections
Point, CSC-4 interfaces between terminal multiplexing configuration management client and configuration management server carry out follow-me function number registration, with
Put and CSC-13b interfaces are defined between management server and FFN functional nodes, between FFN functional nodes and MCPTT Server
Define storage and inquiry that MCPTT-2b interfaces are used for follow-me function number relevant information.
In preferred version one of the present invention by configuration management function realize function registration/cancellation flow as shown in figure 3,
Comprise the following steps：
Step 1：On configuration management client (Configuration management client) triggering user data
Pass, the step can be initiated by the function number registration operation or cancellation operation of man-machine interface.
Step 2：Configuration management client is to configuration management server (Configuration management server)
Send MCPTT user data uploads and ask (Upload MCPTT user data request), carried terminal in message
MCPTT ID, function number, operation mark, wherein operation mark are used to indicate registration operation or nullify operation.
The MCPTT ID of terminal are service providers for the application layer mark of user's distribution, have global uniqueness, can be with
It is a URL (URI).
Step 3：Configuration management server is according to operation mark, if registration operation, then store eventually to FFN functional nodes
Hold function number and MCPTT ID corresponding relation, if nullifying operation, then to FFN functional nodes delete termination function number and
MCPTT ID corresponding relation.
In the process, the legitimacy of FFN functional nodes terminal verification function number, such as, verify function number relatively only
One property.
Step 4：Configuration management server returns to user data upload response (Upload MCPTT to configuration management client
User data response), confirm that data upload and complete.
Preferred version two：
The functional mode using plane after the improvement of preferred version two of the present invention is as shown in figure 4, add FFN function sections
Point, the service log-on process by extending MCPTT-1 interfaces realizes that function number is registered, in FFN functional nodes and MCPTT
Storage and inquiry that MCPTT-2b interfaces are used for follow-me function number relevant information are defined between Server.
The specific implementation process that function number is registered as：Terminal is obtaining access token (access-token) by certification
Afterwards, service log-on is carried out using MCPTT-1 interfaces, its MCPTT ID and follow-me function number is carried in access token.
FFN functional nodes can physically be integrated into other network elements, and such preferred version one and preferred version two can be existing
Under the framework for there are MCPTT application planes, functional addressing business is realized by the extension to existing interface and flow.
For FFN functional nodes, the present invention provides two kinds of integration modes：
A kind of preferably realize is integrated into MCPTT user database, and now, MCPTT-2b interfaces can be merged into
MCPTT-2；For above-mentioned preferred version one, the CSC-13b interfaces defined between configuration management server and FFN functional nodes
CSC-13 can be merged into.
Another kind is preferably realized：Under single system scene (i.e.：There was only MCPTT Server scene in system
Under), FFN functional nodes can also be integrated into the outside that MCPTT Server are used to safeguard MCPTT ID and publicly-owned mark binding relationship
Database, now, MCPTT-2b interfaces are MCPTT Server internal interface；For above-mentioned preferred version one, configuration management
The CSC-13b interfaces defined between server and FFN functional nodes can also be merged into CSC-5.
It should be noted that for multisystem scene, it is contemplated that follow-me function number is identified as the post of staff, and it is compiled
Number rule can not carry out the number planning needed for signaling plane addressing, if being integrated into MCPTT Server outside in a distributed manner
Database, when cross-system calls the MCPTT Server of Business Initiator will be unable to by analyze called follow-me function number know by
The MCPTT Server of side are, therefore, under this scene, FFN functional nodes are it is not recommended that be integrated into MCPTT Server.
(2), functional addressing flow
In MCPTT systems, MCPTT ID are that MCPTT service provider identifies for the application layer of user's distribution, single call service
It is middle to initiate calling using caller and called MCPTT ID；Application layer public user mark by taking IMS IMPU as an example is transported by public network
Seek business's distribution, addressing and route for signaling plane.Mapping relations be present between MCPTT ID and public user mark, by
MCPTT server safeguard both mapping relations.
Below by TD person call the main driver's follow-me function number of train full duplex individual calling flow exemplified by, it is assumed that caller and
Called to be located at same MCPTT systems, called use of caller instruction is answered manually, functional addressing flow chart such as Fig. 5 of the example
It is shown, comprise the following steps：
Step 1：The MCPTT clients 1 of Calling Side, the MCPTT clients 2 of callee side are registered, and corresponding user is
By certification and MCPTT service authoritys are awarded.
Step 2：Caller initiates individual calling (Initiate private call) by MCPTT clients 1.
Step 3：Calling Side MCPTT clients 1 send MCPTT individual callings request (MCPTT private to MCPTT servers
Call request), caller MCPTT ID, called function number, the instruction of off-hook pattern, media parameter etc. are carried in message.
Step 4：Called function number of the MCPTT servers in individual calling request message detects functional addressing business.
Form composition of the detection of functional addressing business based on railway system's function number realizes that its form includes following 3
Field：
Type of call (different types of follow-me function number, such as short codes, train functionality number, locomotive function number, scheduling type work(
Energy number)；
Customer identification number (a certain train, a certain dispatch area)；
Function code (identity of different user, such as main driver, secondary driver, vehicle commander, TD person).
For example, 2XXX01 represents main driver's function number of XXX train, MCPTT servers are according in called follow-me function number
Type of call field carry out business detection.
Step 5：MCPTT servers and the interaction of FFN functional nodes, inquire about called MCPTT ID.
Step 6：The caller of MCPTT server checks and called whether be authorized to participate in individual calling, for example can verification Calling Side
Whether consistent with off-hook instruction initiate off-hook call, callee side mode of operation.
Step 7：MCPTT servers send MCPTT individual callings request (MCPTT to the MCPTT clients 2 of callee side
private call request)。
Step 8：Alternatively, MCPTT servers send session progress instruction (MCPTT to the MCPTT clients 1 of Calling Side
progress indication)。
Step 9a)：Callee side ring, MCPTT clients 2 send ALERTING message to MCPTT servers.
Step 9b)：MCPTT servers send ALERTING message to the MCPTT clients 1 of Calling Side.
Step 10：Callee side off-hook, MCPTT clients 2 send MCPTT individual calling response messages to MCPTT servers
(MCPTT private call response)。
Step 11：MCPTT servers send MCPTT individual calling response messages (MCPTT to the MCPTT clients 1 of Calling Side
private call response)。
Step 12：Medium surface between Calling Side and callee side is completed to establish (Media plane established).
In flow chart shown in Fig. 5, step 1~2,6~12 are existing MCPTT individual callings flow (referring to 3GPP
TS23.179), the media consultation process of calling and called also follows the agreement, therefore only makees simple description herein.For signaling plane
Addressing and route equally continue to use MCPTT current mechanisms, repeat no more.
Access matrix is an enhancing function of functional addressing business, is provided in the matrix form in FFN functional nodes different
The call authority (identified between user with follow-me function number).If enhancing access matrix in functional addressing business, similarly,
In above-mentioned steps 4, MCPTT servers inquire about the function number of caller after functional addressing business is detected, according to caller and are called
Function number inquiry FFN functional nodes obtain the authority of this calling, MCPTT servers continue or refuse according to calling privilege limit value
Calling.
Framework proposed by the present invention is not only applicable to functional addressing business, is also applied for location addressing business.Location addressing
Business is to determine called terminal number by the positional information and called short codes of caller, is generally used for mobile station calling and fixes
Platform (as represented Platform attendant using short codes 1000, during traveling dial 1000, connect respectively according to current location by train
Continue the Platform attendant of corresponding region), specific implementation is upper can store in FFN functional nodes and is called short codes and caller ought
The corresponding relation of front position information and called MCPTT ID, caller carried in setup requests current location information and by
Short codes are, MCPTT Server are interacted after location addressing business is detected with FFN, according to caller location information and are called short
Number obtains called MCPTT ID.
It is proposed by the present invention that functional addressing business is realized in dispatch control communication system based on 3GPP MCPTT frameworks
The key point of method is：
1st, in the MCPTT follow-me function number and MCPTT ID that are used to deposit user using FFN functional nodes are increased in plane
Corresponding relation and the dispatch control communication system customizing messages related to function number, the terminal such as access matrix pass through Common
Service Core configuration management function is realized follow-me function number registration by registration process of activating business or nullified, definition
MCPTT-2b interfaces between FFN functional nodes and MCPTT Server are used for looking into for follow-me function number relevant information in calling procedure
Ask.
2nd, two kinds of preferred versions of function registration/cancellation are given, scheme one passes through Common Service Core's
Configuration management function is realized, that is, passes through the user data upload stream between expanded configuration management client and configuration management server
Journey completes registration/cancellation of function number；Scheme two realizes that terminal obtains by certification by the service log-on process of terminal extension
After obtaining access token (access-token), service log-on is carried out using MCPTT-1 interfaces, it is carried in access token
MCPTT ID and follow-me function number.
3rd, the transmission route of MCPTT signaling planes is not changed, MCPTT Server detect functional addressing in calling procedure
After business, the terminal MCPTT ID marks needed for obtaining are interacted with FFN functional nodes.
4th, if enhancing access matrix in functional addressing business, MCPTT server are detecting functional addressing business
Afterwards, the function number of caller is inquired about, the authority of this calling is obtained according to caller and called function number inquiry FFN functional nodes,
MCPTT servers continue according to calling privilege limit value or refuse to call.
From above-mentioned, the method proposed by the present invention that functional addressing business is realized based on MCPTT frameworks, by right
MCPTT applications plane carries out incremental design, while does not change the transmission route of signaling plane, as far as possible in existing interface and flow
On the basis of strengthened, the technique effect of calling is initiated when having reached individual calling using follow-me function number.
The preferred embodiment of the application is the foregoing is only, not limiting the application, all essences in the application
God any modification, equivalent substitution and improvements done etc., should be included within the scope of the application protection with principle.
Claims (10)
1. a kind of method for realizing functional addressing business based on key business PTT MCPTT frameworks, leads to applied to dispatch control
Letter system, it is characterised in that including：
Increase FFN functional nodes in MCPTT application plane, the scheduling related to follow-me function number is stored in FFN functional nodes
Command communications system customizing messages, described information include：Follow-me function number and MCPTT the mark ID of terminal corresponding relation；Or
Described information includes：The follow-me function number of terminal and MCPTT ID corresponding relation and access matrix；
Terminal is by general service core Common Service Core configuration management function or passes through registration of activating business
Process is realized follow-me function number registration and/or nullified；
First interface is defined between FFN functional nodes and MCPTT servers, the first interface is used for the related letter of follow-me function number
The storage and inquiry of breath；
In calling procedure, after MCPTT servers detect functional addressing business by called follow-me function number, with FFN function sections
Point interaction, obtains called MCPTT ID.
2. according to the method for claim 1, it is characterised in that：
The terminal realizes the registration and/or cancellation of follow-me function number by Common Service Core configuration management function,
Including：
Second interface is defined between configuration management server and FFN functional nodes；
By the follow-me function number registration operation or cancellation operation of the man-machine interface of the terminal, the configuration pipe in the terminal is triggered
Manage client and initiate user data upload；
The configuration management client sends MCPTT user data uploads to configuration management server by CSC-4 interfaces and asked,
MCPTT ID, follow-me function number, operation mark of the terminal are carried in message, wherein, the operation mark is used to indicate to register
Operation is nullified in operation；
The configuration management server is according to operation mark, if registration operation, then store the terminal to FFN functional nodes
Follow-me function number and MCPTT ID corresponding relation；If nullifying operation, then the work(of the terminal is deleted to FFN functional nodes
The corresponding relation of energy number and MCPTT ID；
Configuration management server returns to user data upload response to configuration management client, confirms that data upload and completes.
3. according to the method for claim 1, it is characterised in that：
The terminal realizes follow-me function number registration and/or cancellation by registration process of activating business, including：
Terminal after access token access-token is obtained by certification, using MCPTT servers and MCPTT user equipmenies it
Between MCPTT-1 interfaces carry out service log-on, its MCPTT ID and follow-me function number, MCPTT servers are carried in access token
The corresponding relation of the follow-me function number and MCPTT ID of the terminal is stored to FFN functional nodes.
4. according to the method in claim 2 or 3, it is characterised in that：
When storing the corresponding relation of follow-me function number and MCPTT ID of terminal, in addition to：The work(of FFN functional node terminal verifications
The legitimacy of energy number.
5. according to the method described in any one of claims 1 to 3, it is characterised in that：
When caller is to during called initiation function number calling, this method includes：
Calling Side MCPTT clients 1 send the request of MCPTT individual callings to MCPTT servers, and caller MCPTT is at least carried in message
ID and called follow-me function number；
Called follow-me function number of the MCPTT servers in individual calling request message detects functional addressing business；
MCPTT servers are interacted by the first interface with FFN functional nodes, inquire about called MCPTT ID；
MCPTT servers send the request of MCPTT individual callings according to the called MCPTT ID to the MCPTT clients 2 of callee side.
6. according to the method described in any one of claims 1 to 3, it is characterised in that：
The FFN functional nodes are physically integrated into other network elements, and other described network elements include：MCPTT customer data bases, list
MCPTT servers are used for the external data base for safeguarding MCPTT ID and IP multimedia pUblic identity binding relationship under system scenarios.
A kind of 7. system that functional addressing business is realized based on MCPTT frameworks, it is characterised in that including：MCPTT application plane
Network element and FFN functional nodes；The MCPTT's comprises at least using the network element of plane：MCPTT servers, MCPTT user set
Standby, general service core Common Service Core, MCPTT customer data bases；Wherein：
The FFN functional nodes, for storing the dispatch control communication system customizing messages related to follow-me function number, described information
Including：The follow-me function number of terminal and MCPTT ID corresponding relation；Or described information includes：The follow-me function number of terminal and
MCPTT ID corresponding relation and access matrix；
First interface is provided between the FFN functional nodes and MCPTT servers, the storage for follow-me function number relevant information
And inquiry；
The MCPTT servers, after detecting functional addressing business by called follow-me function number in calling procedure, with
FFN functional nodes interact, and obtain called MCPTT ID；
A kind of function registers/implementation of cancellation as：
The configuration management client and the general service core Common Service that the MCPTT user equipmenies include
CSC-4 interfaces between the configuration management server that Core is included are used for the registration and/or cancellation for carrying out follow-me function number；
Second interface is provided between configuration management server and the FFN functional node, the second interface is used in FFN work(
Storage/deletion termination function number and MCPTT ID corresponding relation in energy node；
Another function registers/implementation of cancellation as：
Terminal after access token access-token is obtained by certification, using MCPTT servers and MCPTT user equipmenies it
Between MCPTT-1 interfaces carry out service log-on, its MCPTT ID and follow-me function number, MCPTT servers are carried in access token
The corresponding relation of the follow-me function number and MCPTT ID of the terminal is stored to FFN functional nodes by first interface.
8. system according to claim 7, it is characterised in that：
The FFN functional nodes are physically integrated into other network elements, and other described network elements include：MCPTT customer data bases, list
MCPTT servers are used for the external data base for safeguarding MCPTT ID and IP multimedia pUblic identity binding relationship under system scenarios.
9. the system according to claim 7 or 8, it is characterised in that：
If the FFN functional nodes are integrated into MCPTT customer data bases, the first interface be merged into MCPTT servers and
MCPTT-2 interfaces between MCPTT customer data bases, the second interface are merged into configuration management server and MCPTT user
CSC-13 interfaces between database.
10. according to the system described in any one of claim 7 to 9, it is characterised in that：
Under single system scene, if the FFN functional nodes are integrated into the external data base of MCPTT servers, described first connects
Mouth is MCPTT Server internal interface.
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