CN106550456A - A kind of method of signaling paths optimization, device and application server - Google Patents
A kind of method of signaling paths optimization, device and application server Download PDFInfo
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- CN106550456A CN106550456A CN201510594423.5A CN201510594423A CN106550456A CN 106550456 A CN106550456 A CN 106550456A CN 201510594423 A CN201510594423 A CN 201510594423A CN 106550456 A CN106550456 A CN 106550456A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
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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
- H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The present invention provides a kind of method of signaling paths optimization, device and application server, is related to core net field, the wherein method of signaling paths optimization, including：Obtain the call connection request that the calling number under consolidated network standard calls called number, wherein carry in the call connection request calling number and or the called number pass by and roaming function TRF header field；According to the call connection request, the ownership place of the ownership place and the called number of the calling number is determined；When it is same ownership place that the ownership place of the calling number is with the ownership place of the called number, the TRF header fields are deleted, the calling connection of the calling number and the called number is set up by the calling connection signaling of master home ground equipment.The roundabout of signaling is which reduced, so as to decrease extra connection time delay, and the experience effect of user is also improved.
Description
Technical field
The present invention relates to core net field, more particularly to a kind of method of signaling paths optimization, device and should
Use server.
Background technology
International Roaming Plan in standard：
Overflow the world of current VoLTE (Voice over Long Term Evolution, Long Term Evolution voice)
Trip has two ways, for one of which VPMN (Virtual Private Mobile Network, it is virtual specially
With mobile network) for roaming, it is the roaming mode being route based on visited place, the characteristics of the roaming mode is
Do not consider to force the roundabout home domain of media, only meet the demand of routing optimality and charging, such as Fig. 1 (solid line tables
Show be control plane and dotted line performance be user plane) and Fig. 2 shown in, need network support TRF
(Transit and Roaming Function, pass by and roaming function) and OMR (Optimal Media
Routing, optimal media route).
It is specific as shown in Figure 1：By using P-CSCF (the Proxy-Call Session Control of visited place
Funtion, Proxy Call Session Control Function), signaling after the home domain for returning to A is processed is transmitted back to and visits
The TRF on ground is visited, the call signaling after the home domain of A is processed is received.The visited place of A is allowed directly will
Media and signaling are delivered to destination address, and the route that the home domain of A is avoided using OMR is roundabout.
Shown in specific Fig. 2：By SBC (Session Border Controller, Session Border Controller)
When caller initiates to access invite, increase TRF header fields in invite message；Afterwards, home-operator
S-CSCF (Servicec-Call Session Control Funtion, service-call session control function) is recognized
TRF heads, TRF heads are added in route route heads；Then, home operator network is to TRF heads
Parsed, routed to caller visited place；Subsequently, it is route by caller visited place, is performed follow-up
Called flow；Finally, medium surface obtains final media path according to OMR algorithms, carries out media road
By.
As VPMN roamings are GSMA (Global System for Mobile Communication
Association, global system for mobile communications association) suggested design, although media can reach shorter
Path, but due to there is signaling roundabout, extra connection time delay can be brought, affect Consumer's Experience.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of method of signaling paths optimization, device and application service
Device, is roamed with the VPMN for solving prior art, due to there is signaling roundabout, when can bring extra connection
Prolong, affect the problem of Consumer's Experience.
To achieve these goals, the method for a kind of signaling paths optimization provided in an embodiment of the present invention, including：
The call connection request that the calling number under consolidated network standard calls called number is obtained, wherein described
Carry in call connection request the calling number and or the called number pass by and roaming function
TRF header fields；
According to the call connection request, the ownership place of the calling number and returning for the called number are determined
Possession；
When it is same ownership place that the ownership place of the calling number is with the ownership place of the called number, delete
The TRF header fields, by master home ground equipment calling connection signaling set up the calling number with it is described
The calling connection of called number.
Wherein, it is described according to the call connection request, determine the ownership place and the quilt of the calling number
Call out the numbers after the ownership place of code, the method for the signaling paths optimization also includes：
When the ownership place of the ownership place and the called number of the calling number is not same ownership place, root
According to the caller visited place equipment of TRF header fields described in the calling number, to control the TRF header fields
Signalling route is set up to caller visited place equipment by the calling connection signaling of caller visited place equipment
The calling connection of the calling number and the called number.
Further, the ownership place of the calling number and the ownership place of the called number are same ownership place,
Including：
Obtain the self-contained session initiation protocol-unified resource of the calling number and the called number
Identifier sip-uri, wherein the sip-uri includes the ownership region name of each number；
Ownership region name in the sip-uri of the calling number is returned with the sip-uri's of the called number
When possession domain name is identical, the ownership place and the ownership place of the called number for determining the calling number is same
Ownership place.
Further, the calling connection signaling by master home ground equipment sets up the calling number and institute
The calling connection of called number is stated, including：
The calling connection signaling is sent to the inquiry-Call-Establish-Success rate work(of master home ground equipment
Energy I-CSCF, is inquired about home signature user server HSS and routed to described called by the I-CSCF
Service-call session control function S-CSCF of number, and the called number by described in the S-CSCF pagings.
Further, the calling number obtained under consolidated network standard calls the calling connection of called number
Request, including：
Jing IP transition network equipment transparent transmissions, the calling number calling obtained under consolidated network standard are described
The call connection request of called number.
The embodiment of the present invention also provides a kind of device of signaling paths optimization, including：
Acquisition module, calls the calling connection of called number for obtaining the calling number under consolidated network standard
Request, wherein carry in the call connection request calling number and or the called number mistake
Border and roaming function TRF header field；
Determining module, for according to the call connection request, determining ownership place and the institute of the calling number
State the ownership place of called number；
Control module, is same for the ownership place in the calling number and the ownership place of the called number
During ownership place, the TRF header fields are deleted, set up described by the calling connection signaling of master home ground equipment
The calling connection of calling number and the called number.
Wherein, the control module is additionally operable in the ownership place of the calling number and returning for the called number
When possession is not same ownership place, set according to the caller visited place of TRF header fields described in the calling number
It is standby, to control the signalling route of the TRF header fields to caller visited place equipment, visitd by the caller
The calling connection signaling for visiting ground equipment sets up the calling connection of the calling number and the called number.
Further, the control module includes：
First acquisition submodule, the meeting self-contained for obtaining the calling number and the called number
Words initiation protocol-Uniform Resource Identifier sip-uri, wherein the sip-uri includes the ownership place of each number
Domain name；
Determination sub-module, it is called with described for the ownership region name in the sip-uri of the calling number
When the ownership region name of the sip-uri of number is identical, determine that the ownership place of the calling number is called with described
The ownership place of number is same ownership place.
Further, the control module includes：
Control submodule, for sending the calling connection signaling to the inquiry of master home ground equipment
- CSCF I-CSCF, by I-CSCF inquiry home signature user servers HSS simultaneously
Service-call session control function S-CSCF of the called number is routed to, and is sought by the S-CSCF
Exhale the called number.
Further, the acquisition module includes：
Second acquisition submodule, for Jing IP transition network equipment transparent transmissions, obtains under consolidated network standard
The calling number calls the call connection request of the called number.
The embodiment of the present invention also provides a kind of application server, including the device of above-mentioned signaling paths optimization.
The above-mentioned technical proposal of the embodiment of the present invention has the beneficial effect that：
In the scheme of the embodiment of the present invention, by the TRF header fields of call connection request, and then caller is learnt
In number and called number at least one number be in visited place, then by judge calling number with it is called
The ownership place of number, when the ownership place of calling number and called number belongs to same ownership place, deletes TRF
Header field, so that calling connection signaling will not be roundabout to visited place equipment, but by master home ground equipment
Calling connection signaling set up the calling connection of calling number and called number, which reduce the roundabout of signaling,
So as to decrease extra connection time delay, the experience effect of user is improve.
Description of the drawings
Interactive connection figures of the Fig. 1 for the VPMN roaming modes of prior art；
Schematic drawings of the Fig. 2 for the interactive connection of the VPMN roaming modes of prior art；
The step of Fig. 3 is the method for the signaling paths optimization of embodiment of the present invention schematic diagram；
Schematic drawings of the Fig. 4 for the interactive connection of the method for the signaling paths optimization of the embodiment of the present invention；
Structural representations of the Fig. 5 for the device of the signaling paths optimization of the embodiment of the present invention.
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with attached
Figure and specific embodiment are described in detail.
Although the embodiment of the present invention can reach shorter path for VPMN roamings media in prior art,
But due to there is signaling roundabout, extra connection time delay can be brought, affect the problem of Consumer's Experience, there is provided one
Plant method, device and the application server of signaling paths optimization, calling number and called number at least one
Code is in visited place, judges calling number by application server and when called number is same ownership place, then
Calling connection signaling need not be travelled back across visited place equipment, and caller is set up by master home ground equipment directly
Number and the communication of called number, can so reduce the roundabout of signaling, also reduce extra connection time delay,
Improve Consumer's Experience effect.
First embodiment
As shown in figure 3, the method for the signaling paths optimization, including：
Step 11, obtains the call connection request that the calling number under consolidated network standard calls called number,
Carry in wherein described call connection request the calling number and or the called number pass by and overflow
Trip function TRF header field；
Step 12, according to the call connection request, determines the ownership place and the quilt of the calling number
Call out the numbers the ownership place of code；
Step 13, is same ownership in the ownership place of the calling number and the ownership place of the called number
During ground, the TRF header fields are deleted, the caller is set up by the calling connection signaling of master home ground equipment
The calling connection of number and the called number.
In the embodiment of the present invention, by TRF header fields (step 11) of call connection request, and then master is learnt
At least one number call out the numbers in code and called number in visited place, then by judging calling number and quilt
Call out the numbers the ownership place (step 12) of code, belong to same ownership place with the ownership place of called number in calling number
When, TRF header fields (step 13) is deleted, so that calling connection signaling will not be roundabout to visited place equipment,
But the calling connection of calling number and called number is set up by the calling connection signaling of master home ground equipment,
The roundabout of signaling is which reduced, the experience effect of user so as to decrease extra connection time delay, is improve
Really.
It should be noted that：Can be specifically Jing IP transition network equipment transparent transmissions in step 11, obtain same
Above-mentioned calling number under network formats calls the call connection request of above-mentioned called number.The wherein IP turns
Connect the network equipment (IP Packet Exchange, IPX are referred to as) and may refer to typical international switching business,
Can be CMI (China Mobile International Limited, international corporation of China Mobile).
Further, above-mentioned deletion TRF header fields are able to not allow signaling to return again to visited network, are patrolled
Collect and judge that calling number and called number are belonged in same ownership place.
Second embodiment
The method of the signaling paths optimization, it is described according to the call connection request, determine the calling number
Ownership place and the called number ownership place after, also include：
Step 14, is not same returning in the ownership place of the ownership place and the called number of the calling number
It is during possession, according to the caller visited place equipment of TRF header fields described in the calling number, described to control
The signalling route of TRF header fields is connected to caller visited place equipment by the calling of caller visited place equipment
Connect the calling connection that signaling sets up the calling number and the called number.
In the embodiment of the present invention, if the ownership place of calling number and called number is differed, visitd by caller
Visit the calling connection that ground equipment sets up calling number and called number by calling connection signaling, it is possible to achieve main
Call out the numbers code ownership place and called number ownership place be not same ownership place calling connection, enhance this
The extensive application of bright embodiment.
3rd embodiment
The method of the signaling paths optimization, can include：
Step 111, Jing IP transition network equipment transparent transmissions obtain the calling number under consolidated network standard
The call connection request of the called number is called, wherein the caller is carried in the call connection request
Number and or the called number pass by and roaming function TRF header field；
Step 12, according to the call connection request, determines the ownership place and the quilt of the calling number
Call out the numbers the ownership place of code；
Step 131, obtains the self-contained session initiation protocol of the calling number and the called number
- Uniform Resource Identifier sip-uri, wherein the sip-uri includes the ownership region name of each number；
Step 132, the ownership region name in the sip-uri of the calling number and the called number
When the ownership region name of sip-uri is identical, the ownership place of the calling number and returning for the called number are determined
Possession is same ownership place；
Step 13, is same ownership in the ownership place of the calling number and the ownership place of the called number
During ground, the TRF header fields are deleted, the caller is set up by the calling connection signaling of master home ground equipment
The calling connection of number and the called number.
In the embodiment of the present invention, by TRF header fields (step 11) of call connection request, and then master is learnt
At least one number call out the numbers in code and called number in visited place, then by judging calling number and quilt
Call out the numbers the ownership place (step 12) of code, specifically again by judging the sip-uri (step 131) of each local number portability,
Ownership region name in the sip-uri of calling number is identical with the ownership region name of the sip-uri of called number
When, it is possible to determine that the ownership place of calling number is same ownership place (step with the ownership place of called number
132), so delete TRF header fields (step 13) so that calling connection signaling will not it is roundabout to visit
Ground equipment, but exhaling for calling number and called number is set up by the calling connection signaling of master home ground equipment
Connection is cried, the roundabout of signaling is which reduced, so as to decrease extra connection time delay, user is improve
Experience effect.
It should be noted that：Can be specifically Jing IP transition network equipment transparent transmissions in step 11, obtain same
The calling number under network formats calls the call connection request of the called number.The wherein IP turns
Connect the network equipment (IP Packet Exchange, IPX are referred to as) and may refer to typical international switching business,
Can be CMI (China Mobile International Limited, international corporation of China Mobile).
Further, above-mentioned deletion TRF header fields are able to not allow signaling to return again to visited network, are patrolled
Collect and judge that calling number and called number are belonged in same ownership place.
In addition, in above-mentioned steps 131 and step 132, determining the ownership place and called number of calling number
The concrete judgement of ownership place, equivalent to the ownership place of the ownership place and called number that judge to determine calling number be
No is to belong to same domain to have a sip uri (Session Initiation by domain name, i.e. each user
Protocol Uniform Resource Identifier, session initiation protocol Uniform Resource Identifier), such as in
State's movement [email protected] main
The ownership place domain name below of ownership place and called number of code of calling out the numbers is consistent, then can differentiate it is same
The number of ownership place.
Fourth embodiment
The method of the signaling paths optimization, can include：
Step 111, Jing IP transition network equipment transparent transmissions obtain the calling number under consolidated network standard
The call connection request of the called number is called, wherein the caller is carried in the call connection request
Number and or the called number pass by and roaming function TRF header field；
Step 12, according to the call connection request, determines the ownership place and the quilt of the calling number
Call out the numbers the ownership place of code；
Step 133, is same ownership in the ownership place of the calling number and the ownership place of the called number
During ground, the TRF header fields are deleted, the calling connection signaling is sent to master home ground equipment
Interrogation-call session control function I-CSCF, by the I-CSCF inquire about home signature user server
HSS simultaneously routes to service-call session control function S-CSCF of the called number, and by described
Called number described in S-CSCF pagings.
In the embodiment of the present invention, by TRF header fields (step 11) of call connection request, and then master is learnt
At least one number call out the numbers in code and called number in visited place, then by judging calling number and quilt
Call out the numbers the ownership place (step 12) of code, belong to same ownership place with the ownership place of called number in calling number
When, TRF header fields are deleted, so that calling connection signaling will not be roundabout to visited place equipment, but by
The calling connection signaling of master home ground equipment sets up the calling connection (step of calling number and called number
133) the roundabout of signaling, is which reduced, so as to decrease extra connection time delay, improves user's
Experience effect.
It should be noted that：Can be specifically Jing IP transition network equipment transparent transmissions in step 11, obtain same
The calling number under network formats calls the call connection request of the called number.The wherein IP turns
Connect the network equipment (IP Packet Exchange, IPX are referred to as) and may refer to typical international switching business,
Can be CMI (China Mobile International Limited, international corporation of China Mobile).
Further, above-mentioned deletion TRF header fields are able to not allow signaling to return again to visited network, are patrolled
Collect and judge that calling number and called number are belonged in same ownership place.
In addition, in above-mentioned steps 131 and step 132, determining the ownership place and called number of calling number
The concrete judgment mode of ownership place, equivalent to the ownership place of the ownership place and called number that judge calling number be
The no domain name for being to belong to same ownership place, i.e. each user have a sip uri (Session
Initiation Protocol Uniform Resource Identifier, session initiation protocol Uniform Resource Identifier),
Such as China Mobile [email protected].
If domain name is consistent behind the ownership place of the ownership place of calling number and called number, can differentiate is
The number of same ownership place.
As shown in figure 4, the concrete example of the embodiment of the present invention is as follows.
Step 401, SBC increase TRF header fields when invite is initiated in caller, in invite message；
Step 402, home-operator AS (application servers, application server) identify called number
Code is attributed to a domain with calling number, then delete TRF header fields；
Step 403, master home ground equipment perform follow-up called route flow process；
Step 404, now as calling and called are in same domain, OMR algorithms remain to come into force, therefore matchmaker
Body is still optimal path.
In the example above, the calling number and called number are in visited place, and the embodiment of the present invention may be used also
To be implemented on situation of the calling number in visited place and called number in ownership place, it is also possible to be implemented on
Calling number is in the situation of ownership place and called number in visited place, so deletes TRF header fields,
So that calling connection signaling will not be roundabout to visited place equipment, it is roundabout to reduce the brought signaling of roaming,
Also by OMR algorithms are retained, and then also retain the media path of roaming, media path and side can be made
Formula is similarly obtained optimization.
In addition, it is necessary to explanation is：OMR algorithms are using optimizing media path.Media path can be with
Embodied in the dotted line in such as Fig. 4 between user equipment.
OMR algorithms belong to known technology, realize between IBCF/TrGW, in order to be able to allow media not return
To belonging area network, directly dredged in visited network.
OMR algorithms are that media path is optimum, and signaling is separate route, if using present invention enforcement
The signaling optimization method that example is mentioned, the method for media optimization are equally applicable, before and after media path is with signaling optimization
It is consistent, therefore here is omitted.
5th embodiment
The method of the signaling paths optimization, can include：
Step 111, Jing IP transition network equipment transparent transmissions obtain the calling number under consolidated network standard
The call connection request of the called number is called, wherein the caller is carried in the call connection request
Number and or the called number pass by and roaming function TRF header field；
Step 12, according to the call connection request, determines the ownership place and the quilt of the calling number
Call out the numbers the ownership place of code；
Step 133, is same ownership in the ownership place of the calling number and the ownership place of the called number
During ground, the TRF header fields are deleted, the calling connection signaling is sent to master home ground equipment
Interrogation-call session control function I-CSCF, by the I-CSCF inquire about home signature user server
HSS simultaneously routes to service-call session control function S-CSCF of the called number, and by described
Called number described in S-CSCF pagings；
Step 14, is not same returning in the ownership place of the ownership place and the called number of the calling number
It is during possession, according to the caller visited place equipment of TRF header fields described in the calling number, described to control
The signalling route of TRF header fields is connected to caller visited place equipment by the calling of caller visited place equipment
Connect the calling connection that signaling sets up the calling number and the called number.
In the embodiment of the present invention, when belonging to same ownership place by the ownership place in calling number and called number,
TRF header fields are deleted, so that calling connection signaling will not be roundabout to visited place equipment, but by caller
The calling connection signaling of ownership place equipment sets up the calling connection (step 133) of calling number and called number,
But if the ownership place of calling number and called number is differed, then by caller visited place equipment by the company of calling
Connect the calling connection (step 14) that signaling sets up the calling number and the called number, it is also possible to realize
The ownership place of the ownership place and called number of calling number is not the calling connection of same ownership place, enhances this
The extensive application of inventive embodiments.
Sixth embodiment
The method of the signaling paths optimization, can include：
Step 111, Jing IP transition network equipment transparent transmissions obtain the calling number under consolidated network standard
The call connection request of the called number is called, wherein the caller is carried in the call connection request
Number and or the called number pass by and roaming function TRF header field；
Step 12, according to the call connection request, determines the ownership place and the quilt of the calling number
Call out the numbers the ownership place of code；
Step 131, obtains the self-contained session initiation protocol of the calling number and the called number
- Uniform Resource Identifier sip-uri, wherein the sip-uri includes the ownership region name of each number；
Step 132, the ownership region name in the sip-uri of the calling number and the called number
When the ownership region name of sip-uri is identical, the ownership place of the calling number and returning for the called number are determined
Possession is same ownership place；
Step 133, is same ownership in the ownership place of the calling number and the ownership place of the called number
During ground, the TRF header fields are deleted, the calling connection signaling is sent to master home ground equipment
Interrogation-call session control function I-CSCF, by the I-CSCF inquire about home signature user server
HSS simultaneously routes to service-call session control function S-CSCF of the called number, and by described
Called number described in S-CSCF pagings.
In the embodiment of the present invention, by TRF header fields (step 11) of call connection request, and then master is learnt
At least one number call out the numbers in code and called number in visited place, then by judging calling number and quilt
Call out the numbers the ownership place (step 12) of code, especially by the sip-uri (step 131) for judging each local number portability,
Ownership region name in the sip-uri of calling number is identical with the ownership region name of the sip-uri of called number
When, it is possible to determine that the ownership place of calling number is same ownership place (step with the ownership place of called number
132), and then TRF header fields are deleted, so that calling connection signaling will not be roundabout to visited place equipment,
But the calling connection of calling number and called number is set up by the calling connection signaling of master home ground equipment
(step 133), which reduces the roundabout of signaling, so as to decrease extra connection time delay, improves
The experience effect of user.
It should be noted that：Can be specifically Jing IP transition network equipment transparent transmissions in step 11, obtain same
The calling number under network formats calls the call connection request of the called number.The wherein IP turns
Connect the network equipment (IP Packet Exchange, IPX are referred to as) and may refer to typical international switching business,
Can be CMI (China Mobile International Limited, international corporation of China Mobile).
Further, above-mentioned deletion TRF header fields are able to not allow signaling to return again to visited network, are patrolled
Collect and judge that calling number and called number are belonged in same ownership place.
In addition, in above-mentioned steps 131 and step 132, determining the ownership place and called number of calling number
The concrete judgement of ownership place, equivalent to the ownership place of the ownership place and called number that judge to determine calling number be
No is to belong to same domain to have a sip uri (Session Initiation by domain name, i.e. each user
Protocol Uniform Resource Identifier, session initiation protocol Uniform Resource Identifier), such as in
State's movement [email protected] main
The ownership place domain name below of ownership place and called number of code of calling out the numbers is consistent, then can differentiate it is same
The number of ownership place.
7th embodiment
As shown in figure 5, the device of the signaling paths optimization, can include：
Acquisition module 51, calls the calling of called number for obtaining the calling number under consolidated network standard
Connection request, wherein the calling number and or the called number are carried in the call connection request
Pass by and roaming function TRF header field；
Determining module 52, for according to the call connection request, determining the ownership place of the calling number
And the ownership place of the called number；
Control module 53, in the ownership place of the calling number with the ownership place of the called number being
During same ownership place, the TRF header fields are deleted, set up by the calling connection signaling of master home ground equipment
The calling connection of the calling number and the called number.
In the embodiment of the present invention, the call connection request with TRF header fields is obtained by acquisition module 51,
And then at least one number, in visited place, then passes through to determine again in learning calling number and called number
Module 52 judges the ownership place of calling number and called number, finally using control module 53 in calling number
When belonging to same ownership place with the ownership place of called number, TRF header fields are deleted, so that calling connection
Signaling will not be roundabout to visited place equipment, but sets up caller by the calling connection signaling of master home ground equipment
Number and the calling connection of called number, which reduce the roundabout of signaling, so as to decrease extra connecing
Logical time delay, improves the experience effect of user.
It should be noted that：Can be specifically Jing IP transition network equipment transparent transmissions in step 11, obtain same
The calling number under network formats calls the call connection request of the called number.The wherein IP turns
Connect the network equipment (IP Packet Exchange, IPX are referred to as) and may refer to typical international switching business,
Can be CMI (China Mobile International Limited, international corporation of China Mobile).
Further, above-mentioned deletion TRF header fields are able to not allow signaling to return again to visited network, are patrolled
Collect and judge that calling number and called number are belonged in same ownership place.
It should be noted that the device that the present invention is provided is the device of the method optimized using above-mentioned signaling paths,
Then all embodiments of the method for above-mentioned signaling paths optimization are applied to the device, and can reach it is identical or
Similar beneficial effect.
In the device of the signaling paths optimization of the eighth embodiment of the present invention, the control module 53 is additionally operable to
When the ownership place of the ownership place and the called number of the calling number is not same ownership place, according to institute
The caller visited place equipment of TRF header fields described in calling number is stated, to control the signaling of the TRF header fields
Caller visited place equipment is routed to, sets up described by the calling connection signaling of caller visited place equipment
The calling connection of calling number and the called number.
In the device of the signaling paths optimization of the ninth embodiment of the present invention, the control module includes：
First acquisition submodule, the meeting self-contained for obtaining the calling number and the called number
Words initiation protocol-Uniform Resource Identifier sip-uri, wherein the sip-uri includes the ownership place of each number
Domain name；
Determination sub-module, it is called with described for the ownership region name in the sip-uri of the calling number
When the ownership region name of the sip-uri of number is identical, determine that the ownership place of the calling number is called with described
The ownership place of number is same ownership place.
In the device of the signaling paths optimization of the tenth embodiment of the present invention, the control module includes：
Control submodule, for sending the calling connection signaling to the inquiry of master home ground equipment
- CSCF I-CSCF, by I-CSCF inquiry home signature user servers HSS simultaneously
Service-call session control function S-CSCF of the called number is routed to, and is sought by the S-CSCF
Exhale the called number.
In the device of the signaling paths optimization of the 11st embodiment of the present invention, the acquisition module includes：
Second acquisition submodule, for Jing IP transition network equipment transparent transmissions, obtains under consolidated network standard
The calling number calls the call connection request of the called number.
It is in the application server of the 12nd embodiment that the present invention is also provided, excellent including signaling paths described above
The device of change.
The inventive embodiments increase the processing function of AS (application servers, application server) and require,
If AS differentiates that called number ownership place is identical with calling number ownership place, TRF header fields are deleted by AS
Remove, then directly by master home ground equipment route paging called number.
The device that the corresponding signaling paths due to the embodiment of the present invention optimize, is applied to application server, because
This, the embodiment of the present invention additionally provides a kind of application server, wherein, the device of above-mentioned signaling paths optimization
It is described realize embodiment can reach suitable for the embodiment of the application server, also identical technology effect
Really.
Further, due to the application server of the embodiment of the present invention, IP Multimedia System is applied to, therefore,
The embodiment of the present invention additionally provides a kind of IP Multimedia System, wherein, above-mentioned application server it is described
Realize that embodiment can reach identical technology effect suitable for the embodiment of the IP Multimedia System, also
Really.
The above is the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from principle of the present invention, some improvements and modifications can also be made,
These improvements and modifications also should be regarded as protection scope of the present invention.
Claims (11)
1. a kind of method that signaling paths optimize, it is characterised in that include：
The call connection request that the calling number under consolidated network standard calls called number is obtained, wherein described
Carry in call connection request the calling number and or the called number pass by and roaming function
TRF header fields；
According to the call connection request, the ownership place of the calling number and returning for the called number are determined
Possession；
When it is same ownership place that the ownership place of the calling number is with the ownership place of the called number, delete
The TRF header fields, by master home ground equipment calling connection signaling set up the calling number with it is described
The calling connection of called number.
2. the method that signaling paths according to claim 1 optimize, it is characterised in that the basis
The call connection request, after determining the ownership place of ownership place and the called number of the calling number,
Also include：
When the ownership place of the ownership place and the called number of the calling number is not same ownership place, root
According to the caller visited place equipment of TRF header fields described in the calling number, to control the TRF header fields
Signalling route is set up to caller visited place equipment by the calling connection signaling of caller visited place equipment
The calling connection of the calling number and the called number.
3. the method that signaling paths according to claim 1 optimize, it is characterised in that
The ownership place of the calling number is same ownership place with the ownership place of the called number, including：
Obtain the self-contained session initiation protocol-unified resource of the calling number and the called number
Identifier sip-uri, wherein the sip-uri includes the ownership region name of each number；
Ownership region name in the sip-uri of the calling number is returned with the sip-uri's of the called number
When possession domain name is identical, the ownership place and the ownership place of the called number for determining the calling number is same
Ownership place.
4. the method that the signaling paths according to any one of claims 1 to 3 optimize, it is characterised in that
The calling connection signaling by master home ground equipment sets up the calling number with the called number
The calling connection of code, including：
The calling connection signaling is sent to the inquiry-Call-Establish-Success rate work(of master home ground equipment
Energy I-CSCF, is inquired about home signature user server HSS and routed to described called by the I-CSCF
Service-call session control function S-CSCF of number, and the called number by described in the S-CSCF pagings.
5. the method that the signaling paths according to any one of claims 1 to 3 optimize, it is characterised in that
The calling number obtained under consolidated network standard calls the call connection request of called number, including：
Jing IP transition network equipment transparent transmissions, the calling number calling obtained under consolidated network standard are described
The call connection request of called number.
6. the device that a kind of signaling paths optimize, it is characterised in that include：
Acquisition module, calls the calling connection of called number for obtaining the calling number under consolidated network standard
Request, wherein carry in the call connection request calling number and or the called number mistake
Border and roaming function TRF header field；
Determining module, for according to the call connection request, determining ownership place and the institute of the calling number
State the ownership place of called number；
Control module, is same for the ownership place in the calling number and the ownership place of the called number
During ownership place, the TRF header fields are deleted, set up described by the calling connection signaling of master home ground equipment
The calling connection of calling number and the called number.
7. the device that signaling paths according to claim 6 optimize, it is characterised in that the control
It is not same ownership that module is additionally operable to the ownership place of ownership place and the called number in the calling number
During ground, according to the caller visited place equipment of TRF header fields described in the calling number, to control the TRF
The signalling route of header field is believed to caller visited place equipment by the calling connection of caller visited place equipment
Order sets up the calling number with the calling connection of the called number.
8. the device that signaling paths according to claim 6 optimize, it is characterised in that the control
Module includes：
First acquisition submodule, the meeting self-contained for obtaining the calling number and the called number
Words initiation protocol-Uniform Resource Identifier sip-uri, wherein the sip-uri includes the ownership place of each number
Domain name；
Determination sub-module, it is called with described for the ownership region name in the sip-uri of the calling number
When the ownership region name of the sip-uri of number is identical, determine that the ownership place of the calling number is called with described
The ownership place of number is same ownership place.
9. the device that the signaling paths according to any one of claim 6 to 8 optimize, it is characterised in that
The control module includes：
Control submodule, for sending the calling connection signaling to the inquiry of master home ground equipment
- CSCF I-CSCF, by I-CSCF inquiry home signature user servers HSS simultaneously
Service-call session control function S-CSCF of the called number is routed to, and is sought by the S-CSCF
Exhale the called number.
10. the device that the signaling paths according to any one of claim 6 to 8 optimize, it is characterised in that
The acquisition module includes：
Second acquisition submodule, for Jing IP transition network equipment transparent transmissions, obtains under consolidated network standard
The calling number calls the call connection request of the called number.
11. a kind of application servers, it is characterised in that including described in any one of claim 6 to 10
The device of signaling paths optimization.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110099378A (en) * | 2019-05-29 | 2019-08-06 | 中国移动通信集团江苏有限公司 | Determination method, apparatus, equipment and the storage medium of incoming call attaching information |
| CN111869248A (en) * | 2018-03-28 | 2020-10-30 | 英国电讯有限公司 | Roaming route optimization |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140269510A1 (en) * | 2013-03-15 | 2014-09-18 | Ibasis, Inc. | Method and Apparatus For Voice Over LTE |
| CN104363573A (en) * | 2014-10-28 | 2015-02-18 | 北京邮电大学 | VoLTE international roam system and method for loopback |
-
2015
- 2015-09-17 CN CN201510594423.5A patent/CN106550456B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140269510A1 (en) * | 2013-03-15 | 2014-09-18 | Ibasis, Inc. | Method and Apparatus For Voice Over LTE |
| CN104363573A (en) * | 2014-10-28 | 2015-02-18 | 北京邮电大学 | VoLTE international roam system and method for loopback |
Non-Patent Citations (7)
| Title |
|---|
| 3GPP: "IP multimedia call control protocol based on Session Initiation Protocol (SIP)and Session Description Protocol (SDP)", 《3GPP TS 24.229 V11.16.0》 * |
| 3GPP: "IP Multimedia Subsystem (IMS) charging", 《3GPP TS 32.260 V13.2.0 》 * |
| 3GPP: "IP Multimedia Subsystem (IMS);", 《3GPP TS 23.228 V13.3.0》 * |
| GSMA: "IMS Roaming and Interworking Guidelines", 《GSM ASSOCIATION OFFICIAL DOCUMENT IR.65》 * |
| 刘牧寅等: "LTE语音业务国际漫游策略分析", 《邮电设计技术》 * |
| 尚宇翔等: "VoLTE国际漫游剖析", 《2014全国无线及移动通信学术大会论文集》 * |
| 李岳梦等: "VoLTE国际漫游与互联标准技术", 《电信网技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111869248A (en) * | 2018-03-28 | 2020-10-30 | 英国电讯有限公司 | Roaming route optimization |
| CN110099378A (en) * | 2019-05-29 | 2019-08-06 | 中国移动通信集团江苏有限公司 | Determination method, apparatus, equipment and the storage medium of incoming call attaching information |
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| CN106550456B (en) | 2019-08-20 |
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