CN103973707B - Method and system for realizing virtualization sharing of media resources - Google Patents
Method and system for realizing virtualization sharing of media resources Download PDFInfo
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- CN103973707B CN103973707B CN201410224847.8A CN201410224847A CN103973707B CN 103973707 B CN103973707 B CN 103973707B CN 201410224847 A CN201410224847 A CN 201410224847A CN 103973707 B CN103973707 B CN 103973707B
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Abstract
The invention discloses a method and system for realizing virtualization sharing of media resources. The method comprises the following steps that a service node sends a voice resource reservation message to a resource control node; the resource control node reads the number of media resources occupied currently by a virtual media board card of a virtual playback platform which corresponds to the service node, judges whether the number of media resources is smaller than the media resource quota of the virtual media board, and if so, sends a voice resource application message to a comprehensive playback platform; the comprehensive playback platform randomly allocates one media resource in idle media resources of all playback board cards; the resource control node judges whether the media resources of the comprehensive playback platform are allocated successfully, if so, adds the number of media resources occupied currently by the virtual media board card of the virtual playback platform which corresponds to the service node by one, and returns a voice resource reservation success message to the service node. The method and the system belong to the technical field of computer network, and media resource virtualization sharing of a large number of independent service nodes can be realized through one set of comprehensive playback platform.
Description
Technical field
The present invention relates to a kind of realize the shared method and system of media resource virtualization, belong to computer networking technology neck
Domain.
Background technology
There are substantial amounts of voice value-added service platform under existing network environment, the scale of these business platforms is not
Greatly, but each with an independent playback platform.Simultaneously as the technical merit of these little business producers is very different, this
The maintenance cost of numerous voice platforms is also very high a bit, and some chain-wales are more negligent of because service-user is few safeguarding often occur
The problem that failure response is slow, technology innovation is slow.In view of the perception problems of service-user, therefore nor by these users carry out
Simply offline process.
If these speech businesses are unified cutover to a set of comprehensive playback platform, when service node needs playback,
Resource bid is directly initiated to comprehensive playback platform from service node, then distributes playback resource by comprehensive playback platform, so
Although unified management and O＆M cost can be solved the problems, such as, a set of comprehensive playback platform provides mixed formula to multiple business simultaneously
Playback resource all multi-services can be led to there is the situation of item association impact again, business can be subject to mutually in share media resource
Restriction between phase is with impact that is to say, that the upgrading of a business can associate with overlaying influence to other business.And, one
Individual business platform meets each function, also can bring a lot of challenges to new business platform, especially some speech businesses itself
Customer volume is little, and the necessity significantly changed thus for system and platform is just little.
If Intel Virtualization Technology can be passed through, the comprehensive playback platform of a physics is many independent service nodes carry
For based on the virtual media resource on the independent basis with isolation, the virtual media resource of each service node physically shares phase
With media board and backstage resource, again separate in logic, the upgrading of such a business and perfect in shape and function will completely not
It is related to the change of other service logics, unify mutually isolated problem between O＆M and business such that it is able to effectively solving.Cause
How this, shared by the media resource virtualization that numerous separate traffic nodes realized by a set of comprehensive playback platform？It is one
It is worth the technical problem of further investigation.
Content of the invention
In view of this, it is an object of the invention to provide a kind of realize the shared method and system of media resource virtualization, energy
The media resource virtualization realizing numerous separate traffic nodes by a set of comprehensive playback platform is shared.
In order to achieve the above object, the invention provides a kind of realize the shared method of media resource virtualization, include:
Step one, when service node receive calling subscribe initiation call request message when, service node is to resource control
Node processed initiates voice resource reservation message；
Step 2, resource control node find the corresponding virtual playback platform of service node, and read described virtual playback
Whether the current media resource number taking of platform corresponding virtual media board, then judge described media resource number less than described
The media resource quota of the virtual media board of virtual playback platform, if it is, send application voice to comprehensive playback platform
Message related to resources, then proceedes to next step；If it is not, then returning voice resource reservation failed message to service node, this flow process is tied
Bundle；
Step 3, comprehensive playback platform are randomly assigned a media money in the idle medium resource of all playback boards
Source, then returns application voice resource response message to resource control node；
Step 4, resource control node, according to application voice resource response message, judge the media money of comprehensive playback platform
Whether source distribution is successful, if it is, the virtual media board of corresponding for service node virtual playback platform is currently taken
Media resource number adds 1, then returns voice resource reservation success message to service node, finally by service node and calling subscribe
Set up and connect, and continue the normal announcement process of follow-up business；If it is not, then return voice resource to service node preengaging unsuccessfully
Message,
In step one, service node receives the call request message of calling subscribe's initiation, has further included:
Step 11, when calling subscribe initiate calling when, the call request message of calling subscribe is forwarded to by caller mss/mgw
Comprehensive playback platform；
Call request message is transmitted to call routing node by step 12, comprehensive playback platform；
Step 13, call routing node read the call features field in call request message, and are advised according to call routing
Then, call request message is distributed to the corresponding service node of call features field.
In order to achieve the above object, present invention also offers a kind of realize the shared system of media resource virtualization, including
There are comprehensive playback platform, resource control node and several service nodes of being deployed on different virtual machines, wherein:
Comprehensive playback platform, inside is configured with some pieces of playback boards, when receiving the application that resource control node is sent
During voice resource message, the idle medium resource of all playback boards is randomly assigned a media resource, then to resource
Control node returns application voice resource response message；
Resource control node, when receiving the voice resource reservation message that service node is sent, finds service node pair
The virtual playback platform answered, and read the current media resource taking of the corresponding virtual media board of described virtual playback platform
Number, then judges whether described media resource number joins less than the media resource of the virtual media board of described virtual playback platform
Volume, if it is, sending application voice resource message to comprehensive playback platform, and divides when comprehensive playback platform returns media resource
When being made into work(, current for the virtual media board of corresponding for the service node virtual playback platform media resource number taking is added 1, so
Backward service node returns voice resource reservation success message, if it is not, then return voice resource to service node preengaging unsuccessfully
Message；
Service node, upon receiving the call request message, initiates voice resource reservation message to resource control node, and
When resource control node returns voice resource reservation success message, and calling subscribe sets up and connects, and just continues follow-up business
Normal announcement process；
Call routing node, sets up socket and is connected with comprehensive playback platform, service node respectively, comprehensively puts when receiving
When tone level platform forwards the call request message of calling subscribe coming, read the call features field in call request message, and root
According to call routing rule, call request message is distributed to the corresponding service node of call features field.
Compared with prior art, the invention has the beneficial effects as follows: with playback platform comprehensive in prior art to playback resource
Limited administration mode different, the present invention is consisted of to polylith playback board on comprehensive playback platform resource control node
Playback resource is managed, and individually builds a virtual playback platform and corresponding virtual media for each independent service node
Board, and the media resource quota of each virtual media board is flexibly divided according to different service nodes, volume of business, from
And the media resource virtualization effectively achieving numerous separate traffic nodes is shared.A set of independent comprehensive with original platform model
The mixed formula sharing mode closing playback platform to multiple business playbacks is different, in the present invention all service nodes be based on independent with
Media resource on isolation basis is shared, and in other words, on the one hand service node shares the media resource of synthesis playback platform,
On the other hand each self-corresponding virtual playback platform and virtual media board are relatively independent, and can also carry out independent spirit
Live and configure.The present invention only need to build a set of jumbo comprehensive playback platform, by the virtual management of media resource, both permissible
The logically independent letter realized rich and varied playback class business, maintain platform external interface simultaneously again on unified platform
Clean, comprehensive playback platform externally can be only using 1 dpc, 1 gt code (need to be such as that intelligent network scp platform provides camel playback), and 1
Individual platform name, the ip address of the ip address of 2 ip bearer network signalings vlan and the media vlan of respective numbers, that is to say
Say, no matter carried how many business, comprehensive playback platform remains the identity of a set of platform in network level, in construction period,
Only need to carry out disposable joint debugging with corresponding signaling dredging network element (usually cmn) and media bearer network, and need not be every
Increase a service node and just carry out signaling, a building-up work for media platform aspect, during safeguarding, also only need to comprehensive
Close playback platform and carry out unified maintenance and management, greatly reduce the complexity of maintenance work.When the new business section of deployment
During point, the present invention does not need to re-start the joint debugging work of the signaling of complexity and media network with ext nal network element, and need to be only
The internal configuration by resource control node and call routing node of system, newly increasing a virtual playback platform online (has independence
Business control nodes and media resource), thus greatly shorten new business deployment reach the standard grade the cycle, have and flexibly may be used
Expansion.Implementation simple possible of the present invention.
Brief description
Fig. 1 is a kind of flow chart realizing the shared method of media resource virtualization of the present invention.
Fig. 2 is the operational flowchart after disconnecting between service node and calling subscribe.
Fig. 3 is in Fig. 1 step one, and service node receives the concrete operations stream of the call request message of calling subscribe's initiation
Cheng Tu.
Fig. 4 is a kind of detailed signaling process realizing the shared embodiment of method of media resource virtualization of the present invention
Figure.
Fig. 5 is concrete operations flow chart during a newly-increased service node.
Fig. 6 is a kind of composition structural representation realizing the shared embodiment of system of media resource virtualization of the present invention
Figure.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings the present invention is made further
Detailed description.
The playback media resource of comprehensive playback platform to be provided by playback board.Carry in application in r4 voice-over-net ip,
Every piece of playback board can provide the reproducing channel of most 420 road 20ms frame amr over nbup/rtp.Comprehensive playback platform is internal
The playback resource of the polylith playback board of portion's configuration carries out United Dispatching.Because existing comprehensive playback platform cannot carry in business
For during carry out relatively independent resource allocation for different business, in view of the foregoing, the present invention pass through resources control section
The playback resource that point is formed to polylith playback board on comprehensive playback platform is managed, and individually builds for each service node
One virtual playback platform and corresponding virtual media board, and drawn Lai flexible according to different service nodes, volume of business
Divide the media resource quota of each virtual media board, the media resource between different virtual playback platforms is separate and goes back
Flexible configuration can be carried out according to practical situation.As shown in figure 1, the present invention is a kind of realizes the shared side of media resource virtualization
Method, includes:
Step one, when service node receive calling subscribe initiation call request message when, service node is to resource control
Node processed initiates voice resource reservation message；
Step 2, resource control node find the corresponding virtual playback platform of service node, and read described virtual playback
The current media resource number (i.e. rtp port number) taking of platform corresponding virtual media board, then judges described media resource
Whether number is less than the media resource quota of the virtual media board of described virtual playback platform？If it is, putting down to comprehensive playback
Platform sends application voice resource message, then proceedes to next step；If it is not, then return voice resource to service node preengaging unsuccessfully
Message, this flow process terminates；
Step 3, comprehensive playback platform are randomly assigned a media money in the idle medium resource of all playback boards
Source, then returns application voice resource response message to resource control node；
Step 4, resource control node, according to application voice resource response message, judge the media money of comprehensive playback platform
Whether source distribution is successful？If it is, the virtual media board of corresponding for service node virtual playback platform is currently taken
Media resource number adds 1, then returns voice resource reservation success message to service node, finally by service node and calling subscribe
Set up and connect, and continue the normal announcement process of follow-up business；If it is not, then return voice resource to service node preengaging unsuccessfully
Message.
The media resource of comprehensive playback platform is carried out virtual management by resource control node, builds for each service node
One independent virtual playback platform and virtual media board are providing playback resource, simultaneously independent to every piece of virtual media board
Distribute certain media resource quota.Service node is all carried out by resource control node with release to the reservation of media resource,
Carried out scheduling of resource and interacted by resource control node unification and comprehensive playback platform.As shown in Fig. 2 working as because of calling subscribe's on-hook,
After disconnecting between service node and calling subscribe, present invention additionally comprises having:
Step 1, service node send release resource occupation message to resource control node；
Step 2, resource control node forward release voice resource message to comprehensive playback platform, and comprehensively put when receiving
After the release voice resource success message that tone level platform returns, by the virtual media board of corresponding for service node virtual playback platform
The current media resource number taking subtracts 1, then returns release resource occupation success message to service node.
Due to existing for existing network multiple business platforms having playback demand, the technical scheme realizing playback is not quite similar,
Volume of business is not of uniform size, and business complexity also greatly differs from each other.In order to realize the relatively independent operation between little business platform,
Reduce influencing each other between business platform, different business can be separately operable on different main frames as far as possible.Cloud computing, cloud at present
It is already possible to solve to calculate the flexible dispatching with storage capacity, the therefore present invention needs for the ripe application of the resource pool technologies such as storage
Emphasis is wanted to solve the routing function in media resource pond platform interior for the calling, for this reason, call routing node is put with comprehensive respectively
Tone level platform, all of service node are set up socket and are connected, and are responsible for the message related to calls of different business, the route distribution of intelligence
Processed to corresponding separate traffic node.As shown in figure 3, in step one, service node receives calling subscribe and initiates
Call request message, further included:
Step 11, when calling subscribe initiate calling when, caller mss/mgw (i.e. mobile communication exchange system/WMG)
The call request message of calling subscribe is forwarded to comprehensive playback platform；
Call request message is transmitted to call routing node by step 12, comprehensive playback platform；
Step 13, call routing node read the call features field in call request message, and are advised according to call routing
Then, call request message is distributed to the corresponding service node of call features field.
In step 13, when iam message (i.e. the initial address request message) that call request message is bicc signaling, calling
Feature field may is that calling number, original caller number, called number or called number prefix (for example business prefix or
Special route code).For example, when comprehensive playback platform is CRBT playback business, incoming call helper service, independent ip playback business simultaneously
When providing virtualized media resource, step 13 can further include:
Step 131, call routing node judge in iam message, whether called number prefix is 1254700？If it is,
Described iam message is transmitted to CRBT playback node；If it is not, then continuation next step；
Step 132, call routing node judge in iam message, whether called number is 13800***176？If it is,
Then described iam message is transmitted to BestBlackList node；If it is not, then continuation next step；
Step 133, call routing node judge in iam message, whether called number is iipgt:13740abc？If it is,
Then described iam message is transmitted to independent ip playback node；If it is not, then continuation next step；
Step 134, call routing node discharge described calling.
Fig. 4 is a kind of detailed signaling process realizing the shared embodiment of method of media resource virtualization of the present invention
Figure.Referring to Fig. 4, illustrate when caller mss/mg receives the call request message of calling subscribe's initiation, caller mss/mg,
Detailed signaling process between comprehensive playback platform, call routing node, resource control node and service node:
Step a1, caller mss/mgw send iam message to comprehensive playback platform；(corresponding to the step one of Fig. 1, Fig. 3
Step 11)
Step a2, comprehensive playback platform forward iam message to call routing node；(corresponding to the step one of Fig. 1, Fig. 3
Step 12)
Iam message is distributed to corresponding service node by step a3-a4, call routing node；(the step corresponding to Fig. 1
First, the step 13 of Fig. 3)
Step a5, service node initiate voice resource reservation message to resource control node；(corresponding to the step one of Fig. 1)
Step a6, resource control node send application voice resource message to comprehensive playback platform；(the step corresponding to Fig. 1
Rapid two)
Step a7-a8, comprehensive playback platform return application voice resource success message to resource control node；(correspond to
The step 3 of Fig. 1)
Step a9, resource control node return voice resource reservation success message to service node；(the step corresponding to Fig. 1
Rapid four)
Step a10-a16, service node and calling subscribe set up and connect, and continue the normal announcement process of business；(correspond to
The step 4 of Fig. 1)
Step a17-a22, calling subscribe's on-hook, disconnect between service node and calling subscribe；
Step a23, service node send release resource occupation message to resource control node；(corresponding to the step 1 of Fig. 2)
Step a24-a26, resource control node forward release voice resource message to comprehensive playback platform, and ought receive
After the release voice resource success message that comprehensive playback platform returns, return release resource occupation success message to service node.
(corresponding to the step 2 of Fig. 2)
The present invention also has flexible expansibility.When disposing new service node, the present invention does not need and extranets
Unit re-starts the signaling of complexity and the joint debugging work of media network, and only need to pass through resource control node and call routing node
Configuration, increase a virtual playback platform online newly, and for the newly-increased virtual playback platform single media resource of setting
Quota, thus greatly shorten service deployment to reach the standard grade the cycle it is achieved that rapid service deployment.As shown in figure 5, working as newly-increased one
During individual service node, present invention additionally comprises having:
Step b1, new service node is disposed on existing or newly assigned virtual machine, described new service node is respectively
It is connected with resource control node, call routing node, Database；
Step b2, the corresponding call routing rule of described service node is defined on call routing node；
Step b3, media resource quota needed for described service node is arranged on resource control node；
Step b4, resource control node are that described service node builds a new virtual playback platform and corresponding virtual
Media board, and judge the media resource quota sum of the virtual media board of all original virtual playback platforms and new deployment
The media resource quota sum needed for service node whether less than media resource total amount a of comprehensive playback platform？If it is,
The media resource quota of the virtual media board of the new virtual playback platform building is set to needed for newly deployed service node
Media resource quota, and current for the virtual media board of the new virtual playback platform the building media resource number taking is set
It is set to 0, this flow process terminates；If it is not, then turning to step b3, reset the media resource quota needed for service node.
In step b4, a is the media resource sum that on comprehensive playback platform, all playback boards are provided.In order to ensure to be
The availability of system, can also carry out redundant configuration to the playing board card on comprehensive playback platform, i.e. a=a* (n-1), and wherein, n is
The sum of the playback board on comprehensive playback platform, a is the media resource number that every piece of playback board is provided.There is provided in business
Cheng Zhong, according to the capacity requirement of different business, can also adjust the virtual matchmaker of the corresponding virtual playback platform of each service node
The media resource quota of body board, only need to meet the media resource quota sum of the virtual media board of all virtual playback platforms
It is not more than media resource total amount a of comprehensive playback platform.
As shown in fig. 6, the present invention is a kind of realizes the shared system of media resource virtualization, include comprehensive playback platform,
Resource control node, call routing node and several be deployed in service node on different virtual machines, wherein:
Comprehensive playback platform, inside is configured with some pieces of playback boards, when receiving the application that resource control node is sent
During voice resource message, the idle medium resource of all playback boards is randomly assigned a media resource, then to resource
Control node returns application voice resource response message；
Resource control node, when receiving the voice resource reservation message that service node is sent, finds service node pair
The virtual playback platform answered, and read the current media resource taking of the corresponding virtual media board of described virtual playback platform
Number, then judges whether described media resource number joins less than the media resource of the virtual media board of described virtual playback platform
Volume, if it is, sending application voice resource message to comprehensive playback platform, and divides when comprehensive playback platform returns media resource
When being made into work(, current for the virtual media board of corresponding for the service node virtual playback platform media resource number taking is added 1, so
Backward service node returns voice resource reservation success message, if it is not, then return voice resource to service node preengaging unsuccessfully
Message；
Call routing node, sets up socket and is connected with comprehensive playback platform, service node respectively, comprehensively puts when receiving
When tone level platform forwards the call request message of calling subscribe coming, read the call features field in call request message, and root
According to call routing rule, call request message is distributed to the corresponding service node of call features field, works as call request message
Be bicc signaling iam message when, call features field may is that calling number, original caller number, called number or quilt
It is prefix (such as business prefix or special route code)；
Service node, upon receiving the call request message, initiates voice resource reservation message to resource control node, and
When resource control node returns voice resource reservation success message, and calling subscribe sets up and connects, and just continues follow-up business
Normal announcement process.
Described resource control node has further included:
Interacting message device, for carrying out interacting message with service node, comprehensive playback platform；
Virtual media resource allocation device, for for newly deployed service node build a new virtual playback platform and
Corresponding virtual media board, and judge the virtual media board of all original virtual playback platforms media resource quota total
Whether number is less than the media resource total amount of comprehensive playback platform with the media resource quota sum needed for newly deployed service node
A, if it is, the media resource quota of the virtual media board of the new virtual playback platform building is set to newly deployed industry
Media resource quota needed for business node, and the matchmaker by current for the virtual media board of the new virtual playback platform building occupancy
Body number of resources is set to 0；
Virtual media resource reservation device, for when receiving the voice resource reservation message that service node is sent, and
Read the current media resource number taking of virtual media board of the corresponding virtual playback platform of service node, then judge described
Media resource number whether less than the media resource quota of the virtual media board of described virtual playback platform, if it is, to comprehensive
Close playback platform and send application voice resource message, and when comprehensive playback platform returns media resource and is allocated successfully, by business
The current media resource number taking of the virtual media board of the corresponding virtual playback platform of node adds 1, then returns to service node
Return voice resource reservation success message, if it is not, then returning voice resource reservation failed message to service node；
Virtual media resource release device, for when receiving the release resource occupation message that service node is sent, to
Comprehensive playback platform forwards release voice resource message, and when the release voice resource receiving comprehensive playback platform return is successful
After message, current for the virtual media board of corresponding for the service node virtual playback platform media resource number taking is subtracted 1, then
Return release resource occupation success message to service node.
A is the media resource sum that on comprehensive playback platform, all playback boards are provided.In order to ensure the available of system
Property, the playing board card on comprehensive playback platform can also be carried out with redundant configuration, i.e. a=a* (n-1), wherein, n is comprehensive playback
The sum of the playback board on platform, a is the media resource number that every piece of playback board is provided.During business provides, also
The virtual media board of the corresponding virtual playback platform of each service node according to the capacity requirement of different business, can be adjusted
Media resource quota, the media resource of the virtual media board that only need to meet the corresponding virtual playback platform of all service nodes is joined
Volume sum is not more than media resource total amount a of comprehensive playback platform.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement done etc., should be included within the scope of protection of the invention.
Claims (10)
1. a kind of shared method of media resource virtualization of realizing is it is characterised in that include:
Step one, when service node receive calling subscribe initiation call request message when, service node is to resources control section
Point initiates voice resource reservation message；
Step 2, resource control node find the corresponding virtual playback platform of service node, and read described virtual playback platform
Whether the current media resource number taking of corresponding virtual media board, then judge described media resource number less than described virtual
The media resource quota of the virtual media board of playback platform, if it is, send application voice resource to comprehensive playback platform
Message, then proceedes to next step；If it is not, then returning voice resource reservation failed message to service node, this flow process terminates；
Step 3, comprehensive playback platform are randomly assigned a media resource, so in the idle medium resource of all playback boards
Backward resource control node returns application voice resource response message；
Step 4, resource control node, according to application voice resource response message, judge that the media resource of comprehensive playback platform divides
Whether successful join, if it is, the media by current for the virtual media board of corresponding for service node virtual playback platform occupancy
Number of resources adds 1, then returns voice resource reservation success message to service node, is finally set up by service node and calling subscribe
Connect, and continue the normal announcement process of follow-up business；If it is not, then return voice resource and preengage to service node unsuccessfully disappearing
Breath,
In step one, service node receives the call request message of calling subscribe's initiation, has further included:
Step 11, when calling subscribe initiate calling when, the call request message of calling subscribe is forwarded to synthesis by caller mss/mgw
Playback platform；
Call request message is transmitted to call routing node by step 12, comprehensive playback platform；
Step 13, call routing node read the call features field in call request message, and according to call routing rule, will
Call request message distributes to the corresponding service node of call features field.
2. method according to claim 1 is it is characterised in that after disconnecting between service node and calling subscribe,
Also include:
Step 1, service node send release resource occupation message to resource control node；
Step 2, resource control node forward release voice resource message to comprehensive playback platform, and put down when receiving comprehensive playback
After the release voice resource success message that platform returns, will be current for the virtual media board of corresponding for service node virtual playback platform
The media resource number taking subtracts 1, then returns release resource occupation success message to service node.
3. method according to claim 1 is it is characterised in that in step 13, when call request message is bicc signaling
During iam message, call features field is: calling number, original caller number, called number or called number prefix.
4. method according to claim 1 is it is characterised in that when a newly-increased service node, also include:
Step b1, new service node is disposed on existing or newly assigned virtual machine, described new service node respectively with money
Source control node, call routing node, Database connect；
Step b2, the corresponding call routing rule of described service node is defined on call routing node；
Step b3, media resource quota needed for described service node is arranged on resource control node；
Step b4, resource control node are that described service node builds a new virtual playback platform and corresponding virtual media
Board, and judge the total and newly deployed industry of media resource quota of the virtual media board of all original virtual playback platforms
Whether the media resource quota sum needed for business node is less than media resource total amount a of comprehensive playback platform, if it is, will be new
The media resource quota of the virtual media board of virtual playback platform building is set to the matchmaker needed for newly deployed service node
Body resource quota, and current for the virtual media board of the new virtual playback platform the building media resource number taking is set to
0, this flow process terminates；If it is not, then turning to step b3, reset the media resource quota needed for service node.
5. method according to claim 4 is it is characterised in that in step b4, a is all playing boards on comprehensive playback platform
Block provided media resource sum, a=a* (n-1), wherein, n is the sum of the playback board on comprehensive playback platform, and a is
The media resource number that every piece of playback board is provided.
6. a kind of shared system of media resource virtualization of realizing is it is characterised in that include comprehensive playback platform, resources control
Node is deployed in the service node on different virtual machines with several, wherein:
Comprehensive playback platform, inside is configured with some pieces of playback boards, when receiving the application voice that resource control node is sent
During message related to resources, the idle medium resource of all playback boards is randomly assigned a media resource, then to resources control
Node returns application voice resource response message；
Resource control node, when receiving the voice resource reservation message that service node is sent, finds service node corresponding
Virtual playback platform, and read the current media resource number taking of the corresponding virtual media board of described virtual playback platform, so
Judge whether described media resource number is less than the media resource quota of the virtual media board of described virtual playback platform afterwards, if
It is then to send application voice resource message to comprehensive playback platform, and be allocated successfully when comprehensive playback platform returns media resource
When, current for the virtual media board of corresponding for the service node virtual playback platform media resource number taking is added 1, then to industry
Business node returns voice resource reservation success message, if it is not, then returning voice resource reservation failed message to service node；
Service node, upon receiving the call request message, initiates voice resource reservation message to resource control node, and when money
When source control node returns voice resource reservation success message, and calling subscribe sets up and connects, and it is normal to continue follow-up business
Announcement process；
Call routing node, sets up socket and is connected with comprehensive playback platform, service node respectively, puts down when receiving comprehensive playback
When platform forwards the call request message of calling subscribe coming, read the call features field in call request message, and according to exhaling
It is routing rule, call request message is distributed to the corresponding service node of call features field.
7. system according to claim 6, when the iam message that call request message is bicc signaling, call features word
Duan Shi: calling number, original caller number, called number or called number prefix.
8. system according to claim 6, resource control node also includes:
Virtual media resource allocation device, for building a new virtual playback platform and correspondence for newly deployed service node
Virtual media board, and judge all original virtual playback platforms virtual media board media resource quota sum and
Whether the media resource quota sum needed for newly deployed service node is less than media resource total amount a of comprehensive playback platform, such as
Fruit is then the media resource quota of the virtual media board of the new virtual playback platform building to be set to newly deployed business section
The required media resource quota of point, and the media money that the virtual media board of the new virtual playback platform building currently is taken
Source number is set to 0.
9. system according to claim 8, a be media resource that on comprehensive playback platform, all playback boards are provided it
With, i.e. a=a* (n-1), wherein, n is the sum of the playback board on comprehensive playback platform, and a is that every piece of playback board is provided
Media resource number.
10. system according to claim 6, resource control node also includes:
Virtual media resource release device, for when receiving the release resource occupation message that service node is sent, to synthesis
Playback platform forwards release voice resource message, and works as the release voice resource success message receiving comprehensive playback platform return
Afterwards, current for the virtual media board of corresponding for the service node virtual playback platform media resource number taking is subtracted 1, then to industry
Business node returns release resource occupation success message.
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| CN1893679A (en) * | 2005-07-04 | 2007-01-10 | 中兴通讯股份有限公司 | Method for cotrolling playback of calling partner or called partner in talking course |
| CN1925521A (en) * | 2006-09-30 | 2007-03-07 | 华为技术有限公司 | Playback resource distributing method and device |
| CN101227437A (en) * | 2007-01-19 | 2008-07-23 | 华为技术有限公司 | Equipment, system and method for implementing media gateway resource share |
| CN103475947A (en) * | 2013-09-13 | 2013-12-25 | 中国联合网络通信集团有限公司 | Streaming media distribution system and method based on software defined network |
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| US8213463B2 (en) * | 2008-09-04 | 2012-07-03 | Savant Systems, Llc | Location-based sharing of multimedia control resources |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1893679A (en) * | 2005-07-04 | 2007-01-10 | 中兴通讯股份有限公司 | Method for cotrolling playback of calling partner or called partner in talking course |
| CN1925521A (en) * | 2006-09-30 | 2007-03-07 | 华为技术有限公司 | Playback resource distributing method and device |
| CN101227437A (en) * | 2007-01-19 | 2008-07-23 | 华为技术有限公司 | Equipment, system and method for implementing media gateway resource share |
| CN103475947A (en) * | 2013-09-13 | 2013-12-25 | 中国联合网络通信集团有限公司 | Streaming media distribution system and method based on software defined network |
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