CN102238742B - Resource acceptance control method and system - Google Patents
Resource acceptance control method and system Download PDFInfo
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- CN102238742B CN102238742B CN201010165768.6A CN201010165768A CN102238742B CN 102238742 B CN102238742 B CN 102238742B CN 201010165768 A CN201010165768 A CN 201010165768A CN 102238742 B CN102238742 B CN 102238742B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5003—Managing SLA; Interaction between SLA and QoS
- H04L41/5019—Ensuring fulfilment of SLA
- H04L41/5022—Ensuring fulfilment of SLA by giving priorities, e.g. assigning classes of service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/74—Admission control; Resource allocation measures in reaction to resource unavailability
- H04L47/741—Holding a request until resources become available
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/76—Admission control; Resource allocation using dynamic resource allocation, e.g. in-call renegotiation requested by the user or requested by the network in response to changing network conditions
- H04L47/765—Admission control; Resource allocation using dynamic resource allocation, e.g. in-call renegotiation requested by the user or requested by the network in response to changing network conditions triggered by the end-points
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/78—Architectures of resource allocation
- H04L47/781—Centralised allocation of resources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/80—Actions related to the user profile or the type of traffic
- H04L47/805—QOS or priority aware
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Abstract
The invention discloses a kind of resource acceptance control method, comprising: SCF entity sends resource request message to RACF entity; The QoS carrying business in resource request message recovers indication parameter; When QoS recovers indication parameter for allowing to recover, RACF entity carries out Resource Availability inspection, and when meeting the resource requirement that QoS recovers, recovers original QoS.The present invention discloses a kind of resource acceptance control system, SCF entity, after receiving service request, send resource request message to RACF entity; Wherein, the QoS carrying business in message recovers indication parameter; RACF entity, for checking institute's request resource, and to SCF Entity feedback resource and admission result.In RACF entity determination current network during available free resource, will inform SCF entity in time, SCF entity, by the situation according to idling-resource, carries out corresponding QoS recovery to the business that those QoS once lowered, make its reach downward before QoS level.
Description
Technical field
The present invention relates to resource and admission control technology, particularly relate to a kind of resource acceptance control method and system.
Background technology
At present, next generation network (NGN, NextGenerationNetwork) be the hot research problem in contemporary communication standards field, it adopts IP group technology as Bearer Network, and merge fixed communication and mobile communication, thus NGN can provide abundanter multimedia service, such as, there is the emerging service of requirement of real time as business such as Internet Protocol Television, video conference, multi media remote teaching, video request programs, these business need communication networks can provide efficiently the support of service quality (QoS, QualityofService) end to end; Simultaneously because the requirement of user to network service quality is also more and more higher.Therefore, QoS is end to end provided to be one of key problem of NGN.
Standardization department of international telecommunication union telecommunication (ITU-T, InternationalTelecommunicationUnion-Telecommunicationsst andardizationsector) be International Telecommunication Union (ITU, InternationalTelecommunicationUnion) telecommunications department, has formulated the standard of related resources call access control.At the up-to-date resource accommodating control function (RACF that ITU-T announces, ResourceandAdmissionControlFunctions) in draft, provide the functional framework of RACF entity, as shown in Figure 1, RACF entity is made up of two parts, policy deciding functional entity (PD-FE respectively, and transfer resource controlling functions entity (TRC-FE PolicyDecisionFunctionalEntity), TransportResourceControlFunctionalEntity), wherein, TRC-FE by Rc interface and transfer function mutual, by Rn interface and transfer resource n-back test entity (TRE-FE, TransportResourceEnforcementFunctionalEntity) mutual, PD-FE by Rt interface and TRC-FE mutual, by Rh interface and the local network of users (CPN, CustomerPremisesNetwork) mutual, by Rw interface and policy execution functional entity (PE-FE, PolicyEnforcementFunctionalEntity) mutual, by the service control function (SCF of Rs interface and operation layer, ServiceControlFunctions) entity interaction, by Ru interface and network attachment controlling functions (NACF, NetworkAttachmentControlFunctions) entity interaction, and, PD-FE also by Ri interface and other next generation networks mutual.
In addition, PD-FE and transmission technology have nothing to do, and also have nothing to do with SCF entity, the transport layer CAMEL-Subscription-Information that the business information that PD-FE policing rule Network Based, SCF entity provide, NACF entity provide, and the Resource Availability result of decision that TRC-FE provides, make the last decision-making of resource and admission control.
TRC-FE and business have nothing to do, but relevant to transmission technology.TRC-FE is responsible for collecting and safeguarding transmission network information and resource state information.After receiving resource request from PD-FE, TRC-FE, based on QoS, priority requirements, Resource availability information and the policing rule relevant to transmission, performs resource-based call access control.
Transport layer is by policy execution functional entity (PE-FE, PolicyEnforcementFunctionalEntity) and transfer resource n-back test entity (TRE-FE, TransportResourceEnforcementFunctionalEntity) composition.PE-FE performs the policing rule that PD-FE issues, and, PE-FE is that bag is to packet gateway, the local network of users (CPN can be positioned at, CustomerPremisesNetwork) and between access network or between Access Network and core net or between different operators network, it is the key node supporting that dynamic QoS control, port address conversion and control and network address translation (NAT, NetworkAddressTranslator) are passed through.TRE-FE performs the transfer resource policing rule that TRC-FE issues.
At present, when resource current in network is nervous, can adjust the qos policy of the business of certain customers, the QoS by its business lowers, and when to ensure user traffic access, can not take too much resource.But idle once resources in network, current network but can not recover the qos policy lowered, and this obviously can cause the serious waste of Current resource, and the QoS of business can not be ensured preferably.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of resource acceptance control method and system, can carry out the adjustment of qos policy according to the resource situation in current network to the business of request service.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of resource acceptance control method, described method comprises:
Service control function SCF entity sends resource request message to resource accommodating control function RACF entity; Wherein, the service quality QoS carrying business in described resource request message recovers indication parameter; Described QoS recovers indication parameter and recovers or do not allow to recover for allowing;
If when described QoS recovers indication parameter for allowing to recover, then described RACF entity carries out Resource Availability inspection according to the described resource request message received and when meeting the resource requirement that QoS recovers, recovers the QoS of described business.
Preferably, described method also comprises:
Described RACF entity checks current Resource Availability, and described SCF entity is notified when available free resource, whether described SCF entity recovers to adjudicate to the QoS of business according to described idling-resource, and using the QoS recovery indication parameter of court verdict as described business.
Preferably, described method also comprises:
Service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of home network, the RACF entity of home network is verified institute's request resource, if by checking, described resource request message is transmitted to the RACF entity of visited network, by the RACF entity of described visited network, availability inspection is carried out to institute's request resource, the result according to the RACF entity of availability check result and described home network makes resource and admission decision-making, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered,
The RACF entity of described visited network is by the RACF entity of described home network and to described SCF Entity feedback resource and admission result.
Preferably, described method also comprises:
Service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of visited network, the RACF entity of described visited network carries out availability inspection to institute's request resource, and described resource request message is transmitted to the RACF entity of home network, by the RACF entity of described home network, institute's request resource is verified; The RACF entity of described visited network makes resource and admission decision-making according to the result of the RACF entity of availability check result and described home network, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered;
The RACF entity of described visited network is to described SCF Entity feedback resource and admission result.
Preferably, described RACF entity comprises policy deciding functional entity PD-FE and transfer resource controlling functions entity TRC-FE; Described RACF entity carries out examination to institute's request resource:
Described PD-FE verifies institute's request resource; Described TRC-FE carries out availability inspection to institute's request resource, and makes resource and admission decision-making according to the result of availability check result and described PD-FE.
A kind of resource acceptance control system, comprises SCF entity and RACF entity; Wherein,
SCF entity, after receiving service request, sends resource request message to RACF entity; Wherein, the QoS carrying business in described resource request message recovers indication parameter; Wherein, described QoS recovers indication parameter and recovers or do not allow recovery for allowing;
RACF entity, during for recovering indication parameter for allowing to recover at described QoS, carries out Resource Availability inspection according to described resource request message, and when meeting the resource requirement that QoS recovers, recovers the QoS of described business.
Preferably, described RACF entity also for: current Resource Availability is checked, and described SCF entity is notified when available free resource, described SCF entity also for: whether recover to adjudicate to the QoS of business according to described idling-resource, and using court verdict as described business QoS recover indication parameter.
Preferably, service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of home network, the RACF entity of home network is verified institute's request resource, and described resource request message is transmitted to the RACF entity of visited network, by the RACF entity of described visited network, availability inspection is carried out to institute's request resource, the result according to the RACF entity of availability check result and described home network makes resource and admission decision-making, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered,
The RACF entity of described visited network is by the RACF entity of described home network and to described SCF Entity feedback resource and admission result.
Preferably, service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of visited network, the RACF entity of described visited network carries out availability inspection to institute's request resource, and described resource request message is transmitted to the RACF entity of home network, by the RACF entity of described home network, institute's request resource is verified; The RACF entity of described visited network makes resource and admission decision-making according to the result of the RACF entity of availability check result and described home network, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered;
The RACF entity of described visited network is to described SCF Entity feedback resource and admission result.
Preferably, described RACF entity comprises policy deciding functional entity PD-FE and transfer resource controlling functions entity TRC-FE; Wherein,
Described PD-FE, for verifying institute's request resource;
Described TRC-FE, for carrying out availability inspection to institute's request resource, and makes resource and admission decision-making according to the result of availability check result and described PD-FE.
In the present invention, after SCF entity receives service request, when generating resource request message, the QoS of business is recovered indication parameter also as the cell of in resource request message, thus make RACF entity when carrying out resource and admission control, indication parameter can be recovered according to corresponding QoS and QoS recovery be carried out to institute's requested service, to meet the QoS demand of business as much as possible.
In RACF entity determination current network during available free resource, will inform SCF entity in time, SCF entity, by the situation according to idling-resource, carries out corresponding QoS recovery to the business that those QoS once lowered, make its reach downward before QoS level.Further, when determining that business needs recovery of Q oS, after receiving corresponding service request, generation is recovered indication parameter accordingly, notice RACF entity carries out resource and admission control.Technical solution of the present invention is simple, realizes cost lower.
Accompanying drawing explanation
Fig. 1 is the composition structural representation of ITU-TRACF entity;
Fig. 2 is the flow chart of the embodiment of the present invention one resource acceptance control method;
Fig. 3 is the flow chart of the resource acceptance control method of the embodiment of the present invention two;
Fig. 4 is the flow chart of the resource acceptance control method of the embodiment of the present invention three;
Fig. 5 is the flow chart that SCF entity of the present invention makes QoS of survice recovery policy;
Fig. 6 is the composition structural representation of resource acceptance control system of the present invention.
Embodiment
Basic thought of the present invention is: in RACF entity determination current network during available free resource, SCF entity will be informed in time, SCF entity, by the situation according to idling-resource, carries out corresponding QoS recovery to the business that those QoS once lowered, make its reach downward before QoS level.Further, when determining that business needs recovery of Q oS, after receiving corresponding service request, generation is recovered indication parameter accordingly, notice RACF entity carries out resource and admission control.
For making the object, technical solutions and advantages of the present invention clearly understand, by the following examples also with reference to accompanying drawing, the present invention is described in more detail.
Describe the present invention below in conjunction with drawings and Examples.
Fig. 2 is the flow chart of the embodiment of the present invention one resource acceptance control method, and as shown in Figure 2, this example resources acceptance controlling method comprises the following steps:
Step 201, user's initiating business request, and send a request message to SCF entity, trigger the request of SCF solid generation initializing resource;
Step 202, SCF entity determines that the QoS resource parameter of institute's requested service is as bandwidth, type of service, the grade of service etc., then initializing resource request message is sent to PD-FE, carry the information such as Media Stream description, qos parameter, recovery indication parameter in message, carry out QoS resource mandate to ask RACF and reserve;
Step 203, after PD-FE receives initializing resource request message, if this locality does not store the CAMEL-Subscription-Information of this user, then PD-FE and NACF entity carries out alternately, obtains the CAMEL-Subscription-Information of user from NACF entity; Concrete, by sending the request message of the CAMEL-Subscription-Information obtaining user to NACF entity, NACF entity to PD-FE feedback ask the CAMEL-Subscription-Information of user.This CAMEL-Subscription-Information obtain manner is not limited in this example.
Step 204, PD-FE carries out authorization check to this initializing resource request, and whether the QoS resource comprising the request of checking initializing resource is consistent with local carrier policy rule and user signing contract information; Wherein user signing contract information from NACF or PD-FE this locality store.
Step 205, the Access Network involved by QoS resource that PD-FE decision-making (namely selecting) is asked and core net, then PD-FE sends initializing resource request message (for asking availability inspection) to corresponding TRC-FE, to check the Resource Availability of involved network according to the above-mentioned result of decision; The availability of TRC-FE to requested resource checks, namely determine whether current resource can meet current qos policy demand, has availability when meeting, otherwise institute's request resource does not have availability.
Step 206, PD-FE carries out final resource and admission decision-making according to the authorization check result of step 204 and the Resource Availability check result of step 205; Resource and admission decision-making comprises the original QoS of recovery;
Step 207, if final QoS decision strategy installs qos policy at PE-FE, PD-FE sends initializing resource request message to PE-FE, to install final qos policy rule;
Step 208, PE-FE installs from the final policing rule of PD-FE, and sends initializing resource and respond to PD-FE;
Step 209, PD-FE sends initializing resource and responds to SCF entity.
Fig. 3 is the flow chart of the resource acceptance control method of the embodiment of the present invention two, as shown in Figure 3, in figure, PD-FE (H) for home network PD-FE, PD-FE (V) be visited network PD-FE; In this example, be the resource and admission control flow process under user is in nomadic or roaming scence, specifically comprise the following steps:
Step 301, user's initiating business request, and send a request message to SCF entity, trigger the request of SCF solid generation initializing resource;
Step 302, SCF entity determines that the QoS resource parameter of institute's requested service is as bandwidth, type of service etc., then initializing resource request message (reserving) is sent to home network PD-FE (Home), carry the information such as Media Stream description, qos parameter, recovery indication parameter in message, carry out QoS resource mandate to ask home network RACF entity and reserve;
Step 303, PD-FE (Home) carries out authorization check to this initializing resource request, and whether the QoS resource comprising checking request is consistent with local carrier policy rule and user signing contract information.If authorization check passes through, then PD-FE (Home) carries out initial strategic decision-making according to user signing contract information, local carrier policy rule and business information to this service request;
Step 304, because PD-FE (Home) does not have asked transport layer resource, initializing resource request message is sent to visited network PD-FE (Visitor) further, carries information such as recovering indication parameter in message;
Step 305, PD-FE (Visitor) carries out authorization check to this initializing resource request, and whether the QoS resource comprising checking request is consistent with local carrier policy rule;
Step 306, the Access Network involved by QoS resource of PD-FE (Visitor) decision requests and core net, then PD-FE (Visitor) sends initializing resource request message (availability inspection) to TRC-FE (Visitor), to check the Resource Availability of involved network;
Step 307, PD-FE (Visitor) carries out final resource and admission decision-making according to step 305 resource authenticates result and step 306 resource check result.If the QoS resource of asking is rejected, then PD-FE (Visitor) sends initializing resource response message to PD-FE (Home), carries the reason of refusal in this message; PD-FE (Home) forwards initializing resource response message to SCF entity, to notify that SCF actual resource receives the result of decision-making.If the QoS resource of asking is allowed to, then perform step 308; Wherein, resource and admission decision-making comprises the original QoS of recovery.
Step 308, PD-FE (Visitor) sends initializing resource message to PE-FE (Visitor), to install final QoS decision strategy;
Step 309, PE-FE (Visitor) installs from the final QoS decision strategy of PD-FE (Visitor), and sends initializing resource and respond to PD-FE (Visitor);
Step 310, PD-FE (Visitor) sends initializing resource and responds to PD-FE (Home);
Step 311, PD-FE (Home) sends initializing resource and responds to SCF entity.
Fig. 4 is the flow chart of the resource acceptance control method of the embodiment of the present invention three, as shown in Figure 4, in figure, PD-FE (H) for home network PD-FE, PD-FE (V) be visited network PD-FE; In this example, be the resource and admission control flow process under user is in nomadic or roaming scence, specifically comprise the following steps:
Step 401, user's initiating business request, and send a request message to SCF entity, trigger the request of SCF solid generation initializing resource;
Step 402, SCF entity determines that the QoS demand parameter of institute's requested service is as bandwidth, type of service etc., then initializing resource request message (reserving) is sent to visited network PD-FE (Visitor), carry the information such as Media Stream description, qos parameter, recovery indication parameter in message, carry out QoS resource mandate to ask RACF entity and reserve;
Step 403, PD-FE (Visitor) carries out authorization check to this initializing resource request, and whether the QoS resource comprising checking request is consistent with local carrier policy rule;
Step 404, the Access Network involved by QoS resource of PD-FE (Visitor) decision requests and core net, then, PD-FE (Visitor) sends initializing resource request message (availability inspection) to TRC-FE (Visitor), to check the Resource Availability of involved network;
Step 405, because PD-FE (Visitor) does not have user signing contract information, initializing resource request message is sent to PD-FE (Home) further;
Step 406, PD-FE (Home) carries out authorization check to this initializing resource request, and whether the QoS resource comprising checking request is consistent with local carrier policy rule and user signing contract information.If authorization check passes through, then PD-FE (Home) carries out initial strategic decision-making according to user signing contract information, local carrier policy rule, business information etc. to this service request;
Step 407, PD-FE (Home) sends initializing resource and responds to PD-FE (Visitor), comprises initial strategic decision-making in this message;
Step 408, PD-FE (Visitor) carries out final resource and admission decision-making according to the result of step 404 check result and step 407; If the QoS resource of asking is allowed to, then resource and admission decision-making comprises the original QoS of recovery, and performs step 409.
Step 409, PD-FE (Visitor) sends initializing resource message to PE-FE (Visitor), to install final QoS decision strategy;
Step 410, PE-FE (Visitor) installs from the final QoS decision strategy of PD-FE (Visitor), and sends initializing resource and respond to PD-FE (Visitor);
Step 411, PD-FE (Visitor) sends initializing resource and responds to SCF.
Fig. 5 is the flow chart that SCF entity of the present invention makes QoS of survice recovery policy, and as shown in Figure 5, the flow process that SCF entity of the present invention makes QoS of survice recovery policy comprises the following steps:
Step 501, RACF entity carries out Resource Availability inspection; Availability inspection can check by the cycle of setting, or checks aperiodically, as triggered, as initiated by the administrative staff of operator by concrete request message.
Step 502, when the resource check result of RACF entity is available free resource, RACF entity sends a notification message to SCF entity, carries idle QoS resource information in message;
Step 503, SCF entity is according to the notification message received, QoS resource is carried out to the customer service of having demoted above and recovers decision-making, particularly, the decision-making of SCF entity upgrades the resource information of QoS of survice, the QoS resource of the customer service of having demoted is promoted, with the resource criterion of the QoS before reaching degradation; When determining that the QoS resource of business needs to recover, after receiving the described service request of user, will the indication parameter allowing to recover be carried in the initializing resource request message sending to RACF entity, and the resource information etc. of corresponding QoS.If determine that business is without the need to recovering, then after receiving the described service request of user, the indication parameter not allowing to recover will be carried in the initializing resource request message sending to RACF entity.
Step 504, SCF entity sends the business request information of renewal to RACF, carries the QoS resource information of renewal in this message;
Step 505, RACF entity carries out call access control according to the QoS resource information upgraded.
Flow process shown in Fig. 5, is applicable to aforesaid embodiment one to embodiment three.
Fig. 6 is the composition structural representation of resource acceptance control system of the present invention, as shown in Figure 6, comprises SCF entity 60 and RACF entity 61; Wherein,
SCF entity 60, after receiving service request, sends resource request message to RACF entity 61; Wherein, the QoS carrying business in described resource request message recovers indication parameter; Wherein, described QoS recovers indication parameter and recovers or do not allow recovery for allowing;
RACF entity 61, during for recovering indication parameter for allowing to recover at described QoS, carries out Resource Availability inspection according to described resource request message, and when meeting the resource requirement that QoS recovers, recovers original QoS.
Described RACF entity 61 also for: current Resource Availability is checked, and notify SCF entity 60 when available free resource, SCF entity 60 also for: whether recover to adjudicate to the QoS of business according to described idling-resource, and using court verdict as described business QoS recover indication parameter.
Above-mentioned QoS recovers indication parameter and recovers or do not allow to recover for allowing; Described RACF entity 61 is when described QoS recovers indication parameter for allowing to recover, and the QoS whether further examination Current resource meets business recovers requirement.
Service request user roaming or nomadic time, described SCF entity 60 sends described resource request message to the RACF entity 61 of home network, the RACF entity 61 of home network is verified institute's request resource, and described resource request message is transmitted to the RACF entity 61 of visited network, carry out availability by the RACF entity 61 of described visited network to institute's request resource to check, the result according to the RACF entity 61 of availability check result and described home network makes resource and admission decision-making, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, recover original QoS,
The RACF entity 61 of described visited network is by the RACF entity 61 of described home network and receive result to described SCF entity 60 feedback resources.
Or, service request user roaming or nomadic time, above-mentioned SCF entity 6060 sends described resource request message to the RACF entity 61 of visited network, the RACF entity 61 of described visited network carries out availability inspection to institute's request resource, and described resource request message is transmitted to the RACF entity 61 of home network, by the RACF entity 61 of described home network, institute's request resource is verified; The RACF entity 61 of described visited network makes resource and admission decision-making according to the result of the RACF entity 61 of availability check result and described home network, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, recover original QoS;
The RACF entity 61 of described visited network receives result to described SCF entity 60 feedback resources.
Above-mentioned RACF entity 61 comprises policy deciding functional entity PD-FE and transfer resource controlling functions entity TRC-FE; Wherein,
Described PD-FE, for verifying institute's request resource;
Described TRC-FE, for carrying out availability inspection to institute's request resource, and makes resource and admission decision-making according to the result of availability check result and described PD-FE.
It will be appreciated by those skilled in the art that resource acceptance control system of the present invention designs for realizing aforesaid resource acceptance control method, the practical function of above-mentioned each network element can refer to the associated description of preceding method and understands.In resource acceptance control system of the present invention, the annexation of each network element can refer to the structure chart shown in earlier figures 1 and understands, and just the practical function of each network element is different.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (10)
1. a resource acceptance control method, is characterized in that, described method comprises:
Service control function SCF entity sends resource request message to resource accommodating control function RACF entity; Wherein, the service quality QoS carrying business in described resource request message recovers indication parameter; Described QoS recovers indication parameter and recovers or do not allow to recover for allowing;
If when described QoS recovers indication parameter for allowing to recover, then described RACF entity carries out Resource Availability inspection according to the described resource request message received, and when meeting the resource requirement that QoS recovers, recovers the QoS of described business.
2. method according to claim 1, is characterized in that, before described SCF entity sends resource request message to RACF entity, described method also comprises:
Described RACF entity checks current Resource Availability, and described SCF entity is notified when available free resource, whether described SCF entity recovers to adjudicate to the QoS of business according to described idling-resource, and using the QoS recovery indication parameter of court verdict as described business.
3. method according to claim 1, is characterized in that, described method also comprises:
Service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of home network, the RACF entity of home network is verified institute's request resource, if by checking, described resource request message is transmitted to the RACF entity of visited network, by the RACF entity of described visited network, availability inspection is carried out to institute's request resource, the result according to the RACF entity of availability check result and described home network makes resource and admission decision-making, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered,
The RACF entity of described visited network is by the RACF entity of described home network and to described SCF Entity feedback resource and admission result.
4. method according to claim 1, is characterized in that, described method also comprises:
Service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of visited network, the RACF entity of described visited network carries out availability inspection to institute's request resource, and described resource request message is transmitted to the RACF entity of home network, by the RACF entity of described home network, institute's request resource is verified; The RACF entity of described visited network makes resource and admission decision-making according to the result of the RACF entity of availability check result and described home network, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered;
The RACF entity of described visited network is to described SCF Entity feedback resource and admission result.
5. the method according to any one of Claims 1-4, is characterized in that, described RACF entity comprises policy deciding functional entity PD-FE and transfer resource controlling functions entity TRC-FE; Described RACF entity carries out examination to institute's request resource:
Described PD-FE verifies institute's request resource; Described TRC-FE carries out availability inspection to institute's request resource, and makes resource and admission decision-making according to the result of availability check result and described PD-FE.
6. a resource acceptance control system, comprises service control function SCF entity and resource accommodating control function RACF entity; It is characterized in that,
SCF entity, after receiving service request, sends resource request message to RACF entity; Wherein, the QoS carrying business in described resource request message recovers indication parameter; Wherein, described QoS recovers indication parameter and recovers or do not allow recovery for allowing;
RACF entity, during for recovering indication parameter for allowing to recover at described QoS, carries out Resource Availability inspection according to described resource request message, and when meeting the resource requirement that QoS recovers, recovers the QoS of described business.
7. system according to claim 6, it is characterized in that, described RACF entity also for: current Resource Availability is checked, and described SCF entity is notified when available free resource, described SCF entity also for: whether recover to adjudicate to the QoS of business according to described idling-resource, and using court verdict as described business QoS recover indication parameter.
8. system according to claim 6, is characterized in that,
Service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of home network, the RACF entity of home network is verified institute's request resource, and described resource request message is transmitted to the RACF entity of visited network, by the RACF entity of described visited network, availability inspection is carried out to institute's request resource, the result according to the RACF entity of availability check result and described home network makes resource and admission decision-making, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered,
The RACF entity of described visited network is by the RACF entity of described home network and to described SCF Entity feedback resource and admission result.
9. system according to claim 6, is characterized in that,
Service request user roaming or nomadic time, described SCF entity sends described resource request message to the RACF entity of visited network, the RACF entity of described visited network carries out availability inspection to institute's request resource, and described resource request message is transmitted to the RACF entity of home network, by the RACF entity of described home network, institute's request resource is verified; The RACF entity of described visited network makes resource and admission decision-making according to the result of the RACF entity of availability check result and described home network, and when described QoS recovery indication parameter is permission recovery and meets the resource requirement of QoS recovery, the QoS of described business is recovered;
The RACF entity of described visited network is to described SCF Entity feedback resource and admission result.
10. the system according to any one of claim 6 to 9, is characterized in that, described RACF entity comprises policy deciding functional entity PD-FE and transfer resource controlling functions entity TRC-FE; Wherein,
Described PD-FE, for verifying institute's request resource;
Described TRC-FE, for carrying out availability inspection to institute's request resource, and makes resource and admission decision-making according to the result of availability check result and described PD-FE.
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| CN201010165768.6A CN102238742B (en) | 2010-05-05 | 2010-05-05 | Resource acceptance control method and system |
| PCT/CN2010/077457 WO2011137625A1 (en) | 2010-05-05 | 2010-09-29 | Method and system for resource admission control |
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| CN201010165768.6A CN102238742B (en) | 2010-05-05 | 2010-05-05 | Resource acceptance control method and system |
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| CN102238742A CN102238742A (en) | 2011-11-09 |
| CN102238742B true CN102238742B (en) | 2016-03-30 |
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|---|---|---|---|---|
| CN1756232A (en) * | 2004-09-30 | 2006-04-05 | 华为技术有限公司 | Method for adjusting QoS parameter |
| CN101160810A (en) * | 2005-09-02 | 2008-04-09 | 华为技术有限公司 | Method and an apparatus for resource admission control |
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| US20090100179A1 (en) * | 2007-10-12 | 2009-04-16 | Electronics And Telecommunications Research Institute | Method of controlling resources using out-of-band signaling |
| US7636316B2 (en) * | 2007-12-24 | 2009-12-22 | Telefon Aktiebolaget Lm Ericsson (Publ) | Resource allocation plan in a network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1756232A (en) * | 2004-09-30 | 2006-04-05 | 华为技术有限公司 | Method for adjusting QoS parameter |
| CN101160810A (en) * | 2005-09-02 | 2008-04-09 | 华为技术有限公司 | Method and an apparatus for resource admission control |
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