CN105530666A - Session binding method and session binding system - Google Patents
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Abstract
The invention discloses a session binding method and a session binding system. The method comprises steps that, user identification information of a user terminal user is acquired by an application client when a user terminal utilizes an Internet application, the information comprises IMSI or MSISDN and/or a local IP address, and an application server is reported through reporting the information; a resource applying message is sent to a capability open platform by the application server when applying QoS resource for the user is determined, the user identification information is contained, or a source IP address is further contained; the QoS resource is distributed to the user terminal user by the capability open platform, the IMSI or the MSISDN in the resource applying message and the local IP address are packaged into Subscription-Id AVP and Framed-IP-Address AVP which are sent to PCRF through an Rx interface; Rx and Gx interface session binding is realized by the PCRF, strategy control information of the user terminal user is generated and is issued to the PCEF. Through the method, QoS control on user business can be realized.
Description
Technical field
The present invention relates to the communication technology, especially a kind of binding session method and system.
Background technology
In today of mobile Internet high speed development, open cooperation has become the common recognition of mainstream vendor in global range.Universal and the Rapid Popularization that the mobile Internet being representative with micro-letter, microblogging is applied, industry barrier is progressively broken, and the boundary of internet, applications enterprise and telecom operators is more and more fuzzyyer.Operator is faced with a unprecedented technological revolution and impact.Under mobile internet environment, will certainly have the ability to open, the business model forming the new business ecosphere be more and more proved to be next Denver Nuggets point.
China Telecom at code division multiple access (CDMA), strengthen HRPD (high rate packet data) (eHRPD), Long Term Evolution (LTE) mobile network built the mobile network's intelligent pipeline ability open platform controlling based on (PolicyandChargingControl, PCC) with 3GPP strategy and charging.In the ability open platform of Based PC C, application server (AF) is generally connected with provider ability open platform by Internet protocols such as RESTful (network system of a framework pattern), the order of ability open platform and message are based on Rx interface agreement, through route agent's node (DiameterRoutingAgent, DRA) network routing forwarding to the "Policy and Charging Rules Function entity (PCRF) of various places.Now PCRF needs the binding session carrying out Rx interface and Gx interface, to realize the policy control to user terminal user.Wherein, Rx interface is for realizing the application layer conversation information interaction between AF and PCRF, and these application layer conversation information is used for the input that PCRF carries out PCC strategic decision-making; Gx interface is used for realizing PCRF and the strategy between strategy and charging execution function entity (PCEF) and accounting-related information and Signalling exchange.
According to 3GPP specification, Rx interface can use the international mobile subscriber identity of user (IMSI), mobile subscriber number (MSISDN), three kinds, IP address method identifying user complete binding session.But above-mentioned 3GPP specification is described for desirable IP Multimedia System (IMS) scene, but there is following problem in actual applications:
The current AF as internet, applications cannot know IMSI and the MSISDN of mobile phone users, only by IP address designation user; But, carrier network general on-premise network address transition (NAT) equipment, cause core net be this mobile phone users distribute be private network IP address, and AF is it is seen that this user is by the public network IP ground after NAT, cause PCRF cannot complete the binding session of Rx and Gx interface, the service quality (QoS) that PCEF cannot be realized customer service controls.
Summary of the invention
An embodiment of the present invention technical problem to be solved is: provide a kind of binding session method and system, to realize controlling the QoS of customer service.
A kind of binding session method that the embodiment of the present invention provides, comprising:
When the user terminal of applications client at place uses internet, applications, obtain the user totem information of this user terminal user and report application server by reporting message, described user totem information comprises international mobile subscriber identity IMSI or mobile subscriber number MSISDN and/or local ip address;
Application server is when being defined as described user terminal user and applying for service quality QoS resource, resource bid message is sent to ability open platform, described user totem information is carried in this resource bid message, if described user totem information comprises local ip address, described application server also reads the source IP address in reporting message and carry this source IP address in resource bid message;
Ability open platform is that described user terminal user distributes QoS resource, and IMSI or MSISDN in described resource bid message is packaged into subscription identity Subscription-Id property value to AVP, the local ip address in described resource bid message is packaged into and formulates IP address Framed-IP-AddressAVP;
Ability open platform sends network capabilities by Rx interface to "Policy and Charging Rules Function entity PCRF and ensures request, and this network capabilities ensures asks to comprise the QoS resource information for described user terminal user distributes and described Subscription-IdAVP and/or Framed-IP-AddressAVP;
Described in strategy and charging execution function entity PCEF acquisition request when the strategy of user terminal user and charging control PCC rule, send PCC by Gx interface to described PCRF and obtain request message, this PCC obtains local ip address, IMSI and the MSISDN that request message comprises described user terminal user;
PCRF according to described in comprise that described PCC obtains local ip address in request message, the network capabilities of IMSI or MSISDN ensures request, generate the policy control information of described user terminal user and issue described PCEF, so that PCEF carries out QoS of survice control to described user terminal.
In another embodiment of the method, extract the IMSI of described user terminal user especially by the bottom built-in function or third party library function that call intelligent terminal operation system.
In another embodiment of the method, the concrete free text message breath query interface using operator to provide obtains the MSISDN of described user terminal user.
In another embodiment of the method, especially by the local IP interface function calling intelligent terminal operation system, read the local ip address of described user terminal.
In another embodiment of the method, IMSI or MSISDN in described resource bid message is packaged into Subscription-IdAVP, the local ip address in described resource bid message is packaged into Framed-IP-AddressAVP and comprises:
If described resource bid message comprises IMSI or MSISDN, this IMSI or MSISDN is packaged into Subscription-IdAVP;
If described resource bid message comprises local ip address and source IP address, whether more described local ip address is identical with described source IP address;
If described local ip address is identical with described source IP address, described local ip address or described source IP address are packaged into Framed-IP-AddressAVP;
Otherwise, if described local ip address is different from described source IP address, described local ip address is packaged into Framed-IP-AddressAVP.
In another embodiment of the method, described ability open platform sends network capabilities by Rx interface to PCRF and ensures that request comprises:
Ability open platform, using described source IP address as public network IP address, according to the deployment strategy that operator pre-sets, obtains called number Called-Station-Id corresponding to described public network address and IP domain name identification IP-Domain-Id;
Ability open platform sends described network capabilities by Rx interface and ensures request, described Called-Station-Id and described IP-Domain-Id;
To described network capabilities, route agent node DRA network ensures that route conversion is carried out in request according to described Called-Station-Id and described IP-Domain-Id, described network capabilities is ensured Request routing is to corresponding described PCRF.
A kind of binding session system that the embodiment of the present invention provides, comprising:
Applications client, coupling is arranged in the user terminal, for when described user terminal uses internet, applications, obtain the user totem information of this user terminal user and report application server by reporting message, described user totem information comprises IMSI or MSISDN and/or local ip address;
Application server, for when being defined as described user terminal user and applying for QoS resource, sends resource bid message to ability open platform, carries described user totem information in this resource bid message; If described user totem information comprises local ip address, also in resource bid message, carry this source IP address for the source IP address that reads in reporting message;
Ability open platform, for being that described user terminal user distributes QoS resource according to described resource bid message, and IMSI or MSISDN in described resource bid message is packaged into Subscription-IdAVP, the local ip address in described resource bid message is packaged into Framed-IP-AddressAVP; And sending network capabilities guarantee request by Rx interface to PCRF, this network capabilities ensures asks to comprise the QoS resource information for described user terminal user distributes and described Subscription-IdAVP and/or Framed-IP-AddressAVP;
PCEF, for when the PCC of user terminal user described in acquisition request is regular, send PCC by Gx interface to described PCRF and obtain request message, this PCC obtains local ip address, IMSI and the MSISDN that request message comprises described user terminal user;
PCRF, the network capabilities obtaining local ip address, IMSI or MSISDN in request message for comprising described PCC described in basis ensures request, generate the policy control information of described user terminal user and issue described PCEF, so that PCEF carries out QoS of survice control to described user terminal.
In another system embodiment, described applications client comprises:
Service Processing Module, for realizing the client traffic process of internet, applications; When detecting that described user terminal uses internet, applications, indicating user identification module obtains the user totem information of this user terminal user, and reports application server by reporting message;
Subscriber Identity Module, for obtaining the user totem information of described user terminal user according to the instruction of Service Processing Module.
In another system embodiment, described Subscriber Identity Module, extracts the IMSI of described user terminal user especially by the bottom built-in function or third party library function that call intelligent terminal operation system;
The free text message breath query interface that concrete use operator provides obtains the MSISDN of described user terminal user;
Especially by the local IP interface function calling intelligent terminal operation system, read the local ip address of described user terminal.
In another system embodiment, described ability open platform comprises:
Resource distribution module, for being that described user terminal user distributes QoS resource according to described resource bid message;
Binding session parameter generation module, for when described resource bid message comprises IMSI or MSISDN, is packaged into Subscription-IdAVP by this IMSI or MSISDN; When described resource bid message comprises local ip address and source IP address, whether more described local ip address is identical with described source IP address; If described local ip address is identical with described source IP address, described local ip address or described source IP address are packaged into Framed-IP-AddressAVP; Otherwise, if described local ip address is different from described source IP address, described local ip address is packaged into Framed-IP-AddressAVP;
Sending module, ensure request for sending network capabilities by Rx interface to PCRF, this network capabilities ensures asks to comprise the QoS resource information for described user terminal user distributes and described Subscription-IdAVP and/or Framed-IP-AddressAVP.
In another system embodiment, when described sending module sends network capabilities guarantee request by Rx interface to PCRF, specifically using described source IP address as public network IP address, according to the deployment strategy that operator pre-sets, obtain Called-Station-Id and IP-Domain-Id that described public network address is corresponding; And send described network capabilities guarantee request, described Called-Station-Id and described IP-Domain-Id by Rx interface;
Described system also comprises: DRA network, for ensureing that route conversion is carried out in request according to described Called-Station-Id and described IP-Domain-Id to described network capabilities, described network capabilities is ensured Request routing is to corresponding described PCRF.
Based on the binding session method and system that the above embodiment of the present invention provides, when the user terminal of applications client at place uses internet, applications, obtain the user totem information of this user terminal user, comprise IMSI or and/or local ip address, and report application server, application server is when being defined as this user and applying for QoS resource, resource bid message is sent to ability open platform, wherein carry user totem information, if user totem information comprises local ip address, in resource bid message, also carry public network IP address; IMSI or MSISDN in resource bid message is packaged into Subscription-IdAVP by ability open platform, local ip address in resource bid message is packaged into Framed-IP-AddressAVP, and send network capabilities guarantee request by Rx interface to PCRF, comprising Subscription-IdAVP and/or Framed-IP-AddressAVP, the binding session of Rx and Gx interface is realized accordingly by PCRF, generate the policy control information of this user and issue PCEF, so that PCEF carries out QoS of survice control to user terminal.Compared with prior art, the embodiment of the present invention achieves the binding session of various complex network structures (comprise dispose NAT device) Rx and Gx interface, thus achieves and control the QoS of customer service.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
What form a part for specification drawings describes embodiments of the invention, and is used from explanation principle of the present invention together with description one.
With reference to accompanying drawing, according to detailed description below, clearly the present invention can be understood, wherein:
Fig. 1 is the flow chart of a binding session method of the present invention embodiment.
Fig. 2 is the flow chart of another embodiment of binding session method of the present invention.
Fig. 3 is the structural representation of a binding session system of the present invention embodiment.
Fig. 4 is the structural representation of another embodiment of binding session system of the present invention.
Embodiment
Various exemplary embodiment of the present invention is described in detail now with reference to accompanying drawing.It should be noted that: unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit the scope of the invention.
Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part for specification.
In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
Fig. 1 is the flow chart of a binding session method of the present invention embodiment.As shown in Figure 1, the binding session method of this embodiment comprises
110, when the user terminal of applications client at place uses internet, applications, obtain the user totem information of this user terminal user and report application server by reporting message, user totem information wherein comprises IMSI or MSISDN, and/or local ip address, namely at least comprise " IMSI or MSISDN " and the class in " local ip address ".
In the embodiment of the present invention, local ip address is specially the IP address that packet data network gateway (PGW) distributes to customer mobile terminal use.
120, application server is when being defined as user terminal user and applying for QoS resource, such as RESTful interface can be passed through, resource bid message is sent to ability open platform, user totem information is carried in this resource bid message, if user totem information comprises local ip address, application server also reads the source IP address in reporting message and carry this source IP address in resource bid message.
130, ability open platform is that user terminal user distributes QoS resource, and IMSI or MSISDN in resource bid message is packaged into subscription identity (Subscription-Id) property value to (AVP), the local ip address in resource bid message is packaged into and formulates IP address (Framed-IP-Address) AVP.
140, ability open platform sends network capabilities by Rx interface to PCRF and ensures request, and this network capabilities ensures asks to comprise the QoS resource information for user terminal user distributes and Subscription-IdAVP and/or Framed-IP-AddressAVP.
When the PCC of the above-mentioned user terminal user of 150, PCEF acquisition request is regular, send PCC by Gx interface to PCRF and obtain request message, this PCC obtains local ip address, IMSI and the MSISDN that request message comprises this user terminal user.
Wherein, PCEF, when receiving IP connection Access Network (IP-CAN) the session establishment request message that user terminal sends, sends PCC to PCRF and obtains request message, with the PCC rule of asking PCRF to issue this user terminal user.
160, PCRF obtains the network capabilities guarantee request of local ip address, IMSI or MSISDN in request message according to comprising PCC, generate the policy control information of user terminal user and issue PCEF, so that PCEF carries out QoS of survice control to user terminal accordingly.
Based on the binding session method that the above embodiment of the present invention provides, when the user terminal of applications client at place uses internet, applications, obtain the user totem information of this user terminal user, comprise IMSI or and/or local ip address, and report application server, application server is when being defined as this user and applying for QoS resource, resource bid message is sent to ability open platform, wherein carry user totem information, if user totem information comprises local ip address, in resource bid message, also carry public network IP address, IMSI or MSISDN in resource bid message is packaged into Subscription-IdAVP by ability open platform, local ip address in resource bid message is packaged into Framed-IP-AddressAVP, and send network capabilities guarantee request by Rx interface to PCRF, comprising Subscription-IdAVP and/or Framed-IP-AddressAVP, the binding session of Rx and Gx interface is realized accordingly by PCRF, generate the policy control information of this user and issue PCEF, so that PCEF carries out QoS of survice control to user terminal, thus achieve the binding session of various complex network structures (comprise and dispose NAT device) Rx and Gx interface, thus achieve the QoS of customer service is controlled.
In a concrete example of binding session embodiment of the method for the present invention, the IMSI of user terminal user can be extracted by the bottom built-in function or third party library function calling intelligent terminal operation system.Such as, for android system, can call function StringmyIMSI=android.os.SystemProperties.get (android.telephony.TelephonyProperties.PROPERTY_IMSI) be passed through, read the IMSI of this user terminal user.
Because user terminal does not generally directly provide MSISDN interface function, in another concrete example of binding session embodiment of the method for the present invention, the free text message breath query interface that operator can be used to provide obtains the MSISDN of user terminal user.Such as, mobile subscriber can send note to 10086, and applications client can monitor the sender's number in answer short message, and this number is the MSISDN of user.
Terminal operating system all can provide local IP interface function, in another concrete example of binding session embodiment of the method for the present invention, by calling the local IP interface function of intelligent terminal operation system, can read the local ip address of user terminal.If this user terminal is provided with NAT device in a network, the IP address got by which is private network IP address; If NAT device that this user terminal is not arranged in a network, the IP address got by which is public network IP address.
In another concrete example of binding session embodiment of the method for the present invention, IMSI or MSISDN in resource bid message is packaged into Subscription-IdAVP, the local ip address in resource bid message is packaged into Framed-IP-AddressAVP and comprises:
If resource bid message comprises IMSI or MSISDN, this IMSI or MSISDN is packaged into Subscription-IdAVP;
If resource bid message comprises local ip address and source IP address, compare local ip address whether identical with source IP address;
If local ip address is identical with source IP address, local ip address or source IP address are packaged into Framed-IP-AddressAVP;
Otherwise, if local ip address is different from source IP address, local ip address is packaged into Framed-IP-AddressAVP.
Fig. 2 is the flow chart of a binding session method of the present invention embodiment.As shown in Figure 2, the binding session method of this embodiment comprises
210, when the user terminal of applications client at place uses internet, applications, according to the particular type of user terminal, at least read the class in following two class user totem informations: IMSI or MSISDN; Local ip address.
Wherein, any specifically need to read class user totem information according to the particular type of user terminal can pre-set in applications client in advance, such as, can arrange and read IMSI or MSISDN or local ip address in the terminal, or read IMSI or MSISDN and local ip address; Local ip address is read in PC.
220, the user totem information that applications client reports it to get by reporting message to application server by tcp/ip communication agreement.
NAT device may be deployed with in the communication path of applications client and application server, if be deployed with NAT device, then the source IP address in reporting message can be converted to public network IP address from the local ip address (that is: private network IP address) of user terminal user by NAT device, now, the source IP address in the reporting message that receives of application server is just public network IP address.
Applications client is communicated with the Internet application server AF by carrier packet data net (such as, CDMA core network packet-domain or LTE/EPC network).
230, application server, when being defined as user terminal user and applying for QoS resource, identifies in the user totem information of reporting message whether comprise IP address (that is: local ip address).
If comprise IP address, perform the operation of 240.Otherwise, if do not comprise IP address, perform the operation of 250.
Wherein, whether be that this user applies for that QoS resource is determined by application server, application service implement body if can independently determine whether be that this user applies for QoS resource according to factors such as the market demands of oneself.
240, application server reads the source IP address in reporting message, and sending resource bid message to ability open platform, this resource bid message specifically can be sent by RESTful interface, the source IP address carrying user totem information in this resource bid message He read.
Afterwards, the operation of 260 is performed.
250, application server sends resource bid message to ability open platform, think that this user terminal user applies for mobile QoS ability, carry above-mentioned user totem information in this resource bid message, this resource bid message specifically can be sent by RESTful interface.
Definable QoS resource application request message (applyQoSResourceRequest) in RESTful interface, it is as shown in table 1 below to carry parameter.
Table 1
| Parameter | Type | Length | Essential/optional | Describe |
| User Identifier | User Identifier | - | Be | User totem information |
In table 1 above, UserIdentifier is defined as follows shown in table 2.
Table 2
Such as, a format sample of extensible markup language (XML) resource bid message is as follows:
Wherein, because IMSI and MSISDN reads one, a concrete resource bid message can be as follows:
260, ability open platform resolving resource solicitation message, for user terminal, user distributes QoS resource, and IMSI or MSISDN in resource bid message is packaged into Subscription-IdAVP, local ip address in resource bid message is packaged into Framed-IP-AddressAVP, and using source IP address as public network IP address, according to the deployment strategy that operator pre-sets, obtain Called-Station-Id and IP-Domain-Id that public network address is corresponding.
Subscription-IdAVP, Framed-IP-AddressAVP, Called-Station-Id and IP-Domain-Id are wherein the key message for binding session.
This operating process can be embodied by mapping table as shown in table 3 below.
Table 3
| Input (user totem information) | Export |
| IMSI or MSISDN | Subscription-Id |
| Local IP and public network IP | Framed-IP-Address、Called-Station-Id、IP-Domain-Id |
Owing at least comprising " IMSI or MSISDN " and the class in " local ip address " in user totem information, ability open platform at least can obtain " Subscription-Id " and the class in " Framed-IP-Address, Called-Station-Id, IP-Domain-Id " based on user totem information.
If what carry in user totem information is local ip address, then resource bid message comprises local ip address and public network IP address (that is: source IP address), there will be the following two kinds scene:
1. local ip address is different from public network IP address: illustrate and now deploy NAT device in the network of user terminal place, Framed-IP-Address uses local ip address;
2. local ip address is identical with public network IP address: now NAT device that user terminal is not disposed in a network is described, Framed-IP-Address directly uses this IP address.
Framed-IP-Address, Called-Station-Id, IP-Domain-Id are wherein the criteria field of diameter protocol definition, Called-Station-Id and IP-Domain-Id is for identifying destination address (that is: PCRF address) information during routing forwarding, according to the deployment strategy that operator pre-sets, ability platform can pre-set the corresponding relation of public network IP address and Called-Station-Id, IP-Domain-Id, therefore just can obtain corresponding Called-Station-Id, IP-Domain-Id based on public network IP address.
270, the network capabilities that ability open platform sends Diameter by Rx interface ensures request, Called-Station-Id and IP-Domain-Id, and this network capabilities ensures asks to comprise the QoS resource information for user terminal user distributes and Subscription-IdAVP and/or Framed-IP-AddressAVP.
The resource bid message sent due to application server is FESTful form, and Rx interface adopts the Diameter of standard, and ability open platform has carried out protocol conversion in the process.
To network capabilities, 280, DRA network ensures that route conversion is carried out in request according to Called-Station-Id and IP-Domain-Id, network capabilities is ensured Request routing is to corresponding PCRF.
290, PCEF, when receiving the IP-CAN session establishment request message that user terminal sends, sends PCC by Gx interface to PCRF and obtains request message, with the PCC rule of asking PCRF to issue this user terminal user.PCC wherein obtains local ip address, IMSI and the MSISDN that request message comprises this user terminal user.
300, PCRF to Rx interface message (that is: the network capabilities received by Rx interface ensures request) and Gx interface message (that is: by Gx interface to PCC obtain request message) conversate and bind, that is: based on local ip address, IMSI or MSISDN realizes network capabilities and ensures that request obtains associating of request message with PCC, acquisition comprises PCC and obtains local ip address in request message, the network capabilities of IMSI or MSISDN ensures request, ensure that request generates the policy control information of user terminal user and issues PCEF according to the network capabilities got.
The control information of 310, PCEF implementation strategy, thus QoS of survice control is carried out to this user terminal.
Fig. 3 is the structural representation of a binding session system of the present invention embodiment.The binding session system of embodiment can be used in the present invention above-mentioned each binding session embodiment of the method as shown in Figure 3.As shown in Figure 3, the binding session system of this embodiment comprises applications client, application server, ability open platform, PCEF and PCRF.Wherein:
Applications client, coupling is arranged in the user terminal, for when this user terminal uses internet, applications, obtain the user totem information of this user terminal user and report application server by reporting message, user totem information wherein comprises IMSI or MSISDN and/or local ip address.
Application server, for when being defined as user terminal user and applying for QoS resource, sends resource bid message to ability open platform, carries user totem information in this resource bid message; If user totem information comprises local ip address, also in resource bid message, carry this source IP address for the source IP address that reads in reporting message.
Ability open platform, for being that user terminal user distributes QoS resource according to resource bid message, and IMSI or MSISDN in resource bid message is packaged into Subscription-IdAVP, the local ip address in resource bid message is packaged into Framed-IP-AddressAVP; And sending network capabilities guarantee request by Rx interface to PCRF, this network capabilities ensures asks to comprise the QoS resource information for user terminal user distributes and Subscription-IdAVP and/or Framed-IP-AddressAVP.
PCEF, for when the PCC of acquisition request user terminal user is regular, send PCC by Gx interface to PCRF and obtain request message, this PCC obtains local ip address, IMSI and the MSISDN that request message comprises user terminal user.PCEF can be arranged in PGW usually.
PCRF, for ensureing request according to the network capabilities comprising local ip address, IMSI or MSISDN in PCC acquisition request message, generating the policy control information of user terminal user and issuing PCEF, so that PCEF carries out QoS of survice control to user terminal.
Based on the binding session system that the above embodiment of the present invention provides, when the user terminal of applications client at place uses internet, applications, obtain the user totem information of this user terminal user, comprise IMSI or and/or local ip address, and report application server, application server is when being defined as this user and applying for QoS resource, resource bid message is sent to ability open platform, wherein carry user totem information, if user totem information comprises local ip address, in resource bid message, also carry public network IP address, IMSI or MSISDN in resource bid message is packaged into Subscription-IdAVP by ability open platform, local ip address in resource bid message is packaged into Framed-IP-AddressAVP, and send network capabilities guarantee request by Rx interface to PCRF, comprising Subscription-IdAVP and/or Framed-IP-AddressAVP, the binding session of Rx and Gx interface is realized accordingly by PCRF, generate the policy control information of this user and issue PCEF, so that PCEF carries out QoS of survice control to user terminal, thus achieve the binding session of various complex network structures (comprise and dispose NAT device) Rx and Gx interface, thus achieve the QoS of customer service is controlled.
State on the invention in a concrete example of binding session system embodiment, applications client comprises Service Processing Module and Subscriber Identity Module.Wherein, Service Processing Module, for realizing the client traffic process of internet, applications; When detecting that user terminal uses internet, applications, indicating user identification module obtains the user totem information of this user terminal user, and reports application server by reporting message.Subscriber Identity Module, for obtaining the user totem information of user terminal user according to the instruction of Service Processing Module.
Exemplarily, Subscriber Identity Module, the IMSI of user terminal user specifically can be extracted by the bottom built-in function or third party library function calling intelligent terminal operation system, the free text message breath query interface using operator to provide obtains the MSISDN of user terminal user, by calling the local IP interface function of intelligent terminal operation system, read the local ip address of user terminal.
State in a concrete example of binding session system embodiment on the invention, ability open platform comprises resource distribution module, binding session parameter generation module and sending module.Wherein:
Resource distribution module, for being that user terminal user distributes QoS resource according to resource bid message;
Binding session parameter generation module, for when resource bid message comprises IMSI or MSISDN, is packaged into Subscription-IdAVP by this IMSI or MSISDN; When resource bid message comprises local ip address and source IP address, compare its local ip address whether identical with source IP address; If local ip address is identical with source IP address, local ip address or source IP address are packaged into Framed-IP-AddressAVP; Otherwise, if local ip address is different from source IP address, local ip address is packaged into Framed-IP-AddressAVP.
Sending module, ensures request for sending network capabilities by Rx interface to PCRF, and this network capabilities ensures asks to comprise the QoS resource information for user terminal user distributes and Subscription-IdAVP and/or Framed-IP-AddressAVP.
Exemplarily, when sending module sends network capabilities guarantee request by Rx interface to PCRF, specifically using source IP address as public network IP address, according to the deployment strategy that operator pre-sets, Called-Station-Id and IP-Domain-Id that public network address is corresponding can be obtained; And send network capabilities guarantee request, Called-Station-Id and IP-Domain-Id by Rx interface;
As shown in Figure 4, be the structural representation of another embodiment of binding session system of the present invention.
Further, again see Fig. 4, the binding session system of the embodiment of the present invention can also comprise DRA network, for ensureing that route conversion is carried out in request according to Called-Station-Id and IP-Domain-Id to network capabilities, network capabilities is ensured Request routing is to corresponding PCRF.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
In this specification, each embodiment all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, same or analogous part cross-reference between each embodiment.For system embodiment, because itself and embodiment of the method are substantially corresponding, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
Method of the present invention, system may be realized in many ways.Such as, any combination by software, hardware, firmware or software, hardware, firmware realizes method and system of the present invention.Said sequence for the step of described method is only to be described, and the step of method of the present invention is not limited to above specifically described order, unless specifically stated otherwise.In addition, in certain embodiments, can be also record program in the recording medium by the invention process, these programs comprise the machine readable instructions for realizing according to method of the present invention.Thus, the present invention also covers the recording medium stored for performing the program according to method of the present invention.
Description of the invention provides in order to example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (11)
1. a binding session method, is characterized in that, comprising:
When the user terminal of applications client at place uses internet, applications, obtain the user totem information of this user terminal user and report application server by reporting message, described user totem information comprises international mobile subscriber identity IMSI or mobile subscriber number MSISDN and/or local ip address;
Application server is when being defined as described user terminal user and applying for service quality QoS resource, resource bid message is sent to ability open platform, described user totem information is carried in this resource bid message, if described user totem information comprises local ip address, described application server also reads the source IP address in reporting message and carry this source IP address in resource bid message;
Ability open platform is that described user terminal user distributes QoS resource, and IMSI or MSISDN in described resource bid message is packaged into subscription identity Subscription-Id property value to AVP, the local ip address in described resource bid message is packaged into and formulates IP address Framed-IP-AddressAVP;
Ability open platform sends network capabilities by Rx interface to "Policy and Charging Rules Function entity PCRF and ensures request, and this network capabilities ensures asks to comprise the QoS resource information for described user terminal user distributes and described Subscription-IdAVP and/or Framed-IP-AddressAVP;
Described in strategy and charging execution function entity PCEF acquisition request when the strategy of user terminal user and charging control PCC rule, send PCC by Gx interface to described PCRF and obtain request message, this PCC obtains local ip address, IMSI and the MSISDN that request message comprises described user terminal user;
PCRF according to described in comprise that described PCC obtains local ip address in request message, the network capabilities of IMSI or MSISDN ensures request, generate the policy control information of described user terminal user and issue described PCEF, so that PCEF carries out QoS of survice control to described user terminal.
2. method according to claim 1, is characterized in that, extracts the IMSI of described user terminal user especially by the bottom built-in function or third party library function that call intelligent terminal operation system.
3. method according to claim 1, is characterized in that, the concrete free text message breath query interface using operator to provide obtains the MSISDN of described user terminal user.
4. method according to claim 1, is characterized in that, especially by the local IP interface function calling intelligent terminal operation system, reads the local ip address of described user terminal.
5. the method according to Claims 1-4 any one, it is characterized in that, IMSI or MSISDN in described resource bid message is packaged into Subscription-IdAVP, the local ip address in described resource bid message is packaged into Framed-IP-AddressAVP and comprises:
If described resource bid message comprises IMSI or MSISDN, this IMSI or MSISDN is packaged into Subscription-IdAVP;
If described resource bid message comprises local ip address and source IP address, whether more described local ip address is identical with described source IP address;
If described local ip address is identical with described source IP address, described local ip address or described source IP address are packaged into Framed-IP-AddressAVP;
Otherwise, if described local ip address is different from described source IP address, described local ip address is packaged into Framed-IP-AddressAVP.
6. method according to claim 5, is characterized in that, described ability open platform sends network capabilities by Rx interface to PCRF and ensures that request comprises:
Ability open platform, using described source IP address as public network IP address, according to the deployment strategy that operator pre-sets, obtains called number Called-Station-Id corresponding to described public network address and IP domain name identification IP-Domain-Id;
Ability open platform sends described network capabilities by Rx interface and ensures request, described Called-Station-Id and described IP-Domain-Id;
To described network capabilities, route agent node DRA network ensures that route conversion is carried out in request according to described Called-Station-Id and described IP-Domain-Id, described network capabilities is ensured Request routing is to corresponding described PCRF.
7. a binding session system, is characterized in that, comprising:
Applications client, coupling is arranged in the user terminal, for when described user terminal uses internet, applications, obtain the user totem information of this user terminal user and report application server by reporting message, described user totem information comprises IMSI or MSISDN and/or local ip address;
Application server, for when being defined as described user terminal user and applying for QoS resource, sends resource bid message to ability open platform, carries described user totem information in this resource bid message; If described user totem information comprises local ip address, also in resource bid message, carry this source IP address for the source IP address that reads in reporting message;
Ability open platform, for being that described user terminal user distributes QoS resource according to described resource bid message, and IMSI or MSISDN in described resource bid message is packaged into Subscription-IdAVP, the local ip address in described resource bid message is packaged into Framed-IP-AddressAVP; And sending network capabilities guarantee request by Rx interface to PCRF, this network capabilities ensures asks to comprise the QoS resource information for described user terminal user distributes and described Subscription-IdAVP and/or Framed-IP-AddressAVP;
PCEF, for when the PCC of user terminal user described in acquisition request is regular, send PCC by Gx interface to described PCRF and obtain request message, this PCC obtains local ip address, IMSI and the MSISDN that request message comprises described user terminal user;
PCRF, the network capabilities obtaining local ip address, IMSI or MSISDN in request message for comprising described PCC described in basis ensures request, generate the policy control information of described user terminal user and issue described PCEF, so that PCEF carries out QoS of survice control to described user terminal.
8. system according to claim 7, is characterized in that, described applications client comprises:
Service Processing Module, for realizing the client traffic process of internet, applications; When detecting that described user terminal uses internet, applications, indicating user identification module obtains the user totem information of this user terminal user, and reports application server by reporting message;
Subscriber Identity Module, for obtaining the user totem information of described user terminal user according to the instruction of Service Processing Module.
9. system according to claim 8, is characterized in that, described Subscriber Identity Module, extracts the IMSI of described user terminal user especially by the bottom built-in function or third party library function that call intelligent terminal operation system;
The free text message breath query interface that concrete use operator provides obtains the MSISDN of described user terminal user;
Especially by the local IP interface function calling intelligent terminal operation system, read the local ip address of described user terminal.
10. the system according to claim 7 to 9 any one, is characterized in that, described ability open platform comprises:
Resource distribution module, for being that described user terminal user distributes QoS resource according to described resource bid message;
Binding session parameter generation module, for when described resource bid message comprises IMSI or MSISDN, is packaged into Subscription-IdAVP by this IMSI or MSISDN; When described resource bid message comprises local ip address and source IP address, whether more described local ip address is identical with described source IP address; If described local ip address is identical with described source IP address, described local ip address or described source IP address are packaged into Framed-IP-AddressAVP; Otherwise, if described local ip address is different from described source IP address, described local ip address is packaged into Framed-IP-AddressAVP;
Sending module, ensure request for sending network capabilities by Rx interface to PCRF, this network capabilities ensures asks to comprise the QoS resource information for described user terminal user distributes and described Subscription-IdAVP and/or Framed-IP-AddressAVP.
11. systems according to claim 10, it is characterized in that, when described sending module sends network capabilities guarantee request by Rx interface to PCRF, specifically using described source IP address as public network IP address, according to the deployment strategy that operator pre-sets, obtain Called-Station-Id and IP-Domain-Id that described public network address is corresponding; And send described network capabilities guarantee request, described Called-Station-Id and described IP-Domain-Id by Rx interface;
Described system also comprises: DRA network, for ensureing that route conversion is carried out in request according to described Called-Station-Id and described IP-Domain-Id to described network capabilities, described network capabilities is ensured Request routing is to corresponding described PCRF.
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