CN101217704B - An updating method of user information of authentication authorized charging system - Google Patents
An updating method of user information of authentication authorized charging system Download PDFInfo
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- CN101217704B CN101217704B CN2008100023830A CN200810002383A CN101217704B CN 101217704 B CN101217704 B CN 101217704B CN 2008100023830 A CN2008100023830 A CN 2008100023830A CN 200810002383 A CN200810002383 A CN 200810002383A CN 101217704 B CN101217704 B CN 101217704B
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Abstract
The invention discloses a method for renewing user information in an authentication authorization accounting system, which comprises that: the authentication authorization accounting system of packet switched domain maintains the binding relationship between the international mobile user identification number and user personal number; when circuit switched domain detects that the binding relationship between the international mobile user identification number and user personal number is changed, the home location register of circuit switched domain sends a renewed user information request to the authentication authorization accounting system of packet switched domain; after the request of renew user information, the authentication authorization accounting system of packet switched domain modifies the binding relationship, which maintains in local, of the international mobile user identification number and user personal number. The invention facilitates the authentication authorization accounting system to renew user information in time, thus solving the accounting problem of user data service and potential safety.
Description
Technical field
The present invention relates to the information updating in the moving communicating field, particularly, relate to the updating method of user information of authentication and authorization charging system.
Background technology
CDMA2000 (sign indicating number divides many system visits) system is one of main pattern of mobile communication system, for travelling carriage (Mobile Station abbreviates MS as) provides the multiple service that comprises voice, data.
Fig. 1 is the schematic network structure of CDMA2000.
Radio Access Network (Radio Acess Network, abbreviate RAN as) comprise base station controller (Base Station Controller, abbreviate BSC as), base station transceiver (BaseTransceiver Station, BTS) and Packet Control Function (Packet Control Function abbreviates PCF as) module.Wherein, PCF is the unit of being responsible for grouping control in the wireless network, is used to Radio Access Network and packet network that interface is provided.
Mobile switching centre's (Mobile Switch Center abbreviates MSC as) control is positioned at the travelling carriage (MS) of its compass of competency.User attaching location register (Home LocationRegister abbreviates HLR as) is a database, storage user's the parameter information and the information of the present present position of relevant user.VLR Visitor Location Register (Visit LocationRegister, abbreviate VLR as, be integrated in the module with MSC) also be a database, be used to the call proceeding retrieving information of MS in the MSC compass of competency, storage user's number, the identification in present position district and the parameters such as service that provide to the user.
Packet network comprises packet data serving node (Packet Data Service Node abbreviates PDSN as), authentication and authorization charging system (Authentication AuthorizationAccounting abbreviates AAA as) etc.Below will be to further various piece being described.
PDSN: packet data serving node, close as grouped data access network, travelling carriage (MS) IP is provided access way, be responsible for travelling carriage (MS) distributing IP address, the state of leading subscriber is transmitted user's grouped data, enters the Internet.
Ownership AAA: to subscription authentication, mandate and charging, the RADIUS in Fig. 1 middle finger home IP network.
Visit AAA: authentication, mandate and the charging message of transmitting the user are given ownership AAA, Fig. 1 middle finger with serve the RADIUS that PDSN directly is connected.
Middle AAA: transmit authentication, mandate and charging message between visit AAA and the ownership AAA, the RADIUS in Fig. 1 middle finger agency network.
In the CDMA2000 grid, according to 3rd Generation Partnership Project 2 (3GPP2) agreement, packet-switched domain uses international mobile subscriber identifier (InternationalMobile Subscriber Identity abbreviates IMSI as) to provide the data service service as user's unique identification for the user.
Because historical reasons, the charge system and payment system (the Prepaid Pay Service of most mobile communication carriers, abbreviating PPS as) all consistent individual subscriber number (Mobile Directory Number abbreviates MDN as) that uses charges to user's miscellaneous service (comprising voice, data etc.) as user's unique identification.Packet-switched domain is by safeguarding that in authentication and authorization charging system (AAA) the binding relationship table of a international mobile subscriber identifier (IMSI) and individual subscriber number (MDN) solves the charging problem.
Yet, user's signatory attribute (binding relationship that comprises user IMSI and MDN) is kept at the network element-user attaching location register (HLR) of CDMA2000 lattice network switching domain, when the signatory attribute of user changes, packet switching domain network element-authentication and authorization charging system (AAA) can not real-time update user IMSI and the binding relationship of MDN, so the charging bill that packet-switched domain produces can produce entanglement, prepayment service user even can't use data service.
Summary of the invention
Consider in the charging method of present employing because packet switching domain network element-authentication and authorization charging system can't the real-time update subscriber data, thereby entanglement may take place or have potential safety hazard in the charging of user data service, and may cause the prepayment service user can't use the problem of data service and propose the present invention, for this reason, the present invention aims to provide the updating method of user information of a kind of authentication and authorization charging system.
According to the present invention, the updating method of user information of a kind of authentication and authorization charging system is provided, has been applied to comprise the grid of packet-switched domain and circuit commutative field, wherein, packet-switched domain comprises the authentication and authorization charging system, and circuit commutative field comprises attaching position register.
This method comprises following processing: the authentication and authorization charging system maintenance international mobile subscriber identifier of packet-switched domain and the binding relationship of individual subscriber number; When the binding relationship that circuit commutative field detects user's international mobile subscriber identifier and individual subscriber number changed, the attaching position register of circuit commutative field sent the update user information request to the authentication and authorization charging system of packet-switched domain; Receive the update user information request, the user's of the authentication and authorization charging system modification local maintenance of packet-switched domain the international mobile subscriber identifier and the binding relationship of individual subscriber number.
Wherein, the authentication and authorization charging system safeguards the binding relationship of international mobile subscriber identifier and individual subscriber number by the binding relationship table, and wherein, each user is corresponding to a record in the binding relationship table.
Preferably, in said system, at circuit commutative field, accounting system changes user's individual subscriber number by the signatory message of interface modification attaching position register.
In addition, attaching position register is by front end processor and authentication and authorization charging system communication.
Preferably, after receiving the update user information request, further comprise: the authentication and authorization charging system of packet-switched domain judges whether the update user information request is legal, and be judged as under the legal situation user's of modification local maintenance the international mobile subscriber identifier and the binding relationship of individual subscriber number.
Wherein, whether above-mentioned authentication and authorization charging systems inspection this locality exists the safety management configuration of the source IP address of update user information request, is under the situation that is in judged result, judges that the update user information request is legal.Preferably, whether legal processing is specially to judge the update user information request: whether authentication and authorization charging systems inspection this locality exists the safety management configuration of the source IP address of user profile update request, in judged result is under the situation that is, judges that the user profile update request is legal.
Preferably: above-mentioned update user information request is the RADIUS signaling.Wherein, the sign, international mobile subscriber identifier property value that carries update user information in the RADIUS signaling is right to, individual subscriber number property value.
Preferably, the operation of revising the binding relationship of user's international mobile subscriber identifier and individual subscriber number of authentication and authorization charging system is specially: the authentication and authorization charging system according to the international mobile subscriber identifier property value that carries in the RADIUS signaling to the record of retrieval international mobile subscriber identifier in local data base; Record according to retrieval finds the international mobile subscriber identifier of local maintenance and the binding relationship of individual subscriber number; The international mobile subscriber identifier of the local maintenance of modification being found according to the individual subscriber number property value that carries in the RADIUS signaling and the binding relationship of individual subscriber number.
Preferably, behind the user's of authentication and authorization charging system modification local maintenance the international mobile subscriber identifier and the binding relationship of individual subscriber number, send user profile to home location server and upgrade response.
By the present invention, attaching position register can real-time informing authentication and authorization charging system international mobile subscriber identifier and the variation of the binding relationship of individual subscriber number, can be so that the authentication and authorization charging system in time change (renewal) user profile (data), thus the charging problem of user data service and the safety problem that may exist solved.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the schematic network structure according to CDMA 2000 systems of correlation technique;
Fig. 2 is the flow chart according to the updating method of user information of the authentication and authorization charging system of the embodiment of the invention;
The IMSI property value right schematic diagram of Fig. 3 (a) for carrying according to the RADIUS signaling of the embodiment of the invention;
The MDN property value right schematic diagram of Fig. 3 (b) for carrying according to the RADIUS signaling of the embodiment of the invention;
Fig. 4 is the signaling process figure that upgrades according to CDMA2000 grid circuit commutative field notice packet switching domain user profile in the updating method of user information of the authentication and authorization charging system of the embodiment of the invention;
Fig. 5 is a flow chart of handling unique user information updating request according to CDMA2000 grid packet-switched domain in the updating method of user information of the authentication and authorization charging system of the embodiment of the invention.
Embodiment
As mentioned above, in the charge system that adopts at present, because packet switching domain network element-authentication and authorization charging system (hereinafter to be referred as AAA system) can't the real-time update subscriber data, thereby entanglement may take place or have potential safety hazard in the charging of user data service, and may cause the prepayment service user can't use data service.
In view of this, the present invention aims to provide a kind of updating method of user information of AAA system, makes the renewal subscriber data that AAA system can be real-time, thereby avoids occurring the problems referred to above.
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Fig. 2 is the flow chart that illustrates according to the updating method of user information of the AAA system of the embodiment of the invention.As shown in Figure 2, usually, comprise following processing (step S202-step S206) according to the updating method of user information of the AAA system of the embodiment of the invention:
Step S202, the AAA system of packet-switched domain safeguard the binding relationship of international mobile subscriber identifier (IMSI) and individual subscriber number (MDN);
Step S204, when the binding relationship that circuit commutative field detects user's IMSI and MDN changed, the attaching position register of circuit commutative field (HLR) sent update user information request (following will be that example describes with the RADIUS signaling) to packet-switched domain;
Step S206 receives the update user information request, the user's of the AAA system modification local maintenance of packet-switched domain IMSI and the binding relationship of MDN.
Below each above-mentioned step will be described particularly.
(1) step S202
The binding relationship table of AAA system maintenance customer's IMSI and MDN, wherein, each user KEYI is corresponding to a record in the binding relationship table.
When the postpaid service user uses data service, AAA generates charging bill, wherein comprise the MDN field and use for mobile communication carrier's charge system, when the prepaid user used data service, the AAA transmission was carried the MDN property value and is given payment system to the RADIUS signaling of (AVP).
(2) step S204
The HLR network element uses front end processor, uses Signaling System Number 7 to communicate by letter between HLR and the front end processor, and front end processor is communicated by letter by IP network with AAA.When accounting system was revised the signatory message of the user of HLR by interface, if the binding relationship of user's IMSI and MDN changes, then HLR notice front end processor sent user profile update request (for example, the RADIUS signaling) to AAA, initiates the user profile renewal.
This process can further describe as follows:
(1) CDMA2000 grid circuit switching domain network element-user attaching location register (HLR) receives the tent interface message, the change user signing contract information, find the binding relationship change of user's international mobile subscriber identifier (IMSI) with individual subscriber number (MDN), use Signaling System Number 7 notice front end processor;
(2) front end processor receives the notice of user attaching location register (HLR), sends the RADIUS signaling to packet switching domain network element-authentication and authorization charging system (AAA) by IP network, and signaling bear is on udp protocol, and concrete signaling parameter is as follows:
A. message code (CODE) is 0xFB, and meaning is subscriber data change request
B. carry the IMSI property value to (AVP), shown in Fig. 3 (a), Type:OxFB wherein
C. carry the MDN property value to (AVP), shown in Fig. 3 (b), Type:OxFC wherein
D. authentication (Authenticator) is the sixteen bit random number
(3) step S206
Receive the update user information request, AAA system judges whether the update user information request is legal, and only is being judged as under the legal situation, just revises user's the IMSI of local maintenance and the binding relationship of MDN.
With the RADIUS signaling is example, packet switching domain network element-AAA receives message code (CODE) and is the RADIUS signaling of 0xFB, check the source IP address of signaling message, search the security association configuration whether this IP address is arranged in the system, if have, think that then this signaling is legal,, then directly abandon this signaling and be left intact if do not have.
Thinking under the legal situation of signaling, authentication and authorization charging system (AAA) checks whether the property value that carries in the RADIUS signaling is to carrying IMSI and MDN in (AVP), if judged result is for being, then ignore other property values that the RADIUS signaling carries to (AVP), the record of this IMSI in the retrieval local data base, and find the binding relationship entry of this IMSI and MDN, the binding relationship of IMSI and MDN in this entry of the local maintenance of modification being found according to the MDN property value that carries in the RADIUS signaling.
After above-mentioned processing, preferably, AAA system sends the front end processor of RADIUS response signaling to HLR, message code (CODE) is 0xFE, and front end processor receives the RADIUS response signaling that AAA system sends, and sends response to HLR by Signaling System Number 7, HLR receives the response signaling of front end processor, sends response signaling to accounting system by the tent interface.
The present invention may be better understood by the flow chart shown in Fig. 4 and Fig. 5, and wherein, Fig. 4 shows the signaling process figure that CDMA2000 grid circuit commutative field notice packet switching domain user profile is upgraded; Fig. 5 shows the flow chart that CDMA2000 grid packet-switched domain is handled unique user information updating request.
As shown in Figure 4, the user profile renewal process roughly can be described below (401-406):
401, accounting system sends the change request of user profile (data) to HLR by interface message;
402, HLR finds that user's IMSI and the binding relationship of MDN change, and use Signaling System Number 7 notice front end processor;
403, front end processor receives the notice of HLR, sends the RADIUS signaling to packet switching domain network element-AAA by IP network;
404, AAA receives the subscriber data change demand signalling (RADIUS) that the HLR front end processor sends, and handles back transmission response signaling (RADIUS) and gives front end processor;
405, after the front end processor processing response signaling, use Signaling System Number 7 notice HLR;
406, after HLR receives the notice of front end processor, send response to accounting system by interface message.
As shown in Figure 5, the processing of packet-switched domain can be described below (501-507):
501, AAA receives the request message of change subscriber data, and message code (CODE) is the RADIUS signaling of 0xFB;
502, AAA checks the source IP address of RADIUS signaling message, searches the security association configuration whether this IP address is arranged in the system.If no, abandon this signaling, jump to 507;
503, AAA checks whether the property value that the RADIUS signaling is carried carries IMSI and MDN to (AVP), if do not have, AAA sends the RADIUS response that message code (CODE) is 0xFE, jumps to 507;
504, whether the data information of this IMSI is arranged in the AAA check system, if do not have, AAA sends the RADIUS response that message code (CODE) is 0xFE, jumps to step 507;
505, the binding relationship of this IMSI and MDN in the AAA modification system;
506, it is the RADIUS response signaling of 0xFC that AAA sends message code (CODE);
507, finish.
As mentioned above, by means of the present invention, the variation of the binding relationship by HLR real-time informing AAA system international mobile subscriber identifier and individual subscriber number, can be so that AAA system be in time changed (renewal) user profile (data), thus the charging problem of user data service and the safety problem that may exist solved.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the updating method of user information of an authentication and authorization charging system is applied to comprise the grid of packet-switched domain and circuit commutative field, wherein, packet-switched domain comprises the authentication and authorization charging system, circuit commutative field comprises attaching position register, it is characterized in that, described method comprises:
The authentication and authorization charging system maintenance international mobile subscriber identifier of packet-switched domain and the binding relationship of individual subscriber number;
When the binding relationship that circuit commutative field detects user's international mobile subscriber identifier and individual subscriber number changed, the attaching position register of described circuit commutative field sent the update user information request to the authentication and authorization charging system of described packet-switched domain;
Receive described update user information request, the described user's of the authentication and authorization charging system modification local maintenance of described packet-switched domain the described international mobile subscriber identifier and the binding relationship of described individual subscriber number.
2. updating method of user information according to claim 1 is characterized in that,
Described authentication and authorization charging system safeguards the binding relationship of described international mobile subscriber identifier and individual subscriber number by the binding relationship table, and wherein, each user is corresponding to a record in the described binding relationship table.
3. information updating method according to claim 1 is characterized in that,
At described circuit commutative field, accounting system is revised the signatory message of described attaching position register by interface, changes described user's described individual subscriber number.
4. updating method of user information according to claim 1 is characterized in that,
Described attaching position register is by front end processor and described authentication and authorization charging system communication.
5. updating method of user information according to claim 1 is characterized in that, after receiving described update user information request, further comprises:
The authentication and authorization charging system of described packet-switched domain judges whether described update user information request is legal, and be judged as under the legal situation the described user's of modification local maintenance the described international mobile subscriber identifier and the binding relationship of described individual subscriber number.
6. updating method of user information according to claim 5 is characterized in that, whether legal processing is specially to judge described update user information request:
Whether described authentication and authorization charging systems inspection this locality exists the safety management configuration of the source IP address of described update user information request, is under the situation that is in judged result, judges that described update user information request is legal.
7. according to each described updating method of user information in the claim 1 to 6, it is characterized in that described update user information request is the RADIUS signaling.
8. updating method of user information according to claim 7 is characterized in that, the sign, international mobile subscriber identifier property value that carries update user information in the described RADIUS signaling is right to, individual subscriber number property value.
9. updating method of user information according to claim 8 is characterized in that, the operation that the binding relationship of described user's described international mobile subscriber identifier and described individual subscriber number is revised by described authentication and authorization charging system is specially:
Described authentication and authorization charging system according to the described international mobile subscriber identifier property value that carries in the described RADIUS signaling to the record of retrieval international mobile subscriber identifier in local data base;
Described record according to retrieval finds the international mobile subscriber identifier of local maintenance and the binding relationship of individual subscriber number;
The international mobile subscriber identifier of the described local maintenance of modification being found according to the individual subscriber number property value that carries in the described RADIUS signaling and the binding relationship of individual subscriber number.
10. information updating method according to claim 1, it is characterized in that, described authentication and authorization charging system sends user profile to described home location server and upgrades response after revising the binding relationship of described user's the described international mobile subscriber identifier of local maintenance and described individual subscriber number.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101384010B (en) * | 2008-10-15 | 2011-11-16 | 华为技术有限公司 | On-line charging method and system |
| CN101771996B (en) * | 2008-12-30 | 2011-06-22 | 华为技术有限公司 | Terminal, position information providing device, position updating method and position updating system |
| CN101998380B (en) * | 2009-08-13 | 2014-11-19 | 中国电信股份有限公司 | Method for transmitting mobile directory number (MDN) |
| CN101711030B (en) * | 2009-12-09 | 2012-10-10 | 中兴通讯股份有限公司 | System and method for realizing authentication in communication system |
| CN104753909B (en) * | 2013-12-31 | 2016-12-07 | 腾讯科技（深圳）有限公司 | Method for authenticating after information updating, Apparatus and system |
| CN104135512B (en) * | 2014-07-16 | 2015-08-05 | 小米科技有限责任公司 | Service registry update method, device, server and client |
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| CN1852385A (en) * | 2005-06-17 | 2006-10-25 | 华为技术有限公司 | Method and system for realizing prepayment business for communication network |
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| CN101043701A (en) * | 2006-03-23 | 2007-09-26 | 华为技术有限公司 | Method for IP multimedia subsystem to provide register and call continuousness for mobile circuit domain user and system thereof |
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| CN1852385A (en) * | 2005-06-17 | 2006-10-25 | 华为技术有限公司 | Method and system for realizing prepayment business for communication network |
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| CN101043701A (en) * | 2006-03-23 | 2007-09-26 | 华为技术有限公司 | Method for IP multimedia subsystem to provide register and call continuousness for mobile circuit domain user and system thereof |
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