CN1976291A - Method for gateway GPRS support node payment metering method based on swith-on - Google Patents
Method for gateway GPRS support node payment metering method based on swith-on Download PDFInfo
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- CN1976291A CN1976291A CNA2006101672162A CN200610167216A CN1976291A CN 1976291 A CN1976291 A CN 1976291A CN A2006101672162 A CNA2006101672162 A CN A2006101672162A CN 200610167216 A CN200610167216 A CN 200610167216A CN 1976291 A CN1976291 A CN 1976291A
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Abstract
A charging method of gateway GPRS support node based on access position includes defining out different access grade by controlling surface address with gateway GPRS support node, defining out different charging mode based on said different access grade, adding an access grade field in PDP cotext, sending a setting up request to GGSN by SGSN and setting up on-line charging session between GGSN and on-line charging system, confirming user access grade and writing it in PDP cotext then selecting a charging mode by GGSN according to PDU message information.
Description
Technical field
The present invention relates to mobile Packet Service field, relate in particular to online charging technology wherein.
Background technology
As shown in Figure 1, in GPRS (GPRS) network, Online Charging System comprises following network element and interface: travelling carriage (MS), wireless access network (RAN), Serving GPRS Support Node (SGSN), Gateway GPRS Support Node (GGSN), packet data network (PDN) and Online Charging System (OCS), wherein:
SGSN:SGSN is the processing center of Packet Service, supports the access of BSC (base station controller) and RNC (radio network controller) simultaneously.SGSN directly serves the mobile subscriber, the business of mobile management, the contextual processing of PDP (packet data protocol) and other PS (packet-switched domain) type is provided to the mobile subscriber, SGSN stores PS territory user's relevant position and CAMEL-Subscription-Information, these data are necessary handling initial or passive packet data transmission, its very similar VLR (access location is deposited) is a dynamic database equally.
GGSN:GGSN is the node that PLMN network (PLMN) connects outside PDN network, and it is actually an internet gateway.By the Gi mouth and the PDN network interconnection, interconnected by Gn, Gp mouth and SGSN, GGSN comprises the routing iinformation that is used to connect the user, provides passage for the PDU (Packet Data Unit) of external data network delivers to MS.GGSN comprises a logical functional entity TPF (business platform function), and TPF must be with the data stream filtering of different user in different server data stream, so that collect the offline charging data and carry out on-line payment control.TPF supports predefined charging regulation (static filter) and dynamically receives charging regulation from CRF (charging regulation management function entity).
Gn interface: between the SGSN, the perhaps interface between SGSN and the GGSN.
Gi interface: GGSN is with the interface between the PDN.
The Gy interface: this interface is equal to Ro interface, is the online charging interface between the same OCS of TPF (Online Charging System).
Gp interface: be similar to gn interface, be used to connect the SGSN between the different PLMN networks, the SGSN of perhaps different PLMN networks and GGSN.
Description (4.2Charging Rules:4.2 charging regulation) for charging regulation is arranged in 3GPP (3rd Generation Partnership Project) 29.210, also all there are the specific descriptions of having done the local configuring charging rule of GGSN realization content charging in the standard about content charging separately in China Telecom, China Mobile, CHINAUNICOM and China Mobile simultaneously.But these describe without exception all be the corresponding charging rate group (Rating group) of each rule, so no matter the user from which SGSN inserts, the charging rate group that it is used to charge all is identical, can't be according to the positional information Dynamic Selection charging rate group of user in the mobile network.
As shown in Figure 2, it is as follows to carry out the flow process of online charging behind the existing activation PDP:
201:SGSN receives that the PDP of portable terminal activates request;
202:SGSN sends to GGSN and creates the PDP Context request, carries the SGSN control plane address in the message;
203:GGSN sends on-line charging request (CCR) to OCS, and the online charging session between GGSN and the OCS is set up in request;
204:OCS returns online charging response (CCA) to GGSN, sets up the online charging session between GGSN and the OCS;
205:GGSN returns to SGSN and creates the PDP Context response;
206: portable terminal begins the message to GGSN transport service PDU;
207:GGSN is according to the charging regulation of the coupling of the local configuration of the L3-L7 layer in the PDU message (IP layer, TCP/UDP layer, application layer) information searching GGSN, charging regulation according to coupling is determined Rating group, and to OCS transmission CCR message, the request credit line is carried selected Rating group in the message;
208:OCS returns CCA message to GGSN, carries the credit line value of distribution in the CCA message;
209: begin the mutual of data message (PDU) between user and the PDN, the business that the user uses PDN to provide.
After the user brings into use business, switch, need renewal connecing not, as shown in Figure 3, upgrade access rank flow process when SGSN switched during PDP activated and may further comprise the steps if SGSN takes place:
301: portable terminal sends the routing update request to new SGSN;
302: new SGSN is completing successfully PDP Context renewal back to the request of GGSN transmission renewal PDP Context;
303:GGSN returns to new SGSN and upgrades the PDP Context response;
304: new SGSN returns the routing update response to portable terminal.
Can only be to be each charging rate group of professional fixed configurations (Ratinggroup) in the existing technology, no matter the user moves to everywhere be to charge according to the charging rate of this fixed configurations.The positional information of user in the mobile network is dynamic change, as the user from a city to the another one city, or even when National roaming was gone abroad, its corresponding rate should be different, existing charging way haves much room for improvement.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of charging method, can insert the ground different mining according to the user and charge with different charging rates.
The present invention proposes a kind of Gateway GPRS Support Node based on inserting the method that ground charges, and comprises following steps:
(a) Gateway GPRS Support Node GGSN, increases by one and inserts level field according to inserting the different charging way of rank different definition according to the different different access ranks of Serving GPRS Support Node SGSN control plane address definition in PDP Context;
(b) portable terminal activates request to SGSN initiation packet data protocol PDP, and SGSN sends to GGSN and creates the PDP Context request, carries the SGSN control plane address in the message;
(c) create online chargeable session between GGSN and the Online Charging System;
(d) the SGSN control plane address that carries in the establishment PDP Context request message that GGSN sends according to SGSN in the step (b) is determined user's access rank, and it is write access level field in the PDP Context;
(e) GGSN returns to SGSN and creates the PDP Context response, and portable terminal begins the message to GGSN transport service Packet Data Unit PDU;
(f) GGSN selects charging way according to the PDU message information in conjunction with the access rank in the PDP Context.
Described method further comprises step (g): GGSN and sends request credit line message to Online Charging System, carries charging way selected in the step (f) in the message, and after Online Charging System distributed the credit line value to GGSN, the user brought into use business.
Different charging ways is the charging rate group different according to different access level definitions in the described step (a).
GGSN mates charging regulation according to the L3-L7 layer information in the PDU message in the described step (f), has determined further to determine charging way according to the access rank in the PDP Context again behind the charging regulation.
If SGSN takes place and switches in portable terminal in PDP activation, need the access level field in the renewal PDP Context, the access rank of the SGSN control plane address correspondence that newly switches to is write access level field in the PDP Context.
The method of described renewal PDP Context further comprises following steps:
(h1) portable terminal sends the routing update request to the SGSN that newly switches to;
(h2) new SGSN carries new SGSN control plane address finishing PDP Context renewal back to the request of GGSN transmission renewal PDP Context in the message;
(h3) after GGSN receives and upgrades the PDP Context request, redefine user's access rank, it is write access level field in the PDP Context, finish the renewal of PDP Context according to the new SGSN control plane address in the message;
(h4) GGSN returns to new SGSN and upgrades the PDP Context response;
(h5) new SGSN returns the routing update response to portable terminal.
Method of the present invention, at first according to the SGSN control plane address difference that inserts the user is divided into different access ranks at GGSN, and the different corresponding different charging rate groups of rank that insert, in the PDP Context of GGSN, increase by one then and insert level field, determine that according to the user it inserts rank with inserting, GGSN refers again to the access rank and selects the charging rate group, inserts the ground difference and the purpose of employing different charge rate thereby reach according to the user.
Description of drawings
Fig. 1 is an online charging network architecture schematic diagram in the prior art;
Fig. 2 is a conventional online charging flow schematic diagram;
SGSN switching flow during Fig. 3 existing P DP activates;
Fig. 4 the present invention is based on to insert the charging flow that the charging rate group is selected on ground;
Fig. 5 upgrades when SGSN switched during PDP of the present invention activated to insert the rank flow process.
Embodiment
Further describe method of the present invention below in conjunction with drawings and Examples.
Method provided by the invention, at first be divided into different access ranks according to SGSN control plane address (SGSNAddress for signaling) in GGSN this locality, in GGSN predefine charging regulation, according to inserting the different charging rate group of rank different definition, in the PDP Context of GGSN, increase by one simultaneously and insert level field.
When GGSN receives the establishment PDP Context request (Create PDP ContextRequest) of SGSN, determine the access rank of current PDP and be saved in the access level field of PDP Context according to the SGSN control plane address that carries in the message, when the user carries out follow-up business, GGSN selects the charging rate group with reference to inserting rank, thereby solved the user when difference inserts ground and inserts GGSN, the problem of selecting different Rating group to charge according to the difference that inserts ground.
The user can use a plurality of different business in the process that activates a PDP, such as visit Sina and Yahoo, present online charging technology can be distinguished the concrete business of user according to user's message at GGSN, and determine different Rating group according to the business of using (such as Sina and Yahoo), the present invention further will insert level field and write PDP Context, make the different business of the each visit of user further to come to determine concrete Ratinggroup according to the access rank in the PDP Context.
As shown in Figure 4, the present invention is based on access ground selects Rating Group charging flow may further comprise the steps:
401:SGSN receives that the PDP of portable terminal activates request;
402:SGSN sends to GGSN and creates the PDP Context request, carries the SGSN control plane address in the message;
403:GGSN sends on-line charging request (CCR) to OCS, and the online charging session between GGSN and the OCS is set up in request;
404:OCS returns online charging response (CCA) to GGSN, sets up the online charging session between GGSN and the OCS;
405:GGSN determines that the user inserts rank, and writes the access level field in the PDP Context according to the SGSN control plane address the establishment PDP Context request message that receives from SGSN;
406:GGSN returns to SGSN and creates the PDP Context response;
407: portable terminal begins the message to GGSN transport service PDU;
The charging regulation that 408:GGSN disposes according to PDU message information coupling this locality, and insert rank in conjunction with the user and select Rating group;
Can determine rating group (charging rate) according to charging regulation, OCS charges according to ratinggroup.Comprise L3-L7 layer information in the charging regulation, GGSN mates charging regulation according to the L3-L7 layer information in the message, and further determines ratinggroup according to the charging regulation that matches.
The simplest mode is exactly: the rating group of a correspondence of each charging regulation configuration, determined that charging regulation just determined rating group.
Mode among the present invention is to have determined further to determine rating group according to user's access rank again behind the charging regulation that the dynamics of Ji Feiing has obtained reinforcement like this.
409:GGSN sends CCR message to OCS, and the request credit line is carried Rating group selected in the step 408 in the message;
410:OCS sends CCA message to GGSN, returns the credit line value of distribution;
411: begin the mutual of data message (PDU) between user and the PDN, the business that the user uses PDN to provide.
As shown in Figure 5, the user was taken place to upgrade when SGSN switches and is inserted the rank flow process during PDP of the present invention activated, and may further comprise the steps:
501: portable terminal sends the routing update request to the SGSN that newly switches to;
502: new SGSN carries new SGSN control plane address completing successfully PDP Context renewal back to the request of GGSN transmission renewal PDP Context in the message;
503:GGSN redefines the user according to the new SGSN control plane address in the message and inserts rank after receiving and upgrading the PDP Context request, and it is write access level field in the PDP Context, finishes the renewal of PDP Context;
504:GGSN returns to new SGSN and upgrades the PDP Context response;
505: new SGSN returns the routing update response to portable terminal.
Its characteristics of above-mentioned method are 405,408 and 503, in 405 steps, confirm the access rank of PDP, in 408 steps,, in 503 steps, finish and when the user takes place to switch between SGSN, upgrade the access rank of preserving in the PDP Context in conjunction with the selected Rating group of the access rank of determining.
Claims (6)
1, a kind of Gateway GPRS Support Node comprises following steps based on inserting the method that ground charges:
(a) Gateway GPRS Support Node GGSN, increases by one and inserts level field according to inserting the different charging way of rank different definition according to the different different access ranks of Serving GPRS Support Node SGSN control plane address definition in PDP Context;
(b) portable terminal activates request to SGSN initiation packet data protocol PDP, and SGSN sends to GGSN and creates the PDP Context request, carries the SGSN control plane address in the message;
(c) create online chargeable session between GGSN and the Online Charging System;
(d) the SGSN control plane address that carries in the establishment PDP Context request message that GGSN sends according to SGSN in the step (b) is determined user's access rank, and it is write access level field in the PDP Context;
(e) GGSN returns to SGSN and creates PDP Context response portable terminal and begin the message to GGSN transport service Packet Data Unit PDU;
(f) GGSN selects charging way according to the PDU message information in conjunction with the access rank in the PDP Context.
2, the method for claim 1, it is characterized in that: described method further comprises step (g): GGSN and sends request credit line message to Online Charging System, carry charging way selected in the step (f) in the message, after Online Charging System distributed the credit line value to GGSN, the user brought into use business.
3, the method for claim 1 is characterized in that: different charging ways is the charging rate group different according to different access level definitions in the described step (a).
4, the method for claim 1, it is characterized in that: GGSN mates charging regulation according to the L3-L7 layer information in the PDU message in the described step (f), has determined further to determine charging way according to the access rank in the PDP Context again behind the charging regulation.
5, the method for claim 1, it is characterized in that: switch if SGSN takes place in PDP activation portable terminal, need to upgrade the access level field in the PDP Context, the access rank of the SGSN control plane address correspondence that newly switches to is write access level field in the PDP Context.
6, method as claimed in claim 5 is characterized in that: described method further comprises following steps:
(h1) portable terminal sends the routing update request to the SGSN that newly switches to;
(h2) new SGSN carries new SGSN control plane address finishing PDP Context renewal back to the request of GGSN transmission renewal PDP Context in the message;
(h3) after GGSN receives and upgrades the PDP Context request, redefine user's access rank, it is write access level field in the PDP Context, finish the renewal of PDP Context according to the new SGSN control plane address in the message;
(h4) GGSN returns to new SGSN and upgrades the PDP Context response;
(h5) new SGSN returns the routing update response to portable terminal.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2006101672162A CN1976291A (en) | 2006-12-13 | 2006-12-13 | Method for gateway GPRS support node payment metering method based on swith-on |
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| CNA2006101672162A CN1976291A (en) | 2006-12-13 | 2006-12-13 | Method for gateway GPRS support node payment metering method based on swith-on |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335632B (en) * | 2008-08-05 | 2011-09-21 | 中兴通讯股份有限公司 | Method for selecting charging system in next-generation network |
| CN101771988B (en) * | 2009-01-04 | 2013-06-26 | 中国移动通信集团公司 | Packet switching domain charging ticket generating method and packet switching domain gateway equipment |
| CN114500314A (en) * | 2021-12-30 | 2022-05-13 | 中国电信股份有限公司卫星通信分公司 | Method for realizing satellite communication flow statistics according to beam numbers |
-
2006
- 2006-12-13 CN CNA2006101672162A patent/CN1976291A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335632B (en) * | 2008-08-05 | 2011-09-21 | 中兴通讯股份有限公司 | Method for selecting charging system in next-generation network |
| CN101771988B (en) * | 2009-01-04 | 2013-06-26 | 中国移动通信集团公司 | Packet switching domain charging ticket generating method and packet switching domain gateway equipment |
| CN114500314A (en) * | 2021-12-30 | 2022-05-13 | 中国电信股份有限公司卫星通信分公司 | Method for realizing satellite communication flow statistics according to beam numbers |
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