WO2007140701A1 - Système et procédé réseau de facturation hors connexion et système et procédé réseau de facturation en ligne - Google Patents

Système et procédé réseau de facturation hors connexion et système et procédé réseau de facturation en ligne Download PDF

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Publication number
WO2007140701A1
WO2007140701A1 PCT/CN2007/001630 CN2007001630W WO2007140701A1 WO 2007140701 A1 WO2007140701 A1 WO 2007140701A1 CN 2007001630 W CN2007001630 W CN 2007001630W WO 2007140701 A1 WO2007140701 A1 WO 2007140701A1
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WIPO (PCT)
Prior art keywords
network
charging
user
offline
request
Prior art date
Application number
PCT/CN2007/001630
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English (en)
Chinese (zh)
Inventor
Haiyan Jian
Leibin Wang
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Huawei Technologies Co., Ltd
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Filing date
Publication date
Application filed by Huawei Technologies Co., Ltd filed Critical Huawei Technologies Co., Ltd
Publication of WO2007140701A1 publication Critical patent/WO2007140701A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications

Definitions

  • the present invention relates to the field of communications, and in particular, to a network offline charging system and method, and a network online charging system and method. Background technique
  • the IP Multimedia Subsystem is a subsystem superimposed on the existing packet domain in the WCDMA network added in the 3GPP R5 phase.
  • the packet domain is used as the bearer channel for the upper layer control signaling and media transmission.
  • the Session Initiation Protocol (SIP) is introduced as a service control protocol.
  • the SIP is simple, easy to expand, and convenient for media combination. It provides a rich multimedia service by separating the service control from the bearer control.
  • the main The function entity includes a Call Session Control Function (CSCF) that controls functions such as user registration and session control, and a Home Subscriber Server (HSS) that centrally manages user subscription data, and provides various service logic control functions.
  • CSCF Call Session Control Function
  • HSS Home Subscriber Server
  • the Application Server and the Charging Collection Function (CCF) for offline charging and the Online Charging System (OCS) for online charging.
  • CCF Charging Collection Function
  • OCS Online Charging System
  • the charging related system architecture defined in the 3GPP standard is shown in Figure 1.
  • the function of the Charging Gateway Function (CGF) is:
  • CDR routing and filtering and storing the CDR in the classified file according to the filtering rule, where the filtering rule may include: a CDR type, a CDR parameter, a CDF that generates a CDR, and the like.
  • CDR file management including: file creation, file open/close trigger, file deletion.
  • the CDR file is transferred to the billing domain BD.
  • CDF the function of CDF
  • Each billing event is for a certain CDR.
  • the charging function of the OCS is: 1. Online charging function; 2. Rate function; 3. Account management function.
  • the process of offline charging by the IMS network element described in the 3GPP standard in the process of processing a service is as follows.
  • the offline charging request sending process of the user is shown in Figure 2.
  • the network element collects the charging information
  • the offline charging request is sent to the CDF/CGF.
  • the offline charging request does not include the positioning information, and the CDF/CGF is received.
  • the network element is responded, and the offline charging response is sent to the network element.
  • the offline charging request sending process is shown in Figure 3.
  • S304 it is determined whether offline charging is performed (S304), and if offline charging needs to be performed, collecting charging service information is started (S306), and the offline charging request is sent to the charging trigger.
  • the functional entity or charging gateway function entity (S308) and then continues the business process (S310). If offline charging is not required to be performed, the business process is continued (S310).
  • S306 information such as the user location, the visited network identifier, and the like are not collected, and in S308, the offline charging request does not include the free information.
  • the interface between the CDF (CGF/CCF) and the service network element CSCF is defined as an Rf interface for the offline charging function.
  • the interface message is:
  • the process of online charging by the IMS network element in the process of processing the service is as shown in FIG. 4 and FIG. 5, and includes the following steps:
  • the network element performs a service request of the user.
  • the network element sends an online charging request to the online charging system (OCS).
  • OCS online charging system
  • the network element sends an online charging request (OCR) to the online charging.
  • OCR online charging request
  • the system where the online charging request does not include positioning information for determining a location of the user.
  • the online charging system responds after receiving the online charging request, and sends an online charging response to the network element.
  • the network element performs a service delivery of the user.
  • the network element sends an online charging deduction/authorization request to the online charging system.
  • the network element sends an online charging deduction/authorization request to the online charging system.
  • the network element performs termination of the user's service.
  • the network element sends offline charging information to the CDF/CGF.
  • the online charging request sending process of the user is as shown in FIG. 5.
  • the network element collects the charging information
  • the online charging request is sent to the OCS, where the online charging request does not include the positioning information, and the OCS receives the online charging.
  • the network element responds and sends an online charging response to the network element.
  • the IMS network for fixed users, it is mainly through IMPI/IMPU (IMS private user Identity/IMS Public User Identity, IMS Private User Identity/IMS Public User Identity).
  • the user is charged, so that when the user's location changes, the billing can only be performed in the same way, and the billing difference cannot be reflected after the user's location changes.
  • the area A and the area B have different charging standards (the charging method 1 and the charging method 2), for example, the charging rate is different, the charging period is different, and the like.
  • the charging mode after the user registers with the area A, the user can only charge the user according to the charging mode 1.
  • the area A changes to the area B, because there is no user in the charging information. If the location or the network identifier is visited, the accounting system cannot know the user's access network information. Therefore, the charging method is still performed according to the charging method 1. Therefore, the charging standard of the area B is not met, and the user cannot be correctly charged. .
  • the charging request does not carry the access network information and the visited network identification information, and the charging system cannot implement the relevant charging policy according to the access network information of the user, such as Users at different locations use different rates, use different billing periods, etc., which may cause inaccurate billing information.
  • Embodiments of the present invention provide a network offline charging system and method, and a network online charging system and method, which can perform different charging processing on a user according to a user's location.
  • the network offline charging system of the embodiment of the present invention is used in an IP multimedia subsystem.
  • the network charging system of the embodiment of the present invention includes: a first offline charging request generating device, located at a network element side, configured to generate a first offline charging request including positioning information for determining a location of the user, and to perform the first offline
  • the charging request is sent to the second offline charging request generating device, and the second offline charging request generating device is located in the charging collecting function entity, and configured to generate a second offline charging request including the positioning information according to the first offline charging request. And will leave the second.
  • the line charging request is sent to the charging request processing device; and the charging request processing device is located on the charging domain side, and is configured to determine the location of the user and perform corresponding calculation after identifying the positioning information in the second offline charging request Fee processing.
  • the network offline charging method of the embodiment of the present invention is used in an IP multimedia subsystem, and the method includes the following steps:
  • the network element generates a first offline charging request that includes positioning information for determining a location of the user, and sends the first offline charging request.
  • To the billing collection function entity The charging collection function entity generates a second offline charging request including positioning information according to the first offline charging request, and sends the second offline charging request to the charging domain;
  • the charging domain identifies the location information in the second offline charging request, and determines the location of the user based on the location information and performs corresponding charging processing.
  • the network online charging system of the embodiment of the present invention is used in an IP multimedia subsystem, and includes: an online charging request generating device, located at a network element side, configured to generate an online charging request including positioning information for determining a location of the user. And sending the first charging request to the online charging request processing device; the online charging request processing device is located at the online charging system side, and configured to determine the location of the user after identifying the positioning information in the online charging request And performing corresponding charging processing, and instructing the network element to perform corresponding service processing.
  • the network online charging method of the embodiment of the present invention is used for the IP multimedia subsystem, and the method includes the following steps:
  • the network element generates an online charging request including positioning information for determining a location of the user, and sends the online charging request to the online charging. System;
  • the online charging system identifies the location information in the online charging request, and determines the location of the user according to the location information, performs corresponding charging processing, and instructs the network element to perform corresponding service processing.
  • the embodiment of the present invention can determine the location of the user by identifying the access network information and the visited network identification information carried in the charging request, and execute the corresponding charging policy, so that the user can be more flexibly charged.
  • FIG. 1 is a block diagram of a system architecture related to billing according to the prior art
  • FIG. 2 is a schematic diagram of a process for performing offline charging by an IMS network element in a process of processing a service according to the prior art
  • FIG. 4 is a schematic diagram of an online charging process according to the prior art
  • FIG. 5 is a schematic diagram of an online charging request sending process according to the prior art
  • FIG. 4 is a schematic diagram of an online charging process according to the prior art
  • FIG. 5 is a schematic diagram of an online charging request sending process according to the prior art
  • FIG. 5 is a schematic diagram of an online charging request sending process according to the prior art
  • FIG. 6 is a schematic diagram of processing performed after a user's location is changed according to the prior art
  • FIG. 7 is a block diagram of a network offline charging system in accordance with an embodiment of the present invention.
  • FIG. 8 is a flowchart of a method for offline charging of a network according to an embodiment of the present invention.
  • FIG. 9 is a block diagram of a network online charging system according to an embodiment of the present invention.
  • FIG. 10 is a flowchart of a method for online charging of a network according to an embodiment of the present invention.
  • FIG. 11 is a schematic diagram of a network offline charging method according to an embodiment of the present invention
  • FIG. 12 is a schematic diagram of a network offline charging method according to another embodiment of the present invention
  • FIG. 13 is another embodiment according to the present invention.
  • FIG. 14 is a schematic diagram of a network offline charging method according to another embodiment of the present invention.
  • FIG. 7 is a block diagram of a network offline charging system in accordance with an embodiment of the present invention.
  • the network offline charging system in the embodiment of the present invention is used in an IP multimedia subsystem, where the network charging system includes: a first offline charging request generating device 702 and a second offline charging request generating device 704. And a billing request processing device 706.
  • the first offline charging request generating device 702 is located at the network element side, and is configured to generate a first offline charging request including positioning information for determining a location of the user, and send the first offline charging request to the second offline.
  • the billing request generating device 704 is located at the side of the billing collection function entity (including the billing data function entity and the billing gateway function entity), and is configured to generate the location according to the first offline billing request.
  • a second offline charging request of the information and sending the second offline charging request to the charging request processing device; and the charging request processing device 706, located at the charging domain side, for identifying the second offline charging request After the positioning information in the middle, the location of the user is determined and the corresponding charging processing is performed.
  • the positioning information includes at least one of the following information: a user access network information and a visited network.
  • Network identification Users access network information comprises information on at least one of: identifying a user access device is located, frame number, port type, slot number, the sub-slot number, port number, virtual circuit identifier and a cell global identity (Cell Global Identity) 0
  • the visited network identifier includes a pre-provisioned string that identifies the visited network.
  • the first offline charging request generating device includes: an offline user positioning information collecting module, configured to collect positioning information; and a first offline charging request generating module, configured to generate a first offline charging request including the positioning information.
  • the charging request processing device includes: an offline user location determining module, configured to identify positioning information in the second charging request, and determine a location of the user according to the positioning information; and a charging request processing module, configured to use the location according to the user Perform the corresponding billing process.
  • the foregoing network element includes: a call session control function entity and a session initiation protocol application server.
  • the session initiation protocol application server may obtain the visited network identifier from at least one of the following: a registration message sent by the call session function entity to the session initiation protocol application server, and a service request message sent by the call session function entity to the session initiation protocol application server.
  • FIG. 8 is a flowchart of a network offline charging method according to an embodiment of the present invention.
  • the network offline charging method is used in an IP multimedia subsystem according to an embodiment of the present invention, and includes the following steps: Step S802:
  • the network element generation includes determining a user a first offline charging request of the location information of the location, and sending the first offline charging request to the charging collection function entity;
  • Step S804 the charging collection function entity generates a second location including the positioning information according to the first offline charging request Offline charging request, and sending a second offline charging request to the charging domain;
  • step S806 the charging domain identifies the positioning information in the offline charging request, and determines the location of the user according to the positioning information and performs corresponding calculation Fee processing.
  • the foregoing positioning information includes at least one of the following information: a user's access network information and a visited network identifier.
  • the access network information of the user includes at least one of the following: an access device identifier, a frame number, a port type, a slot number, a subslot number, a port number, a virtual circuit identifier, and a global identifier of the cell where the user is located.
  • the visited network identifier includes the identifier of the access network of the area in which the user is located.
  • the foregoing step S802 includes: step S802-2, the network element collects the positioning information; and step S802-4, the network element generates a first offline charging request including the positioning information.
  • the foregoing step S806 includes: Step S806-2, the charging domain identifies the positioning information in the second offline charging request; and in step S806-4, the charging domain determines the location of the user according to the identified positioning information and performs corresponding calculation The fee is processed, and the network element is instructed to perform corresponding business processing.
  • the foregoing network element includes: a call session control function entity and a session initiation protocol application server.
  • the session initiation protocol application server may obtain the visited network identifier from at least one of the following: a registration message sent by the call session function entity to the session initiation protocol application server, and a service request message sent by the call session function entity to the session initiation protocol application server.
  • FIG. 9 is a block diagram of a network online charging system in accordance with an embodiment of the present invention.
  • the network charging method in the embodiment of the present invention is used in an IP multimedia subsystem, and the system includes: an online charging request generating device 902, located on a network element side, configured to generate a location for determining a location of a user.
  • the online charging request of the information, and the first charging request is sent to the online charging request processing device;
  • the online charging request processing device 904 is located at the online charging system side, and is used for identifying the positioning in the online charging request.
  • the location of the user is determined and the corresponding charging process is performed, and the network element is instructed to perform corresponding service processing.
  • the location information includes at least one of the following information: a user access network information and a visited network identifier.
  • the access network information of the user includes at least one of the following: an access device identifier, a frame number, a port type, a slot number, a subslot number, a port number, a virtual circuit identifier, and a global identifier of the cell where the user is located.
  • the visited network identifier includes the identifier of the access network of the area in which the user is located.
  • the online charging request generating device includes: an online user positioning information collecting module, configured to collect positioning information of the user; and an online charging request generating module, configured to generate an online charging request including the positioning information.
  • the online charging request processing device includes: an online user location determining module, configured to identify positioning information in the online charging request, and determine a location of the user according to the positioning information; and an online charging request processing module, configured to be used according to the user The location performs corresponding charging processing, and instructs the network element to perform corresponding service processing.
  • the foregoing network element includes: a call session control function entity and a session initiation protocol application server.
  • the session initiation protocol application server may obtain the visited network identifier from at least one of the following messages: The registration function sent by the session function entity to the session initiation protocol application server, and the service request message sent by the call session function entity to the session initiation protocol application server.
  • FIG. 10 is a flowchart of a method for online charging of a network according to an embodiment of the present invention.
  • the network online charging method in the embodiment of the present invention is used in an IP multimedia subsystem, and includes the following steps: Step S1002: The network element generates an online charging request that includes positioning information for determining a location of the user, and The online charging request is sent to the online charging system; and in step S1004, the online charging system identifies the positioning information in the online charging request, and determines the location of the user according to the positioning information, and performs corresponding charging processing.
  • the location information includes at least one of the following information: a user access network information and a visited network identifier.
  • the access network information of the user includes at least one of the following: an access device identifier, a frame number, a port type, a slot number, a subslot number, a port number, a virtual circuit identifier, and a global identifier of the cell where the user is located.
  • the visited network identifier includes the identifier of the access network of the area in which the user is located.
  • Step S1002 includes: Step S1002-2, the network element collects positioning information for determining a location of the user; and step S1002-4, the network element generates an online charging request including the positioning information.
  • Step S1004 includes: Step S1004-2: The online charging system identifies the positioning information in the online charging request; and in step S1004-4, the online charging system determines the location of the user according to the identified positioning information and performs corresponding Billing processing, and instructing the network element to perform corresponding service processing.
  • the foregoing network element includes: a call session control function entity and a session initiation protocol server.
  • the session initiation protocol application server may obtain the visited network identifier from at least one of the following messages: a registration message sent by the session function entity to the session initiation protocol application server, and a service request message sent by the call session function entity to the session initiation protocol application server.
  • Step S1102 The IMS network element receives the service request.
  • Step S1104 a) the network element collects the access network information of the user and the visited network identifier; b) the network element may add the user access network information and the visited network identifier to the charging request message.
  • Step S1106 The network element sends a charging request message that adds the user access network information and the visited network identifier to the CDF/CGF.
  • Step S1108 The CDF/CGF generates a CDR according to the charging request message, where the user includes the access network information and the visited network identifier, and sends the charging request message to the charging domain.
  • Step S1110 a) the charging domain may identify the user's access network information and the visited network identifier from the charging request; b) determine the current physical location of the processing user according to the user's access network information or the visited network identifier. The area, and implements corresponding charging processing for the user according to the charging policy of the current physical location area.
  • Steps S1112 to S1116 The charging system returns an accounting response message to the IMS network element, and the IMS network element performs corresponding service processing. '
  • the method can implement a location-based charging policy for the user, so as to ensure that the correct charging process is still performed on the user service when the user location changes, and some location-based locations are avoided due to changes in the user's location.
  • the information service cannot be billed correctly or cannot be billed at all, resulting in the inability to provide users with location-based services.
  • the user service can be charged at different rates for different locations where the user UE is located, thereby providing a more reasonable charging policy for the user.
  • AVP provides the corresponding information for the billing system.
  • Two AVPs are added to the Diameter protocol message: Location-Information AVP and Access-Network-ID AVP to carry the user's access network information and the visited network identifier respectively.
  • the access network information of the user may be the access device identifier of the user.
  • the identification, frame number, port type, slot number, subslot number, port number, virtual circuit identifier, etc., can also be a cell global identifier.
  • the visited network identifier may be the area where the user is located; 1 or the identifier of the access network.
  • the offline charging system can determine the specific physical location where the user is located according to the access network information or the visited network identifier, thereby implementing charging processing based on the location area.
  • the online charging of the S-CSCF (Serving-CSCF, Serving CSCF) processing session is shown in Figure 13.
  • the S-CSCF sends an online charging request with positioning information for determining the location of the user to the OCS, and the OCS identifies the positioning information in the online charging request, and according to the identification
  • the location information is determined by the location of the user, and then different charging processes are performed according to the location of the user.
  • the process includes the following steps as shown in Figure 13:
  • S1302 - S1308 The user initiates a session establishment request and forwards it to the S-CSCF/IMS-GWF through the P-CSCF (Proxy-CSCF, proxy CSCF).
  • P-CSCF Proxy-CSCF, proxy CSCF
  • S1314 - S1316 The S-CSCF/IMS-GWF determines that online charging needs to be performed, sends an online charging request (CCR) to the OCS, and the OCS returns a CCA response message, carries the online charging success, and returns 4 authorized call durations.
  • CCR online charging request
  • S1322-S1324 The S-CSCF/IMS-GWF continues to forward the session establishment request to the next hop.
  • the S-CSCF/IMS-GWF receives the response of the next hop session establishment request successfully, and starts the online charging monitoring timer of the session according to the authorized call duration returned by the OCS.
  • S1332 ⁇ S1344 The S-CSCF/IMS-GWF and the P-CSCF successfully forward the session establishment request in succession. After receiving the response, the user sends a confirmation message, and the P-CSCF and the S-CSCF/IMS-GWF are forwarded to the next. Jump the network element.
  • S1346 - S1348 During the call, if the SIP AS detects that the reserved call duration timer expires, the SIP AS sends an online charging request to the OCS again, notifies the used call duration and requests a new reservation, and the OCS returns a CCA response. The message, carrying the online charging is successful, and returns the new authorized call duration.
  • S1350 - S1352 After the user hangs up, it sends a release message to the SIP AS through the P-CSCF and S-CSCF.
  • S1356-S1358 The SIP AS sends an online charging request to the OCS to inform the duration of the call used.
  • S1362 - S1372 The SIP AS continues to release subsequent NEs and returns a successful response to the user.
  • the Session Initiation Application Server can obtain the visited network identifier from at least one of the following messages: a registration message sent by the call session function entity to the session initiation protocol application server, And a service request message sent by the call session function entity to the session initiation protocol application server. Then, the SIP AS further generates an online charging request including the positioning information and sends the online charging request to the online charging system. Then, the online charging system can determine the location of the user by identifying the location information in the online charging request, and perform corresponding charging processing.
  • the process includes the following steps as shown in Figure 14:
  • S1402 ⁇ S1412 The user initiates a session establishment request, and the P-CSCF forwards the request to the S-CSCF, and the S-CSCF triggers the SIP-AS according to the subscription information. If the registration message sent by the S-CSCF to the SIP AS carries the visited network identifier, At this time, the visited network identifier may not be carried; otherwise, the visited network identifier needs to be carried to the SIP AS.
  • S1414 - S1416 The S-CSCF/IMS-GWF determines that online charging needs to be performed, sends an online charging request (CCR) to the OCS, and the OCS returns a CCA response message, carries the online charging success, and returns the authorized call duration.
  • CCR online charging request
  • S1418-S1424 The SIP AS and S-CSCF continue to forward requests to the next hop.
  • S1426 - S1428 The S-CSCF receives the response of the next hop session establishment request successfully, and sends it to the SIP AS.
  • the SIP AS starts the online charging monitoring timer of the session according to the authorized call duration returned by the OCS.
  • S1430 ⁇ S1444 The SIP AS and the S-CSCF and the P-CSCF successfully forward the session establishment request in succession. After receiving the response, the user sends a confirmation message, and the P-CSCF and the S-CSCF and the SIP AS are forwarded to the next hop network. yuan.
  • S1446 - S1448 During the call, if the SIP AS detects that the reserved call duration timer expires, the SIP AS sends the online charging request to the OCS again, notifies the used call duration and requests a new reservation, and the OCS returns to the CCA. In response to the message, carrying the online charging is successful and returns a new one. Authorized call duration.
  • S1450 - S1454 After the user hangs up, it sends a release message to the SIP AS through the P-CSCF and S-CSCF.
  • S1456-S1458 The SIP AS sends an online charging request to the OCS to notify the duration of the call.
  • S1460 - S1472 The SIP AS continues to release subsequent NEs and returns a successful response to the user.
  • the embodiment of the present invention can determine the location of the user according to the location information in the charging request, and implement a flexible charging policy for the user, and perform correct charging processing to avoid being incorrect after the user location changes or fails. Billing or billing at all, resulting in a problem that cannot provide services to users.

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

L'invention concerne un système et un procédé réseau de facturation hors connexion et un système et un procédé réseau de facturation en ligne. Le procédé réseau de facturation hors connexion inclut un élément de réseau permettant de créer la première requête de facturation hors connexion avec des informations de localisation permettant de déterminer la localisation des utilisateurs, et envoie la première requête de facturation hors connexion à l'entité fonctionnelle de collecte de facturation. L'entité fonctionnelle de collecte de facturation crée la seconde requête de facturation hors connexion comprenant des informations de localisation conformément à la première requête de facturation hors connexion, et envoie la seconde requête de facturation hors connexion au champ de facturation. Le champ de facturation reconnaît les informations de localisation dans la seconde requête hors connexion, détermine la localisation de l'utilisateur conformément aux informations de localisation et effectue le procédé de facturation correspondant. Les stratégies de facturation apparentées sont employées selon les informations de localisation des utilisateurs, les informations d'identité de réseau visité en amenant la requête de facturation à transporter les informations.
PCT/CN2007/001630 2006-06-09 2007-05-18 Système et procédé réseau de facturation hors connexion et système et procédé réseau de facturation en ligne WO2007140701A1 (fr)

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CNB2006100835995A CN100484009C (zh) 2006-06-09 2006-06-09 网络离线计费系统和方法以及网络在线计费系统和方法
CN200610083599.5 2006-06-09

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CN100546258C (zh) 2007-07-24 2009-09-30 华为技术有限公司 实现策略与计费控制的方法、装置和系统
CN101436941B (zh) * 2007-11-15 2012-10-03 华为技术有限公司 计费的方法和计费网元及计费系统以及通信系统
CN102164358B (zh) * 2010-02-24 2014-03-05 华为技术有限公司 业务处理的方法和装置

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