WO2009076900A1 - Procédé, dispositif et système de facturation poc - Google Patents

Procédé, dispositif et système de facturation poc Download PDF

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Publication number
WO2009076900A1
WO2009076900A1 PCT/CN2008/073438 CN2008073438W WO2009076900A1 WO 2009076900 A1 WO2009076900 A1 WO 2009076900A1 CN 2008073438 W CN2008073438 W CN 2008073438W WO 2009076900 A1 WO2009076900 A1 WO 2009076900A1
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WO
WIPO (PCT)
Prior art keywords
charging
session
early session
poc
message
Prior art date
Application number
PCT/CN2008/073438
Other languages
English (en)
Chinese (zh)
Inventor
Dong Zhao
Original Assignee
Huawei Technologies Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of WO2009076900A1 publication Critical patent/WO2009076900A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/24—Accounting or billing
    • 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
    • H04L12/1403—Architecture for metering, charging or billing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40—Support for services or applications
    • H04L65/4061—Push-to services, e.g. push-to-talk or push-to-video

Definitions

  • the present invention relates to the field of communications, and in particular, to a method, device and system for implementing push-to-talk charging.
  • IP internet based protocol
  • PoC The cluster media communication service of the technology.
  • the PoC user can use the bearer network to make peer-to-peer and point-to-multipoint calls with other PoC users.
  • a PoC session there is a pre-establishment session pre-negotiation mechanism, also known as PoC Early Session Setup. Early session setup takes place on PoC
  • PoC client PoC client Completes registration to establish a real PoC session. During the early session set-up process, the PoC Client goes to the PoC.
  • PoC server initiates a negotiation request, with PoC
  • the PoC session is established or participated in the PoC session.
  • Parameters required by the client for example, various media parameters, Real Time Protocol (RTP) ports, and series parameters of PoC bearers.
  • RTP Real Time Protocol
  • the client After the client actually establishes or participates in the PoC session, it does not need to perform media negotiation and other operations, and saves the time of establishing or participating in the PoC session to improve the response capability to the session request.
  • the setup process is not a true PoC session process, but a "preparation” or “negotiation” process; occurs between the PoC Client and the POC Server, each PoC
  • the PoC session connection is not established between the clients; the PoC that completes the Early session setup
  • Client the PoC session has not actually been established or joined; but the PoC of the Early session setup is completed.
  • Client in the subsequent process, can directly initiate/join the PoC session without any negotiation.
  • the server triggers charging through the received SIP INVITE message, but because of the SIP INVITE message for the Early session setup (PoC Client and PoC)
  • the charging trigger mechanism or charging policy of the setup process is a charging trigger mechanism or charging policy of the setup process.
  • S-CSCF Service - Call Session Control Function
  • the charging trigger of the INVITE session starts, and the accounting of the upper layer PoC service is completed by the IMS charging mechanism. But the above for Early session
  • the embodiment of the present invention provides a method for implementing push-to-talk charging, which can reasonably charge the Early session setup process, improve the PoC charging system, and improve the user experience.
  • the embodiment of the present invention further provides a push-to-talk server device, which is reasonable for the Early session.
  • the setup process performs billing, improves the PoC billing system, and improves the user experience.
  • the embodiment of the present invention further provides another push-to-talk server device, which can reasonably charge the Early session setup process, improve the PoC charging system, and improve the user experience.
  • the embodiment of the present invention further provides a charging device, which is reasonable for the Early session.
  • the setup process performs billing, improves the PoC billing system, and improves the user experience.
  • the embodiment of the invention further provides a system for implementing push-to-talk charging, which is reasonable for the Early session.
  • the setup process performs billing, improves the PoC billing system, and improves the user experience.
  • a method for implementing push-to-talk billing comprising:
  • the INVITE message is an early session setup operation that sends an early session setup charging request to the charging device.
  • a push-to-talk server device includes: a first receiving unit, a determining unit, a processing and charging triggering unit, and a first sending unit, where
  • the first receiving unit is configured to receive a session initiation protocol invitation sent by the push-to-talk client
  • the INVITE message is sent to the determining unit;
  • a determining unit configured to receive a SIP INVITE message from the receiving unit, if it is determined to receive the SIP
  • the INVITE message establishes an operation for an early session, triggering a processing and charging trigger unit
  • processing and charging triggering unit configured to receive a trigger message sent by the determining unit, triggering early session establishment
  • the first sending unit is configured to receive a charging request message and send the message to the charging device.
  • Another push-to-talk server device comprising: a second receiving unit and a second transmitting unit, wherein
  • the second receiving unit is configured to receive a session initiation protocol invitation SIP sent by the PoC client INVITE message;
  • the INVITE message is an early session setup operation that sends an early session setup charging request to the charging device.
  • a charging device comprising: a third receiving unit, a charging unit, and a third sending unit, wherein
  • a third receiving unit configured to receive an early session establishment charging request message sent by the push-to-talk server device, and send the same to the charging unit;
  • the charging unit is configured to receive the charging request message, perform a charging operation on the early session establishing process, and output a charging response message to the third sending unit.
  • the third sending unit is configured to send the charging response message output by the charging unit to the push-to-talk server device.
  • a system for implementing push-to-talk billing comprising: a push-to-talk server device and a billing device
  • the push-to-talk server device is configured to receive a session initiation protocol invitation SI P INVITE message sent by the push-to-talk client, and if it is determined to establish an operation for the early session, trigger the set SIP
  • the INVITE charging trigger triggers an early session to establish an associated charging request, and sends the charging request to the charging device;
  • the charging device is configured to receive the charging request message sent by the push-to-talk server device, and perform an early session establishment charging operation according to the set charging rule.
  • a method, a device, and a system for implementing a per-click charging method analyzes a PoC by configuring a SIP INVITE charging trigger on a PoC Server.
  • the PoC charging system of the setup operation can reasonably be used for the Early session.
  • the setup process performs billing to improve the user experience.
  • FIG. 1 is a schematic diagram of a system structure and information exchange for implementing push-to-talk charging according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a PoC Server according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of another PoC Server according to an embodiment of the present invention
  • FIG. 1 is a schematic diagram of a system structure and information exchange for implementing push-to-talk charging according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a PoC Server according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of another PoC Server according to an embodiment of the present invention
  • FIG. 4 is a schematic structural diagram of a charging device according to an embodiment of the present invention.
  • FIG. 5 is a schematic flowchart of an overall method for implementing push-to-talk charging according to an embodiment of the present invention
  • FIG. 6 is a schematic flow chart of a first embodiment of the present invention.
  • FIG. 7 is a schematic flowchart of Embodiment 2 of the present invention.
  • FIG. 8 is a schematic flowchart of a third embodiment of the present invention.
  • FIG. 9 is a schematic flow chart of a fourth embodiment of the present invention.
  • the embodiment of the present invention analyzes a PoC by configuring a SIP INVITE charging trigger on a PoC Server in advance.
  • the setup process occurs, how the billing is performed, and the downtime and conditions triggered by the billing event are clarified, and the billing process of the original fuzzy or split Early session setup process is improved, and the Early session setup process is calculated.
  • the fee model is consistent.
  • the billing trigger conditions (rules) and processing mechanisms of the setup process provide detailed implementation details.
  • an embodiment of the present invention provides a system for implementing push-to-talk charging.
  • FIG. 1 is a schematic diagram of a system structure and information interaction for implementing push-to-talk charging according to an embodiment of the present invention.
  • the system includes: a PoC Client1, a PoC Server1, and a charging device 13, wherein [53] PoC Client1 l is configured to send a SIP INVITE message to the PoC Server 12, perform an Early session setup operation, and receive a PoC Server 12 return.
  • PoC Client1 l is configured to send a SIP INVITE message to the PoC Server 12, perform an Early session setup operation, and receive a PoC Server 12 return.
  • PoC Server 12 used to receive SIP sent by PoC Clientl
  • the setup operation triggers the SIP INVITE charging trigger configured therein, triggers the accounting request related to the Early session setup, and sends a charging request to the charging device 13 (CR, Charging)
  • Client 11 sends an Early session setup result message
  • the CR message sent by the servers performs the corresponding charging operation according to the set charging rules, to the PoC.
  • Server 12 sends a CA message.
  • FIG. 2 is a schematic structural diagram of a PoC Server according to an embodiment of the present invention. See Figure 2, the PoC
  • the server includes: a first receiving unit 21 , a determining unit 22 , a processing and charging triggering unit 23, and a first sending unit 24, where
  • the first receiving unit 21 is configured to receive the SIP sent by the PoC Clien
  • the INVITE message is sent to the determining unit 22; the charging operation result message sent by the receiving charging device is sent to the processing and charging triggering unit 23;
  • determining unit 22 configured to receive the SIP from the first receiving unit
  • the setup operation, the trigger processing and charging triggering unit 23; specifically, the determining unit 22 determines that the received SIP INVITE message is based on the Early session setup operation includes:
  • the INVITE message does not include the universal resource identifier inviter list information, or when the received SIP
  • the INVITE message includes the indicated indication field, and is determined to be an early session establishment operation
  • the processing and charging triggering unit 23 is configured to receive a charging operation result message from the first receiving unit 21, and send an Early session setup result message to the first sending unit 24 according to the result of processing the Early session setup process;
  • the trigger message sent by the determining unit 22 triggers the Early session
  • the setup related charging request sends a trigger CR message to the first sending unit 24, and carries information for identifying the current charging type.
  • the first sending unit 24 is configured to receive the Early session sent by the processing and charging trigger unit 23
  • the client sends a trigger CR message sent by the processing and charging triggering unit 23, and sends a C to the charging device. R message.
  • FIG. 3 is another PoC according to an embodiment of the present invention.
  • a schematic structural diagram of the server including a second receiving unit 31, configured to receive a PoC
  • the INVITE message is an early session setup operation that sends an early session setup charging request to the charging device.
  • the first session establishing unit 33 is further configured to receive the carrying back by the charging device.
  • the reserved resource quantity GSU charging operation result message establishes an early session, and the second sending unit 32 is further configured to send a charging request to the charging device, where the charging request includes completing resource information used in establishing an early session process.
  • the second session establishing unit 34 is further configured to carry the GSU according to the charging device returned.
  • the charging operation result message, establishing an early session; the second sending unit 32 is further configured to: when it is determined to release the early session, send a charging request to the charging device, where the charging request includes indicating that the early session end event ends logo.
  • the second receiving unit 31 is also used to receive the PoC.
  • the second sending unit 32 is further configured to send a charging request including a session initialization identifier to the charging device.
  • the device includes: a third receiving unit 41, a charging unit 42, and a third transmitting unit 43, wherein
  • the third receiving unit 41 is configured to receive an Early session setup sent by the PoC Server device.
  • the charging unit 42 is configured to receive a CR message, perform a corresponding set charging operation according to the identification information included in the message, and output a CA message to the third sending unit 43.
  • the third sending unit 43 is configured to perform charging.
  • the output CA message is sent to the PoC Server device.
  • FIG. 5 is a schematic overall flow chart of a method for implementing push-to-talk charging according to an embodiment of the present invention. See Figure 5, The process includes:
  • Step 501 The PoC Client initiates a SIP INVITE request to the PoC Server.
  • the client initiates a SIP INVITE request to the PoC Server for the Early session.
  • the setup operation prepares for subsequent setup/participation in the PoC session.
  • Step 502 The PoC Server receives the SIP sent by the PoC Client.
  • INVITE message determine whether the received message is an Early session
  • the INVITE message (for example, including information to invite other PoC clients) does not trigger the charging request related to the Early session setup.
  • Step 503 The PoC Server sends a charging request (CR) message to the charging device.
  • CR charging request
  • the server carries the identifier information in the CR message sent to the charging device, and identifies the message for the Early session setup operation.
  • Step 504 The charging device receives the CR message and performs a corresponding charging operation.
  • the charging device receives the CR message according to the set Early session.
  • Step 505 The charging device returns a CA message to the PoC Server.
  • Step 506 In combination with the CA message returned by the charging device, the PoC Server generates an Early session setup result message according to the result of processing the Early session setup process, and sends the message to the PoC Client.
  • FIG. 6 is a schematic flow chart of a first embodiment of the present invention.
  • the PoC Client completes Early. After session setup, there may be a need to establish/participate in a PoC session at a certain downtime.
  • the REFER request indicates that the user is invited to join or join a PoC session.
  • the billing is performed for the subsequent push-to-talk session PoC session based on the Early session setup. See Figure 6, the process includes:
  • Step 601 since the Early session setup has been completed, the PoC Client can directly go to the PoC.
  • the client is invited to join an existing PoC session or establish a new PoC session and invite other PoCs.
  • the client After the client participates, it can directly initiate SIP to other PoC clients.
  • Step 602 The PoC Server receives the SIP REFER message, because the Early session was established before.
  • PoC Server agrees that SIP REFER establishes a PoC session and triggers PoC session charging;
  • the PoC Server is configured with a charging trigger for SIP REFER, and receives a PoC.
  • the SIP REFER message sent by the client triggers the PoC session charging.
  • the server sends a charging request (CR) message to the charging device, carrying the PoC session initialization identifier (INIT,
  • REFER REFER
  • Step 604 The charging device receives the CR message and performs a corresponding charging operation.
  • Step 605 The charging device returns a CA message to the PoC Server.
  • the server configures the accounting trigger, and its configuration location can be based on the PoC layer, such as in PoC.
  • the charging trigger of the REFER message is used to trigger the Early session respectively.
  • Billing for setup operations and subsequent PoC session billing can also be configured separately for SIP
  • the charging trigger of the INVITE message used to trigger the charging of the Early session setup operation, for non-SIP
  • the INVITE message triggers the charging of the PoC session.
  • Both the Controllers and the S-CSCF can be aware of the PoC service. Therefore, the accounting triggers for SIP INVITE and SIP REFER can be configured separately or separately on these entities to trigger the accounting of the Early session setup operation and the subsequent PoC session meter. fee.
  • Embodiment 7 is a schematic flow chart of Embodiment 2 of the present invention.
  • the POC Server determines the received SIP.
  • the process includes:
  • Step 701 The PoC Client initiates a SIP INVITE request to the PoC Server.
  • Step 702 The PoC Server receives the SIP sent by the PoC Client.
  • INVITE message determine whether the received message is an Early session
  • Server analyzes whether the received SIP INVITE message is an Early session.
  • the INVITE message (for example, including information to invite other PoC clients) does not trigger the charging request related to the Early session setup.
  • the INVITE message does not carry URI-List information, only the media negotiation required to prepare to establish a session.
  • the INVITE message carries the URI-List information. If PoC
  • the server determines that the URI-List information is not included in the message, it is determined as an Early session.
  • the PoC Client includes the Early session in the sent SIP INVITE message.
  • the indication field of the setup operation, the PoC Server is based on the received SIP
  • the indication field included in the INVITE message is judged.
  • the server carries the identifier information in the CR message sent by the OCS, where the identifier information includes a Request Service Unit (RSU) message;
  • RSU Request Service Unit
  • the CR message may include any one or two of the following charging information:
  • the amount/type of related resources such as media, traffic, or QoS level to be used for the setup operation.
  • the charging operation itself is charged, and the content of the charging process CR message transmission may also involve the following two aspects of the charging content:
  • the setup is regarded as a special type of PoC session establishment process, and the information related to the process should be reflected in the billing data;
  • the server pre-negotiates and establishes the agreed operation (may also involve the coordination of the bearer layer). After the operation is complete, the PoC Client no longer needs to negotiate with the PoC Server to communicate with other participants and PoC.
  • the billing content includes the following data, OCS can charge according to the billing content:
  • Setup is different from subsequent setup/participation in PoC sessions, involving such different data, such as the establishment of intersessions and SIPs in early sessions.
  • REFER triggers the establishment of a session, the type of the two, the length of the two, the difference in traffic, etc.
  • the resource information reserved by the client for subsequent establishment/participation in the PoC session may include: media, media level, effective length reserved according to the QoE requirement of the user; and media control port, protocol, type, and the like.
  • the setup operation is for subsequent setup/participation in PoC sessions (to initiate SIP)
  • REFER is the identifier
  • billing can only be performed during the Early session setup process.
  • Step 704 The OCS receives the CR message that includes the identifier information, and performs a corresponding charging operation. [113] In this step, the OCS receives the CR message that includes the identifier information, and performs charging according to the set Early session setup. Rules, perform billing operations.
  • the server returns a CA message carrying the number of reserved resources (GSU, Granted Service Unit) information;
  • Step 706 'PoC Server completes the Early session setup
  • Step 707 The PoC Server sends an Early session setup result message to the PoC Client.
  • Step 708 The PoC Server sends a CR message to the OCS, carrying the used resource (USU, Used)
  • steps 707 and 708 are not in sequential order.
  • Step 709 the OCS performs a corresponding charging operation
  • the setup process is a negotiation and preparation process that includes the media preparation required by the user for their respective QoE/QoS regulations, the PoC to negotiate with its bearer layer (such as IMS), and the allocation of resources, so the number of resources that may be used. Not sure, you can't use IEC direct billing.
  • the charging mode reserved by the resource such as the SCUR or ECUR charging mode, is gradually applied and charged according to the actual usage.
  • FIG. 8 is a schematic flowchart of a third embodiment of the present invention.
  • the interval between the Early session setup and the PoC Client initiated PoC session is shorter, but this ⁇ PoC
  • This negotiation process eg: media, signaling, bearer negotiation process
  • resource-consuming billing process e.g: resource-consuming billing process
  • session-based resource reservation charge e.g: Session Charging with Unit
  • Step 801 The PoC Client sends a SIP INVITE message to the PoC Server.
  • Step 802 PoC Server receives SIP
  • the CR message is sent to the OCS, and the RSU information is carried;
  • the PoC Server receives the SIP INVITE message, and the PoC
  • the client performs a series of negotiation processes to negotiate the required reserved resources, and reserves resources for parameters such as QoS, media, port, port of the bearer layer, and QoS required for subsequent establishment/participation in the PoC session.
  • Step 803 The OCS receives the CR message, and performs a charging operation according to the included RSU information.
  • the OCS receives the CR message, and determines the charging operation for the account (Credit) according to the included RSU information. If the account balance is insufficient, the PoC Server® line is rejected.
  • Step 804 the OCS returns a CA message to the PoC Server
  • the CA message includes the GSU information reserved by the OCS for the Early session setup.
  • Step 805 the POC Server receives the CA message and executes the Early session.
  • Step 806 The PoC Server sends an Early session setup result message to the PoC Client.
  • Step 807 the PoC Server reports the CR message to the OCS, and carries the completed Early session.
  • CR[UPDATE] is a session update charging request, and the request reports the resources consumed by the Ea rly session setup operation so far, and then applies for a new resource reservation (RSU) if necessary;
  • Steps 808 to 809 the OCS receives the CR message, performs a charging operation according to the USU information included in the message, determines the current actual amount of the debit, and releases the remaining debit if it still exists.
  • Step 810 Early session release charging, PoC
  • the server initiates a session end request CR[TERM] to the OCS, and the TERM is an event end identifier;
  • the CR carries the USU used to release the Early session.
  • Step 811 ⁇ Step 812 the OCS receives the CR message, performs a charging operation according to the USU information included in the message, determines the current actual amount of the debit, and releases the remaining debit if it still exists.
  • event-based resource charging (ECUR, Event Charging with Unit Reservation) is also used.
  • Sessions between Servers can be billed in a session-based manner, such as SCUR.
  • SCUR session-based manner
  • SIP Session Initiation Protocol
  • the shell IJ is for the Early session.
  • the setup billing will activate the online billing session (Diameter Credit Control)
  • the client does not actually use the PoC session resource, which causes the charging resources (such as the charging connection and charging function) occupied by the client to be consumed unnecessarily, which reduces the charging efficiency.
  • FIG. 9 is a schematic flow chart of a fourth embodiment of the present invention.
  • the Early session will be
  • the setup is regarded as an operation.
  • the PoC Client has not yet established or participated in a real PoC session.
  • Setup negotiation process (such as: media, signaling, bearer negotiation process)
  • PoC Server® line Early session setup the process includes:
  • Step 901 to Step 902 PoC Server Receives SIP
  • the INVITE message sends a CR message to the OCS, carrying the RSU information
  • the server sends a CR (EVENT, TERM, RSU) message to the OCS, and reports the current PoC.
  • CR EVENT, TERM, RSU
  • the reserved resources required by the client for negotiation are reserved for the parameters required for subsequent establishment/participation in the PoC session, such as QoS, media, port, or port of the bearer layer.
  • Step 903 The OCS receives the CR message, and performs a charging operation according to the included RSU information.
  • the OCS receives the CR message, and determines the charging operation for the account (Credit) according to the included RSU information. If the account balance is insufficient, the PoC Server is rejected for the Early session setup process.
  • Step 904 the OCS returns a CA message to the PoC Server
  • the CA message includes the GSU reserved by the OCS for the Early session setup.
  • the PoC Server receives the CA message and executes the Early session.
  • Step 905 After completing the Early session setup, the PoC Server sends an Early session setup result message to the PoC Client.
  • the server sends a CR[TERM] charging request to the OCS, and reports the usage of the operating resource;
  • the accounting request initiated by the server to the OCS CR includes the establishment of the event end identifier TERM and the amount of resources that have been consumed by the USU for OCS accounting; if there is still remaining, it is released.
  • the server initiates a session end event charging request CR to the OCS, including session end information TERM;
  • Step 910 Step 911, the OCS performs charging, and returns the charging result to the PoC.
  • the subsequent PoC Client passes the SIP.
  • the ECRU's billing model is used to deduct a certain amount from the user account once.
  • the withholding amount is used up, the call is still going on, and the call is deducted once again. , the amount reserved but not used up is returned to the customer account.
  • the SIP INVITE message on the PoC Server After receiving the SIP INVITE message on the PoC Server, the corresponding charging event is triggered, and the related charging data is recorded, when PoC
  • the server does not need to carry related resource reservation information in the offline charging request sent to the offline charging system.
  • a method, a device, and a system for implementing a per-click charging method are implemented by configuring a SIP INVITE charging trigger on a PoC Server, and the PoC Server analyzes the received SIP INVITE. Whether the message includes URI-List information or indicates Early session
  • the indication field of the setup operation if not included, triggers the OCS to perform the setting of the Early session setup related charging operation; or the SIP bearer senses and judges, triggers the Early session
  • the setup negotiation process occupies the resource charging process, and uses the corresponding ECUR or SCUR online charging method to clarify the Early session.
  • the setup process occurs, how the billing is performed, and the downtime and conditions triggered by the billing event are clarified, and the billing process of the original fuzzy or divergent Early session setup process is improved, and the Early session is completed.
  • the charging rules and processing mechanism of the setup process provide a detailed and specific implementation plan, and the Earl y session setup can be reasonably charged for the Early session.
  • the billing of setup has practical guiding significance, and the user's experience is improved.

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Abstract

L'invention concerne un procédé de facturation PoC consistant à : recevoir une invitation de protocole d'ouverture de session (SIP INVITE) émanant d'un client PoC; si la SIP INVITE est une opération d'établissement de session précoce, envoyer une demande de facturation d'établissement de session précoce au dispositif de facturation. L'invention concerne également un dispositif et un système de facturation PoC.
PCT/CN2008/073438 2007-12-10 2008-12-10 Procédé, dispositif et système de facturation poc WO2009076900A1 (fr)

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