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WO2009076814A1 - Procédé et dispositif de mise à jour de règle pcc - Google Patents

Procédé et dispositif de mise à jour de règle pcc Download PDF

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Publication number
WO2009076814A1
WO2009076814A1 PCT/CN2008/072769 CN2008072769W WO2009076814A1 WO 2009076814 A1 WO2009076814 A1 WO 2009076814A1 CN 2008072769 W CN2008072769 W CN 2008072769W WO 2009076814 A1 WO2009076814 A1 WO 2009076814A1
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WIPO (PCT)
Prior art keywords
access type
user terminal
user
current access
message
Prior art date
Application number
PCT/CN2008/072769
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English (en)
Chinese (zh)
Inventor
Qiu SHANG
Caixia Qi
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 WO2009076814A1 publication Critical patent/WO2009076814A1/fr

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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0894—Policy-based network configuration management

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a PCC rule updating method and device under the saving signaling. Background technique
  • the core network of the wireless evolved network mainly includes three logical functions: MME (Mobility Management Entity), Serving Gateway, PDN Gateway (Public Data Network Gateway), among them, MME responsible for NAS (Non-Access Stratum) signaling and NAS signaling encryption, roaming, tracking, etc., assigning user temporary identity, security functions, etc., which corresponds to current UMTS (Universal Mobile Telecommunications System) System)
  • MME Mobility Management Entity
  • PDN Gateway Public Data Network Gateway
  • the PDN Gateway (hereinafter referred to as P-GW) is responsible for policy enforcement and accounting and lawful interception related functions.
  • the policy enforcement and charging are based on PCC (Policy and Charging Control) rules.
  • the PCC rules are The functional entity of the Policy and Charging Rule Function (PCRF) is sent to the P-GW.
  • PCRF Policy and Charging Rule Function
  • PCRF Policy and Charging Rule Function
  • the PCC rule needs to be determined according to the current RAT (Radio Access Type) of the user. Different RATs may issue different PCC rules.
  • ISR Idle-mode Signaling Reduction
  • 2G/3G and LTE Long Term Evolution
  • SAE System Architecture Evolution
  • ISR Idle-mode Signaling Reduction
  • the UE registers with the MME and the SGSN respectively; the MME and the SGSN register with the HSS, and the HSS maintains the PS registration; the SGSN and the MME need to inform the UE whether to use the ISR function; the ISR mechanism is not used in the URA-PCH state;
  • the 3G uses the ISR mechanism, and the user plane in the idle mode terminates at the S-GW; whether the UE is used to use the ISR function needs to be notified to the S-GW; the UE runs two periodic update timers, and periodically updates the SGSN and the MME respectively.
  • the SGSN and the MME should avoid the PDP context on the Serving GW or the bearer context from being deleted when the user is implicitly separated due to the periodic update.
  • the PCC rule retained in the P-GW is the PCC rule corresponding to the 3G; After the user accesses the LTE system, when the service request process is initiated and the service is started, the 3G PCC rule that is likely to remain in the P-GW is still stored. Therefore, the case that the PCC rule reserved for use in the P-GW does not match the current access type of the user may cause the service performed by the user to be erroneously executed.
  • signaling 2G/3G and LTE
  • An embodiment of the present invention provides a method and a device for updating a PCC rule, which are used to ensure that a PCC rule reserved for use in a P-GW is consistent with a current access type of a user.
  • an embodiment of the present invention provides a PCC rule update method, which is applied to a network in which a signaling mechanism is enabled, and includes the following steps:
  • the embodiment of the present invention further provides a serving gateway S-GW, which is used to enable PCC rule update control in a network with a signaling mechanism, including:
  • An access type obtaining unit configured to receive a message about the user terminal when the state of the user terminal becomes an active state, and acquire a current access type of the user terminal;
  • an update message sending unit configured to send, to the P-GW, a notification message that carries the current access type of the user terminal acquired by the access type acquiring unit, and notify the P-GW to perform PCC update.
  • the embodiment of the present invention further provides a notification function entity, which is used to enable PCC rule update control in a network with a signaling mechanism, including:
  • An access type obtaining unit configured to acquire a current access type of the user terminal when receiving a request sent by a user terminal that is enabled with a signaling mechanism
  • the access type notification unit is configured to notify the S-GW of the current access type of the user terminal acquired by the terminal access type acquiring unit.
  • the embodiment of the present invention further provides a terminal device, configured to enable access type reporting when the signaling mechanism is enabled, including:
  • the terminal access type determining unit is configured to determine whether the current access type is the same as the locally recorded access type when the system initiates a request to the network side, and if not, notify the terminal access type notification unit, otherwise, do not perform any deal with;
  • the terminal access type notification unit is configured to notify the network side that the current access type of the terminal has changed by using the access type change identifier when receiving the notification of the terminal access type determining unit.
  • the S-GW learns the access type of the user terminal
  • the S-GW notifies the P-GW of the current access type of the user terminal
  • the P-GW configures the user according to the current access type of the user terminal.
  • PCC rules Therefore, the problem that the PCC rule and the current RAT do not match in the technical disadvantage are avoided, so that the service can be smoothly performed.
  • FIG. 1 is a flowchart of a method for updating a PCC rule in an embodiment of the present invention
  • FIG. 2 is a flowchart of a service request initiated by a user in an LTE/SAE architecture according to Embodiment 1 of the present invention
  • FIG. 3 is a flowchart of a service request initiated by a user in a 3G architecture in Embodiment 2 of the present invention
  • FIG. 4 is a flowchart of a service request initiated by a user in a 3G architecture in Embodiment 3 of the present invention
  • FIG. 5 is a flowchart of a service request initiated by a user in an LTE/SAE architecture according to Embodiment 4 of the present invention.
  • FIG. 6 is a message flow chart of a user initiated message in a 2G architecture according to Embodiment 5 of the present invention
  • FIG. 7 is a schematic diagram of a PCC rule update system in Embodiment 6 of the present invention
  • FIG. 8 is a schematic diagram of a terminal device in Embodiment 7 of the present invention. Schematic. detailed description
  • a PCC rule update method is provided, which is applied to a network in which a signaling mechanism is enabled. As shown in FIG. 1, the method includes the following steps:
  • Step sl01 The S-GW receives the message about the user terminal, and obtains the current access type of the user terminal.
  • the mobility management entity (such as the MME or SGSN) may send a notification message to the S-GW after sensing that the user state becomes active. After receiving the message sent by the mobility management entity, the S-GW parses out the current access type of the user terminal.
  • Step sl02 The S-GW sends a notification message carrying the current access type of the user terminal to the P-GW, and notifies the P-GW to perform PCC update.
  • Step s101 the P-GW updates the PCC rule according to the current access type of the user terminal. Then.
  • the P-GW obtains the corresponding PCC rule from the network side PCRF according to the current access type of the user terminal, or the P-GW obtains the corresponding PCC rule locally for use by the user terminal.
  • the S-GW in the LTE network architecture compares the current access type of the user with the access type saved by the S-GW, and illustrates an example in the embodiment of the present invention.
  • PCC rule update method In the first embodiment of the present invention, the S-GW in the LTE network architecture compares the current access type of the user with the access type saved by the S-GW, and illustrates an example in the embodiment of the present invention. PCC rule update method.
  • the service request process initiated by the user in the LTE/SAE architecture is as shown in FIG. 2, and includes the following steps:
  • S201 The UE sends a NAS signaling Service Request to the eNodeB, and requests to restore the bearer on the air interface side.
  • the eNodeB forwards the NAS signaling sent by the UE to the MME, and the NAS signaling authentication process may be performed; the MME perceives that the UE state transitions to an active state.
  • the MME sends a context setup request message to the eNodeB. This step establishes a bearer context in the eNodeB and activates the S1 bearer.
  • S204 The eNodeB initiates a process of establishing a radio bearer, and the radio side bearer is restored.
  • S205 the data uplink is opened.
  • the eNodeB responds to the initial context complete message, and notifies the MME of its user plane address and TEID.
  • the MME sends an update bearer message to the S-GW, and notifies the S-GW of the user plane address and the TEID fed back by the eNodeB.
  • the MME carries the user access in the message.
  • Type RAT at which point the downlink data link is up.
  • the current access type of the user may be obtained from information stored locally by the MME, or may be obtained from an interface type accessed by the user.
  • the MME may obtain the current access type of the user in the attaching process, the location area update process, and the switching process, and may also be saved from other processes, which is not limited herein. S208. If the saving signaling mechanism is enabled, the S-GW parses the current access type of the user from the message sent by the MME, and compares it with the S-GW to save the access type of the user. If the two are different, the RAT currently used by the P-GW user is notified by an Update Bearer Request message.
  • the P-GW does not have the PCC rule corresponding to the current RAT of the user, obtain the interaction with the PCRF. If there is a corresponding PCC rule in the P-GW, specify the PCC rule to use for the bearer of the user.
  • S210 The P-GW returns a bearer update response Update Bearer Response to the S-GW.
  • the S-GW returns a bearer update response to the MME.
  • This process adds optional steps s208 to s210 based on the existing flow, and uses Update Bearer Request and Update Bearer Response to notify P in step s208 and step s210.
  • the RAT currently used by the GW user After receiving the RAT parameters, the P-GW can ensure that the PCC rules are consistent with the current RAT, thus ensuring the smooth running of the service.
  • the S-GW notifies the P-GW user that the current RAT may not use the bearer update message, but uses separate messages, such as PCC rule Update Request and PCC rule Update Response. ).
  • the P-GW user is notified of the currently used RAT, and steps s209 to s210 are performed; In s209, if there is no PCC rule corresponding to the current access type in the P-GW, the PCC rule of the response is obtained by interacting with the PCRF.
  • the MME notifies the current access type of the S-GW user, and the S-GW compares the current access type of the user received by the MME with the access type of the user that is locally saved, and determines Whether to notify the P-GW to update the PCC rules.
  • the following changes can be made: In step s208, after the S-GW parses the current access type of the user from the bearer update message of the MME, the S-GW does not compare whether the user access type changes, directly to the P- The GW sends a message to inform the P-GW user of the current access type, thereby implementing the update of the PCC rule.
  • the S-GW located in the 3G network architecture parses the current access type of the user according to the message sent by the SGSN, and illustrates a PCC rule update method in the embodiment of the present invention.
  • the service request flow chart initiated by the user in the 3G architecture, as shown in Figure 3, includes the following steps:
  • the RNC checks whether the RRC is connected. If the RRC is not connected, an RCC connection needs to be established with the UE.
  • S302 The UE sends a NAS signaling service request to the SGSN, and requests to restore the bearer on the air side, and the SGSN detects that the UE state is changed to an active state.
  • the SGSN sends an RAB assignment request to the RNC, and the NAS signaling authentication process may be performed.
  • the RNC returns an RAB assignment response message to the SGSN.
  • the SGSN determines whether the saving signaling mechanism is currently enabled by the user. If enabled, the RAT is notified by the bearer update request message to the currently used RAT of the S-GW user.
  • the RAT of the current user may be obtained by the SGSN from the interface type accessed by the user. For example, if the user accesses the SGSN from the Iu interface, the current access type of the user is 3G.
  • the current access type of the user may also be obtained from the access type stored locally by the SGSN for the UE, or obtained by other entities and reported to the SGSN.
  • the SGSN can obtain the current access type of the user in the attaching process, the location area update process, and the switching process, and can also be saved from other processes, which is not limited herein.
  • the S-GW is reported to the S-GW as long as the user enables the saving signaling mechanism.
  • the S-GW parses the current access type of the user from the message sent by the SGSN, and compares it with the S-GW to save the access type of the user, if If the two are different, the RAT of the P-GW user is currently notified by the Update Bearer Request message.
  • the P-GW returns a bearer update response to the S-GW.
  • S310 The S-GW returns a bearer update response to the SGSN.
  • the SGSN may initiate a PDP modification process.
  • the S-GW notifies the P-GW user that the current RAT may not use the bearer update message, but uses separate messages, such as PCC rule Update Request and PCC rule Update Response.
  • the SGSN determines whether the user has enabled the protocol signaling mechanism. If enabled, the S-GW user is notified of the radio access type RAT currently used, that is, the subsequent process is initiated.
  • the SGSN notifies the current access type of the S-GW user, and the S-GW compares the current access type of the user received by the SGSN with the access type of the user that is locally saved, and determines whether The P-GW is notified to update the PCC rules.
  • the following changes can be made: In s307, after the S-GW parses the current access type of the user from the bearer update message of the SGSN, does the comparison of whether the user access type changes, directly to the P- The GW sends a message to inform the P-GW user of the current access type, thereby implementing the update of the PCC rule.
  • a method for updating a PCC rule in the embodiment of the present invention is described by using an identifier of a UE that is located in a 3G network architecture to change the access type.
  • the service request process initiated by the user in the 3G architecture includes the following steps:
  • RNC Radio Network Controller, Radio Network Controller
  • RRC Radio Resource Control
  • the UE sends a NAS signaling service request to the SGSN, and requests to restore the air interface side bearer, and the SGSN detects that the UE state transitions to an active state.
  • the service request request message carries a RAT Change Indication parameter, and indicates to the SGSN whether the UE is consistent with the access type saved locally by the UE when the Service Request process occurs. This parameter is carried to the network under the condition that the signaling is saved, otherwise the network does not need to be notified.
  • the SGSN sends an RAB (Radio Access Bearer) assignment request to the RNC, and the NAS signaling authentication process may be performed.
  • RAB Radio Access Bearer
  • the RNC returns an RAB assignment response message to the SGSN.
  • the SGSN determines whether the user is currently enabled with a saving signaling mechanism. If enabled, and the RAT Change Indication parameter indicates that the UE does not match the access type locally saved by the UE when the process occurs, the SGSN notifies the current RAT of the S-GW by the Update Bearer Request message. .
  • the RAT of the current user may be obtained by the SGSN from the type of the interface accessed by the user. If the user accesses the SGSN from the Iu interface, the current access type of the user is 3G.
  • the current access type of the user can also be obtained from the access type stored locally by the SGSN for the UE, or obtained by other entities and reported to the SGSN.
  • the SGSN can obtain the current access type of the user in the attaching process, the location area update process, and the switching process, and can also be saved from other processes, which is not limited herein.
  • the S-GW parses the current access type of the user from the message sent by the SGSN, and compares it with the S-GW to save the access type of the user. If the two are different, the RAT currently used by the P-GW user is notified by an Update Bearer Request message.
  • the P-GW returns a bearer update response to the S-GW.
  • S410 The S-GW returns a bearer update response to the SGSN.
  • the SGSN may initiate a PDP modification process.
  • the data uplink is opened.
  • the S-GW notifies the P-GW user that the current RAT may not use the bearer update message, but uses separate messages such as a PCC rule Update Request and a PCC rule Update Response.
  • the UE is required to carry the RAT Change Indication parameter in the Service Request message, and is used to indicate to the SGSN whether the UE is consistent with the access type saved locally by the UE when the Service Request process occurs.
  • the SGSN determines whether it is necessary to notify the S-GW of the current access type of the user according to the indication of the RAT Change Indication.
  • the S-GW compares the current access type of the user received by the SGSN with the access type of the user stored locally, and determines whether to notify the P-GW to update the PCC rule.
  • the following changes can be made: In s407, after the S-GW parses the current access type of the user from the bearer update message of the SGSN, the S-GW does not compare whether the user access type changes, and directly goes to the P-GW. The message is sent to inform the P-GW user of the current access type, thereby implementing the update of the PCC rule.
  • a method for updating a PCC rule in the embodiment of the present invention is described by using an identifier of a UE that is located in an LTE network architecture to change the access type.
  • the service request process initiated by the user in the LTE/SAE architecture includes the following steps:
  • S501 The UE sends a NAS signaling Service Request to the eNodeB, and requests to restore the air interface side bearer.
  • the service request request message carries the RAT Change Indication parameter, and is used to indicate to the MME whether the UE is consistent with the access type saved locally by the UE when the Service Request process occurs. This parameter is carried to the network under the condition that the signaling is saved, otherwise the network does not need to be notified.
  • the eNodeB forwards the NAS signaling sent by the UE to the MME, and the NAS signaling authentication process may be performed; the MME perceives that the UE state transitions to an active state.
  • the MME sends a context setup request message to the eNodeB. This step establishes a bearer context in the eNodeB and activates the S1 bearer.
  • S504 The eNodeB initiates a process of establishing a radio bearer, and the radio side bearer is restored. S505, the data uplink is opened.
  • the eNodeB responds to the initial context complete message, and notifies the MME of its user plane address and TEID.
  • the MME sends an update bearer message to the S-GW, and notifies the S-GW of the user plane address and the TEID fed back by the eNodeB. If the RAT Change Indication parameter is used to indicate that the UE is inconsistent with the access type saved by the UE when the Service Request process occurs, the MME must carry the bearer update message to the S-GW. Access type. The current access type of the user is obtained from the information stored locally by the MME, and can also be obtained from the interface type accessed by the user.
  • the MME may obtain the current access type of the user in the attaching process, the location area update process, and the switching process, and may also be saved from other processes, which is not limited herein.
  • the S-GW parses the current access type of the user from the message sent by the MME, and compares it with the S-GW to save the access type of the user. If the two are different, the RAT currently used by the P-GW user is notified by an Update Bearer Request message.
  • the P-GW returns a bearer update response to the S-GW.
  • the S-GW returns an update response to the MME.
  • the P-GW user is notified that the current RAT can also use the bearer update message instead of the separate message, such as PCC rule Update Request and PCC rule Update Response.
  • the MME detects that the access type used by the current user has changed from the RAT Change Indication parameter, the current RAT of the user must be carried in the bearer update message sent to the S-GW in step s507.
  • the S-GW compares the current access type of the user received by the MME with the access type of the user that is locally saved, and determines whether to notify the P-GW. To update the PCC rules.
  • the following changes can be made: In step s508, after the S-GW parses the current access type of the user from the bearer update message of the SGSN, the S-GW does not compare whether the user access type changes, directly The P-GW sends a message to inform the P-GW user of the current access type, thereby implementing the update of the PCC rule.
  • a UE in a 2G network architecture is taken as an example to describe a PCC rule update method in the embodiment of the present invention.
  • the UE sends an uplink message to the SGSN, which may be data or signaling.
  • the SGSN After receiving the uplink message of the UE, the SGSN performs the following steps as shown in FIG. 6:
  • Step s601 The SGSN determines whether the saving signaling mechanism is currently enabled by the user, and if enabled, notifies the current RAT of the S-GW user by using the bearer update request message.
  • the RAT of the current user may be obtained by the SGSN from the type of the interface accessed by the user. For example, if the user accesses the SGSN from the Gb interface, the current access type of the user is 2G.
  • the current access type of the user may also be obtained from the access type stored locally by the SGSN for the UE, or obtained by other entities and reported to the SGSN.
  • the S-GW is performed on the S-GW as long as the user enables the saving signaling mechanism.
  • the SGSN can obtain the current access type of the user in the attaching process, the location area update process, and the switching process, and can also be saved from other processes, which is not limited herein.
  • Step s602 In the case that the saving signaling is enabled, the S-GW parses the current access type of the user from the message sent by the SGSN, and compares it with the access type saved in the S-GW for the user. For comparison, if the two are different, the RAT currently used by the P-GW user is notified by an Update Bearer Request message.
  • Step s603 If there is no PCC rule corresponding to the current RAT of the user in the P-GW, obtain the interaction with the PCRF; if there is a corresponding PCC rule in the P-GW, specify the bearer usage of the PCC rule to the user.
  • Step s604 The P-GW returns a bearer update response to the S-GW.
  • Step s605 The S-GW returns a bearer update response to the SGSN.
  • the S-GW notifies the P-GW in steps s602 and s604 in the process of this embodiment.
  • the user's current RAT can also use the bearer update message instead of the separate message, such as PCC rule Update Request and PCC rule Update Response.
  • the SGSN notifies the current access type of the S-GW user, and the S-GW compares the current access type of the user received by the SGSN with the access type of the user that is locally saved, and determines whether to notify. P-GW to update PCC rules.
  • the following changes can be made: In s602, after the S-GW parses the current access type of the user from the bearer update message of the SGSN, the S-GW does not compare whether the access type of the user changes, directly to the P. The GW sends a message to inform the P-GW user of the current access type, thereby implementing the update of the PCC rule.
  • the S-GW learns the access type of the user terminal
  • the S-GW notifies the P-GW of the current access type of the user terminal
  • the P-GW configures the user according to the current access type of the user terminal.
  • the right PCC rules Therefore, the problem that the PCC rule and the current RAT do not match in the technical disadvantage are avoided, so that the service can be smoothly performed.
  • the sixth embodiment of the present invention further provides a PCC rule update system, which is applied to a network in which a signaling mechanism is enabled. As shown in FIG. 7, the S-GW 10, the notification function entity 20, and the P-GW 30 are included.
  • the S-GW 10 acquires the current access type of the user terminal sent by the notification function entity 20, and sends a notification message carrying the current access type of the user terminal to the P-GW 30, and notifies the P-GW 30 to perform the PCC update.
  • the S-GW 10 further includes:
  • the access type obtaining unit 11 is configured to acquire a current access type of the user terminal when receiving the message about the user terminal;
  • the update message sending unit 12 is configured to send, to the P-GW 30, a notification message carrying the current access type of the user terminal acquired by the access type acquiring unit 11, and notify the P-GW 30 to perform PCC update.
  • the access type determining unit 13 is configured to determine whether the current access type of the user terminal acquired by the access type acquiring unit 11 is the same as the access type of the local record, and if not, notify the update message sending unit 12 to perform PCC update, otherwise Stop PCC rule updates.
  • the notification function entity 20 further includes:
  • the access type obtaining unit 21 is configured to acquire a current access type of the user terminal when receiving a request sent by the user terminal that is enabled with the saving signaling mechanism;
  • the access type notification unit 22 is configured to notify the S-GW 10 of the current access type of the user terminal acquired by the terminal access type acquiring unit 21.
  • the access type change identifier obtaining unit 23 is configured to: when receiving the request sent by the user terminal with the saving signaling mechanism enabled, obtain the change identifier of the user terminal access type carried in the request;
  • the access type notification determining unit 24 is configured to notify the access type notification unit 22 to notify the current access type of the user terminal when the access type change identifier acquired by the access type change identifier acquiring unit 23 indicates that the terminal access type changes. S-GW 10; otherwise no processing is done.
  • the notification function entity may be: an MME in an LTE architecture; or an SGSN in a 2G/3G architecture.
  • the sixth embodiment of the present invention further provides a terminal device, configured to report the access type change identifier when the signaling mechanism is enabled in the LTE network or the 2G/3G network, and the structure thereof is as shown in FIG.
  • the terminal access type determining unit 81 is configured to determine whether the current access type is the same as the locally recorded access type when the request is initiated to the network side, and notify the terminal access type notification unit if different, otherwise no processing is performed;
  • the terminal access type notification unit 82 is configured to notify the network side by using the access type change identifier when receiving the notification of the terminal access type determining unit 82:
  • the current access type of the terminal has changed.
  • the reported object can be the MME in the LTE network and the SGSN in the 2G/3G network.
  • the S-GW learns the access type of the user terminal
  • the S-GW notifies the P-GW of the current access type of the user terminal, and the current access type of the user terminal is determined by the P-GW.
  • the user configures the appropriate PCC rules. Therefore, the problem that the PCC rule and the current RAT do not match in the technical disadvantage are avoided, so that the service can be smoothly performed.
  • Non-volatile storage medium which can be a CD-ROM, a USB flash drive, a mobile hard disk, etc.
  • a computer device may It is a personal computer, a server, or a network device, etc. that performs the methods described in various embodiments of the present invention.

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Abstract

L'invention concerne un procédé de mise à jour de règle PCC qui est appliqué dans le réseau par l'utilisation du mécanisme d'économie de signalisation. Dans le procédé, les informations de terminal d'utilisateur sont reçues et le type d'accès actuel du terminal d'utilisateur est obtenu, lorsque l'état du terminal d'utilisateur devient un état actif; les informations d'avis transportant le type d'accès actuel du terminal d'utilisateur sont transmises au dispositif passerelle P-GW, et le P-GW est averti qu'il convient de mettre à jour la règle PCC. Un dispositif de mise à jour pour la règle PCC est également prévu. Par l'utilisation des exemples de l'invention, le S-GW informe le P-GW du type d'accès actuel du terminal d'utilisateur, et le P-GW configure la règle PCC appropriée pour l'utilisateur selon le type d'accès actuel du terminal d'utilisateur. Par conséquent, le problème du défaut technologique d'absence de correspondance entre la règle PCC et le type d'accès actuel est évité, et le service peut se poursuivre avec succès.
PCT/CN2008/072769 2007-12-14 2008-10-21 Procédé et dispositif de mise à jour de règle pcc WO2009076814A1 (fr)

Applications Claiming Priority (2)

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