WO2009056030A1 - Procédé, dispositif et système de transfert de données opérationnelles - Google Patents

Procédé, dispositif et système de transfert de données opérationnelles Download PDF

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Publication number
WO2009056030A1
WO2009056030A1 PCT/CN2008/072761 CN2008072761W WO2009056030A1 WO 2009056030 A1 WO2009056030 A1 WO 2009056030A1 CN 2008072761 W CN2008072761 W CN 2008072761W WO 2009056030 A1 WO2009056030 A1 WO 2009056030A1
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WO
WIPO (PCT)
Prior art keywords
priority
service
data
qos indicator
qos
Prior art date
Application number
PCT/CN2008/072761
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English (en)
Chinese (zh)
Inventor
Shijun Li
Haopeng Zhu
Qinghua Yu
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
Priority claimed from CNA2007101762356A external-priority patent/CN101179763A/zh
Priority claimed from CN2008100940702A external-priority patent/CN101299716B/zh
Application filed by Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of WO2009056030A1 publication Critical patent/WO2009056030A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]

Definitions

  • the present invention relates to the field of communications, and in particular, to a method, device and system for transmitting service data.
  • IP Internet Protocol
  • CAC connection admission control
  • the embodiment of the invention provides a method, a device and a system for transmitting service data, which improve the stability of service quality when the network is congested.
  • An embodiment of the present invention provides a method for sending service data, where the method includes:
  • the embodiment of the invention further provides an apparatus for transmitting service data, the apparatus comprising:
  • a degradation processing unit configured to: reduce a priority of the service when the QoS indicator is degraded; and send, by the sending unit, the service data according to the priority processed by the degradation processing unit.
  • the embodiment of the invention further provides a system for transmitting service data, the system comprising:
  • the data sending network element is configured to reduce the priority of the service when the QoS indicator is degraded.
  • the data service forwarding network element is configured to send the service data according to the priority of the data sending network element after processing.
  • a method for transmitting service data including:
  • the priority of the service is reduced, and the service data is sent according to the reduced priority, thereby ensuring the service quality of the high-priority user and ensuring that the low-priority user is connected.
  • the impact of network congestion on users is relatively mild and smooth, improving the stability of service quality when the network is congested.
  • FIG. 1 is a schematic flowchart of a method for transmitting service data according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic structural diagram of an apparatus for transmitting service data according to Embodiment 2 of the present invention
  • FIG. 4 is a schematic diagram showing a priority setting of an IP bearer network according to Embodiment 3 of the present invention
  • FIG. 5 is a schematic side view of the method according to Embodiment 4 of the present invention
  • FIG. 6 is a schematic diagram of a called side of the method according to Embodiment 4 of the present invention.
  • Figure 7 is a structural view of the device according to the embodiment of the present invention.
  • FIG. 8 is a block diagram showing the system of the embodiment of the present invention. detailed description
  • An embodiment of the present invention provides a method for setting a media priority, which not only can It can be applied to IP bearer network, and can also be applied to other networks, such as Asynchronous Transfer Mode (ATM) multi-service data network and Voice over Internet Protocol (VoIP) service network; A method of how to use the set priority to send business data.
  • ATM Asynchronous Transfer Mode
  • VoIP Voice over Internet Protocol
  • the IP bearer network is used as an example.
  • the principle is the same in other networks, and the description is not repeated.
  • a method for setting a media priority based on an IP bearer network includes: setting a service priority according to a service type and user subscription data, and transmitting media data on the IP bearer network by using the service priority.
  • the foregoing subscription data may be a Cs-Allocation Retention Priority (CARP), an Enhanced Multi-Level Precedence and Preemption (eMLPP), or a user category; the foregoing service types include voice services, fax services, Data service or video phone (VP) service.
  • CARP Cs-Allocation Retention Priority
  • eMLPP Enhanced Multi-Level Precedence and Preemption
  • VP video phone
  • the specific operation of transmitting the media data on the IP bearer network by using the service priority may be: transmitting the service priority between the mobile switching center servers, and sending the service priority to the media gateway, where the media gateway uses the service Priority sets the prioritization of the media stream.
  • Method A Determine a service priority according to the service type and the signing data of the initiator
  • Method B determining a service priority according to the service type and the recipient contract data
  • Method C Set the initiator priority according to the service type and the initiator subscription data, set the receiver priority according to the service type and the recipient subscription data, and determine the service priority by setting the policy.
  • MSC Server MSC Server
  • Setting the priority of the receiver can be done by the receiver's mobile switching center server.
  • the following is an example to describe the method for determining the service priority.
  • the user's service is the voice service at this time.
  • the subscription data at this time is eMLPP.
  • the operation of determining the service priority according to the service type and the priority of the initiator may be After receiving the call request from the initiator, the originating mobile switching center server sets the priority of the initiator according to the voice service and the initiator's eMLPP determination algorithm, and determines the priority of the initiator as the service priority. , the originator's MSC Server will the service The priority is passed to the MSC Server of the receiver and the MGW of the initiator, and the MSC Server of the receiver transmits the service priority to the MGW of the receiver.
  • the operation of determining the service priority according to the priority of the voice service and the receiver may be that after the initiator's mobile switching center server receives the call request of the initiator, the initiator's MSC Server transmits the receiver's information to the receiver.
  • the MSC Server of the party determines the eMLPP of the receiver by the information of the receiver, and determines the priority of the receiver according to the voice service and the eMLPP of the receiver, and the MSC Server of the receiver sets the priority of the receiver as the service priority. Level, and deliver the service priority to the receiver's MGW and the initiator's MSC Server, and the initiator's MSC Server sends the service priority to the MGW.
  • the comparison determines the priority of the high level as the business priority or determines the lower priority by the above comparison as the business priority.
  • the prioritized operations can be done by the mobile switching center server. Determining the service priority according to the setting policy can make the method be set according to the actual situation, so that the method is more practical in the specific operation, and further improves the differentiated service of the user.
  • the initiator's MSC Server sends the set initiator's priority to the receiver's MSC Server through an initial address message (IAM). After receiving the message, the receiver's MSC Server determines the receiver's routing information, and The priority of the receiver is set. After the MSC Server of the receiver compares the priority of the initiator with the priority of the receiver, the priority of the level is determined to be the priority of the service or the priority of the lower level is determined according to the setting. Business priority.
  • IAM initial address message
  • transmitting the media data on the IP bearer network by using the service priority includes the following operations:
  • the receiving MSC Server After the receiving MSC Server determines the service priority according to the setting policy, the receiving MSC Server sends the determined service priority to the MGW of the receiving party and the MSC Server of the initiator, and the received MGW uses the received service priority.
  • Setting the service priority of the media stream the initiator's MSC Server sets the priority of the initiator with the received service priority, and sends the service priority to the initiator's MGW.
  • the initiator's MGW uses the received service priority.
  • the level sets the service priority of the media stream.
  • the operation of the MSC Server of the above-mentioned initiator may also be replaced by the following method: the initiator's MSC Server sends the initiator's priority to the initiator's MGW, and the initiator's MGW uses the initiator's priority.
  • the service priority of the media stream is set first; if the service priority received by the MSC Server is the initiator priority, the service priority is not sent.
  • the specific operation of sending the determined service priority to the initiator MSC Server in the foregoing operation may be that the receiving MSC Server passes the determined service priority through an Address Complete Message (ACM) or a call response (Answer Message, ANM) is sent to the originator's MSC Server.
  • ACM Address Complete Message
  • ANM Call response
  • the specific operation of sending the calling/called priority to the MGW may be that the calling/receiving MSC Server sets the priority of the calling/receiver by extending the H.248/Media Gateway Control Protocol (Media Gateway).
  • Media Gateway Media Gateway
  • the ADD Req message of the Control Protocol, MGCP is sent to the media gateway of the calling/receiver.
  • the specific operation of the ADD Req message of the extended H.248/ MGCP may be to extend the priority of the H.248 message processing, and the value range of the priority INTEGER (0...15) OPTIONAL message (0... 15) Extended to (0...65535) and applied to the priority of the media stream, the service priority may also add a newly defined priority to the message to deliver the service priority.
  • Embodiment 1 The specific embodiment of the present invention provides a method for setting a priority based on an IP bearer network. As shown in FIG. 1, the scenario in this embodiment is: an initiator (calling user) and a receiver (called The user belongs to a mobile switching center server, and determines the service priority according to the service type and the signing data of the initiator. The method includes the following steps:
  • the user sends a call request to the MSC Server.
  • the MSC Server After receiving the call request, the MSC Server determines the service priority according to the service type and the originator subscription data, and assumes that the service type is the voice service, and the subscription data is the CARP of the user.
  • the party's CARP determines the business priority
  • the MSC Server sends the determined service priority to the MGW.
  • the MSC Server and the MGW use this service priority to transmit data under the IP bearer network.
  • the scenario in the first embodiment can also determine the service priority according to the service type and the subscription data of the receiver. After the scenario is changed, the operation of step B can be performed only after the MSC Server receives the call request. , determine the receiver, and determine the service excellence based on the service type and the recipient's contract data. First level.
  • Embodiment 2 A specific embodiment of the present invention provides a method for setting a priority based on an IP bearer network. As shown in FIG. 2 and FIG. 3, the scenario in this embodiment is that the initiator and the receiver do not belong to one mobile switch.
  • the central server determines the service priority according to the set policy, and the method includes the following steps:
  • the MSC Server sends a call request.
  • the MSC Server of the initiator After receiving the call request, the MSC Server of the initiator sets the initiator priority according to the service type and the initiator subscription data, and assumes that the service type at this time is a voice service, and the subscription data is the CARP of the user.
  • the initiator MSC Server sends the initiator priority to the MGW;
  • the originating party's MGW uses the initiator priority setting to differentiate the service priority
  • the receiving MSC Server sets the priority of the receiver according to the service type and the subscription data of the receiver;
  • the receiving MSC Server determines the service priority according to the setting policy, and assumes that the service priority determined according to the setting policy is the initiator priority at this time;
  • the receiving MSC Server sends the determined service priority, that is, the initiator's priority, to the receiver's MGW;
  • the MGW of the receiver sets the priority of the service of the media stream with the determined service priority, that is, the priority of the initiator.
  • the data is transmitted on the IP bearer network with the service priority.
  • the service priority determined by the MSC Server of the receiver in the above step G according to the setting policy is the receiver priority, then the following operations are performed:
  • Operation 1 The MSC Server of the receiver sends the determined service priority, that is, the priority of the receiver, to the MGW of the receiver and the MSC Server of the initiator;
  • Operation 2 The MGW of the receiver sets the priority of the service of the media stream with the priority of the service and the priority of the receiver;
  • Operation 3 The initiator's MSC Server replaces the initiator priority with the received service priority, that is, the receiver priority, and sends the service priority to the initiator's MGW.
  • Operation 4 The MGW of the initiator sets the area of the media stream with the priority of the service and the priority of the receiver. Prioritize business;
  • the above operations 2 and 3 may be a side-by-side operation, and the specific embodiment of the present invention is not limited to the order of operation 2 and operation 3.
  • the priority is set, and the priority of the user is further subdivided, so that the IP bearer network can provide differentiated services for different users, and ensure the communication quality of high-priority users when the network is congested or the bandwidth is tight.
  • Embodiments of the present invention further provide a mobile switching center server device.
  • the device as shown in FIG. 4, includes: a priority setting module 1 configured to determine a service priority according to a service type and user subscription data;
  • the sending and receiving module 2 is configured to send and receive a priority message.
  • the setting priority module 1 includes: an initiator priority sub-module 11 configured to set an initiator priority according to a service type and an initiator subscription data; or a receiver priority sub-module 12 configured to receive and receive according to the service type
  • the party contract data sets the receiver priority.
  • the above-mentioned initiator priority sub-module 11 and the set-receiver priority sub-module 12 may exist in the setting priority module 1 at the same time, or may exist separately in the setting priority module 1.
  • the device sets a setting policy module 3 for determining a service priority by setting a policy.
  • the setting policy module 3 includes: a comparing sub-module 31, configured to compare an initiator priority with a receiver priority; and a selected priority sub-module 32, configured to determine a high priority by a comparison as a service priority or The lower priority is determined as the business priority by comparison.
  • the device sets a sending priority module 5 for transmitting the priority to the media gateway.
  • the device provided by the specific embodiment of the present invention can set the priority according to the subscription data and the service type of the user, so that the IP bearer network can provide differentiated services for different users, and ensure that the high-priority users are in a network network congestion or bandwidth shortage. Communication quality.
  • Embodiments of the present invention further provide a system for setting priorities based on an IP bearer network.
  • the system includes at least one mobile switching center server 1 and at least one media gateway 2, and mobile switching
  • the central server 1 includes: a priority setting module 11 for determining a service priority according to a service type and user subscription data; a sending and receiving module 12, configured to send and receive a message; and the media gateway 2 includes: an information module 21, configured to receive a priority The level information, the media data module 22, is configured to deliver the media data on the IP bearer network by using the priority.
  • the mobile switching center server In order to make the service priority in the mobile exchange Passed between the heart servers, the mobile switching center server also sets a priority delivery module 13 for communicating the service priorities between the mobile switching center servers.
  • the priority setting system based on the IP bearer network can set the priority according to the subscription data and the service type of the user, so that the IP bearer network can provide differentiated services for different users, and ensure that the high-priority users are congested or bandwidthd in the network network.
  • the method, system, and device for setting a media priority provide a differentiated service for a user, further subdividing the priority of the user, and ensuring that the high-priority user is congested in the network network or Advantages of communication quality when bandwidth is tight.
  • the other aspect provided by the embodiment of the present invention is how to use the set priority to perform service data transmission.
  • the method for transmitting service data in the embodiment of the present invention can be applied to various communication networks, for example, an IP bearer network, an Asynchronous Transfer Mode (ATM) multi-service data network, and a Voice over Internet Protocol (VoIP).
  • Service networks, etc., the service data in these communication networks are pre-set with different priorities, and the routers in the network send corresponding service data according to the priority.
  • the IP bearer network is taken as an example for description.
  • the principle of transmitting service data in the IP bearer network by using the technical solution of the embodiment of the present invention is the same as the principle of transmitting service data in other communication networks.
  • the business data may include connection-oriented or user-oriented data, such as service data transmitted by the connection or the user in units of streams, and may also include data of single or multiple messages.
  • Embodiment 6 A method for transmitting service data, see FIG. 6, the method includes:
  • the QoS indicator is degraded, that is, the network is congested.
  • the lower limit value of the QoS value may be set in advance.
  • the QoS indicator is degraded, wherein the QoS value may be based on A comprehensive evaluation of the delay, packet loss, and jitter of the transmitted service data is obtained.
  • the device that sends the service data knows by detecting or receiving the detection result from other detection devices, wherein the service data needs to be sent.
  • Equipment can include, but is not limited to, network devices such as media gateways, switches, and routers:
  • the QoS indicator can be directly detected by the device that needs to send the service data, and the detected QoS indicator is compared with the lower limit value of the QoS value. If the QoS index is higher than or equal to the lower limit value, the QoS indicator is not degraded; if the QoS value is low At the lower limit, the QoS indicator deteriorates.
  • the detection result of the QoS indicator degradation of the service data from the network or the detection system may also be received by the device that needs to transmit the service data.
  • Lowering the priority of a service can lower the priority of some services according to the priority policy.
  • the priority policy may include, but is not limited to, a percentage, a user priority, a service priority, or an office priority. According to the priority policy, the priority of some services is reduced, thereby alleviating congestion and ensuring QoS of high-priority services.
  • the identification method of the Differentiated Service (DifFserv) tag is used to distinguish the priority of the service.
  • the Diffserv tag includes but is not limited to Expedited Forwarding (EF) tag, Assured Forwarding (AF). Marking and Best Effort (BE) mark, Diffserv Code Point (DSCP) service data marked as Expedited Forwarding (EF) is forwarded as soon as possible, such as voice service data; DSCP is marked as Ensure that the service data of the Assured Forwarding (AF) is guaranteed not to be lost during the forwarding process, such as signaling service data.
  • the DSCP is marked as best-effort (Best Effort, BE) service data, and the packet is lost if it cannot be forwarded.
  • the EF flag in the service data marked by the EF may be switched to the BE mark or the AF mark, or the AF mark in the service data of the part of the AF mark may be switched to the BE mark.
  • reducing the priority of the service may only lower the priority of some services in the service with the highest priority, thereby alleviating the congestion state and ensuring the QoS of the high priority service.
  • part of the EF marked service data may be set as the service data of the BE mark or the AF mark.
  • the devices at both ends of the service data may reduce the priority of the service data, or only one device may lower the priority of the service data. Therefore, the lowest priority among the reduced priorities may be determined. Level, according to the lowest priority, send business data. Further, while reducing the priority of the service, the codec with stronger anti-dropping capability or smaller bandwidth overhead may be selected to replace the current codec, and the switched service data is obtained. The switched service data is sent according to the reduced priority, thereby further improving the QoS of the service while alleviating the congestion state.
  • the connection access control is used to reject the access of part of the service data, thereby controlling the amount of service data entering the network. Specifically, when the service corresponding to the service data is a call, the new call may be rejected. It is also possible to reject some new calls, reject new calls and partial online calls, or reject some new calls and partial online calls.
  • the method for determining whether the QoS indicator of the network is further deteriorated may be as follows: determining whether the proportion of the service with the highest priority in the service is less than the threshold, and if the proportion of the service with the highest priority in the service is less than the threshold, the QoS indicator of the network is determined. Further deterioration; if the proportion of the highest priority service in the service is greater than or equal to the threshold, it indicates that the QoS indicator of the network has not deteriorated further.
  • Rejecting access to part of the service data may be based on a denial policy, which may include, but is not limited to, percentage, user priority, service priority, or office priority.
  • the priority of the service When the QoS indicator is degraded, that is, when the network enters the congestion state, the priority of the service is reduced, and the service data is sent according to the reduced priority, thereby ensuring the service quality of the high-priority user and ensuring that the low-priority user is connected.
  • the impact of network congestion on users is relatively mild and smooth, improving the stability of service quality when the network is congested.
  • the priority of the service may include, but is not limited to, the priority of the flow or the priority of the packet. When the priority of the service is the priority of the flow, the priority is reduced by the flow, and the network congestion is relieved, and the operation is simpler.
  • the priority of the service can be restored.
  • the process of recovery is the opposite of the process of reduction.
  • the proportion of the service with the highest priority in the service is the voice stream of the call, and the ratio of the service with the highest priority in the service is F
  • the proportion of the service with the highest priority in the service is greater than or equal to F
  • the QoS indicator is improved, the service priority is gradually restored according to the improvement of the QoS indicator
  • the proportion of the service with the highest priority in the service is less than F
  • the call is gradually accessed, and as the QoS indicator improves
  • the proportion of the service with the highest priority in the service is greater than or equal to F
  • the priority of the service is gradually restored according to the improvement of the QoS indicator.
  • Embodiment 7 This embodiment is an execution body of a method for transmitting service data in Embodiment 6, and the execution body may be independently set, may be integrated in a media gateway, may be integrated in a network router, or may be integrated in a switch, etc. In the network device, it can also be integrated in a system for transmitting service data composed of a media gateway and a router.
  • a device for transmitting service data see FIG. 7, the device may include:
  • the degradation processing unit 701 is configured to reduce the priority of the service when the QoS indicator is degraded.
  • the sending unit 702 is configured to send the service data according to the priority processed by the degradation processing unit.
  • the degradation processing unit 701 may include:
  • the detecting subunit 701-1 is configured to detect a QoS indicator
  • the first processing sub-unit 701-2 is configured to reduce the priority of the service when the detecting sub-unit detects that the QoS indicator is degraded.
  • the degradation processing unit may also include:
  • a receiving subunit configured to receive a detection result of the QoS indicator
  • a second processing sub-unit configured to reduce a priority of the service when the receiving sub-unit receives the detection result of the QoS indicator degradation.
  • the scheme of implementing the degradation processing unit by using the receiving subunit and the second processing subunit, and the scheme of implementing the degradation processing unit by using the detecting subunit and the second processing subunit are two parallel alternative schemes, and only FIG. 7 shows only The detection sub-unit and the second processing sub-unit implement a scheme of the degradation processing unit, and a scheme of implementing the degradation processing unit by using the reception sub-unit and the second processing sub-unit is not shown.
  • the degradation processing unit may also include:
  • the third processing sub-unit is configured to reduce the priority of the part of the service according to the priority policy generated by the policy sub-unit.
  • the policy subunit and the third processing subunit are also not shown in FIG.
  • the sending unit 702 can include:
  • a determining subunit 702-1 configured to determine a lowest priority among the reduced priorities of the degradation processing unit
  • the first sending subunit 702-2 is configured to send, according to the lowest priority obtained by the determining subunit, Send the corresponding business data.
  • the sending unit 702 may include:
  • the switching unit selects a codec with stronger anti-loss capability or smaller bandwidth overhead to replace the current codec for encoding according to the reduced priority;
  • the second sending subunit sends the switched service data obtained by the switching unit.
  • the switching unit and the second transmitting subunit are also not shown in FIG.
  • the device may further include:
  • the receiving unit 703 is configured to reject access of part of the service data according to the rejection policy when the service with the highest priority processed by the degradation processing unit is less than the threshold in all services.
  • the degradation processing unit is further configured to restore a priority of the service when the QoS indicator is improved.
  • Embodiment 8 A system for transmitting service data, referring to FIG. 8, the system may include: a data sending network element 801, configured to reduce a priority of a service when a QoS indicator is degraded; and a data service forwarding network element 802, And sending the service data according to the priority after the data transmission network element is processed.
  • a data sending network element 801 configured to reduce a priority of a service when a QoS indicator is degraded
  • a data service forwarding network element 802 And sending the service data according to the priority after the data transmission network element is processed.
  • the data sending network element 801 can include:
  • the detecting subunit 801-1 is configured to detect a QoS indicator
  • the first processing sub-unit 801-2 is configured to reduce the priority of the service when the detecting sub-unit detects that the QoS indicator is degraded.
  • the data sending network element may also include:
  • a receiving subunit configured to receive a detection result of the QoS indicator
  • a second processing sub-unit configured to reduce a priority of the service when the receiving sub-unit receives the detection result of the QoS indicator degradation.
  • the scheme of implementing the data sending network element by using the receiving subunit and the second processing subunit, and the scheme of implementing the data sending network element by using the detecting subunit and the second processing subunit are two parallel alternative schemes, and only FIG. 8 shows only The scheme of implementing the data transmission network element by using the detection subunit and the second processing subunit is not shown, and the scheme of implementing the data transmission network element by using the receiving subunit and the second processing subunit is not shown.
  • the data sending network element may also include:
  • the third processing sub-unit is configured to reduce the priority of the part of the service according to the priority policy generated by the policy sub-unit.
  • the policy subunit and the third processing subunit are also not shown in FIG.
  • the data service forwarding network element may include:
  • a determining sub-unit 802-1 configured to determine a lowest priority among the reduced priorities of the data sending network element
  • the first sending subunit 802-2 is configured to send corresponding service data according to the lowest priority obtained by the determining subunit.
  • the data service forwarding network element may include:
  • the switching unit selects a codec with stronger anti-loss capability or smaller bandwidth overhead to replace the current codec for encoding according to the reduced priority;
  • the second sending subunit sends the switched service data obtained by the switching unit.
  • the switching unit and the second transmitting subunit are also not shown in FIG.
  • system may further include:
  • the receiving unit 803 is configured to reject the access of the part of the service data according to the rejection policy when the proportion of the service with the highest priority after the data transmission network element is processed is less than the threshold.
  • the data sending network element is further configured to restore a priority of the service when the QoS indicator improves.
  • the embodiment of the invention further provides a method for sending service data, including:
  • the foregoing determining the priority of the current service includes: determining a priority of the current service according to the quality of service QoS, or determining a service priority according to the service type and the user subscription data.
  • determining the priority of the current service includes: when the QoS indicator is degraded, the priority of the service is reduced; when the QoS indicator is improved, the priority of the service is gradually restored according to the improvement of the QoS indicator.
  • the computer software product can be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, etc., and includes a plurality of instructions for causing a computer device (which can be a personal computer, a server, or Network devices, etc.) perform the methods described in various embodiments of the present invention or in certain portions of the embodiments.
  • a computer device which can be a personal computer, a server, or Network devices, etc.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

L'invention porte sur un procédé de transfert de données opérationnelles, comprenant les opérations suivantes : lorsque la qualité de service (QoS) subit une détérioration, réduire la priorité de l'opération; transférer les données opérationnelles selon la priorité réduite. L'invention porte également sur un dispositif et un système de transfert de données opérationnelles qui, lorsque la qualité de service (QoS) subit une détérioration, réduisent la priorité de l'opération; transfèrent les données opérationnelles selon la priorité réduite pour assurer la qualité de service de l'utilisateur qui a une priorité élevée, tout en assurant le succès d'accès de l'utilisateur qui a une priorité basse, et en améliorant la stabilité de la qualité de service en cas de congestion du réseau.
PCT/CN2008/072761 2007-10-23 2008-10-21 Procédé, dispositif et système de transfert de données opérationnelles WO2009056030A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200710176235.6 2007-10-23
CNA2007101762356A CN101179763A (zh) 2007-10-23 2007-10-23 基于ip承载网的设置媒体优先级的方法、系统及装置
CN200810094070.2 2008-04-25
CN2008100940702A CN101299716B (zh) 2008-04-25 2008-04-25 业务数据发送的方法、装置及系统

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WO2009056030A1 true WO2009056030A1 (fr) 2009-05-07

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* Cited by examiner, † Cited by third party
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