CN109151901A - A kind of quality of service support method and device - Google Patents
A kind of quality of service support method and device Download PDFInfo
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- CN109151901A CN109151901A CN201811166458.9A CN201811166458A CN109151901A CN 109151901 A CN109151901 A CN 109151901A CN 201811166458 A CN201811166458 A CN 201811166458A CN 109151901 A CN109151901 A CN 109151901A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
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- 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
- H04L65/10—Architectures or entities
- H04L65/1016—IP multimedia subsystem [IMS]
-
- 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
- H04L65/80—Responding to QoS
-
- 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]
- H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
Abstract
The embodiment of the present application discloses a kind of quality of service support method and device, is related to the communications field, can provide quality assurance to voice service in the case where VoIMS voice service is accessed from mobile network.Its method are as follows: SBC receive terminal send voice service request message, and according to voice service request message determine terminal whether from mobile network access；If it is determined that terminal is accessed from mobile network, SBC sends conversation message to PCRF, conversation message is used to request to establish dedicated bearer for the Business Stream of voice service, the service quality rating of dedicated bearer is higher than the service quality rating of default bearing, and default bearing is the carrying established for the signaling flow of voice service.The embodiment of the present application is used to establish dedicated bearer when VoIMS voice service is accessed from mobile network to voice service, ensure service quality.
Description
Technical field
This application involves the communications field more particularly to a kind of quality of service support methods and device.
Background technique
In the development process of operator's voice service, due to currently supporting high definition voice (Voice over Long
Term Evolution, VoLTE) terminal kinds negligible amounts, reasons and OTT VoI P (the Over The such as price is higher
Top Voice over Internet Protocol) the problems such as business service quality is poor, operator is uncontrollable, so that being based on net
Border agreement (Internet Protocol, IP) IP multimedia subsystem, IMS (IP Multimedia Subsystem, IMS) network provides
OTT (the Over The Top) scheme of voice service becomes fourth generation mobile communication technology (4th-Generation mobile
Communication technology, 4G)/the 5th third-generation mobile communication technology (5th-Generation mobile
Communication technology, 5G) stage in addition to VoLTE and OTT VoIP, the voice solution of mainstream.
Wherein, OTT scheme is referred to as VoIMS APP (Voice over IP Multimedia Subsystem
Application) scheme, as shown in Figure 1, program business is whole mainly to access side, 4G core net by terminal part, 4G
(Evolved Packet Core, EPC) and IMS network composition, user is answered by the initiation of APP client and call business,
It is carried by 4G packet domain, and is realized based on IMS network.The program has the same shifting network No. code whole world mutually compared with OTT VoIP
Lead to, inherit the advantages such as existing telecommunication service, the controlled sustainable development of operator completely.Compared with VoLTE, VoIMS APP
Scheme has the characteristics that business network deployment rapid and convenient, at low cost, and can be by software development kit (Software
Development Kit, SDK) it is supplied to third party's exploitation use, realize that operation business speech capability is open.
But in VoIMS APP scheme, due to there is no to introduce policy control and charging (Policy Control and
Charging, PCC) system, packet data gateway (Packet Data Network Gateway, PGW) can only default to signaling
Stream and media business stream establish service quality rating mark (Quality of Service Class Identifier, QCI)
9 default bearing.In this way, when the network is congested, will lead to the voice conversation quality decline of business, influencing user experience.
Summary of the invention
The embodiment of the present application provides a kind of quality of service support method and device, can be in VoIMS voice service from movement
In the case where network insertion, quality assurance is provided to voice service.
In a first aspect, providing a kind of quality of service support method, it is applied in IMS network, comprising: boundary conversation controller
(Session Border Controller, SBC) receives the voice service request message that terminal is sent, and according to voice service
Request message determines whether terminal accesses from mobile network；If it is determined that terminal is accessed from mobile network, SBC is advised to strategy and charging
Then function (Policy and Charging Rule Function, PCRF) sends conversation message, and conversation message is for request
The Business Stream of voice service establishes dedicated bearer, and the service quality rating of dedicated bearer is higher than the service quality etc. of default bearing
Grade, default bearing are the carryings established for the signaling flow of voice service.By establishing service quality for the Business Stream of voice service
Grade is higher than the dedicated bearer of the service quality rating of signaling flow, can be with the service quality of effective guarantee voice service.
In a kind of possible design, judge that terminal whether from mobile network's access, is wrapped according to voice service request message
Include: SBC according to the header field field in voice service request message determine terminal whether from mobile network access；When header field field is
When any one of specific field set (for example, 3GPP-XXX), SBC determines that terminal is accessed from mobile network.In this way
Design can effectively judge the access way of terminal, to determine whether terminal accesses from mobile network.
In a kind of possible design, judge that terminal whether from mobile network's access, is wrapped according to voice service request message
Include: SBC parses voice service request message, obtains the IP address of terminal, when IP address network segment is in operator
When in mobile network's field, determine that terminal is accessed from mobile network.Design in this way can effectively judge the access of terminal
Mode, with determine terminal whether from mobile network access.
Second aspect provides a kind of quality of service support method, is applied in IMS network, comprising: PGW receives terminal hair
The registration message sent sends the first creation bearer messages to mobile management entity (Mobility according to registration message
Management Entity, MME), registration message is the message that terminal is registered to IMS network, the first creation bearer messages
Including first service quality (Quality of Service, Qos) information, the first QoS information is the signaling flow of voice service
Default bearing configuration information, the first creation bearer messages instruction wireless side is based on the voice service that the first QoS information is in terminal
Signaling flow establish default bearing, the service quality rating of default bearing is lower than the service quality rating of dedicated bearer, dedicated to hold
Load is the carrying established for the Business Stream of voice service；When PGW initiates voice service request message at the terminal, PCRF hair is received
The conversation message sent, conversation message, which is used to indicate, establishes dedicated bearer for the Business Stream of voice service；PGW sends second to MME
Bearer messages are created, the second creation bearer messages include the second QoS information, and the second QoS information is the Business Stream of voice service
Dedicated bearer configuration information, the second creation bearer messages instruction wireless side are the Business Stream of voice service based on the second QoS information
Establish dedicated bearer.Such design method may be implemented the Business Stream that wireless side is voice service and establish high-grade service quality
Dedicated bearer.
The third aspect provides a kind of quality of service support method, is applied in IMS network, comprising: PCRF receives SBC hair
The conversation message sent, conversation message, which is used to indicate, establishes dedicated bearer, dedicated bearer for the Business Stream of the voice service in terminal
Service quality rating be higher than default bearing service quality rating, default bearing be for voice service signaling flow establish hold
It carries；Conversation message is forwarded to PGW by PCRF, to indicate that PGW establishes dedicated bearer as the business flowable state of voice service.It is such
Design can save Internet resources while ensureing that voice service has high-level service quality.
Fourth aspect provides a kind of quality of service ensuring equipment, is applied in IMS network, comprising: receiving unit is used for
Receive the voice service request message that terminal is sent；Judging unit, for whether determining terminal according to voice service request message
It is accessed from mobile network；Transmission unit, for sending session to PCRF when judging unit determines that terminal is accessed from mobile network
Message, conversation message are used to that the Business Stream for voice service to be requested to establish dedicated bearer, and the service quality rating of dedicated bearer is high
In the service quality rating of default bearing, default bearing is the carrying established for the signaling flow of voice service.
In a kind of possible design, judging unit, for being determined according to the header field field in voice service request message
Whether terminal accesses from mobile network；When header field field is any one of specific field set (for example, 3GPP-XXX), sentence
Disconnected unit determines that terminal is accessed from mobile network.
In a kind of possible design, judging unit obtains terminal for parsing to voice service request message
IP address determines that terminal is accessed from mobile network when IP address network segment is in mobile network's field of terminal operator.
5th aspect, provides a kind of quality of service ensuring equipment, is applied in IMS network, comprising: receiving unit is used for
Receive the registration message that terminal is sent；Transmission unit, for sending the first creation bearer messages to MME, note according to registration message
Volume message is the message that terminal is registered to IMS network, and the first creation bearer messages include the first QoS information, the first QoS letter
Breath is the default bearing configuration information of the signaling flow of voice service, and the first creation bearer messages instruction wireless side is based on the first QoS
Information is that the signaling flow of the voice service in terminal establishes default bearing, and the service quality rating of default bearing is lower than dedicated bearer
Service quality rating, dedicated bearer be for voice service Business Stream establish carrying；Receiving unit is also used at the terminal
When initiating voice service request message, the conversation message that PCRF is sent, the industry that conversation message is used to indicate as voice service are received
Business stream establishes dedicated bearer；Transmission unit is also used to send the second creation bearer messages, the second creation bearer messages packet to MME
The second QoS information is included, the second QoS information is the dedicated bearer configuration information of the Business Stream of voice service, and the second creation carrying disappears
Breath instruction wireless side establishes dedicated bearer based on the Business Stream that the second QoS information is voice service.
6th aspect, provides a kind of quality of service ensuring equipment, is applied in IMS network, comprising: receiving unit is used for
The conversation message that SBC is sent is received, conversation message, which is used to indicate, establishes dedicated bearer for the Business Stream of the voice service in terminal,
The service quality rating of dedicated bearer is higher than the service quality rating of default bearing, and default bearing is the signaling flow for voice service
The carrying of foundation；Transmission unit, for conversation message to be forwarded to PGW, to indicate that PGW is built as the business flowable state of voice service
Vertical dedicated bearer.
7th aspect, provides a kind of computer storage medium, which is stored with computer instruction, works as meter
When the instruction of calculation machine is computer-executed, so that computer executes the quality of service support method provided such as first aspect.
Eighth aspect provides a kind of computer program product comprising instruction, when instruction is run on computers, so that
Computer executes the quality of service support method provided such as first aspect to the third aspect.
This application provides a kind of quality of service ensuring method and device, the voice service that SBC receives terminal transmission is asked
Seek message, according to the message judge terminal whether from mobile network access, however, it is determined that terminal from mobile network access, then SBC is asked
Seeking PCRF is that the Business Stream of the voice service in terminal establishes dedicated bearer, wherein the service quality rating of dedicated bearer is higher than
For the service quality rating for the default bearing that the signaling flow of voice service is established.By scheme provided by the present application, when VoIMS language
When sound business is accessed by the mobile network of operator, the voice of high quality-of-service rank is established for the Business Stream of the voice service
It is dedicated, realize the Service assurance to the Business Stream of voice service.
Detailed description of the invention
Fig. 1 is a kind of VoIMS business overall architecture schematic diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of IMS network architecture schematic diagram provided in an embodiment of the present invention；
Fig. 3 is a kind of quality of service ensuring method flow diagram provided in an embodiment of the present invention；
Fig. 4 is a kind of quality of service ensuring method flow diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of SBC provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of SBC provided in an embodiment of the present invention；
Fig. 7 is a kind of structural schematic diagram of SBC provided in an embodiment of the present invention；
Fig. 8 is a kind of structural schematic diagram of PGW provided in an embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram of PGW provided in an embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of PGW provided in an embodiment of the present invention；
Figure 11 is a kind of structural schematic diagram of PCRF provided in an embodiment of the present invention；
Figure 12 is a kind of structural schematic diagram of PCRF provided in an embodiment of the present invention；
Figure 13 is a kind of structural schematic diagram of PCRF provided in an embodiment of the present invention.
Specific embodiment
In embodiments of the present invention, the words such as " illustrative " or " optionally " make example, illustration or explanation for indicating.
Be described as in the embodiment of the present invention " illustrative " or " such as " any embodiment or design scheme be not necessarily to be construed as
Advantage more preferably or more than other embodiments or design scheme.Specifically, use " illustrative " or " such as " etc. words
It is intended to that related notion is presented in specific ways.
The application scenarios of the application can be in IMS network architecture, trigger speech service quality guarantee based on SBC, such as
Shown in Fig. 2, the group-network construction of entire scheme is mainly made of terminal part, 4G access side, EPC and IMS network.
Terminal part is mainly APP client form, and user is utilized by downloading at the terminal, installing APP client
APP client uses VoIMS voice service.
4G access side relates generally to MME and gateway (Serving Gateway) etc..
4G core net mainly includes home signature user server (Home Subscriber Server, HSS) and strategy
Control and charging (Policy Control and Charging, PCC) system, wherein PCC system is for realizing based on QoS's
Speech service quality guarantee mainly includes PCRF, strategy and charge execution function (Policy and Charging
Enforcement Function, PCEF) and application function (Application function, AF), PCEF function is located at
Gateway general packet radio service (General Packet Radio Service, GPRS) supporting node (Gateway GPRS
Support Node, GGSN) on/PGW, AF is located on SBC, is connected between PCRF and PCEF by Gx interface, PCRF and VoIMS
It is connected between SBC by Rx interface.
IMS network mainly includes VoIMS SBC, call session control function (Call Session Control
Function, CSCF), the equipment such as application server (Application Server, AS).
The basic principle of the application is according to third generation cooperative programme (3rd Generation Partnership
Project, 3GPP) definition to different service types Qos class letter (QoS Class Identifier, QCI), reference
The standard of VoLTE voice service, the Business Stream and signaling flow of as voice service establish two-way carrying, the industry of voice service respectively
Business stream can use QCI to carry for 1 ensures bit rate (Guaranteed Bit Rate, GBR), and signaling flow can use QCI
It is carried for 5 non-ensured bit rate (Non-GBR), Qos guarantee is carried out to VoIMS business.
On the basis of the network architecture shown in Fig. 2, the embodiment of the present application provides a kind of quality of service ensuring method, application
In IMS network, as shown in Figure 3, comprising:
301, SBC receives the voice service request message that terminal is sent, and according to voice service request message authentication terminal
Whether accessed from mobile network.
After SBC receives the voice service request message of terminal transmission, it can be confirmed according to the relevant field in the message
Whether terminal accesses from mobile network.
For example, SBC determines connecing for terminal according to the P-Access-Network-Info header field in voice service request message
Enter mode, when the field in header field is 3GPP-XXX, determines that terminal is accessed from mobile network.
After SBC receives the voice service request message of terminal transmission, which can be solved
Analysis, gets the IP address of the terminal carried in the voice service request message.
Correspondingly, SBC can also judge whether terminal accesses from mobile network according to the IP address got.
Optionally, the embodiment of the present application provides a kind of implementation and is, if the network segment of the IP address of terminal is belonging to the terminal
In mobile network's field of operator, it is determined that the terminal is accessed from mobile network.
302, if it is determined that terminal is accessed from mobile network, SBC sends conversation message to PCRF, and the conversation message is for requesting
Dedicated bearer is established for the Business Stream of voice service.
When SBC determines that terminal is accessed from mobile network, SBC is sent to PCRF for requesting as the voice service in terminal
Business Stream establish the conversation message of dedicated bearer, the conversation message is forwarded to PGW by PCRF, PGW is made to be disappeared according to the session
Breath sends the second creation bearer messages to wireless side, establishes dedicated bearer by the Business Stream that wireless side is voice service.
It optionally, in the embodiment of the present application, include the second QoS information in the second creation bearer messages, for example, PGW
The QCI of foundation is 1 dedicated bearer, after wireless side receives the second creation bearer messages, can be according to the QCI configuration information
The Business Stream of voice service establishes the dedicated bearer that QCI is 1.
Wherein, the service quality rating of dedicated bearer is higher than the service quality rating of default bearing, and default bearing is for language
The carrying that the signaling flow of sound business is established.
It should be noted that before step 302, PGW sends the first creation bearer messages to MME, and by MME by this
One creation bearer messages are forwarded to wireless side, to indicate wireless side according to the first QoS carried in the first creation bearer messages
Information is that the signaling flow of voice service establishes default bearing.
The embodiment of the present application provides a kind of quality of service ensuring method, and the voice service that SBC receives terminal transmission is asked
Seek message, according to the message judge terminal whether from mobile network access, however, it is determined that terminal from mobile network access, then SBC is asked
Seeking PCRF is that the Business Stream of the voice service in terminal establishes dedicated bearer, wherein the service quality rating of dedicated bearer is higher than
For the service quality rating for the default bearing that the signaling flow of voice service is established.The embodiment of the present application is logical in VoIMS voice service
When crossing mobile network's access of operator, the voice for establishing high quality-of-service rank for the Business Stream is dedicated, carries out voice service
Business Stream Service assurance.
On the basis of Fig. 3, the embodiment of the present application provides a kind of quality of service ensuring method, is applied in IMS network,
As shown in Figure 4, comprising:
401, the pre-configuration of QCI is carried out for the signaling flow of voice service on PGW.
In PGW initial configuration, operator's static configuration on PGW advises the PCC of the signaling flow of voice service
Then, when which is characterized in user's initiation voice service, the default bearing for being directed to signaling flow QCI=a is established, wherein a can
Think 5.
It is of course also possible to any one number in default bearing 5-9 is set by the QCI of the signaling flow of voice service,
The application does not limit this.
Well known to those skilled in the art to be, when establishing dedicated bearer for Business Stream, it is 1-4 that QCI value, which can be set,
In any one numerical value, when establishing default bearing for signaling flow, can be set QCI value be 5-9 in any one number
Value, wherein the numerical value of QCI is bigger, and service quality rating is lower, and the numerical value of QCI is smaller, and service quality rating is higher.
402, terminal sends registration message and carries out network registry.
User can download at the terminal in advance, install APP client, which can be for for the application reality
The APP that example specially designs is applied, can also be presented in the form of SDK, i.e., is embedded into the scheme of the embodiment of the present application by SDK existing
APP in, such as wechat, QQ etc..
The embodiment of the present application provides a kind of optional network registry mode, when user opens the APP client, fills in use
After the user informations such as user name, login password, the cell-phone number at family, according in Fig. 1 4G access side (such as base station, MME,
Serving Gateway etc.), the transmission path of PGW and the SBC being connected by SGi interface with PGW, successively will include
The AS that the registration message of the information such as the IP address of user information and terminal is transmitted to IMS network side is registered.
403, PGW sends the first creation bearer messages to MME.
After PGW receives the registration message of terminal transmission, the first bearing activation is initiated according to the registration message.
Optionally, it is that PGW generates the first creation according to registration message and carries that the embodiment of the present application, which provides a kind of optional way,
Message, and the first creation bearer messages are sent to MME, which can carry the first QoS information, for example, prewired in PGW
The default bearing that the QCI set is 5, also, the first creation bearer messages are used to indicate wireless side (for example, base station) according to first
It creates the signaling flow that the first QoS information in bearer messages is voice service and establishes default bearing online always.In this way, MME
Can by first creation bearer messages be forwarded to wireless side, by wireless side according to the message be terminal on voice service signaling
Stream establishes the default bearing that QCI is 5.
It is understood that after the signaling flow that wireless side is voice service establishes the default bearing that QCI is 5, Zhi Houchuan
The signaling flow (for example, voice service request message etc.) of defeated voice service can be passed according to the service quality rating
It is defeated.
404, terminal sends voice service request message.
After sending the registration message for carrying out network registry at the terminal, if endpoint to register success, terminal receive
The response message to succeed in registration is used to indicate from what IMS network side AS was sent.
After endpoint to register success, if terminal detects trigger signal from the user, for example, user needs to carry out language
When sound is conversed, the dial key in terminal is clicked, then terminal sends voice service request message.
405, SBC receives the voice service request message sent in terminal, and is determined according to voice service request message
Whether terminal accesses from mobile network.
After SBC receives voice service request message, judge terminal whether from movement according to the specific fields in the message
Network insertion.
Optionally, this application provides a kind of implementations is, according to the P-Access- in voice service request message
Network-Info header field determines the access way of terminal, for example, determining terminal when the field in the header field is 3GPP-XXX
It is accessed from mobile network, when the field in header field is IEEE-XXX, determines that terminal is accessed from WiFi.
After SBC receives the voice service request message of terminal transmission, which can be solved
Analysis obtains the IP address of the terminal carried in voice service request message.
Optionally, if the terminal has mobile station comprehensive service digital net number (Mobile Station Integrated
Services Digital Network Number, MSISDN), then it can also be carried in voice service request message
MSISDN, then SBC is when parsing voice service request message, the also available MSISDN to terminal.In this way, working as
It, can be by way of IP address and MSISDN combination if part IP address has repetition when IP address is IPV4 private net address
Precise positioning is carried out to the IP address of terminal.
Optionally, in the embodiment of the present application, SBC can also determine the access way of terminal according to the IP address of terminal.
For example, if the network segment of the IP address of terminal is in mobile network's field of terminal operator, it is determined that the terminal is from movement
Network insertion.If the network segment of IP address of terminal is not in mobile network's subsegment of operator, it is determined that the terminal is from WiFi
Access.
406, when determining that terminal is accessed from mobile network, SBC sends conversation message to PCRF.
When SBC determines that terminal is accessed from mobile network, SBC sends conversation message to PCRF by Rx interface, with PCRF
Between establish session, which, which is used to indicate, establishes dedicated bearer for the Business Stream of the voice service in terminal.
Illustratively, which is specifically as follows the business flowing that SBC request is the voice service sent in terminal
Establish to state the dedicated bearer that QCI is 1.For example, when the Business Stream transmission for having voice service on PGW, for Business Stream foundation
The dedicated bearer that QCI is 1, when the Business Stream transmission of not voice service on PGW or the Business Stream of voice service are transmitted
When, PGW deletes the dedicated bearer having built up before.It is established by this business flowable state for voice service high-level dedicated
The mode of carrying can both guarantee the service quality of voice service, can also save Internet resources.
Conversely, when confirming that terminal is accessed from WiFi, then in such a way that the QCI that wireless side is established is 5 default bearing
Transmit the Business Stream of the voice service.
407, conversation message is forwarded to PGW by PCRF.
PCRF receives the conversation message from SBC, which is forwarded to PGW.
408, PGW sends the second creation bearer messages to MME.
After PGW receives the conversation message from PCRF, the second bearing activation is initiated according to conversation message.
Optionally, the embodiment of the present application provides a kind of optional way and is, PGW is the industry of voice service according to the conversation message
The dedicated bearer that business stream configuration QCI is 1, and the second creation bearer messages are generated, which is sent to
MME, wherein the second QoS information is carried in the second creation bearer messages, for example, PGW is the traffic flow configuration of voice service
The configuration information that QCI is 1, the second creation bearer messages are used to indicate wireless side (for example, base station) and are disappeared according to the second creation carrying
The second QoS information in breath is that the Business Stream of the voice service establishes the dedicated bearer that QCI is 1.In this way, when MME receives the
Two creation bearer messages after, can by second creation bearer messages be forwarded to wireless side, by wireless side according to the message be terminal
On voice service Business Stream establish QCI be 1 dedicated bearer, ensure the service quality of voice service.
The embodiment of the present application provides a kind of quality of service ensuring method, and the voice service that SBC receives terminal transmission is asked
Seek message, according to the message judge terminal whether from mobile network access, however, it is determined that terminal from mobile network access, then SBC is asked
Seeking PCRF is that the Business Stream of the voice service in terminal establishes dedicated bearer, wherein the service quality rating of dedicated bearer is higher than
For the service quality rating for the default bearing that the signaling flow of voice service is established.By scheme provided by the embodiments of the present application, when
When VoIMS voice service is accessed by the mobile network of operator, high quality-of-service grade is established for the Business Stream of the voice service
Other voice is dedicated, realizes the Service assurance to the Business Stream of voice service.
It is above-mentioned that mainly scheme provided by the embodiments of the present application is described from the angle of interaction between each network element.It can
With understanding, each network element, for example, SBC, PGW, PCRF etc. are in order to realize the above functions, it comprises execute each function
Corresponding hardware configuration and/or software module.Those skilled in the art should be readily appreciated that, in conjunction with disclosed herein
Each exemplary unit and algorithm steps of embodiment description, the application can be with the combination shape of hardware or hardware and computer software
Formula is realized.Some functions is executed in a manner of hardware or computer software driving hardware actually, depends on technical solution
Specific application and design constraint.Professional technician can realize each specific application using distinct methods
Described function, but this realization is it is not considered that exceed scope of the present application.
The embodiment of the present application can carry out the division of functional module according to above method example to SBC, for example, can correspond to
Two or more functions can also be integrated in a processing module by each each functional module of function division.On
It states integrated module both and can take the form of hardware realization, can also be realized in the form of software function module.It needs
It is bright, it is schematical, only a kind of logical function partition to the division of module in the embodiment of the present application, in actual implementation
There may be another division manner.
In the case where each function division of use correspondence each functional module, Fig. 5 shows involved in above-described embodiment
And SBC a kind of possible structural schematic diagram, SBC50 may include: receiving unit 501, judging unit 502, transmission unit
503.Receiving unit 501 is for supporting SBC to execute the process 301 in Fig. 3, the process 405 in Fig. 4；Judging unit 502 is for branch
It holds SBC and executes the process 301 in Fig. 3, the process 405 in Fig. 4；Transmission unit 503 is for supporting SBC to execute the process in Fig. 3
302, the process 406 in Fig. 4.
Using integrated unit, one kind that Fig. 6 shows SBC involved in above-described embodiment is possible
Structural schematic diagram.For example, processing module 601 for support SBC execute the process 301 in Fig. 3, the process 405 in Fig. 4 and/or
Other processes for techniques described herein.Communication module 602 be used to supporting SBC execute the process 301 in Fig. 3,302,
Process 405,406 in Fig. 4 and the communication with other network entities, for example, with the PCRF that is related in the embodiment of the present application it
Between communication.Memory module 603 is used to store the program code and data of SBC.
Wherein, processing module 601 can be processor or controller, such as can be central processing unit (Central
Processing Unit, CPU), general processor, digital signal processor (Digital Signal Processor, DSP),
Specific integrated circuit (Application-Specific Integrated Circuit, ASIC), field programmable gate array
It is (Field Programmable Gate Array, FPGA) or other programmable logic device, transistor logic, hard
Part component or any combination thereof.It may be implemented or execute to combine and various illustratively patrol described in present disclosure
Collect box, module and circuit.The processor is also possible to realize the combination of computing function, such as includes one or more micro- places
Manage device combination, DSP and the combination of microprocessor etc..
As shown in fig.7, the SBC70 includes: processor 701, memory 702 and bus 703.Wherein, processor 701
It is connected with each other with memory 702 by bus 703；Bus 703 can be Peripheral Component Interconnect standard (Peripheral
Component Interconnect, PCI) bus or expanding the industrial standard structure (Extended Industry Standard
Architecture, EISA) bus etc..The bus can be divided into address bus, data/address bus, control bus etc..For convenient for
It indicates, is only indicated with a thick line in Fig. 7, it is not intended that an only bus or a type of bus.
The embodiment of the present application can carry out the division of functional module according to above method example to PGW, for example, can correspond to
Two or more functions can also be integrated in a processing module by each each functional module of function division.On
It states integrated module both and can take the form of hardware realization, can also be realized in the form of software function module.It needs
It is bright, it is schematical, only a kind of logical function partition to the division of module in the embodiment of the present application, in actual implementation
There may be another division manner.
In the case where each function division of use correspondence each functional module, Fig. 8 shows involved in above-described embodiment
And PGW a kind of possible structural schematic diagram, PGW80 may include: receiving unit 801, transmission unit 802.Receiving unit
801 for supporting PGW to execute the process 402,407 in Fig. 4；Transmission unit 802 is for supporting PGW to execute the process in Fig. 4
403、408。
Using integrated unit, one kind that Fig. 9 shows PGW involved in above-described embodiment is possible
Structural schematic diagram.For example, processing module 901 is for supporting PGW to execute the process 401 in Fig. 4 and/or for described herein
Other processes of technology.Communication module 902 for support PGW execute the process 402,403,407,408 in Fig. 4 and and other
The communication of network entity, for example, with the communication between PCRF, MME for being related in the embodiment of the present application.Memory module 903 is used for
Store the program code and data of PGW.
Wherein, processing module 901 can be processor or controller, such as can be central processing unit (Central
Processing Unit, CPU), general processor, digital signal processor (Digital Signal Processor, DSP),
Specific integrated circuit (Application-Specific Integrated Circuit, ASIC), field programmable gate array
It is (Field Programmable Gate Array, FPGA) or other programmable logic device, transistor logic, hard
Part component or any combination thereof.It may be implemented or execute to combine and various illustratively patrol described in present disclosure
Collect box, module and circuit.The processor is also possible to realize the combination of computing function, such as includes one or more micro- places
Manage device combination, DSP and the combination of microprocessor etc..
As shown in fig.10, the PGW100 includes: processor 1001, memory 1002 and bus 1003.Wherein, it handles
Device 1001 and memory 1002 are connected with each other by bus 1003；Bus 1003 can be Peripheral Component Interconnect standard
(Peripheral Component Interconnect, PCI) bus or expanding the industrial standard structure (Extended
Industry Standard Architecture, EISA) bus etc..The bus can be divided into address bus, data/address bus,
Control bus etc..Only to be indicated with a thick line in Figure 10, it is not intended that an only bus or a seed type convenient for indicating
Bus.
The embodiment of the present application can carry out the division of functional module according to above method example to PCRF, for example, can be right
The each functional module of each function division is answered, two or more functions can also be integrated in a processing module.
Above-mentioned integrated module both can take the form of hardware realization, can also be realized in the form of software function module.It needs
Illustrate, is schematical, only a kind of logical function partition to the division of module in the embodiment of the present application, it is practical to realize
When there may be another division manner.
In the case where each function division of use correspondence each functional module, Figure 11 shows involved in above-described embodiment
And PCRF a kind of possible structural schematic diagram, PCRF110 may include: receiving unit 1101, transmission unit 1102.It receives
Unit 1101 is for supporting PCRF to execute the process 406 in Fig. 4；Transmission unit 1102 is for supporting PCRF to execute the mistake in Fig. 4
Journey 407.
Using integrated unit, Figure 12 shows a kind of possibility of PGW involved in above-described embodiment
Structural schematic diagram.For example, other processes that processing module 1201 is used to that PCRF to be supported to execute techniques described herein.Communication
Module 1202 for supporting PCRF to execute the process 406,407 in Fig. 4 and the communication with other network entities, such as with this Shen
The communication between SBC, PGW that please be related in embodiment.Memory module 1203 is used to store the program code and data of PCRF.
Wherein, processing module 1201 can be processor or controller, such as can be central processing unit (Central
Processing Unit, CPU), general processor, digital signal processor (Digital Signal Processor, DSP),
Specific integrated circuit (Application-Specific Integrated Circuit, ASIC), field programmable gate array
It is (Field Programmable Gate Array, FPGA) or other programmable logic device, transistor logic, hard
Part component or any combination thereof.It may be implemented or execute to combine and various illustratively patrol described in present disclosure
Collect box, module and circuit.The processor is also possible to realize the combination of computing function, such as includes one or more micro- places
Manage device combination, DSP and the combination of microprocessor etc..
Refering to fig. 1 shown in 3, which includes: processor 1301, memory 1302 and bus 1303.Wherein, locate
Reason device 1301 and memory 1302 are connected with each other by bus 1303；Bus 1303 can be Peripheral Component Interconnect standard
(Peripheral Component Interconnect, PCI) bus or expanding the industrial standard structure (Extended
Industry Standard Architecture, EISA) bus etc..The bus can be divided into address bus, data/address bus,
Control bus etc..Only to be indicated with a thick line in Figure 13, it is not intended that an only bus or a seed type convenient for indicating
Bus.
The step of method in conjunction with described in present disclosure or algorithm can realize in a manner of hardware, can also
It is realized in a manner of being to execute software instruction by processor.Software instruction can be made of corresponding software module, software mould
Block can be stored on random access memory (Random Access Memory, RAM), flash memory, read-only memory (Read
Only Memory, ROM), Erasable Programmable Read Only Memory EPROM (Erasable Programmable ROM, EPROM), electricity can
Erasable programmable read-only memory (Electrically EPROM, EEPROM), register, hard disk, mobile hard disk, CD-ROM
(CD-ROM) or in the storage medium of any other form well known in the art.A kind of illustrative storage medium is coupled to place
Device is managed, to enable a processor to from the read information, and information can be written to the storage medium.Certainly, it stores
Medium is also possible to the component part of processor.Pocessor and storage media can be located in ASIC.In addition, the ASIC can position
In core network interface receiver.Certainly, pocessor and storage media can also be used as discrete assembly and be present in core network interface
In receiver.
Those skilled in the art are it will be appreciated that in said one or multiple examples, function described herein
It can be realized with hardware, software, firmware or their any combination.It when implemented in software, can be by these functions
Storage in computer-readable medium or as on computer-readable medium one or more instructions or code transmitted.
Computer-readable medium includes computer storage media and communication media, and wherein communication media includes convenient for from a place to another
Any medium of one place transmission computer program.Storage medium can be general or specialized computer can access it is any
Usable medium.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Change or replacement within the technical scope of the present application should all be covered within the scope of protection of this application.Therefore, this Shen
Protection scope please should be based on the protection scope of the described claims.
Claims (12)
1. a kind of quality of service support method is applied in internet protocol multimedia subsystem IMS network, which is characterized in that packet
It includes:
Boundary conversation controller SBC receives the voice service request message that terminal is sent, and is disappeared according to institute's voice traffic request
Breath determines whether the terminal accesses from mobile network；
If it is determined that the terminal is accessed from the mobile network, the SBC sends session to strategy and charging rule functions PCRF
Message, the conversation message is for requesting the Business Stream for institute's voice traffic to establish dedicated bearer, the clothes of the dedicated bearer
Credit rating of being engaged in is higher than the service quality rating of default bearing, and the default bearing is holding for the signaling flow foundation for voice service
It carries.
2. quality of service support method according to claim 1, which is characterized in that described according to institute's voice traffic request
Determine whether to access from mobile network described in message judgement, comprising:
Whether the SBC determines the terminal from the mobile network according to the header field field in institute's voice traffic request message
Access；When the header field field be specific field set in it is any when, the SBC determines that the terminal connects from mobile network
Enter.
3. quality of service support method according to claim 1, which is characterized in that described according to institute's voice traffic request
Determine whether to access from mobile network described in message judgement, comprising:
The SBC parses institute's voice traffic request message, the Internet protocol IP address of the terminal is obtained, when described
When IP address network segment is in mobile network's field of the terminal operator, determine that the terminal connects from the mobile network
Enter.
4. a kind of quality of service support method is applied in internet protocol multimedia subsystem IMS network, which is characterized in that packet
It includes:
Packet data gateway PGW receives the registration message that terminal is sent, and sends the first creation carrying according to the registration message and disappears
For breath to mobile management entity MME, the registration message is the message that the terminal is registered to the IMS network, described the
One creation bearer messages include first service quality Q oS information, first QoS information for institute's voice traffic signaling flow
Default bearing configuration information, it is the terminal that the first creation bearer messages instruction wireless side, which is based on first QoS information,
On the signaling flow of voice service establish default bearing, the service quality rating of the default bearing is lower than the service of dedicated bearer
Credit rating, the dedicated bearer are the carryings established for the Business Stream of institute's voice traffic；
When the PGW initiates institute's voice traffic request message on the terminal, strategy and charging rule functions PCRF are received
The conversation message of transmission, the conversation message, which is used to indicate, establishes dedicated bearer for the Business Stream of institute's voice traffic；
The PGW sends the second creation bearer messages to the MME, and the second creation bearer messages include the second QoS information,
Dedicated bearer configuration information of second QoS information for the Business Stream of institute's voice traffic, the second creation bearer messages
Indicate that Business Stream of the wireless side based on second QoS information for institute's voice traffic establishes the dedicated bearer.
5. a kind of quality of service support method is applied in internet protocol multimedia subsystem IMS network, which is characterized in that packet
It includes:
Strategy receives the conversation message that conversation controller SBC in boundary is sent with charging rule functions PCRF, and the conversation message is used
Dedicated bearer is established in the Business Stream for the voice service being designated as in terminal, the service quality rating of the dedicated bearer is higher than silent
Recognize the service quality rating of carrying, the default bearing is the carrying established for the signaling flow of institute's voice traffic；
The conversation message is forwarded to packet data gateway PGW by the PCRF, to indicate the PGW as institute's voice traffic
Business flowable state establishes the dedicated bearer.
6. a kind of quality of service ensuring equipment is applied in internet protocol multimedia subsystem IMS network, which is characterized in that packet
It includes:
Receiving unit, for receiving the voice service request message of terminal transmission；
Judging unit, for according to institute's voice traffic request message determine the terminal whether from mobile network access；
Transmission unit, for being advised to strategy and charging when the judging unit determines that institute's terminal is accessed from the mobile network
Then function PCRF sends conversation message, and the conversation message is for requesting the Business Stream for institute's voice traffic to establish dedicated hold
It carries, the service quality rating of the dedicated bearer is higher than the service quality rating of default bearing, and the default bearing is for voice
The carrying that the signaling flow of business is established.
7. quality of service ensuring equipment according to claim 6, which is characterized in that
The judging unit, for determining the terminal whether from institute according to the header field field in institute's voice traffic request message
State mobile network's access；
When the header field field is any terminal in specific field set, the judging unit determines the terminal
It is accessed from mobile network.
8. quality of service ensuring equipment according to claim 6, which is characterized in that
The judging unit obtains the Internet protocol IP of the terminal for parsing to institute's voice traffic request message
Address determines the terminal from institute when the IP address network segment is in mobile network's field of the terminal operator
State mobile network's access.
9. a kind of quality of service ensuring equipment is applied in internet protocol multimedia subsystem IMS network, which is characterized in that packet
It includes:
Receiving unit, for receiving the registration message of terminal transmission；
Transmission unit, for sending the first creation bearer messages to mobile management entity MME, the note according to the registration message
Volume message is the message that the terminal is registered to the IMS network, and the first creation bearer messages include first service
Quality Q oS information, first QoS information for the signaling flow of institute's voice traffic default bearing configuration information, described first
It is silent for the signaling flow foundation of the voice service in the terminal based on first QoS information to create bearer messages instruction wireless side
Recognize carrying, the service quality rating of the default bearing is lower than the service quality rating of dedicated bearer, the dedicated bearer be for
The carrying that the Business Stream of institute's voice traffic is established；
The receiving unit when being also used to initiate institute's voice traffic request message on the terminal, receives strategy and charging
The conversation message that rule functional PCRF is sent, the conversation message be used to indicate the Business Stream for institute's voice traffic establish it is dedicated
Carrying；
The transmission unit, is also used to send the second creation bearer messages to the MME, and the second creation bearer messages include
Second QoS information, second QoS information for the Business Stream of institute's voice traffic dedicated bearer configuration information, described second
Creation bearer messages instruction wireless side establishes described dedicated hold based on second QoS information for the Business Stream of institute's voice traffic
It carries.
10. a kind of quality of service ensuring equipment is applied in internet protocol multimedia subsystem IMS network, which is characterized in that packet
It includes:
Receiving unit, for receiving the conversation message of boundary conversation controller SBC transmission, the conversation message was used to indicate as end
The Business Stream of voice service on end establishes dedicated bearer, and the service quality rating of the dedicated bearer is higher than the clothes of default bearing
Business credit rating, the default bearing are the carryings established for the signaling flow of institute's voice traffic；
Transmission unit, for the conversation message to be forwarded to packet data gateway PGW, to indicate the PGW for the voice
The business flowable state of business establishes the dedicated bearer.
11. a kind of computer storage medium, the computer storage medium is stored with computer instruction, which is characterized in that works as institute
When stating computer instruction and being computer-executed, so that the computer executes business according to any one of claims 1 to 5
Method for guaranteeing quality.
12. a kind of computer program product comprising instruction, which is characterized in that when described instruction is run on computers, make
It obtains the computer and executes quality of service support method according to any one of claims 1 to 5.
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| CN201811166458.9A CN109151901B (en) | 2018-09-30 | 2018-09-30 | Service quality guarantee method and device |
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| CN109151901B (en) | 2022-02-18 |
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