CN103517339A - System for realizing data traffic shunting by WLAN, equipment and method - Google Patents

System for realizing data traffic shunting by WLAN, equipment and method Download PDF

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Publication number
CN103517339A
CN103517339A CN201210198092.XA CN201210198092A CN103517339A CN 103517339 A CN103517339 A CN 103517339A CN 201210198092 A CN201210198092 A CN 201210198092A CN 103517339 A CN103517339 A CN 103517339A
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China
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wlan
address
wlan terminal
access
terminal
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Chinese (zh)
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唐敬雄
王琪
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China Mobile Group Henan Co Ltd
China Mobile Group Hunan Co Ltd
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China Mobile Group Hunan Co Ltd
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Priority to CN201210198092.XA priority Critical patent/CN103517339A/en
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Abstract

The embodiment of the invention provides a system for realizing data traffic shunting by WLAN, equipment and a method. The method is as follows: a trustful access gateway is utilized to realize connection between WLAN network side equipment and PS domain core network side equipment such that an IP address allocated by the PS domain core network side equipment can be sent to a WLAN terminal and the WLAN terminal can be accessed to an operator intranet by the utilization of the allocated IP address. Thus, WLAN access to the operator intranet and WLAN shunting of data traffic of the operator intranet are realized.

Description

Utilize WLAN to realize system, equipment and the method for data traffic shunting
Technical field
The present invention relates to the communications field, relate in particular to system, equipment and method that a kind of WLAN of utilization realizes data traffic shunting.
Background technology
In order to meet the demand of growing data traffic to capacity of communication system, at present, generally can utilize WLAN (wireless local area network) (WLAN, Wireless Local Area Networks) shunt and be carried on cellular network, as, second generation communication (2G, as, GSM) network (3G that communicates by letter with the third generation, as, the TD-SCDMA) data traffic on network, alleviate the communication pressure of existing mobile radio communication, and reduce investment risk, improve user satisfaction.
But at present WLAN can only receive internet (Internet), can not access carrier Intranet, because Network Isolation (APN (APN, Access Point Name) difference) causes partial service not conduct interviews by WLAN.If mobile phone newspaper is WAP (wireless application protocol) (WAP, Wireless Application Protocol) business, WAP business belongs to network service in operator's grouping, so current, by WLAN, can not access WAP business, makes WLAN shunting effect not good.
In addition, also there is following problem in the data traffic of utilizing WLAN to shunt to be carried on second generation communication network and third generation communication network, has further aggravated the not good problem of shunting effect:
User terminal cannot conscious use wlan network.It is unknown in usage data business Shi, place to use, whether having built wlan network, and the WLAN switch that need to manually open a terminal, carry out web search and connection, has also caused thus that access WLAN speed is slow, the problem of complex operation.
Summary of the invention
System, equipment and method that the embodiment of the present invention provides a kind of WLAN of utilization to realize data traffic shunting, for by WLAN access carrier Intranet, realize the data traffic shunting to operator's Intranet.
Utilize WLAN (wireless local area network) WLAN to realize a system for data traffic shunting, described system comprises wlan network side apparatus, packet switching PS domain core net side apparatus and trusted access gateway,
Packet switching PS domain core net side apparatus, for assignment of the Internet protocol IP address;
Trusted access gateway, for sending to wlan network side apparatus by described IP address;
Wlan network side apparatus, for described IP address is sent to WLAN terminal, indication WLAN terminal is according to described IP address access packet switching PS domain core net side apparatus.
, the described network equipment comprises:
Access module, for being connected with WLAN (wireless local area network) wlan network side apparatus;
Business module, for being connected with packet switching PS domain core net side apparatus, the Internet Protocol IP address that PS domain core net side apparatus is distributed sends to WLAN terminal by access module.
Utilize WLAN (wireless local area network) WLAN to realize a method for data traffic shunting, described method comprises:
Receive the Internet Protocol IP address that packet switching PS domain core net side apparatus distributes;
Described IP address is sent to WLAN terminal by wlan network side apparatus.
, the described network equipment comprises:
Receiver module, the Internet Protocol IP address of distributing for packet switching PS domain core net side apparatus;
Sending module, for described IP address is sent to WLAN terminal, indication WLAN terminal is according to described IP address access packet switching PS domain core net side apparatus.
The scheme providing according to the embodiment of the present invention, can utilize trusted access gateway to realize being connected between wlan network side apparatus and PS domain core net side apparatus, the IP address that thereby PS domain core net side apparatus can be distributed is sent to WLAN terminal, the IP address access carrier Intranet that WLAN terminal can be utilized be assigned to, thus realize the WLAN access of operator's Intranet and the WLAN of operator's intranet data flow shunts.
Accompanying drawing explanation
Fig. 1 realizes the structural representation of the system of data traffic shunting for the WLAN that utilizes that the embodiment of the present invention one provides;
The structural representation of the network equipment that Fig. 2 provides for the embodiment of the present invention three;
Fig. 3 realizes the flow chart of steps of the method for data traffic shunting for the WLAN that utilizes that the embodiment of the present invention four provides;
The structural representation of the network equipment that Fig. 4 provides for the embodiment of the present invention five.
Embodiment
The WLAN existing for prior art can only be linked into Internet, cannot access carrier Intranet, cause utilizing the problem of WLAN shunting operator intranet data flow, in the scheme providing in the embodiment of the present invention, introduced trusted access gateway, by trusted access gateway, realize being connected of wlan network side apparatus and PS domain core net side apparatus, the IP address that thereby PS domain core net side apparatus can be distributed sends to WLAN terminal, make WLAN terminal to realize the access to operator's Intranet according to the IP address of distributing, utilize WLAN to shunt operator's intranet data flow.
Further, for WLAN terminal, when the usage data business, cannot understand place to use and whether have wlan network, need to manually open WLAN switch, carry out the problem of web search and connection, in the present embodiment, also introduced the cell information server that is deployed in PS domain core net side.Cell information server can be to WLAN terminal pushing application program and WLAN coverage information, make WLAN terminal can automatically open WLAN switch, and without carrying out web search, can understand wlan network and cover distribution situation, thus can be directly according to the WLAN coverage information access wlan network receiving.
Below in conjunction with Figure of description and each embodiment, the present invention program is described.
Embodiment mono-,
The embodiment of the present invention one provides a kind of WLAN of utilization to realize the system of data traffic shunting, and the structure of this system can comprise wlan network side apparatus 11, packet switching PS domain core net side apparatus 12 and trusted access gateway 13 as shown in Figure 1, wherein:
Packet switching PS domain core net side apparatus 12 is for assignment of the Internet protocol IP address; Trusted access gateway 13 is for sending to wlan network side apparatus by described IP address; Wlan network side apparatus 11 is for described IP address is sent to WLAN terminal, and indication WLAN terminal is according to described IP address access packet switching PS domain core net side apparatus.
Described wlan network side apparatus 11 can be access controller, and described PS domain core net side apparatus 12 can be gateway node, and trusted access gateway 13 sends to access controller specifically for the IP address that gateway node is distributed.
Access controller can be wireless access controller (AC, Access Controller) or Broadband Remote Access Server (BARS, Broadband Remote Access Server).Gateway node can be gateway general packet wireless service support node GGSN(Gateway GPRS Support Node) or packet data gateway (PGW, Packet Gateway).
Owing to having introduced trusted access gateway between wlan network and PS domain core net, the IP address that gateway node can be distributed sends to WLAN terminal, make WLAN terminal can realize the access to operator's Intranet, realized the WLAN shunting of operator's intranet data flow.Certainly, in conjunction with prior art, in the present embodiment, access controller can also access Internet, realizes the shunting to Internet data traffic.
Further, in order to guarantee the reliability of WLAN access operator Intranet, described system can also comprise the aaa server 15 of PS domain core net side, trusted access gateway 13 can also be connected with the aaa server 15 of PS domain core net side, thereby can realize the authentication of aaa server to WLAN terminal by access controller.And can be after aaa server passes through the authentication of WLAN terminal, the Internet Protocol IP address that gateway node is distributed sends to WLAN terminal by access controller.In the present embodiment, trusted access gateway 13 can be specifically for realizing the extensible authentication agreement subscriber identification module (EAP-SIM of aaa server to WLAN terminal, Extensible Authentication Protocol Subscriber Identify Module) authentication or unaware extensible authentication agreement (PEAP, Protected Extensible Authentication Protocol) authentication.
Concrete, being connected and can encapsulating (GRE by generalized routing protocol between trusted access gateway 13 and access controller, Generic Routing Encapsulation) tunnel is realized, certainly, between trusted access gateway 13 and access controller, set up the support that gre tunneling needs access controller.Being connected between trusted access gateway 13 and gateway node can be passed through general packet radio service tunnel agreement (GTP, GPRSTunnelling Protocol) tunnel is realized, and can adopt Gn ' interface (identical with the gn interface in general packet radio service (GPRS) WangPS territory).Trusted access gateway 13 can adopt expansion Wa ' interface (identical with existing Radius interface) with the connection between aaa server.Certainly, described system can also comprise attaching position register 16(HLR, Home Location Register), HLR passes through Gr ' interface with aaa server and connects (identical with existing Gr interface).
In order further to solve in prior art, WLAN terminal, when usage data business, need to manually be opened WLAN switch, and the problem of carrying out web search and connection in the present embodiment, can also introducing portion be deployed on the cell information server 14 of PS domain core net side.
Cell information server 14 is for passing through PS domain core net side apparatus, if gateway node is to WLAN terminal pushing application program, make WLAN terminal after this application program is installed, automatically move this application program, when WLAN terminal executing data business, open WLAN switch.And open WLAN switch and can trigger WLAN terminal and carry out legitimacy authentication, as PEAP or EAP-SIM authentication, thereby can, after authentication success, realize the shunting of WLAN to data traffic.Concrete, cell information server 14 can be connected with gateway node according to session initiation protocol (SIP, Session Initiation Protocol).
In the present embodiment, can be by cell information server to WLAN terminal pushing application program (this application program can be client form), this application program can be moved in WLAN terminal automatically (if application program is client form, this client can complete rear operation is automatically installed user), and can, when in WLAN terminal executing data business, open WLAN switch.Thereby without user's manual unlocking WLAN switch, alleviate the triviality of operation, the effect of strengthening WLAN streamed data flow.
Concrete, cell information server is when pushing, can be periodically from through subsystem, obtain user ID for each terminal (as, cell-phone number) and terminal iidentification (as, International Mobile Equipment Identity code (IMEI, International Mobile Equipment Identity)), according to terminal iidentification, match terminal models, and the terminal operating system corresponding according to terminal models, according to described user ID, to this terminal, push corresponding application program.Take application program as client form be example, cell information server can be according to terminal operating system, by WAP, to terminal, push corresponding client (as shown in Figure 1, after cell information server can be connected with gateway node, by support node (as GPRS serving GPRS support node (SGSN) or SGW (SGW)) and base station control device (as base station controller (BSC) or radio network controller (RNC)), by client push to WLAN terminal), also can to terminal, push corresponding installation link (as shown in Figure 1 by multimedia message, cell information server can be connected with MMS center, by client push to WLAN terminal), mounting means and rate situation are described, guiding user installs and uses.
WLAN terminal is after set up applications, can register to cell information server, during registration, WLAN terminal can send to cell information server as one group of sign using the user ID of self and terminal iidentification, and cell information server can be kept at this user ID and terminal iidentification in registration table.Cell information server is when carrying out the propelling movement of application program, in order to save system resource, can be without again pushing to registered WLAN terminal, when one group of user ID from obtaining through subsystem and terminal iidentification are consistent with one group of user ID registration table and terminal iidentification, (user ID is consistent, and terminal iidentification is consistent), without the terminal representing to this group user ID and terminal iidentification, send application program.Otherwise, can think in one group of user ID and terminal iidentification, terminal corresponding to this user ID changed planes, or the terminal number of changing corresponding to this terminal iidentification, or the terminal pushing application program not represented to this group user ID and terminal iidentification, can organize the terminal that user ID and terminal iidentification represent to this and send application program.Certainly, cell information server also can be preserved every group of user ID and the terminal iidentification having pushed, if the terminal that the one group of user ID having pushed and terminal iidentification represent is not registered in setting duration, the terminal transmission application program can be no longer again representing to this group user ID and terminal iidentification.
The function of the cell information server comprising below by bis-pairs of embodiment of the present invention one of embodiment is further described.
Embodiment bis-,
Further, in order to solve in prior art, WLAN terminal is when usage data business, cannot understand place to use and whether have wlan network, need to carry out the problem of web search, cell information server 14 can also be for pushing the WLAN coverage information of self preserving to WLAN terminal by gateway node, indication WLAN terminal is according to this information access wlan network.Described WLAN coverage information can be understood as the information that comprises whether each Cellular Networks community exists wlan network to cover, this information can be the WLAN hotspot location information of third party's manual entry, mate with the Cellular Networks coverage information obtaining from overlay management platform and obtain, when a Cellular Networks community comprises WLAN focus, can think that this Cellular Networks community exists wlan network to cover, otherwise, can think that this Cellular Networks community does not exist wlan network to cover.Thereby make WLAN terminal without carrying out web search, can determine whether self position (community) exists wlan network, determining that while there is wlan network, access wlan network, saves the web search time, improves the speed of network insertion.
Certainly, if the WLAN coverage information that WLAN terminal receives shows that the current position of WLAN terminal exists wlan network, WLAN terminal access wlan network, but the movement due to WLAN terminal, also may in moving process, depart from the covering of wlan network, WLAN terminal can be when departing from the covering of wlan network, utilize cellular networks carry data service, and can regularly carry out wlan network scanning, once determine that self position exists wlan network, can re-use wlan network bearing data service.
The WLAN coverage information that the described application program that cell information server pushes to WLAN terminal also can push for receiving cell information server 14, WLAN terminal can utilize this application program to receive the WLAN coverage information that cell information server 14 pushes.
Concrete, cell information server 14 pushes the WLAN coverage information of self preserving to WLAN terminal, can be when receiving the cell ID of WLAN terminal to report, to this WLAN terminal, push WLAN coverage information corresponding to Cellular Networks community that this cell ID represents, thereby further reduce amount of information mutual between cell information server and WLAN terminal, save system resource, reduce resource occupation.WLAN terminal to report cell ID can trigger execution when WLAN terminal executing data business.
Certainly, WLAN terminal to report cell ID, can be also that the described application program that cell information server pushes to WLAN terminal is carried out.
Preferably, cell information server 14 can also obtain access point focus state and configuration information from the aggregation of data network management interface of network management system before pushing to WLAN terminal the WLAN coverage information of self preserving.And can be according to described focus state and configuration information, determine the whether available and load condition of each WLAN focus.When cell information server 14 pushes to WLAN terminal the WLAN coverage information of self preserving, can also push the information of the whether available and load condition of each WLAN focus.Make WLAN terminal can choose WLAN focus access wlan network, although and make WLAN terminal position have wlan network, when network condition is not good, can point out user to select other network insertions, promote user's data processing speed.Further, cell information server 14 can also obtain the information on load of cellular network from the telephone traffic network interface of network management system, this information on load is pushed to WLAN terminal simultaneously, and prompting user selects network carrying data service according to this information on load.
Certainly, in the present embodiment, cell information server can also, according to the feedback of WLAN terminal, upgrade the WLAN coverage information of self preserving.; cell information server 14 can also be for receiving the region WLAN coverage information of WLAN terminal to report; and the WLAN coverage information that utilizes the WLAN coverage information renewal of this region self to preserve; described region WLAN coverage information can be understood as and comprises cell ID; and there is the information that WLAN covers (as, WLAN hotspot location) in the Cellular Networks community that represents of this cell ID.Concrete, if showing the current position of WLAN terminal, the WLAN coverage information that WLAN terminal receives do not have wlan network to cover, WLAN terminal can regularly be carried out wlan network scanning, once determine that self position exists wlan network to cover (as WLAN focus being detected), can report region WLAN coverage information, the WLAN coverage information that indicating cell information server is preserved self upgrades.Certainly, WLAN terminal is in the process of wlan network scanning, position may occur moves, in order to reduce the information interaction between WLAN terminal and cell information server, avoid meaningless information reporting, WLAN terminal can be before reporting region WLAN coverage information to cell information server, according to the WLAN coverage information receiving, in the Cellular Networks community that cell ID in definite region WLAN coverage information of wanting to report represents, whether exist WLAN to cover, if exist,, without reporting, if do not exist, report.
WLAN terminal reports the operation of region WLAN coverage information, can be also that described application program is carried out.
The trusted access gateway comprising below by tri-couples of embodiment mono-of embodiment describes.
Embodiment tri-,
The embodiment of the present invention three provides a kind of network equipment, and this network equipment can be understood as trusted access gateway, and the structure of this network equipment can as shown in Figure 2, comprise:
Access module 21 is for being connected with WLAN (wireless local area network) wlan network side apparatus; Business module 22 is for being connected with packet switching PS domain core net side apparatus, and the Internet Protocol IP address that PS domain core net side apparatus is distributed sends to WLAN terminal by access module.
Access module 21 is specifically for being connected with access controller; Business module 22 is specifically for being connected with gateway node, and the Internet Protocol IP address that gateway node is distributed sends to WLAN terminal by access module.
Access module 21 is also connected for the checking with PS domain core net side, authorization and accounting aaa server, by access controller, realizes the authentication of aaa server to WLAN terminal;
Business module 22 is specifically for after passing through the authentication of WLAN terminal at aaa server, and the Internet Protocol IP address that gateway node is distributed sends to WLAN terminal by access module.
Described access module 21 is specifically for generalized routing protocol encapsulation gre tunneling, realize with access controller between be connected.
Described business module 22 is specifically for by general packet radio service tunnel agreement GTP tunnel, realize with gateway node between be connected.
Described access module 21 is specifically for realizing the EAP-SIM authentication of aaa server to WLAN terminal.And, described access module 21 is specifically for after passing through WLAN terminal authentication at aaa server, receive the international mobile subscriber identity (IMSI that aaa server issues, International Mobile SubscriberIdentification Number) and mobile station identity number (MSISDN, Mobile Station ISDN number), according to the IMSI receiving and MSISDN, generate user's context; And when the DynamicHost that receives the transmission of WLAN terminal arranges agreement (DHCP, Dynamic Host Configuration Protocol) request, according to described user's context, set up user tunnel; Described business module 22 is specifically for after setting up user tunnel, for ,GaiIP address, described WLAN terminal distribution IP address is to determine the IP address of distributing from gateway node; Described access module 21 is also the IP address of the distribution of described WLAN terminal specifically for record traffic module, binds described gre tunneling and described user tunnel, and GaiIP address is sent to described WLAN terminal by dhcp response message.Wherein, user tunnel refers in IP network, for guaranteeing service quality and the confidentiality of data, is dedicated time slot or the packet of user assignment.In the present embodiment, set up user tunnel and can be understood as the operation that distributes dedicated time slot or packet into user's (WLAN terminal).
Described access module 21 is specifically for realizing the PEAP authentication of aaa server to WLAN terminal.And, described access module 21 is specifically for after passing through WLAN terminal authentication at aaa server, receive IMSI, MSISDN and service profile that aaa server issues, according to the IMSI receiving, MSISDN and service profile, generate user's context; And when the DHCP request that receives the transmission of WLAN terminal, according to described user's context, set up user tunnel; Described business module 22 is specifically for after setting up user tunnel, for ,GaiIP address, described WLAN terminal distribution IP address is to determine the IP address of distributing from gateway node; Described access module 21 is also the IP address of the distribution of described WLAN terminal specifically for record traffic module, binds described gre tunneling and described user tunnel, and GaiIP address is sent to described WLAN terminal by dhcp response message.
Further, described access module 21 can also be for initiating charging process to aaa server.
Based on same inventive concept, provide following method with the embodiment of the present invention one ~ embodiment tri-.
Embodiment tetra-,
The embodiment of the present invention four provides a kind of WLAN of utilization to realize the method for data traffic shunting, and the steps flow chart of the method can as shown in Figure 3, comprise:
The Internet Protocol IP address that step 101, reception gateway node distribute.
In the present embodiment, the executive agent of each step can be understood as trusted access gateway.In the present embodiment, with the example that is connected to of utilizing trusted access gateway to realize gateway node and access controller, describe.Utilizing after trusted access gateway realized the connection of gateway node and access controller, can utilize trusted access gateway to receive the IP address that gateway node distributes.
Step 102, described IP address is sent to WLAN terminal by access controller.
In this step, the IP address that trusted access gateway can be distributed gateway node sends to WLAN terminal, the IP address access carrier Intranet that WLAN terminal can be utilized be assigned to, thus realize the WLAN access of operator's Intranet and the WLAN of operator's intranet data flow shunts.
After step 101, before step 102, can also comprise step 101 ':
Step 101 ', by access controller, realize checking, the authentication of authorization and accounting aaa server to WLAN terminal.
Preferably, in order to guarantee the reliability of WLAN access operator Intranet, before the IP address that gateway node is distributed sends to WLAN terminal, trusted access gateway can also be connected with aaa server, thereby can realize the authentication of aaa server to WLAN terminal by access controller, guarantee the legitimacy of WLAN terminal.
Concrete, in this step, can realize aaa server by access controller EAP-SIM authentication or the PEAP of WLAN terminal are authenticated.
Carrying out step 102 ' time, step 102 specifically comprises: after aaa server passes through the authentication of WLAN terminal, the access controller by described IP address by wlan network side sends to WLAN terminal.
Below by five couples of embodiment mono-of embodiment wlan network side apparatus being connected with trusted access gateway that comprise, as WAP (wireless access point) describes.
Embodiment five,
The embodiment of the present invention five provides a kind of network equipment, and this network equipment can be understood as WAP (wireless access point), and the structure of this network equipment can as shown in Figure 4, comprise:
The Internet Protocol IP address that receiver module 31 distributes for receiving packet switching PS domain core net side apparatus;
Sending module 32 is for described IP address is sent to WLAN terminal, and indication WLAN terminal is according to described IP address access packet switching PS domain core net side apparatus.
Certainly, the scheme that the embodiment of the present invention provides is not limited to the data traffic of 2G such as utilizing wlan network shunting GSM, TD-SCDMA, WCDMA or 3G network.The scheme that the embodiment of the present invention provides is also applicable to utilize wlan network to shunt the data traffic of other wireless networks, as utilizes wlan network shunting to be carried on the data traffic on TD-LTE network.
The scheme providing according to the embodiment of the present invention one ~ embodiment five, not only by introducing trusted access gateway, realized the data traffic of utilizing WLAN shunting operator Intranet, and by introducing cell information server, can also realize to WLAN terminal pushing application program the automatic unlatching of WLAN switch, to WLAN terminal, pushing WLAN coverage information makes WLAN terminal without carrying out web search, can understand the construction situation of wlan network, accelerate WLAN access, simplify WLAN access step, strengthening WLAN shunting effect.
Those skilled in the art should understand, the application's embodiment can be provided as method, system or computer program.Therefore, the application can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect completely.And the application can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code one or more.
The application is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present application, equipment (system) and computer program.Should understand can be in computer program instructions realization flow figure and/or block diagram each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction of carrying out by the processor of computer or other programmable data processing device is produced for realizing the device in the function of flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame on computer or other programmable devices.
Although described the application's preferred embodiment, once those skilled in the art obtain the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the application's scope.
Obviously, those skilled in the art can carry out various changes and modification and the spirit and scope that do not depart from the application to the application.Like this, if within these of the application are revised and modification belongs to the scope of the application's claim and equivalent technologies thereof, the application is also intended to comprise these changes and modification interior.

Claims (24)

1. utilize WLAN (wireless local area network) WLAN to realize a system for data traffic shunting, it is characterized in that, comprising:
Packet switching PS domain core net side apparatus, for assignment of the Internet protocol IP address;
Trusted access gateway, for sending to wlan network side apparatus by described IP address;
Wlan network side apparatus, for described IP address is sent to WLAN terminal, indication WLAN terminal is according to described IP address access packet switching PS domain core net side apparatus.
2. the system as claimed in claim 1, is characterized in that, described packet switching PS domain core net side apparatus is gateway node, and described wlan network side apparatus is access controller;
Described trusted access gateway, sends to access controller specifically for the IP address that gateway node is distributed.
3. system as claimed in claim 2, is characterized in that, described system also comprises the aaa server that is positioned at PS domain core net side;
Described trusted access gateway, also for being connected with described aaa server, and realizes the authentication of described aaa server to WLAN terminal by described access controller; And after described aaa server passes through the authentication of WLAN terminal, the Internet Protocol IP address that described gateway node is distributed sends to WLAN terminal by described access controller.
4. system as claimed in claim 2, is characterized in that, described trusted access gateway, specifically for encapsulating gre tunneling by generalized routing protocol, realize with described access controller between be connected.
5. system as claimed in claim 2, is characterized in that, described trusted access gateway, specifically for by general packet radio service tunnel agreement GTP tunnel, realize with described gateway node between be connected.
6. system as claimed in claim 3, is characterized in that, described trusted access gateway, specifically for realizing described aaa server to the extensible authentication agreement subscriber identification module EAP-SIM authentication of WLAN terminal or unaware extensible authentication agreement PEAP authentication.
7. the system as described in as arbitrary in claim 2 ~ 6, is characterized in that, described system also comprises cell information server:
Cell information server, for by described gateway node to WLAN terminal pushing application program, make WLAN terminal after this application program is installed, automatically move this application program, when WLAN terminal executing data business, open WLAN switch.
8. system as claimed in claim 7, it is characterized in that, cell information server, also for push the WLAN coverage information of self preserving to WLAN terminal by described gateway node, indication WLAN terminal is according to this information access wlan network, and described WLAN coverage information comprises the information whether each Cellular Networks community exists wlan network to cover.
9. system as claimed in claim 8, it is characterized in that, cell information server, also for receiving the region WLAN coverage information of WLAN terminal to report, and the WLAN coverage information that utilizes the WLAN coverage information renewal of this region self to preserve, described region WLAN coverage information comprises cell ID, and the Cellular Networks community that represents of this cell ID information that exists WLAN to cover.
10. system as claimed in claim 7, is characterized in that, cell information server, specifically for being connected with described gateway node according to session initiation protocol SIP.
11. 1 kinds of network equipments, is characterized in that, the described network equipment comprises:
Access module, for being connected with WLAN (wireless local area network) wlan network side apparatus;
Business module, for being connected with packet switching PS domain core net side apparatus, the Internet Protocol IP address that PS domain core net side apparatus is distributed sends to WLAN terminal by access module.
12. network equipments as claimed in claim 11, is characterized in that,
Access module, specifically for being connected with access controller;
Business module, specifically for being connected with gateway node, the Internet Protocol IP address that gateway node is distributed sends to WLAN terminal by access module.
13. network equipments as claimed in claim 12, is characterized in that, access module is also connected for the checking with PS domain core net side, authorization and accounting aaa server, by described access controller, realizes the authentication of described aaa server to WLAN terminal;
Business module, after the authentication of WLAN terminal being passed through at described aaa server, the Internet Protocol IP address that described gateway node is distributed sends to WLAN terminal by access module.
14. network equipments as claimed in claim 13, is characterized in that, described access module, specifically for generalized routing protocol encapsulation gre tunneling, realize with described access controller between be connected.
15. network equipments as claimed in claim 13, is characterized in that, described business module, specifically for by general packet radio service tunnel agreement GTP tunnel, realize with described gateway node between be connected.
16. network equipments as claimed in claim 14, is characterized in that, described access module, specifically for realizing the extensible authentication agreement subscriber identification module EAP-SIM authentication of described aaa server to WLAN terminal.
17. network equipments as claimed in claim 16, it is characterized in that, described access module, after WLAN terminal authentication being passed through at described aaa server, receive international mobile subscriber identity IMSI and mobile station identity number MSISDN that described aaa server issues, according to the IMSI receiving and MSISDN, generate user's context; And when the DynamicHost that receives the transmission of WLAN terminal arranges protocol DHCP request, according to described user's context, set up user tunnel;
Described business module, specifically for after setting up user tunnel, for ,GaiIP address, described WLAN terminal distribution IP address is to determine the IP address of distributing from described gateway node;
Described access module, is also the IP address of the distribution of described WLAN terminal specifically for record traffic module, binds described gre tunneling and described user tunnel, and GaiIP address is sent to described WLAN terminal by dhcp response message.
18. network equipments as claimed in claim 14, is characterized in that, described access module, specifically for realizing the unaware extensible authentication agreement PEAP authentication of described aaa server to WLAN terminal.
19. network equipments as claimed in claim 18, it is characterized in that, described access module, after WLAN terminal authentication being passed through at described aaa server, receive IMSI, MSISDN and service profile that described aaa server issues, according to the IMSI receiving, MSISDN and service profile, generate user's context; And when the DHCP request that receives the transmission of WLAN terminal, according to described user's context, set up user tunnel;
Described business module, specifically for after setting up user tunnel, for ,GaiIP address, described WLAN terminal distribution IP address is to determine the IP address of distributing from described gateway node;
Described access module, is also the IP address of the distribution of described WLAN terminal specifically for record traffic module, binds described gre tunneling and described user tunnel, and GaiIP address is sent to described WLAN terminal by dhcp response message.
20. 1 kinds of methods of utilizing WLAN (wireless local area network) WLAN to realize data traffic shunting, is characterized in that, described method comprises:
Receive the Internet Protocol IP address that packet switching PS domain core net side apparatus distributes;
Described IP address is sent to WLAN terminal by wlan network side apparatus.
21. methods as claimed in claim 20, is characterized in that, receive the Internet Protocol IP address that packet switching PS domain core net side apparatus distributes, and specifically comprise:
Receive the Internet Protocol IP address that gateway node distributes;
Described IP address is sent to WLAN terminal by wlan network side apparatus, specifically comprises:
Described IP address is sent to WLAN terminal by access controller.
22. methods as claimed in claim 21, is characterized in that, described method also comprises: by access controller, realize checking, the authentication of authorization and accounting aaa server to WLAN terminal;
, the access controller by described IP address by wlan network side sends to WLAN terminal, specifically comprises:
After described aaa server passes through the authentication of WLAN terminal, described IP address is sent to WLAN terminal by described access controller.
23. methods as claimed in claim 22, is characterized in that, by access controller, realize the authentication of aaa server to WLAN terminal, specifically comprise:
By described access controller, realizing described aaa server authenticates extensible authentication agreement subscriber identification module EAP-SIM authentication or the unaware extensible authentication agreement PEAP of WLAN terminal.
24. 1 kinds of network equipments, is characterized in that, the described network equipment comprises:
Receiver module, the Internet Protocol IP address of distributing for receiving packet switching PS domain core net side apparatus;
Sending module, for described IP address is sent to WLAN terminal, indication WLAN terminal is according to described IP address access packet switching PS domain core net side apparatus.
CN201210198092.XA 2012-06-15 2012-06-15 System for realizing data traffic shunting by WLAN, equipment and method Pending CN103517339A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016065847A1 (en) * 2014-10-30 2016-05-06 中兴通讯股份有限公司 Wifi offload method, device and system
WO2016095586A1 (en) * 2014-12-18 2016-06-23 中兴通讯股份有限公司 Method and apparatus for binding user plane address
CN105764035A (en) * 2014-12-17 2016-07-13 成都鼎桥通信技术有限公司 Single-cell cluster user management method
WO2016154828A1 (en) * 2015-03-27 2016-10-06 华为技术有限公司 Data transmission method, apparatus and system
CN106937315A (en) * 2015-12-30 2017-07-07 中移(苏州)软件技术有限公司 Data receiving-transmitting method and device
US10785813B2 (en) 2018-07-23 2020-09-22 International Business Machines Corporation Mobile communication network attachment to Wi-Fi
CN114727291A (en) * 2022-03-31 2022-07-08 中国电信股份有限公司 Local distribution system, method, device, network equipment and storage medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004077751A2 (en) * 2003-02-24 2004-09-10 Qualcomm, Incorporated Wireless local access network system detection and selection
CN101984713A (en) * 2010-10-20 2011-03-09 中兴通讯股份有限公司 Method, terminal and system for realizing business data shunting
CN102014372A (en) * 2010-11-30 2011-04-13 中兴通讯股份有限公司 Method, device and system for controlling service data traffic distribution
CN102244895A (en) * 2010-05-13 2011-11-16 中兴通讯股份有限公司 Shunting method and device for enhancing mobility

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004077751A2 (en) * 2003-02-24 2004-09-10 Qualcomm, Incorporated Wireless local access network system detection and selection
CN102244895A (en) * 2010-05-13 2011-11-16 中兴通讯股份有限公司 Shunting method and device for enhancing mobility
CN101984713A (en) * 2010-10-20 2011-03-09 中兴通讯股份有限公司 Method, terminal and system for realizing business data shunting
CN102014372A (en) * 2010-11-30 2011-04-13 中兴通讯股份有限公司 Method, device and system for controlling service data traffic distribution

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016065847A1 (en) * 2014-10-30 2016-05-06 中兴通讯股份有限公司 Wifi offload method, device and system
CN105764035A (en) * 2014-12-17 2016-07-13 成都鼎桥通信技术有限公司 Single-cell cluster user management method
CN105764035B (en) * 2014-12-17 2019-03-12 成都鼎桥通信技术有限公司 It is a kind of list cell under cluster user management method
WO2016095586A1 (en) * 2014-12-18 2016-06-23 中兴通讯股份有限公司 Method and apparatus for binding user plane address
WO2016154828A1 (en) * 2015-03-27 2016-10-06 华为技术有限公司 Data transmission method, apparatus and system
CN106688270A (en) * 2015-03-27 2017-05-17 华为技术有限公司 Data transmission method, apparatus and system
CN106937315A (en) * 2015-12-30 2017-07-07 中移(苏州)软件技术有限公司 Data receiving-transmitting method and device
CN106937315B (en) * 2015-12-30 2020-01-17 中移(苏州)软件技术有限公司 Data transmitting and receiving method and device
US10785813B2 (en) 2018-07-23 2020-09-22 International Business Machines Corporation Mobile communication network attachment to Wi-Fi
CN114727291A (en) * 2022-03-31 2022-07-08 中国电信股份有限公司 Local distribution system, method, device, network equipment and storage medium
CN114727291B (en) * 2022-03-31 2023-09-29 中国电信股份有限公司 Local shunting system, method, device, network equipment and storage medium

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