CN101895476B - Method, system, network side device and terminal for multi-access mode concurrent transmission - Google Patents
Method, system, network side device and terminal for multi-access mode concurrent transmission Download PDFInfo
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Abstract
The invention discloses a method, a system, a network side device and a terminal for multi-access mode concurrent transmission. The method comprises the steps of: distributing the same IP address for multiple IP based access modes of the terminal; generating an up flow concurrent strategy and a down flow concurrent strategy of the terminal on a network side; distributing the up flow concurrent strategy to the terminal; installing and applying the up flow concurrent strategy and the down flow concurrent strategy on the terminal and the network side respectively; and performing the concurrent transmission of multiple IP based access modes. The invention solves the problems that the capacity of the terminal is weak, and a generated routing table has disadvantages. A user can obtain the service of concurrent transmission of multiple accesses without needing any configuration, the data transfer rate and the service feeling are improved, and seamless switching can be realized among a plurality of accesses. In addition, the invention can effectively guide the route of users, increase the utilization rate of network resources, and make full use of the multi-access resource to provide seamless service for users.
Description
Technical field
The present invention relates to the telecommunication network technology field, relate in particular to a kind of method, system, network equipment and terminal of multi-access mode concurrent transmission.
Background technology
At present, most terminals are interior at one time can only carry out transfer of data through a kind of access way.Even plurality of access modes access network has simultaneously been passed through at the terminal, but when actual data transfer, also can only select a kind of access way to carry out transfer of data, can't utilize plurality of access modes to realize the parallel data transmission simultaneously.There have been some terminals to realize this parallel transmission function through making up up routing table voluntarily; But the limitation of this mode is very big; It is most of that terminal capability is more weak can't make up routing table; The part terminal promptly enables to make up routing table, also can be owing to not understanding application demand and network condition, and the route table items of structure can't well satisfy the traffic transmission requirement.
Summary of the invention
The technical problem that the present invention will solve provides a kind of method of multi-access mode concurrent transmission, can overcome the weak problem of terminal capability.
The present invention provides a kind of method of multi-access mode concurrent transmission, comprising:
For the multiple IP based access modes at terminal is distributed same IP address;
Generate the concurrent strategy of uplink and downlink flow at terminal at network side;
Give the terminal with the concurrent policy distribution of uplink traffic;
The concurrent strategy of uplink and downlink flow is installed and used to terminal and network side respectively, carry out the concurrent transmission of multiple IP based access modes.
An embodiment according to the inventive method; Above-mentionedly distribute the step of same IP address for the multiple IP based access modes at terminal and comprise: core network is inserted through multiple IP based access modes in the terminal, and network side is the same IP of said terminal distribution address according to terminal iidentification; Make up the multiple access routing table at said terminal at network side, said routing table comprises the routing iinformation of the different access waies at said terminal.
According to an embodiment of the inventive method, the above-mentioned step that generates the concurrent strategy of uplink and downlink flow at said terminal at network side comprises: network side according to pre-configured strategy, according to the DPI analysis result or through with the application server negotiation mode in one or more combinations generate the concurrent strategy of uplink and downlink flow at said terminal.
An embodiment according to the inventive method; The step that said network side is installed the concurrent strategy of said downlink traffic comprises: according to the concurrent strategy modification user's of said downlink traffic multiple access routing table, in routing table, increase IP and flow through filter template and corresponding route project;
The step that the concurrent strategy of said uplink traffic is installed at said terminal comprises: according to the up routing table in the concurrent construction of strategy of said uplink traffic terminal, said up routing table comprises IP and flows through filter template and corresponding routing mode.
An embodiment according to the inventive method; This method also comprises step: the concurrent strategy of network side change uplink and downlink flow; Give said terminal with the concurrent policy distribution of new uplink traffic, said terminal and network side are used the new concurrent strategy of uplink and downlink flow respectively.
Through method of the present invention; Network side is that the multiple IP based access modes at terminal is distributed same IP address; And the concurrent strategy of generation up-downgoing flow; Install and use concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic respectively by terminal and network side, realize the concurrent transmission of multiple IP based access modes, overcome the more weak problem that can't make up routing table of most of terminal capability.
Further, network side generates the concurrent strategy of up-downgoing according to application demand and network condition, can satisfy the traffic transmission requirement better.
The present invention also provides a kind of network equipment that is applied to multi-access mode concurrent transmission, comprising:
The IP address assignment unit, the multiple IP based access modes that is used to the terminal is distributed same IP address;
Concurrent tactful generation unit is used to generate the concurrent strategy of uplink and downlink flow at said terminal;
Up policy distribution unit, the concurrent strategy of said uplink traffic that is used for said concurrent tactful generation unit generation sends to said terminal;
Descending concurrent transmission unit is used for installing and using the concurrent strategy of said downlink traffic, transmits according to the downlink traffic that the concurrent strategy of said downlink traffic carries out multiple IP based access modes to said terminal.
The present invention also provides a kind of terminal that is applied to multi-access mode concurrent transmission, comprising:
The access unit of the different access waies of a plurality of supports;
Up tactful receiving element is used to receive the concurrent strategy of uplink traffic, and according to the up routing table of the concurrent construction of strategy of said uplink traffic, said up routing table comprises IP and flows through filter template and corresponding routing iinformation;
Up concurrent transmission unit is used for carrying out Route Selection according to said up routing table, sends a plurality of IP streams through different access transmission meanss is parallel.
Another technical problem that the present invention will solve provides a kind of system that is applied to multi-access mode concurrent transmission, can overcome the weak problem of terminal capability.
The present invention provides a kind of multi-access mode concurrent transmission system, comprises above-mentioned network equipment and terminal.
Through system of the present invention, network equipment is that the multiple IP based access modes at terminal is distributed same IP address, and generates the concurrent strategy of up-downgoing flow; Install and use concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic respectively by terminal and network side, realize the concurrent transmission of multiple IP based access modes, overcome the more weak problem that can't make up routing table of most of terminal capability.
Description of drawings
Fig. 1 illustrates the flow chart of an embodiment of the method for multi-access mode concurrent transmission of the present invention;
Fig. 2 illustrates the flow chart of another embodiment of the method for multi-access mode concurrent transmission of the present invention;
Fig. 3 illustrates the flow chart of an application examples of the method for multi-access mode concurrent transmission of the present invention;
Fig. 4 illustrates the structure chart of an embodiment of multi-access mode concurrent transmission of the present invention system;
Fig. 5 illustrates the structure chart of an embodiment of network equipment of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is more comprehensively described, exemplary embodiment of the present invention wherein is described.
Fig. 1 illustrates the flow chart of an embodiment of the method for multi-access mode concurrent transmission of the present invention.
As shown in Figure 1, in step 102, for the multiple IP based access modes at terminal is distributed same IP address.Network equipment (for example; Unified IAD) receives the register requirement of the plurality of access modes of self terminal; Confirm that according to the user totem information in the register requirement this terminal is through the plurality of access modes access network, for the multiple IP based access modes at this terminal is distributed same IP address.
In step 104, generate the concurrent strategy of uplink and downlink flow at terminal at network side.By network equipment according to pre-configured strategy, or dynamically generate the concurrent strategy of uplink and downlink flow at terminal.
In step 106, network side is given the terminal with the concurrent policy distribution of uplink traffic.
In step 108, the concurrent strategy of uplink and downlink flow is installed and used to terminal and network side respectively, carry out the concurrent transmission of multiple IP based access modes.
In the foregoing description; Network side is that the multiple IP based access modes at terminal is distributed same IP address; And the concurrent strategy of generation up-downgoing flow; Install and use concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic respectively by terminal and network side, realize the concurrent transmission of multiple IP based access modes, overcome the more weak problem that can't make up routing table of most of terminal capability; And network side generates the concurrent strategy of up-downgoing according to application demand and network condition, can satisfy the traffic transmission requirement better.
Fig. 2 illustrates the flow chart of another embodiment of the method for multi-access mode concurrent transmission of the present invention.
As shown in Figure 2, in step 202, when core network was inserted through plurality of access modes in the terminal, the terminal iidentification that network side carries when inserting according to the terminal was differentiated the user, for the different access waies at terminal are distributed identical IP address.
In step 204, make up the multiple access routing table at terminal at network side, wherein contain different access waies and route, the default route at terminal etc.For example, the multiple access routing table of network side structure is as shown in table 1 below:
Table 1
In step 206; Network side is according to pre-configured strategy; Perhaps according to DPI (Deep PacketInspection, deep-packet detection) analysis result, or through with the negotiation of application server; Or in the employing aforesaid way two kinds or multiple mode comprehensively generate the concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic, and the concurrent strategy of up-downgoing flow of generation comprises the access route that IP flows through filter template and correspondence.For example; A kind of pre-configured strategy and the mode that combines to generate the concurrent strategy of up-downgoing flow according to the DPI analysis result are: PDN-GW (Packet Data Network-Gateway; Packet data network gateway) going up pre-configured strategy is that the packet of visiting the telecommunications flows media server all will be walked (the Enhanced High-Rate Packet Data at eHRPD; The enhanced high-speed grouped data) in the carrying; When PDN-GW detects the terminal through DPI visit telecommunications flows media server is arranged, PDN-GW just gives the terminal relevant concurrent policy distribution.
In step 208, network side is given the terminal the concurrent strategy of uplink traffic through transmitting signaling downwards.
In step 210, network side is installed the concurrent strategy of downlink traffic, and this installation process comprises the multiple access routing table according to the concurrent strategy modification user of downlink traffic, in routing table, increases IP and flows through filter template and corresponding route project.
In step 212, the concurrent strategy of uplink traffic is installed at the terminal, and the terminal is according to the up routing table of receiving in the concurrent construction of strategy of uplink traffic terminal, and this routing table comprises IP and flows through filter template and corresponding routing mode.
In step 214, terminal and network side are used concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic respectively, and the up-downgoing data flow at terminal is all carried out route according to the concurrent strategy of this up-downgoing flow.Network equipment carries out downlink traffic according to the concurrent strategy of this downlink traffic and transmits; Route Selection is carried out according to up routing table in the terminal, sends a plurality of IP streams through different access transmission meanss is parallel.
In the above-described embodiments, generate the concurrent strategy of up-downgoing flow in many ways, can generate the concurrent strategy of up-downgoing, satisfy the traffic transmission requirement better according to application demand and network condition.In addition; Make up the multiple access routing table at network side; And according to the concurrent strategy modification user's of downlink traffic multiple access routing table, user's route can effectively be dredged according to the up routing table in the concurrent construction of strategy of uplink traffic terminal in the terminal; Improve utilization efficiency of network resources, make full use of multiple access-in resource and seamless service is provided for the user.
In addition; In one embodiment of the invention; In the access procedure of terminal, can carry out the concurrent policy update of up-downgoing flow: in user's access procedure; Network side can be changed the concurrent strategy of up-downgoing flow at any time according to strategy or user's access situation, and the concurrent policy distribution of new uplink traffic terminal, terminal and network side are distinguished the new concurrent strategy of flow of installation application then.
In the above-described embodiments,, the message of utilizing of Internet resources can be provided, make full use of multiple access-in resource and seamless service is provided for the user according to the renewal of network condition to the concurrent strategy of up-downgoing flow.
Fig. 3 illustrates the flow chart of an application examples of the method for multi-access mode concurrent transmission of the present invention.The concurrent transfer of data that eHRPD and Wifi (Wireless Fidelity, Wireless Fidelity) inserted when this application examples was terminal support DSMIP (Dual Stack Mobile IP, two stacks move IP) agreement.Idiographic flow is following:
Step 301, the terminal is initiated eHRPD and is inserted request;
Step 302, eHRPD IAD (HSGW) returns the eHRPD access to the terminal and replys, and wherein carries this locality of distributing to the terminal and inserts IP address CoA1;
Step 303; DSMIPv6 Binding Update (Binding Update) message is initiated to unified IAD (PDN-GW) in the terminal; (for example wherein carry user totem information; IMSI (International Mobile Subscriber Identity, international mobile subscriber identity)) and terminal access address CoA1;
Step 304, PDN-GW is terminal distribution HoA address, returns binding acknowledgement (Binding Acknowledge) message.The binding relationship of storage CoA1 and HoA in PDN-GW, and the corresponding relation of ID and HoA;
Step 305, the terminal is initiated Wifi and is inserted request;
Step 306, Wifi IAD (PDG) returns the Wifi access to the terminal and replys, and wherein carries this locality of distributing to the terminal and inserts IP address CoA2;
Step 307, the binding update messages of DSMIPv6 is initiated to PDN-GW in the terminal, wherein carry user totem information (for example, IMSI) with the local access address CoA2 at terminal;
Step 308, PDN-GW distributes identical IP address HoA for Wifi inserts, and returns binding acknowledgement (BindingAcknowledge) message according to existing other access waies of terminal identification information judges.The binding relationship of storage CoA2 and HoA in PDN-GW, and the corresponding relation of HoA and ID;
Step 309; After PDN-GW perception user inserts through eHRPD and Wifi simultaneously, according to pre-configured strategy generate the concurrent strategy of up-downgoing flow (as, have the IP stream of QoS demand to transmit through eHRPD; BE (Best Effort does one's best) type professional through the Wifi transmission);
Step 310, PDN-GW gives the terminal the concurrent policy distribution of uplink traffic;
Step 311, the terminal is returned the concurrent strategy of uplink traffic to PDN-GW and is replied;
The concurrent strategy of uplink traffic is installed and used to step 312, terminal, promptly generates local routing table according to strategy.For example, the concurrent strategy of uplink traffic received of terminal is that " destination address is that 10.0.0.1 and destination slogan are that 10000 packet all passes through the eHRPD transmission; The remainder data bag all passes through the Wifi transmission ", then can be following according to the routing table of the concurrent construction of strategy of this uplink traffic:
Table 2
Step 313, PDN-GW installs and uses the concurrent strategy of downlink traffic, promptly generates the multiple access routing table at terminal;
Step 314, Business Stream are after this all carried out concurrent transmission according to the concurrent strategy of this up-downgoing flow.The IP address that two-layer IP bag is selected for use respectively inside and outside when the DSMIPv6 route is confirmed by above-mentioned table 2 in the terminal is selected specific access way for use according to the access IP address of selecting for use again, and is carried out data forwarding by general routing table.
Fig. 4 illustrates the structure chart of an embodiment of multi-access mode concurrent transmission of the present invention system.As shown in Figure 4, this embodiment comprises network equipment 41 and terminal 42.
Network equipment 41 comprises IP address assignment unit 411, concurrent tactful generation unit 412, up policy distribution unit 413, descending concurrent transmission unit 414.Wherein, IP address assignment unit 411 multiple IP based access modes that is used to the terminal is distributed same IP address.For example; IP address assignment unit 411 is through the terminal iidentification in the login request message; Confirm that there is multiple IP based access modes at this terminal; Then distribute same IP address, be that the terminal makes up the multiple access routing table, wherein contain the routing iinformations such as different access waies and route, default route at terminal for the multiple IP based access modes at this terminal.Concurrent tactful generation unit 412 is used to generate the concurrent strategy of uplink and downlink flow at terminal.For example; Concurrent tactful generation unit 412 is according to pre-configured strategy; Perhaps according to the DPI analysis result; Or through with the negotiation of application server, or adopt in the aforesaid way two kinds or multiple mode comprehensively to generate the concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic, the concurrent strategy of up-downgoing flow of generation comprises the access route that IP flows through filter template and correspondence.Up policy distribution unit 413 is used for the concurrent strategy of uplink traffic that concurrent tactful generation unit 412 generates is sent to terminal 42; Descending concurrent transmission unit 414 is used for installing and using the concurrent strategy of downlink traffic, transmits according to the downlink traffic that the concurrent strategy of downlink traffic carries out multiple IP based access modes to the terminal.
In the foregoing description; Network side is that the multiple IP based access modes at terminal is distributed same IP address; And the concurrent strategy of generation up-downgoing flow; Install and use concurrent strategy of uplink traffic and the concurrent strategy of downlink traffic respectively by terminal and network side, realize the concurrent transmission of multiple IP based access modes, overcome the more weak problem that can't make up routing table of most of terminal capability; And network side generates the concurrent strategy of up-downgoing according to application demand and network condition, can satisfy the traffic transmission requirement better.
According to one embodiment of present invention; In the access procedure of terminal; Concurrent tactful generation unit 412 can carry out the concurrent strategy modification of up-downgoing flow: concurrent tactful generation unit 412 is according to strategy or user's the concurrent strategy of access situation change up-downgoing flow; And be issued to terminal 42 to the concurrent strategy of new uplink traffic through up policy distribution unit 413; Up tactful receiving element 422 receives the new concurrent strategy of uplink traffic, and according to the up routing table of the concurrent construction of strategy of new uplink traffic, terminal and network side be the new concurrent strategy of flow of installation application respectively.In this embodiment,, the message of utilizing of Internet resources can be provided, make full use of multiple access-in resource and seamless service is provided for the user according to the renewal of network condition to the concurrent strategy of up-downgoing flow.
Fig. 5 illustrates the structure chart of an embodiment of network equipment of the present invention.As shown in Figure 5, this network equipment 51 comprises IP address assignment unit 411, concurrent tactful generation unit 412, up policy distribution unit 413, descending concurrent transmission unit 414 and routing table construction unit 515.Wherein, the concurrent strategy of uplink and downlink flow of concurrent tactful generation unit 412 generations comprises that IP flows through filter template and corresponding routing iinformation; Routing table construction unit 515 is used to make up the multiple access routing table at terminal; Descending concurrent transmission unit 414 increases IP and flows through filter template and corresponding routing iinformation according to the multiple access routing table at the concurrent strategy modification of downlink traffic terminal in routing table.
In the above-described embodiments, generate the concurrent strategy of up-downgoing flow in many ways, can generate the concurrent strategy of up-downgoing, satisfy the traffic transmission requirement better according to application demand and network condition.In addition; Make up the multiple access routing table at network side; And according to the concurrent strategy modification user's of downlink traffic multiple access routing table, user's route can effectively be dredged according to the up routing table in the concurrent construction of strategy of uplink traffic terminal in the terminal; Improve utilization efficiency of network resources, make full use of multiple access-in resource and seamless service is provided for the user.
Among superincumbent several embodiment, each module illustrates so that their function to be described with block diagram.These functional blocks can realize with hardware, software, firmware, middleware, microcode, hardware description voice or their combination in any.For instance, one or two functional blocks can utilize the code that operates on microprocessor, digital signal processor (DSP) or any other the suitable platform to realize.Code can be represented the combination in any of process, function, subprogram, program, routine, subroutine, module or instruction, data structure or program statement.Code can be arranged in computer-readable medium.Computer-readable medium can comprise one or more memory device; For example, comprise RAM memory, flash memories, ROM memory, eprom memory, eeprom memory, register, hard disk, portable hard drive, CD-ROM or other any type of storage mediums well known in the art.Computer-readable medium can also comprise the carrier wave of encoded data signal.
Alternatively; Perhaps in addition, one or two functional modules can utilize application-specific integrated circuit (ASIC) (ASIC), controller, microcontroller, state machine, field programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic, discrete hardware components or their combination in any to realize.
Those skilled in the art will recognize that hardware, firmware and software arrangements replaceability in these cases, and how to realize each said function in application-specific ground best.
The present invention is applicable to that the terminal passes through the multi-access mode scene of access network simultaneously; Solved terminal and network how to carry out transfer of data through plurality of access modes simultaneously and be applied in each insert between the problem of seamless switching, can bring doulbe-sides' victory for telecommunication user and Virtual network operator.
Through method of the present invention, system and equipment, the user need not any configuration, just can enjoy the service of multiple access parallel transmission, has improved message transmission rate and professional impression, can also between multiple access, carry out seamless switching simultaneously.In addition, can effectively dredge user's route, improve utilization efficiency of network resources, make full use of multiple access-in resource and seamless service is provided for the user through technical scheme of the present invention.
Description of the invention provides for example with for the purpose of describing, and is not the disclosed form that exhaustively perhaps limit the invention to.A lot of modifications and variation are obvious for those of ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for special-purpose.
Claims (9)
1. the method for a multi-access mode concurrent transmission is characterized in that, comprising:
Network side is that the multiple IP based access modes at terminal is distributed same IP address;
Network side makes up the multiple access routing table at said terminal, and said multiple access routing table comprises the routing iinformation of the different access waies at said terminal;
Generate the concurrent strategy of uplink and downlink flow at said terminal at network side;
Network side is given said terminal with the concurrent policy distribution of said uplink traffic;
The concurrent strategy of said uplink and downlink flow is installed and used to said terminal and network side respectively, and said terminal is according to the up routing table of the concurrent construction of strategy of said uplink traffic, and said terminal and network side carry out the concurrent transmission of multiple IP based access modes.
2. the method for multi-access mode concurrent transmission according to claim 1 is characterized in that, said network side is that the multiple IP based access modes at terminal distributes the step of same IP address to comprise:
Core network is inserted through multiple IP based access modes in said terminal, and network side is the same IP of said terminal distribution address according to terminal iidentification.
3. the method for multi-access mode concurrent transmission according to claim 1 is characterized in that, the said step that generates the concurrent strategy of uplink and downlink flow at said terminal at network side comprises:
Network side according to pre-configured strategy, according to the DPI analysis result or through with the application server negotiation mode in one or more combinations generate the concurrent strategy of uplink and downlink flow at said terminal.
4. the method for multi-access mode concurrent transmission according to claim 1 is characterized in that, the step that said network side is installed the concurrent strategy of said downlink traffic comprises:
According to the concurrent strategy modification user's of said downlink traffic multiple access routing table, in routing table, increase IP and flow through filter template and corresponding route project;
The step that the concurrent strategy of said uplink traffic is installed at said terminal comprises:
According to the up routing table in the concurrent construction of strategy of said uplink traffic terminal, said up routing table comprises IP and flows through filter template and corresponding routing mode.
5. the method for multi-access mode concurrent transmission according to claim 1 is characterized in that, also comprises:
The concurrent strategy of network side change uplink and downlink flow is given said terminal with the concurrent policy distribution of new uplink traffic, and said terminal and network side are used the new concurrent strategy of uplink and downlink flow respectively.
6. a network equipment that is applied to multi-access mode concurrent transmission is characterized in that, comprising:
The IP address assignment unit, the multiple IP based access modes that is used to the terminal is distributed same IP address;
The routing table construction unit is used to make up the multiple access routing table at said terminal, and said multiple access routing table comprises the routing iinformation of the different access waies at said terminal;
Concurrent tactful generation unit is used to generate the concurrent strategy of uplink and downlink flow at said terminal;
Up policy distribution unit; Be used for the concurrent strategy of said uplink traffic that said concurrent tactful generation unit generates is sent to said terminal, so as said terminal according to the up routing table of the concurrent construction of strategy of said uplink traffic, according to said up routing table carry out Route Selection a plurality of IP streams through the transmission that walks abreast of different access transmission meanss;
Descending concurrent transmission unit is used for installing and using the concurrent strategy of said downlink traffic, transmits according to the downlink traffic that the concurrent strategy of said downlink traffic carries out multiple IP based access modes to said terminal.
7. network equipment according to claim 6 is characterized in that, the concurrent strategy of said uplink and downlink flow comprises that IP flows through filter template and corresponding routing iinformation;
Said descending concurrent transmission unit increases IP and flows through filter template and corresponding routing iinformation according to the multiple access routing table at the said terminal of the concurrent strategy modification of downlink traffic in routing table.
8. network equipment according to claim 6; It is characterized in that, said concurrent tactful generation unit according to pre-configured strategy, according to the DPI analysis result or through with the application server negotiation mode in one or more combinations generate the concurrent strategy of uplink and downlink flow at said terminal.
9. a multi-access mode concurrent transmission system is characterized in that, comprising:
Like any described network equipment in the claim 6 to 8; With
Be applied to the terminal of multi-access mode concurrent transmission, said terminal comprises:
The access unit of the different access waies of a plurality of supports;
Up tactful receiving element is used to receive the concurrent strategy of uplink traffic that network equipment sends, and according to the up routing table of the concurrent construction of strategy of said uplink traffic, said up routing table comprises IP and flows through filter template and corresponding routing iinformation;
Up concurrent transmission unit is used for carrying out Route Selection according to said up routing table, sends a plurality of IP streams through different access transmission meanss is parallel.
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| CN102857971B (en) * | 2011-06-30 | 2015-01-21 | 华为技术有限公司 | Method for data transmission, diverging point device, user terminal and system thereof |
| CN103202060A (en) * | 2012-09-29 | 2013-07-10 | 华为技术有限公司 | Data transmission method, user equipment and network side device |
| EP3668023B1 (en) | 2014-09-05 | 2022-06-08 | Huawei Technologies Co., Ltd. | Offloading policy negotiation method and apparatus |
| CN105933953A (en) * | 2016-04-20 | 2016-09-07 | 广东工业大学 | Network control multi-input concurrent transmission method based on big data |
| CN112511534B (en) * | 2018-08-14 | 2022-02-25 | 华为技术有限公司 | Service flow transmission method, communication method and device |
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| CN100449977C (en) * | 2003-06-26 | 2009-01-07 | 华为技术有限公司 | A method for implementing multiple ANID supported by PCF |
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