CN106922019A - Data transmission method and opening service capability network element SCEF - Google Patents
Data transmission method and opening service capability network element SCEF Download PDFInfo
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- CN106922019A CN106922019A CN201511001128.0A CN201511001128A CN106922019A CN 106922019 A CN106922019 A CN 106922019A CN 201511001128 A CN201511001128 A CN 201511001128A CN 106922019 A CN106922019 A CN 106922019A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/005—Transmission of information for alerting of incoming communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
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Abstract
The invention discloses a kind of data transmission method, the method includes：Obtain the mark of the terminal UE of packet to be received；According to the mark of the UE, it is determined that the first network element matched with the UE of the packet to be received；Set up to the first network element transmission link and asked, so that first network element initiates to set up the request for building link of the data link of the transmission packet to the UE of the packet to be received.Also disclose SCEF, can reduce data transmission delay, mitigate PGW/SGW network elements load.
Description
Technical field
The present invention relates to communication technical field, and in particular to a kind of data transmission method and opening service capability net
First (SCEF, Service Capability Exposure Function).
Background technology
In a communications system, it is the transfer resource of saving network, as connection terminal (UE, User in a network
Equipment it is) when not existing the transmission of data and receiving, generally by the end in Idle state (Idle states)
The used data channel in end disconnects.The Idle states of UE are conducive to saving electricity, it is also possible to avoid due to UE
Movement caused by the hand-off process flow frequently initiated to network.
Fig. 1 is that data transmission method realizes schematic diagram in the prior art.As shown in figure 1, UE is in Idle
During state, when server sends packet to UE, public data network (PDN, Public Data Network)
Gateway (PGW, PDN Gate Way) forwards the packet to gateway (SGW, Serving Gate
Way), SGW is received and is cached the packet (downlink data packet)；SGW sends downlink data notification and disappears
Breath (Downlink Data Notification) is to mobile management entity (MME, the Mobility accompanying by the UE
Management Entity), MME provides feeding back ACK signal to SGW.MME sends Paging and disappears
Cease the evolution base station eNodeB, eNodeB being resident to the UE and send Paging message to the UE, with
Triggering UE initiates paging service request (Service Request) to network side, performs data link setup stream
Journey, (aforementioned schemes can be considered the transmission set up between UE and server to set up the connection of UE and network side
The process of link), the packet of caching is sent to UE by data link SGW.Aforementioned schemes
Can be considered the process that paging is carried out to terminal.
In the lte networks, the link set up between eNodeB and SGW is called data surface link, preceding
State to the process that data channel is set up for the terminal in Idle states is that UE is entered from data surface triggering MME
Row paging, because data surface forwarding data flow priority is relatively low and larger by gateway congestion effects, transmission
Delay is larger, and the business experience degree of user is relatively low.Meanwhile, entered using PGW/SGW network elements triggering MME
This mode of the paging of row terminal, PGW/SGW also needs temporary cache to be sent from server to the number of UE
According to load is heavier for PGW/SGW network elements.
The content of the invention
Be to solve existing technical problem, the embodiment of the present invention provide a kind of data transmission method and
SCEF, can at least reduce data transmission delay, mitigate PGW/SGW network elements load.
What the technical scheme of the embodiment of the present invention was realized in：
The embodiment of the present invention also provides a kind of data transmission method, and methods described includes：
Obtain the mark of the terminal UE of packet to be received；
According to the mark of the UE, it is determined that the first network element matched with the UE of the packet to be received；
Set up to the first network element transmission link and asked, so that first network element is to the data to be received
The UE of bag initiates the request for building link of the data link for setting up the transmission packet.
In such scheme, in the mark according to the UE, it is determined that the UE phases with the packet to be received
Before first network element of matching, methods described also includes：
The first corresponding relation is obtained, the first corresponding relation record has accompanying by the mark and UE of UE
Corresponding relation between the mark of the first network element；
Accordingly, the mark according to the UE, it is determined that the UE phases with the packet to be received
The first network element matched somebody with somebody, including：
In the first acquired corresponding relation, it is determined that relative with the mark of the UE of the packet to be received
The first network element ID answered, obtains the first mark；
It is determined that the first network element with the first mark is first matched with the UE of the packet to be received
Network element.
In such scheme, the first corresponding relation of the acquisition, including：
Receive first corresponding relation that first network element and/or user attaching server HSS are reported.
In such scheme, the mark of the UE for obtaining packet to be received, including：
The mark of the UE of the packet described to be received that the reception server sends；
Accordingly, first network element please to the link establishment that the UE of the packet to be received is initiated
Ask to set up the request of the transmission link between the server and the UE of the packet to be received.
In such scheme, before request is set up to the first network element transmission link, methods described also includes：
Receive the state of the UE of the packet described to be received of first reported by network elements；
If the state of the UE is Idle state Idle states, the link establishment is sent to first network element
Request.
In such scheme, methods described also includes：
If the first network element accompanying by the UE of the packet to be received changes, in the first correspondence
Updated in relation first network element corresponding with the UE of the packet to be received be designated attachment change after
The mark of the first network element.
In such scheme, first network element is mobile management entity MME or software defined network controller
SDN controller。
The embodiment of the present invention additionally provides a kind of ability opening network element SCEF, and the SCEF includes：
First acquisition unit, the mark of the terminal UE for obtaining packet to be received；
First determining unit, for the mark according to the UE, it is determined that the UE with the packet to be received
The first network element for matching；
First transmitting element, asks, so that first net for being set up to the first network element transmission link
Unit initiates to set up the link of the data link of the transmission packet to the UE of the packet to be received
Set up request.
In such scheme, the SCEF also includes：
Second acquisition unit, for obtaining the first corresponding relation, the first corresponding relation record has UE's
Corresponding relation between the mark of the first network element accompanying by mark and UE；
Accordingly, first determining unit, in the first acquired corresponding relation, it is determined that and institute
The first corresponding network element ID of the mark of the UE of packet to be received is stated, the first mark is obtained；It is determined that tool
The first network element for having the first mark is the first network element matched with the UE of the packet to be received.
In such scheme, the second acquisition unit is additionally operable to：
Receive first corresponding relation that first network element and/or user attaching server HSS are reported.
In such scheme, the first acquisition unit, for the data described to be received that the reception server sends
The mark of the UE of bag；
Accordingly, first network element please to the link establishment that the UE of the packet to be received is initiated
Ask to set up the request of the transmission link between the server and the UE of the packet to be received.
In such scheme, the SCEF also includes the first receiving unit, for receiving first network element
The state of the UE of the packet described to be received of report；
Accordingly, the first transmitting element, if being Idle state Idle states for the state of the UE, to institute
State the first network element and send the request for building link.
In such scheme, the SCEF also includes the first updating block, if for the data to be received
The first network element accompanying by the UE of bag changes, then update to be received with described in the first corresponding relation
The mark of first network element being designated after attachment change of corresponding first network elements of UE of packet.
In such scheme, first network element is mobile management entity MME or software defined network controller
SDN controller。
The data transmission method and SCEF of the embodiment of the present invention, methods described include：Obtain data to be received
The mark of the terminal UE of bag；According to the mark of the UE, it is determined that the UE phases with the packet to be received
First network element of matching；Set up to the first network element transmission link and asked, so that first network element is to institute
The link establishment of the data link that the UE for stating packet to be received initiates the foundation transmission packet please
Ask.Data link can be set up from signaling plane using the present invention, reduce the transmission delay of data, mitigate
The load of PGW/SGW network elements.
Brief description of the drawings
Fig. 1 is that data transmission method realizes schematic diagram in the prior art；
Fig. 2 is that data transmission method realizes schematic flow sheet in the embodiment of the present invention；
Fig. 3 is that data transmission method implements schematic flow sheet one in the embodiment of the present invention；
Fig. 4 is that data transmission method implements schematic flow sheet two in the embodiment of the present invention；
Fig. 5 is that data transmission method implements schematic flow sheet three in the embodiment of the present invention；
Fig. 6 is the structure composition schematic diagram of SCEF in the embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail, it will be appreciated that described below
Bright preferred embodiment is merely to illustrate and explain the present invention, and is not intended to limit the present invention.
The embodiment of the data transmission method that the present invention is provided is applied in SCEF.Fig. 2 is implemented for the present invention
Data transmission method realizes schematic flow sheet in example；As shown in Fig. 2 methods described includes：
Step 201：Obtain the mark of the terminal UE of packet to be received；
Here, server is needed to send downlink data packet to the UE in Idle states, and the UE is sent first
Mark to SCEF, SCEF receives the mark of the UE, and the mark of the UE can be the world of UE
Mobile identification number (IMSI, International Mobile Subscriber Identification Number),
Interim identity (TMSI, Temporary Mobile Subscriber Identity), or the UE institutes
No. SIM of slotting client identification module (SIM, Subscriber Identity Module).
Step 202：According to the mark of the UE, it is determined that matching with the UE of the packet to be received
First network element；
Here, first network element is the network element with mobile management function to ps domain, can be MME, also may be used
Think software defined network controller (SDN controller).So that the first network element is MME as an example, SCEF
The first corresponding relation is obtained, the first corresponding relation record has the mark and the MME accompanying by UE of UE
Mark between corresponding relation, SCEF receiving the pre- UE that packet is sent to certain UE of server
Mark after, in the first acquired corresponding relation, it is determined that the mark with the UE of the packet to be received
Sensible corresponding MME mark, obtains the first mark, it is determined that the MME with the first mark be with it is described
The MME that the UE of packet to be received matches, i.e., the MME with the first mark is exactly appended by the UE
The MME for.First corresponding relation be SCEF receive MME and/or user attaching server (HSS,
Home Subscriber Server) the first corresponding relation for reporting.Further, in UE, eNodeB and
MME is completed after the access authentication authorization flow of UE, and UE determines the MME that it should adhere to, UE
Accompanying MME preserves the mark of self identification and UE attached thereto, forms the first corresponding relation,
Meanwhile, HSS has also recorded first corresponding relation.Wherein, MME marks can be MME in network
In unique number such as MME Internet protocol IP address.If the MME accompanying by the UE becomes
Change, SCEF updates MME corresponding with the mark of the UE in the first corresponding relation and is designated attachment change
The mark of MME afterwards.
Step 203：Set up to the first network element transmission link and asked, so that first network element is to described
The UE of packet to be received initiates the request for building link of the data link for setting up the transmission packet.
Here, the MME sends the request for building link that the UE of packet is initiated to server in advance
To set up the request of the transmission link between the server and the UE.The transmission link be built upon UE,
Data surface transmission link between eNodeB, SGW, can be by downlink data by the transmission link server
Bag is transmitted to UE.Those skilled in the art should and know, the request for building link be Paging message, MME
It is actually to perform to carry out paging to the UE that the eNodeB being resident to UE initiates Paging message
Flow.
Before request is set up to the MME transmission links, methods described also includes：SCEF receives described
The state of the UE of the packet described to be received that MME is reported；If the state of the UE is Idle states,
SCEF sends the request for building link to the MME.
In the embodiment of the present invention, server needs to send downlink data packet, SCEF to the UE in Idle states
The mark of the UE that can receive this packet is known from server, and in the first corresponding relation, is searched
To the MME accompanying by the UE, and the Data-Link that can be set up and transmit the packet is sent to this MME
The request for building link on road, and pass through set up data link by packet from server transport to UE.With
Packet is directly transmitted to SGW/PGW cachings, from data surface and triggers MME by server in the prior art
The method that UE carries out paging is compared, the present embodiment carries out paging from signaling plane to the UE in Idle states
With the transmission link for allowing it to set up packet, the transmission link is passed through after transmission link foundation by number
According to bag from server transport to UE.The mark and determination and the mark of UE are obtained in aforementioned schemes by SCEF
The MME of sensible matching, and be can be considered from signaling plane to the process that the MME sends link foundation request
The process of paging is carried out in the UE of Idle states, packet waiting for transmission need not be cached in SGW/PGW,
The load of PGW/SGW network elements can significantly be alleviated and propagation delay time is reduced.
The technical program is described further with reference to Fig. 3~Fig. 5.In Fig. 3~Fig. 5, with first
Network element is the explanation carried out as a example by MME.
In figure 3, it is paging of the HSS triggering MME execution to UE1.
Specifically,
Step 301：HSS and server carry out subscriber paging ability and open signing；
Here, HSS and server commitment can carry out the type of the UE of paging from signaling plane to UE,
That is which kind of UE is qualified to perform follow-up step 304~step 314.
Step 302：Perform access authentication of user authorization flow；
Here, access authentication authorization flow mainly includes initial attachment, legitimacy certification, the safety to UE
Property the process such as certification, in this process UE can complete the attachment to certain MME, the MME preserve from
Body identifies the mark with UE attached thereto, obtains the first corresponding relation, and the first couple is preserved in HSS
Should be related to.Access authentication authorization flow specifically refers to existing related description, does not repeat herein.
Step 303：HSS judges whether UE1 there is subscriber paging ability to open function；
If it has, continuing executing with step 304；
Otherwise, this flow is terminated；
Step 304：HSS notifies that MME performs paging capability and opens process to SCEF；
Step 305：MME reports the first corresponding relation to SCEF；
Step 306：MME reports the state of UE to SCEF；
Here, the state of UE can be Idle states and connected state；Because this programme is to being in from signaling plane
The UE of Idle states carries out the process of paging, so the UE states preferably Idle that MME is reported to SCEF
State.
Step 307：Server sends the mark of UE1, and SCEF receives the mark；
Here, server need to UE1 send downlink data packet, first by the mark of UE1 send to
SCEF.Preferably, it is contemplated that the finiteness of Internet resources, the downstream packet transmission completion after if
UE1 no longer carries out the transmission of data, it is necessary to triggering it enters Idle states, and server sends the mark of UE1 extremely
During SCEF, in addition it is also necessary to indicate UE1 to enter the time of Idle states, to cause that UE1 enters when arriving the time
Enter Idle states, the Internet resources taken before such UE1 just can be freed out so that other terminals are used.
Step 308：In the first corresponding relation, SCEF searches the MME corresponding with the mark of UE1
Mark, obtains the first mark；
Step 309：SCEF sets up request to the MME transmission links with the first mark；
Step 310：MME sends the eNodeB that Paging message is resident to UE1, and eNodeB is to this
UE1 sends Paging message, and paging service request (Service is initiated to network side to trigger UE1
Request), data link setup flow is performed, the connection of UE1 and network side is set up.
Here, step 310 is the process of MME pagings UE, and specific descriptions refer to existing related description,
Do not repeat herein.
Step 311：MME notifies that SCEF data link has been set up；
Step 312：SCEF notifies that server data link has been set up；
Step 313：Server passes through set up data link transmission packet to UE1.
If the MME that UE1 is resident changes, also including step 314：After attachment changes
MME sends self identification to SCEF, and SCEF updates corresponding with the mark of UE1 in the first corresponding relation
MME be designated attachment change after MME mark.
In aforementioned schemes, HSS triggerings MME carries out the process of paging to UE, and UE1 is obtained by SCEF
Mark and determine the MME matched with the mark, and send link to the MME and set up request, with complete
In pairs between UE1 and server transmission link foundation, and by the transmission link by packet from server
Transmit to UE1.Realize carrying out the UE in Idle states paging from signaling plane, packet waiting for transmission without
Need to be cached in SGW/PGW, when can significantly alleviate the load of PGW/SGW network elements and reduce transmission
Prolong.
In fig. 4, HSS performs paging capability and opens process to SCEF.
Specifically,
Step 401：HSS and server carry out subscriber paging ability and open signing；
Here, HSS and server commitment can carry out the type of the UE of paging from signaling plane to UE,
That is which kind of UE is qualified to perform follow-up step 404~step 412.
Step 402：Perform access authentication of user authorization flow；
Here, access authentication authorization flow mainly includes initial attachment, legitimacy certification, the security of UE
The processes such as certification, in this process UE can complete the attachment to certain MME, the MME preserves itself
The mark with UE attached thereto is identified, the first corresponding relation is obtained, first correspondence is preserved in HSS
Relation.Access authentication authorization flow specifically refers to existing related description, does not repeat herein.
Step 403：HSS judges whether UE1 there is subscriber paging ability to open function；
If it has, continuing executing with step 404；
Otherwise, this flow is terminated；
Step 404：HSS reports the first corresponding relation to SCEF；
Step 405：Server sends the mark of UE1, and SCEF receives the mark；
Here, server needs to send downlink data packet to the UE1 in Idle states, first by UE1's
Mark is sent to SCEF.Preferably, it is contemplated that the finiteness of Internet resources, in the downstream packet transmission
If UE1 no longer carries out the transmission of data, it is necessary to triggering it enters Idle states, server transmission after completion
When the mark of UE1 is to SCEF, in addition it is also necessary to indicate UE1 to enter the time of Idle states, to cause that UE1 exists
Enter Idle states when the time arrives.
Step 406：In the first corresponding relation, SCEF searches the MME corresponding with the mark of UE1
Mark, obtains the first mark；
Step 407：SCEF sets up request to the MME transmission links with the first mark；
Step 408：MME sends the eNodeB that Paging message is resident to UE1, and eNodeB is to this
UE1 sends Paging message, and paging service request (Service is initiated to network side to trigger UE1
Request), data link setup flow is performed, the connection of UE1 and network side is set up.
Step 409：MME notifies that SCEF data link has been set up；
Step 410：SCEF notifies that server data link has been set up；
Step 411：Server passes through set up data link transmission packet to UE1.
If the MME that UE1 is resident changes, also including step 412：After attachment changes
MME sends self identification to SCEF, and SCEF updates corresponding with the mark of UE1 in the first corresponding relation
MME be designated attachment change after MME mark.
In aforementioned schemes, HSS performs paging capability and opens process to SCEF, and UE1 is obtained by SCEF
Mark and determine the MME matched with the mark, and send link to the MME and set up request, with complete
In pairs between UE1 and server transmission link foundation, and by the transmission link by packet from server
Transmit to UE1.Realize carrying out the UE in Idle states paging from signaling plane, packet waiting for transmission without
Need to be cached in SGW/PGW, when can significantly alleviate the load of PGW/SGW network elements and reduce transmission
Prolong.
In Figure 5, it is paging of the server triggers MME execution to UE1.
Specifically,
Step 501：HSS and server carry out subscriber paging ability and open signing；
Here, HSS and server commitment can carry out the type of the UE of paging from signaling plane to UE,
That is which kind of UE is qualified to perform follow-up step 506~step 511.
Step 502：Perform access authentication of user authorization flow；
Here, access authentication authorization flow mainly includes initial attachment, legitimacy certification, the security of UE
The processes such as certification, in this process UE can complete the attachment to certain MME, the MME preserves itself
The mark with UE attached thereto is identified, the first corresponding relation is obtained, first correspondence is preserved in HSS
Relation.Access authentication authorization flow specifically refers to existing related description, does not repeat herein.
Step 503：Server sends the mark of UE1, and SCEF receives the mark；
Step 504：SCEF sends to HSS the mark of UE1；
Step 505：HSS judges whether UE1 there is subscriber paging ability to open function；
If it has, continuing executing with step 506；
Otherwise, this flow is terminated；
Step 506：HSS sends link and sets up request to MME；
Step 507：Whether MME judges UE1 in Idle states；
If it is determined that when MME is in Idle states, performing step 508；
Otherwise, step 509 is performed；
Step 508：MME sends the eNodeB that Paging message is resident to UE1, and eNodeB is to this
UE1 sends Paging message, and Service Request are initiated to network side to trigger UE1, performs Data-Link
Road Establishing process, sets up the connection of UE1 and network side；
Step 509：MME notifies that SCEF data link has been set up；
Step 510：SCEF notifies that server data link has been set up；
Step 511：Server passes through set up data link transmission packet to UE1.
If the MME that UE1 is resident changes, also including step 512：After attachment changes
MME sends self identification to SCEF, and SCEF updates corresponding with the mark of UE1 in the first corresponding relation
MME be designated attachment change after MME mark.
In aforementioned schemes, MME sets up request and judges that UE1 is in the link for receiving HSS transmissions
During Idle states, MME performs the process that paging is carried out to UE1, to complete to being passed between UE1 and server
The foundation of transmission link, and by the transmission link by packet from server transport to UE1.Realize from signaling
Paging is carried out in face of the UE in Idle states, packet waiting for transmission need not be cached in SGW/PGW,
The load of PGW/SGW network elements can significantly be alleviated and propagation delay time is reduced.
It should be noted that the function performed by foregoing SCEF can be realized by independent SCEF network elements,
Can also be realized by being integrated in SGW/PGW.
Based on foregoing data transmission method, the embodiment of the present invention additionally provides a kind of ability and opens network element
SCEF, as shown in fig. 6, the SCEF includes：
First acquisition unit 601, the mark of the terminal UE for obtaining packet to be received；
First determining unit 602, for the mark according to the UE, it is determined that with the packet to be received
The first network element that UE matches；
First transmitting element 603, asks for being set up to the first network element transmission link, so that described the
One network element initiates to set up described in the data link for transmitting the packet to the UE of the packet to be received
Request for building link.
Wherein, the SCEF also includes：Second acquisition unit, the first receiving unit and the first updating block
(not illustrating in figure 6)；Wherein,
Second acquisition unit, for obtaining the first corresponding relation, the first corresponding relation record has UE's
Corresponding relation between the mark of the first network element accompanying by mark and UE；
Accordingly, first determining unit 602, in the first acquired corresponding relation, it is determined that
First network element ID corresponding with the mark of the UE of the packet to be received, obtains the first mark；Really
First network element surely with the first mark is the first network element matched with the UE of the packet to be received.
Wherein, the second acquisition unit, is additionally operable to：Receive first network element and/or user attaching service
First corresponding relation that device HSS is reported.
Wherein, the first acquisition unit 601, for the packet described to be received that the reception server sends
UE mark；
Accordingly, first network element please to the link establishment that the UE of the packet to be received is initiated
Ask to set up the request of the transmission link between the server and the UE of the packet to be received.
Wherein, first receiving unit, the data described to be received for receiving first reported by network elements
The state of the UE of bag；
Accordingly, the first transmitting element 603, if being Idle state Idle states for the state of the UE,
The request for building link is sent to first network element.
First updating block, if for the packet to be received UE accompanying by the first network element
Change, then first net corresponding with the UE of the packet to be received is updated in the first corresponding relation
The mark of first network element being designated after attachment change of unit.
It will be appreciated by those skilled in the art that each processing unit in SCEF shown in Fig. 6 realizes work(
The associated description of method shown in 2~Fig. 5 of earlier figures can be can refer to and understood.It will be appreciated by those skilled in the art that
The function of each processing unit can be realized by running on the program on processor in SCEF shown in Fig. 2,
Also can be realized by specific logic circuit.
The SCEF of the embodiment of the present invention, due to principle and the foregoing transmission side data of the SCEF solve problems
Method is similar, therefore, the implementation process and implementation principle of SCEF may refer to the implementation process of preceding method
And implementation principle description, repeat part and repeat no more.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or meter
Calculation machine program product.Therefore, the present invention can using hardware embodiment, software implementation or combine software and
The form of the embodiment of hardware aspect.And, the present invention can be used and wherein include calculating at one or more
Computer-usable storage medium (the including but not limited to magnetic disk storage and optical storage of machine usable program code
Device etc.) on implement computer program product form.
The present invention is with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Flow chart and/or block diagram describe.It should be understood that flow chart and/or side can be realized by computer program instructions
The knot of flow in each flow and/or square frame and flow chart and/or block diagram and/or square frame in block diagram
Close.Can provide these computer program instructions to all-purpose computer, special-purpose computer, Embedded Processor or
The processor of other programmable data processing devices is producing a machine so that by computer or other can
The instruction of the computing device of programming data processing equipment is produced for realizing in one flow of flow chart or multiple
The device of the function of being specified in one square frame of flow and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in can guide computer or other programmable data processing devices
In the computer-readable memory for working in a specific way so that storage is in the computer-readable memory
Instruction is produced includes the manufacture of command device, and the command device is realized in one flow of flow chart or multiple streams
The function of being specified in one square frame of journey and/or block diagram or multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices, made
Obtain and series of operation steps is performed on computer or other programmable devices to produce computer implemented place
Reason, so as to the instruction performed on computer or other programmable devices is provided for realizing in flow chart one
The step of function of being specified in flow or multiple one square frame of flow and/or block diagram or multiple square frames.
The above, only presently preferred embodiments of the present invention is not intended to limit protection model of the invention
Enclose.
Claims (14)
1. a kind of data transmission method, it is characterised in that methods described includes：
Obtain the mark of the terminal UE of packet to be received；
According to the mark of the UE, it is determined that the first network element matched with the UE of the packet to be received；
Request is set up to the first network element transmission link determined, so that first network element is treated to described
The UE for receiving packet initiates the request for building link of the data link for setting up the transmission packet.
2. method according to claim 1, it is characterised in that in the mark according to the UE, really
Before fixed the first network element matched with the UE of the packet to be received, methods described also includes：
The first corresponding relation is obtained, the first corresponding relation record has accompanying by the mark and UE of UE
Corresponding relation between the mark of the first network element；
Accordingly, the mark according to the UE, it is determined that the UE phases with the packet to be received
The first network element matched somebody with somebody, including：
In the first acquired corresponding relation, it is determined that relative with the mark of the UE of the packet to be received
The first network element ID answered, obtains the first mark；
It is determined that the first network element with the first mark is first matched with the UE of the packet to be received
Network element.
3. method according to claim 2, it is characterised in that the corresponding relation of the acquisition first, bag
Include：
Receive first corresponding relation that first network element and/or user attaching server HSS are reported.
4. method according to claim 1, it is characterised in that the acquisition packet to be received
The mark of UE, including：
The mark of the UE of the packet described to be received that the reception server sends；
Accordingly, first network element please to the link establishment that the UE of the packet to be received is initiated
Ask to set up the request of the transmission link between the server and the UE of the packet to be received.
5. method according to claim 1, it is characterised in that to the first network element transmission link
Before setting up request, methods described also includes：
Receive the state of the UE of the packet described to be received of first reported by network elements；
If the state of the UE is Idle state Idle states, the link establishment is sent to first network element
Request.
6. according to the method in claim 2 or 3, it is characterised in that methods described also includes：
If the first network element accompanying by the UE of the packet to be received changes, in the first correspondence
Updated in relation first network element corresponding with the UE of the packet to be received be designated attachment change after
The mark of the first network element.
7. method according to claim 1, it is characterised in that first network element is mobile management reality
Body MME or software defined network controller SDN controller.
8. a kind of ability opens network element SCEF, it is characterised in that the SCEF includes：
First acquisition unit, the mark of the terminal UE for obtaining packet to be received；
First determining unit, for the mark according to the UE, it is determined that the UE with the packet to be received
The first network element for matching；
First transmitting element, asks, so that first net for being set up to the first network element transmission link
Unit initiates to set up the link of the data link of the transmission packet to the UE of the packet to be received
Set up request.
9. SCEF according to claim 8, it is characterised in that the SCEF also includes：
Second acquisition unit, for obtaining the first corresponding relation, the first corresponding relation record has UE's
Corresponding relation between the mark of the first network element accompanying by mark and UE；
Accordingly, first determining unit, in the first acquired corresponding relation, it is determined that and institute
The first corresponding network element ID of the mark of the UE of packet to be received is stated, the first mark is obtained；It is determined that tool
The first network element for having the first mark is the first network element matched with the UE of the packet to be received.
10. SCEF according to claim 9, it is characterised in that the second acquisition unit, also
For：
Receive first corresponding relation that first network element and/or user attaching server HSS are reported.
11. SCEF according to claim 8, it is characterised in that the first acquisition unit, use
The mark of the UE of the packet described to be received sent in the reception server；
Accordingly, first network element please to the link establishment that the UE of the packet to be received is initiated
Ask to set up the request of the transmission link between the server and the UE of the packet to be received.
12. SCEF according to claim 8, it is characterised in that the SCEF also connects including first
Receive unit, the state of the UE of the packet described to be received for receiving first reported by network elements；
Accordingly, the first transmitting element, if being Idle state Idle states for the state of the UE, to institute
State the first network element and send the request for building link.
13. SCEF according to claim 9 or 10, it is characterised in that the SCEF also includes
First updating block, if for the packet to be received UE accompanying by the first network element change,
Then updated in the first corresponding relation and be designated with corresponding first network elements of UE of the packet to be received
The mark of the first network element after attachment change.
14. SCEF according to claim 8, it is characterised in that first network element is moving tube
Reason network element MME or software defined network controller SDN controller.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511001128.0A CN106922019B (en) | 2015-12-28 | 2015-12-28 | Data transmission method and service capability open network element SCEF |
| PCT/CN2016/112794 WO2017114436A1 (en) | 2015-12-28 | 2016-12-28 | Method and apparatus for establishing user connection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511001128.0A CN106922019B (en) | 2015-12-28 | 2015-12-28 | Data transmission method and service capability open network element SCEF |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137582A1 (en) * | 2010-05-04 | 2011-11-10 | 华为技术有限公司 | Method, system and gateway equipment for service initiation |
| WO2011157132A2 (en) * | 2011-05-31 | 2011-12-22 | 华为技术有限公司 | Service information transmission method, device and system |
| CN103037347A (en) * | 2011-09-29 | 2013-04-10 | 中兴通讯股份有限公司 | Activation method, device and system of machine-type communication terminal |
| US20140219171A1 (en) * | 2011-08-15 | 2014-08-07 | Ntt Docomo, Inc. | Mobile communication method and mobility management node |
| CN104023327A (en) * | 2013-03-01 | 2014-09-03 | 电信科学技术研究院 | Downlink data transmission method and device |
-
2015
- 2015-12-28 CN CN201511001128.0A patent/CN106922019B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137582A1 (en) * | 2010-05-04 | 2011-11-10 | 华为技术有限公司 | Method, system and gateway equipment for service initiation |
| WO2011157132A2 (en) * | 2011-05-31 | 2011-12-22 | 华为技术有限公司 | Service information transmission method, device and system |
| US20140219171A1 (en) * | 2011-08-15 | 2014-08-07 | Ntt Docomo, Inc. | Mobile communication method and mobility management node |
| CN103037347A (en) * | 2011-09-29 | 2013-04-10 | 中兴通讯股份有限公司 | Activation method, device and system of machine-type communication terminal |
| CN104023327A (en) * | 2013-03-01 | 2014-09-03 | 电信科学技术研究院 | Downlink data transmission method and device |
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