CN104105152B - A kind of business migration method, network side equipment and terminal - Google Patents
A kind of business migration method, network side equipment and terminal Download PDFInfo
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- CN104105152B CN104105152B CN201310116227.8A CN201310116227A CN104105152B CN 104105152 B CN104105152 B CN 104105152B CN 201310116227 A CN201310116227 A CN 201310116227A CN 104105152 B CN104105152 B CN 104105152B
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Abstract
The present invention provides a kind of business migration method, network side equipment and terminal, and wherein method includes：Determine the need for discharging the connection resource of the bearer service between terminal and the network side equipment, obtain judged result；If the judged result represents to need to discharge the connection resource between terminal and the network side equipment, generation business migration instruction；Sending the business migration and instructing to the terminal, makes the terminal instruct the connection resource between release and the network side equipment according to the business migration, and by the current business migration of the terminal to wlan network.The solution of the present invention can some or all business of user at present give WLAN to carry, so as to mitigate the burden of Cellular Networks.
Description
Technical field
The present invention relates to the communications field, particularly relates to a kind of business migration method, network side equipment and terminal.
Background technology
WLAN（WLAN）/3GPP Radio Interworking（3GPP wireless network groups）It is that a kind of utilize is penetrated
Frequently (Radio Frequency RF) technology carry out according to the system of transmission, the appearance of the technology make up wired local area network no
Foot, to reach the purpose of Network stretch so that WLAN can allow user to pass through it using simple access architecture, realize
Unobstructed network without netting twine, without distance limitation.
But there are the following problems by current WLAN：1）The wlan network service efficiency of operator deployment is relatively low；2）When UE's
When business is diverted to the wlan network of overload from Cellular Networks, Consumer's Experience is poor；3）Unnecessary wlan network scanning may
UE battery consumption can be increased.
WIFI is a WLAN standard, and WIFI is contained in WLAN, is belonged to using a new technology in WLAN protocol.
The WIFI unloadings of optimization（offloading）Solution should be able to cause operator to strengthen management and control to WLAN, operation
Business will consider WLAN situation when doing the resource management of cellular network；On the other hand, for cellular network and WLAN, it is required for
Mobility and network selection to access network strengthen, and such as consider UE radio link quality, return link quality, load etc.
Information.
When user enters the region for having WLAN to cover, whether network side or terminal meeting decision-making are divided using WLAN to do business
Stream, once needing, then WLAN may be given to carry some or all business of current user.
3GPP agreements only allow the RRC connections of network side release terminal at present, do not support terminal actively to carry out RRC connections
The process of release；In addition, current agreement does not support terminal actively or passively to discharge the function of partial service yet.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of business migration method, apparatus and equipment, has when user enters
During the region of WLAN coverings, network side or terminal can decision-making whether service distributing done using WLAN, once need, then possibility handle
Some or all business of user give WLAN to carry at present, so as to mitigate the burden of Cellular Networks.
In order to solve the above technical problems, embodiments of the invention provide a kind of business migration method, set applied to network side
It is standby, including：
Determine the need for discharging the connection resource of the bearer service between terminal and the network side equipment, judged
As a result；
If the judged result represents to need to discharge the connection resource between terminal and the network side equipment, industry is generated
Business migration instruction；
Send the business migration to instruct to the terminal, the terminal is instructed release and institute according to the business migration
State the connection resource between network side equipment, and by the current business migration of the terminal to wlan network.
Wherein, the step of generating business migration instruction includes：
In the link release signaling of connection resource, increase for representing the current whole business migrations of terminal to WALN
The bit of the instruction of network, for represent terminal access wlan network when corresponding frequency point information bit and for representing
The bit of corresponding access-in point information when terminal accesses wlan network, generate the business migration instruction.
Wherein, the step of generating business migration instruction includes：
In the link release signaling of connection resource, increase for representing the current business migration of the terminal to WALN
The bit of the instruction of network；
In frequency point information in redirection information, increase corresponding frequency during for representing that terminal accesses wlan network
Bit；
In different system information, increase the bit of corresponding access-in point information during for representing that terminal accesses wlan network
Position；
It is raw according to adding the link release signaling, the redirection information and different system information after bit
Instructed into the business migration.
Wherein, sending the business migration and instructing also includes to after the terminal：
Discharge whole business on the radio resource control RRC connection resource between the terminal and the network side equipment
To the wlan network.
Wherein, sending the business migration and instructing also includes to after the terminal：
The partial service of the terminal is discharged to the wlan network.
Wherein, discharge the partial service of the terminal includes to the step of wlan network：
Increase new configured information in radio resource control RRC connects reallocation message, the new configured information is used for
Indicate the business place Data Radio Bearer DRB that be switched on wlan network；
According to the new configured information, the service switching for the DRB carryings that will be switched on wlan network is described in
Wlan network.
Where it is determined whether need to discharge the step of the connection resource of the bearer service between terminal and the network side equipment
Suddenly include：
The network selection policy information and wlan network and the network load and signal quality of Cellular Networks reported according to terminal, really
The fixed connection resource for whether needing to discharge the bearer service between terminal and the network side equipment.
Embodiments of the invention also provide a kind of business migration method, applied to terminal, including：
The connection resource for discharging the bearer service between the terminal and the network side equipment is sent to network side equipment
Releasing request；Wherein, release cause information is carried in the releasing request；
Whether allowing of receiving that the network side equipment returns discharges the company between the terminal and the network side equipment
Connect the feedback command of resource；
If the feedback command allows to discharge the connection resource, the terminal and institute are discharged according to the feedback command
State the connection resource between network side equipment, and by the current business migration of the terminal to wlan network, otherwise, do not discharge.
Wherein, the release cause information includes：Represent that the terminal initiates the business that will be carried out on the connection resource
Move to the instruction of WALN networks；
If the feedback command allows to discharge the connection resource, the feedback command also includes：Represent the terminal
Release cause information of the business migration that initiation will be carried out on the connection resource to WALN networks.
Wherein, if the feedback command does not allow to discharge the connection resource, the feedback command includes：Do not allow to release
The reason for putting information.
Wherein, the current business migration of the terminal to the step of wlan network is included：
The whole industry that will be carried on radio resource control RRC connection resource between the terminal and the network side equipment
Business moves to the wlan network.
Wherein, the current business migration of the terminal to the step of wlan network is included：
The partial service of the terminal is moved into the wlan network.
Wherein, the step of partial service of the terminal being moved into the wlan network includes：
Data Radio Bearer DRB releasing requests are initiated to the network side equipment；
The link connection reconfiguration instructions that the network side equipment feeds back according to the releasing request are received, the link connects
Connect reconfiguration instructions and carry the DRB information that move to wlan network；
According to the DRB information that move to wlan network, the business migration of wlan network will be moved to described in
Wlan network.
Wherein, the step of partial service of the terminal being moved into the wlan network includes：
Bearing resource releasing request is initiated to mobile management entity MME, wherein carrying carrying mark, and is indicated：From presence
Traffic flow template in delete filtering packet, increase is WLAN instruction;
MME bearing resource feedback command is received,
According to the bearing resource feedback command, the business migration of wlan network will be moved to the wlan network.
Embodiments of the invention also provide a kind of network side equipment, including：
Determining module, it is used to determine whether to need the connection for discharging the bearer service between terminal and the network side equipment
Resource, obtain judged result；
Directive generation module, for representing to need to discharge between terminal and the network side equipment in the judged result
During connection resource, generation business migration instruction；
Sending module, instructed for sending the business migration to the terminal, the terminal is moved according to the business
The connection resource moved between instruction release and the network side equipment, and by the current business migration of the terminal to WLAN nets
Network.
Wherein, above-mentioned network side equipment also includes:
Network side traffic transferring module, for discharging the wireless heterogeneous networks between the terminal and the network side equipment
Whole business on RRC connection resources give the wlan network；Or for discharging the partial service of the terminal described in
Wlan network.
Embodiments of the invention also provide a kind of terminal, including：
Sending module, for sending the carrying industry discharged between the terminal and the network side equipment to network side equipment
The releasing request of the connection resource of business；Wherein, release cause information is carried in the releasing request；
Receiving module, discharge the terminal and the network side for whether allowing of receiving that the network side equipment returns
The feedback command of connection resource between equipment；
Terminal side service transferring module, if allowing to discharge the connection resource for the feedback command, according to
Feedback command discharges the connection resource between the terminal and the network side equipment, and by the current business migration of the terminal
To wlan network, otherwise, do not discharge.
Wherein, the terminal side service transferring module is when by the current business migration of the terminal to wlan network, tool
Body is used to move the whole business carried on the radio resource control RRC connection resource between the terminal and the network side equipment
Move on to the wlan network；Or for the current partial service of the terminal to be moved into wlan network.
Wherein, the connection for discharging the bearer service between the terminal and the network side equipment is sent to network side equipment
Also include before the releasing request of resource：
The network selection strategy issued according to network side equipment, and wlan network and the network load and signal matter of Cellular Networks
Amount, it is determined whether the connection money for discharging the bearer service between the terminal and the network side equipment is sent to network side equipment
The releasing request in source.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
In such scheme, by making network side or terminal be set according to business migration instruction release with the network side
Connection resource between standby, and by the whole business migrations carried on RRC to wlan network, or the industry that part DRB is carried
Business is migrated to wlan network, and when user enters the region for having WLAN to cover, whether network side or terminal meeting decision-making use WLAN
To do service distributing, once needing, then WLAN may be given to carry some or all business of current user, so as to
Mitigate the burden of Cellular Networks.
Brief description of the drawings
Fig. 1 is the flow chart of the business migration method of the network side equipment of the present invention；
Fig. 2 is the flow chart of the business migration method of the terminal of the present invention；
Fig. 3 is the structured flowchart of the network side equipment of the present invention；
Fig. 4 is the structured flowchart of the terminal of the present invention.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
As shown in figure 1, embodiments of the invention provide a kind of business migration method, applied to network side equipment, including：
Step 11, it is determined whether need to discharge the connection resource of the bearer service between terminal and the network side equipment,
Obtain judged result；
Step 12, if the judged result represents to need to discharge the connection resource between terminal and the network side equipment
When, generation business migration instruction；
Step 13, send the business migration to instruct to the terminal, the terminal is instructed according to the business migration
Discharge the connection resource between the network side equipment, and by the current business migration of the terminal to wlan network.
The above embodiment of the present invention is by making network side be set according to business migration instruction release with the network side
Connection resource between standby, and by the whole business migrations carried on RRC to wlan network, or by the business on the DRB of part
Migrate to WLAN, when user enters the region for having WLAN to cover, network side or terminal can decision-making whether industry done using WLAN
Business shunting, once needing, then may give WLAN to carry, so as to mitigate honeybee some or all business of current user
The burden of nest net.
Wherein, in the above-described embodiments, in step 11, specifically can according to the network selection policy information that terminal reports and
The information such as the network load and signal quality of wlan network and Cellular Networks, it is determined whether need release terminal to be set with the network side
The connection resource of bearer service between standby.
Specifically, terminal is to the network equipment（Such as base station）Whether report, which has, is supported ANDSF（Access Network
Discovery Support Functions, access network discovery and selection function unit）Ability.
Specifically, terminal capacity report can carried out（UE capacity information）When indicate, using 1bit
Realize, in existing IE UE-EUTRA-Capability increase respective capabilities instructions；Attach is carried out in terminal（Attachment connection）
Either carry out TAU（Tracking area updating, tracing section updating）During/RAU, this ability information is reported.In addition, place
It can also be reported in the UE of connected state with RRC information；ANDSF strategies are asked for UE in base station；Terminal reports ANDSF tactful；
Base station is based on ANDSF strategies and configures further measurement demand to terminal, such as measures signal quality, net that SSID is CMCC AP
Network load etc.；Terminal report measurement results；The network selection policy information reported according to terminal（ANDSF strategies described above）And
Whether the information such as the network load and signal quality of wlan network and Cellular Networks, decision-making need release terminal to be set with the network side
The connection resource of bearer service between standby.
Wherein, in the above-described embodiments, in step 12, the first way of generation business migration instruction includes：
In the link release signaling of connection resource, increase for representing the current whole business migrations of terminal to WALN
The bit of the instruction of network, for represent terminal access wlan network when corresponding frequency point information bit and for representing
The bit of corresponding access-in point information when terminal accesses wlan network, generate the business migration instruction.
Which is applied to LTE system, specifically：Network side equipment such as base station, decision-making need to discharge UE（Terminal）When
Preceding RRC connections, then give UE hair RRC CONNECTION RELEASE（Link discharges）Signaling（Existing signaling）, and in the signaling
It is middle to introduce new release cause（UE is transformed into wlan network）With corresponding frequency, AP information.
For LTE system, in Release Cause（Release cause）Middle increase 1bit（It is i.e. above-mentioned to be used to represent terminal
Bit of the current whole business migrations to the instruction of WALN networks）Indicate WLAN offloading（WLAN shunt）Or
WLAN LTE interworking（WLAN LTE interoperate）, or LTE WLAN interworking（LTE WLAN are mutually grasped
Make）, or WLAN3GPP interworking（WLAN3GPP interoperates）, or 3GPP WLAN interworking（3GPP
WLAN interoperates）Deng.When the bit positions 1, represent UE to be switched to wlan network, otherwise do not switch.
And add following frequency point information（It is i.e. above-mentioned to be used to represent corresponding frequency point information when terminal accesses wlan network
Bit）：
RedirectedCarrierInfo::=CHOICE{
WLAN ARFCN-ValueWLAN or CarrierFreqsWLAN, }
Wherein, ARFCN-ValueWLAN or CarrierFreqsWLAN can be indicated with least one bit, such as
When being a character string, it is necessary to represented with multiple bits.
WLAN AP information can also be added（It is i.e. above-mentioned to be used to represent corresponding access-in point information when terminal accesses wlan network
Bit）：
CellInfoWLAN::=SEQUENCE{
APID APID (can be AP ID, MAC Address etc.),
CarrierFreq-WLAN ARFCN-ValueWLAN or CarrierFreqsWLAN or channel-WLAN
ChannelsWLAN,
WLANBeacon OCTET STRING}。
Wherein, carrierFreq-WLAN, ARFCN-ValueWLAN or CarrierFreqsWLAN or channel-
WLAN, ChannelsWLAN can be indicated with least one bit, in this way during a character string, it is necessary to multiple bits
Position represents.
Wherein, in the above-described embodiments, in step 12, the second way of generation business migration instruction includes：
Step 121, in the link release signaling of connection resource, increase for representing to move the current business of the terminal
Move on to the bit of the instruction of WALN networks；
Step 122, in Redirection Info（Redirection information）In frequency point information in, increase for representing terminal
The bit of corresponding frequency when accessing wlan network；
Step 123, in Inter-RAT info（Different system information）In, when increasing for representing that terminal accesses wlan network
The bit of corresponding access-in point information；
Step 124, according to add the link release signaling after bit, the Redirection Info and
Inter-RAT info, generate the business migration instruction.
Which adaptation UMTS system, specifically, and increase wishes that UE is transformed into Release Cause
The reason for WLAN gets on's information（I.e. above-mentioned first bit）.Frequency and RAT information are then placed in Redirection Info
Frequency info and Inter-RAT info（The information such as target WLAN AP ID, frequency, channel can be carried）In.
Wherein, in the above-described embodiments, can also include after step 13：
Step 14, discharge on the radio resource control RRC connection resource between the terminal and the network side equipment
Whole business give the wlan network.Or
Step 15, the partial service of the terminal is discharged to the wlan network.
Wherein, step 15 specifically includes：
Step 141, in RRC（Wireless heterogeneous networks）Increase new configured information, the new finger in connection reallocation message
Show information be used for indicate to be switched on wlan network business place DRB（Data Radio Bearer）；
Step 142, according to the new configured information, the service switching for the DRB carryings that will be switched on wlan network
To the wlan network.
Specifically, if network side decision-making will discharge partial service and be gone to WLAN, in RRC connection reallocation messages
Increase new configured information in Radio Resource Config Dedicated, cooperate with drb-ToReleaseList
Which DRB indicated（Data Radio Bearer）It is due to be switched on WLAN and discharge, is such as indicated by the way of bitmap, it is right
Answer DRB bit positions 1 then represent corresponding to DRB be WLAN to be switched to up.
Such as：DRB-ToWLANList::=SEQUENCE (SIZE (1..maxDRB)) OF DRB-Identity.
To sum up, the above embodiment of the present invention, by network side equipment according to the business migration instruct release with it is described
Connection resource between network side equipment, and by the current business migration of the terminal to wlan network, have when user enters
During the region of WLAN coverings, network side or terminal can decision-making whether service distributing done using WLAN, once need, then possibility handle
Some or all business of user give WLAN to carry at present, so as to mitigate the burden of Cellular Networks.
As shown in Fig. 2 embodiments of the invention also provide a kind of business migration method, applied to terminal, including：
Step 21, the company for discharging the bearer service between the terminal and the network side equipment is sent to network side equipment
Connect the releasing request of resource；Wherein, release cause information is carried in the releasing request；
Step 22, receive that the network side equipment returns whether allow to discharge the terminal and the network side equipment it
Between bearer service connection resource feedback command；
Step 23, if the feedback command allows to discharge the connection resource, according to feedback command release
Connection resource between terminal and the network side equipment, and by the business migration carried on the connection resource to WLAN nets
Network, otherwise, do not discharge.
The embodiment instructs the connection between release and the network side equipment to provide by terminal according to the business migration
Source, and by the current business migration of the terminal to wlan network, when user enters the region for having WLAN to cover, network side or
Terminal can decision-making whether service distributing done using WLAN, once needs, then may be some or all business of current user
WLAN is given to carry, so as to mitigate the burden of Cellular Networks.
Wherein, can also include before step 21：
The network selection strategy that terminal issues according to network side equipment, and wlan network and the network load and signal of Cellular Networks
The information such as quality, it is determined whether the bearer service discharged between the terminal and the network side equipment is sent to network side equipment
Connection resource releasing request.
Specifically, network side equipment is based on the ANDSF policy informations received before, if network side determine by terminal Lai
Decision-making is done, then the network selection strategy of wireless side, Cellular Networks and WLAN load thresholding, the radio signal qualities of two nets are issued to terminal
Thresholding etc..Determined whether to according to these information discharge the terminal and the network side to sending to network side equipment from terminal
The releasing request of the connection resource of bearer service between equipment, so as to most at last business migration on WLAN.
Wherein, the release cause information includes：Represent that the terminal initiates the business that will be carried out on the connection resource
Move to the instruction of WALN networks；
If the feedback command allows to discharge the connection resource, the feedback command also includes：Represent the terminal
Release cause information of the business migration that initiation will be carried out on the connection resource to WALN networks.
Wherein, if the feedback command does not allow to discharge the connection resource, the feedback command includes：Do not allow to release
The reason for putting information.
It is specific to enter, if Terminal-decision needs and 3GPP networks（Cellular Networks）Current RRC connections are disconnected, then are needed
RRC connection release request RRC CONNECTION RELEASE REQUEST are sent to base station（RRC link releasing requests, newly draw
The signaling entered）, and be the reason for UE is switched to current business in WLAN information wherein carrying reason, i.e., ibid in 1
The Release Cause mentioned.Whether decision-making allows after base station receives request, if it is allowed, then feeding back RRC CONNECTION
RELEASE（The i.e. above-mentioned feedback command for allowing release）, set when ReleaseCause therein is with asking identical；If base station
Terminal is not allowed to disconnect RRC connections, then feeding back RRC CONNECTION RELEASE REJECT (does not allow the feedback of release to refer to
Order, the signaling newly introduced), wherein the reason for refusal can be carried, it is about to have the business of high qos requirement to reach as follows；Another kind is waited
It is UE Timer within the regular hour to select scheme（Timer is realized）The feedback inside confiscated to base station then thinks that base station does not permit
Perhaps.
Wherein, in the above-described embodiments, in step 23, can be specifically：By the terminal and the network side equipment it
Between radio resource control RRC connection resource on whole business migrations for carrying to the wlan network；Or by the terminal
Partial service move to the wlan network.Wherein, the partial service of the terminal is moved to the step of the wlan network
Suddenly include：
Step 231, DRB releasing requests are initiated to the network side equipment；
Step 232, the link connection reconfiguration instructions that the network side equipment feeds back according to the releasing request, institute are received
State link connection reconfiguration instructions and carry the DRB information that move to wlan network；
Step 233, according to the DRB information that move to wlan network, the business that will move to wlan network is moved
Move on to the wlan network.
This method is side method of eating dishes without rice or wine：1）UE needs to initiate DRB to network side（Data Radio Bearer）Releasing request, such as
RRC CONNECTION MIDIFICATION, indicate to wish the DRB discharged wherein such as by the way of above-mentioned bitmap, and
Illustration is intended to be switched to WLAN up；2）Base station feedback RRC connections are matched somebody with somebody again, and instruction wherein allows the DRB on WLAN.
Wherein, the step of partial service of the terminal being moved into the wlan network can also be real by following manner
It is existing, specifically include：
Step 234, bearing resource releasing request is initiated to mobile management entity MME, wherein carrying carrying mark, and referred to
Show：Filtering packet is deleted from existing traffic flow template, increase is WLAN instruction;
Step 235, MME bearing resource feedback command is received,
Step 236, according to the bearing resource feedback command, the business migration of wlan network will be moved to described in
Wlan network.
Which belongs to NAS layered schemes：1）Terminal is to MME（Mobile management entity）Initiate BEARER RESOURCE
MODIFICATION REQUEST（Bearing resource modification request）, wherein carrying EPS bearer identity（Core is net loaded
Mark）, and indicate " Delete packet filters from existing TFT (traffic flow template) "
（Data packet filter is deleted from existing business flow template）, in existing ESM (EPS Session Management) reason
On the basis of increase be WLAN instruction;2) MME feeds back DEACTIVATE EPS BEARER CONTEXT REQUEST（Deactivate
Core net bearer context request living）, or feedback BEARER RESOURCE MODIFICATION REJECT（Bearing resource is repaiied
Change refusal）.
The above embodiment of the present invention, release and the connection resource of Cellular Networks are decided whether by end side, and according to institute
The connection resource between business migration instruction release and the network side equipment is stated, and by the current business migration of the terminal extremely
Wlan network, when user enters the region for having WLAN to cover, network side or terminal can decision-making whether business done using WLAN
Shunting, once needing, then WLAN may be given to carry some or all business of current user, so as to mitigate honeycomb
The burden of net.
For wlan network due to exempting from licensed band with being operated in 2.4G, equipment cost is cheap, is easy to dispose, and data rate is high
The advantages that, have been considered to shunt cellular network traffic important means.Cellular network traffic is shunted using wlan network, especially
It is the value traffics such as shunting web page browsing, QQ, msn, can effectively mitigate cellular network burden, and improves in-door covering, is carried
For high-peed connection, so as to lift user experience.
As shown in figure 3, embodiments of the invention also provide a kind of network side equipment, including：
Determining module 31, it is used to determine whether to need the company for discharging the bearer service between terminal and the network side equipment
Resource is connect, obtains judged result；
Directive generation module 32, for representing to need to discharge between terminal and the network side equipment in the judged result
Connection resource when, generation business migration instruction；
Sending module 33, instructed for sending the business migration to the terminal, make the terminal according to the business
Connection resource between migration instruction release and the network side equipment, and by the business migration carried on the connection resource extremely
Wlan network.
Directive generation module 32 is specifically used for, and in link release signaling, increase is represented the business migration of the terminal
The bit of corresponding frequency point information and expression are whole when bit, expression terminal to the instruction of WALN networks access wlan network
The bit of corresponding access-in point information during into wlan network is terminated, generates the business migration instruction.
Directive generation module 32 can also be specifically used for, and in link release signaling, increase for representing the terminal
Business migration to the instruction of WALN networks bit；In RedirectionInfo（Redirection information）In frequency point information
In, increase for represent terminal access wlan network when corresponding frequency bit；（Different system information）Inter-RAT
In info, increase the bit of corresponding access-in point information during for representing that terminal accesses wlan network；According to adding bit
The link release signaling, RedirectionInfo the and Inter-RAT info behind position, generate the business migration
Instruction.
Wherein, above-mentioned network side equipment also includes：
Network side traffic transferring module 34, for will carry on the RRC between the terminal and the network side equipment
Whole business migrations are to the wlan network；Or the partial service of the terminal is moved into wlan network.
Network side traffic transferring module 34 is specifically used for, and increases new configured information in RRC connection reallocation messages, described
New configured information is used to indicate the business place DRB that be switched on wlan network；, will according to the new configured information
Service switching on the DRB on wlan network is switched to the wlan network.
It should be noted that：The network side equipment is corresponding with the above-mentioned business migration method applied to network side equipment
Equipment, all realization rates can also reach identical suitable for the embodiment of the network side equipment in above method embodiment
Technique effect, will not be repeated here.
As shown in figure 4, embodiments of the invention also provide a kind of terminal, including：
Sending module 41, for sending the carrying discharged between the terminal and the network side equipment to network side equipment
The releasing request of the connection resource of business；Wherein, release cause information is carried in the releasing request；
Receiving module 42, discharge the terminal and the network for whether allowing of receiving that the network side equipment returns
The feedback command of connection resource between side apparatus；
Terminal side service transferring module 43, if allowing to discharge the connection resource for the feedback command, according to institute
The connection resource between the feedback command release terminal and the network side equipment is stated, and the business migration of the terminal is arrived
Wlan network, otherwise, do not discharge.
The release cause information includes：Represent that the terminal is initiated the business migration of the terminal to WALN networks
Instruction；
If the feedback command allows to discharge the connection resource, the feedback command also includes：Represent the terminal
Initiate the release cause information of the business migration of the terminal to WALN networks.If the feedback command does not allow described in release
RRC, then the feedback command include：Do not allow release the reason for information.
Wherein, the terminal side service transferring module 43 is when by the business migration of the terminal to wlan network, specifically
For whole business migrations for will being carried on the RRC between the terminal and the network side equipment to the wlan network；Or
The partial service of terminal is moved into WALN networks.
Terminal side service transferring module 43 is specifically used for, and DRB releasing requests are initiated to the network side equipment；Described in reception
The link connection reconfiguration instructions that network side equipment feeds back according to the service bearer releasing request, the link connection reconfigure
Instruction carries the DRB information that move to wlan network；According to the DRB information that move to wlan network, will migrate
To the business migration of wlan network to the wlan network.
Terminal side service transferring module 43 can also be specifically used for, and bearing resource release is initiated to mobile management entity MME
Request, wherein carrying carrying mark, and indicate：Filtering packet is deleted from existing traffic flow template, increase is WLAN
Instruction;MME bearing resource feedback command is received, according to the bearing resource feedback command, wlan network will be moved to
Business migration to the wlan network.
It should be noted that：The terminal is equipment corresponding with the above-mentioned business migration method applied to terminal, above-mentioned side
All realization rates can also reach identical technique effect, herein not suitable for the embodiment of the terminal in method embodiment
Repeat again.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (18)
- A kind of 1. business migration method, applied to network side equipment, it is characterised in that including：Determine the need for discharging the connection resource of the bearer service between terminal and the network side equipment, obtain judging knot Fruit；If the judged result represents to need to discharge the connection resource between terminal and the network side equipment, generation business is moved Instruction is moved, wherein, generate in business migration instruction process, network side equipment decision-making needs to discharge the current connection resource of terminal When, then link release signaling is sent out to terminal, and new release cause is introduced in the signaling；Send the business migration to instruct to the terminal, make the terminal according to business migration instruction release and the net Connection resource between network side apparatus, and by the current business migration of the terminal to wlan network.
- 2. business migration method according to claim 1, it is characterised in that the step of generation business migration instructs includes：In the link release signaling of connection resource, increase for representing the current whole business migrations of terminal to WALN networks Instruction bit, for represent terminal access wlan network when corresponding frequency point information bit and for representing terminal The bit of corresponding access-in point information when accessing wlan network, generate the business migration instruction.
- 3. business migration method according to claim 1, it is characterised in that the step of generation business migration instructs includes：In the link release signaling of connection resource, increase for representing the current business migration of the terminal to WALN networks Instruction bit；In frequency point information in redirection information, increase the bit of corresponding frequency during for representing that terminal accesses wlan network Position；In different system information, increase the bit of corresponding access-in point information during for representing that terminal accesses wlan network；According to the link release signaling, the redirection information and different system information after bit is added, institute is generated State business migration instruction.
- 4. business migration method according to claim 1, it is characterised in that send the business migration and instruct to the end Also include behind end：Whole business on the radio resource control RRC connection resource between the terminal and the network side equipment are discharged to institute State wlan network.
- 5. business migration method according to claim 1, it is characterised in that send the business migration and instruct to the end Also include behind end：The partial service of the terminal is discharged to the wlan network.
- 6. business migration method according to claim 5, it is characterised in that discharge the partial service of the terminal to described The step of wlan network, includes：Increase new configured information in radio resource control RRC connects reallocation message, the new configured information is used to indicate Data Radio Bearer DRB where being switched to the business on wlan network；According to the new configured information, the service switching that the DRB that will be switched on wlan network is carried to the WLAN nets Network.
- 7. business migration method according to claim 1, it is characterised in that determine the need for discharging terminal and the net The step of connection resource of bearer service between network side apparatus, includes：The network selection policy information and wlan network and the network load and signal quality of Cellular Networks reported according to terminal, it is determined that being The no connection resource for needing to discharge the bearer service between terminal and the network side equipment.
- A kind of 8. business migration method, applied to terminal, it is characterised in that including：Releasing for the connection resource of the bearer service between the release terminal and the network side equipment is sent to network side equipment Put request；Wherein, release cause information is carried in the releasing request；Receive the connection whether allowed to discharge between the terminal and the network side equipment the money that the network side equipment returns The feedback command in source；If the feedback command allows to discharge the connection resource, the terminal and the net are discharged according to the feedback command Connection resource between network side apparatus, and by the current business migration of the terminal to wlan network, otherwise, do not discharge；It is described Release cause information includes：Represent that the terminal initiates the business migration that will be carried out on the connection resource to the finger of WALN networks Order；If the feedback command allows to discharge the connection resource, the feedback command also includes：Represent that the terminal is initiated By the release cause information of the business migration carried out on the connection resource to WALN networks.
- 9. business migration method according to claim 8, it is characterised in that if the feedback command does not allow described in release Connection resource, then the feedback command include：Do not allow release the reason for information.
- 10. business migration method according to claim 8, it is characterised in that arrive the current business migration of the terminal The step of wlan network, includes：The whole business carried on radio resource control RRC connection resource between the terminal and the network side equipment are moved Move on to the wlan network.
- 11. business migration method according to claim 8, it is characterised in that arrive the current business migration of the terminal The step of wlan network, includes：The partial service of the terminal is moved into the wlan network.
- 12. business migration method according to claim 11, it is characterised in that move to the partial service of the terminal The step of wlan network, includes：Data Radio Bearer DRB releasing requests are initiated to the network side equipment；Receive the link connection reconfiguration instructions that the network side equipment feeds back according to the releasing request, the link connection weight Configuration-direct carries the DRB information that move to wlan network；According to the DRB information that move to wlan network, the business migration of wlan network will be moved to the WLAN Network.
- 13. business migration method according to claim 11, it is characterised in that move to the partial service of the terminal The step of wlan network, includes：Bearing resource releasing request is initiated to mobile management entity MME, wherein carrying carrying mark, and is indicated：From existing industry It is engaged in deleting filtering packet in flow template, increase is WLAN instruction；MME bearing resource feedback command is received,According to the bearing resource feedback command, the business migration of wlan network will be moved to the wlan network.
- 14. business migration method according to claim 8, it is characterised in that sent to network side equipment and discharge the end Also include before the releasing request of the connection resource of bearer service between end and the network side equipment：The network selection strategy issued according to network side equipment, and wlan network and the network load and signal quality of Cellular Networks, really The fixed connection resource that the bearer service between the release terminal and the network side equipment whether is sent to network side equipment Releasing request.
- A kind of 15. network side equipment, it is characterised in that including：Determining module, the connection for being used to determine whether to need to discharge the bearer service between terminal and the network side equipment provide Source, obtain judged result；Directive generation module, for representing to need to discharge the connection between terminal and the network side equipment in the judged result During resource, generation business migration instruction, wherein, generate in business migration instruction process, network side equipment decision-making needs to discharge eventually When holding current connection resource, then link release signaling is sent out to terminal, and new release cause is introduced in the signaling；Sending module, instructed for sending the business migration to the terminal, the terminal is referred to according to the business migration Connection resource between order release and the network side equipment, and by the current business migration of the terminal to wlan network.
- 16. network side equipment according to claim 15, it is characterised in that also include:Network side traffic transferring module, for discharging the radio resource control RRC between the terminal and the network side equipment Whole business on connection resource give the wlan network；Or for discharging the partial service of the terminal to the WLAN nets Network.
- A kind of 17. terminal, it is characterised in that including：Sending module, for sending the bearer service between the release terminal and the network side equipment to network side equipment The releasing request of connection resource；Wherein, release cause information is carried in the releasing request；The release cause information includes： Represent that the terminal initiates the instruction of the business migration that will be carried out on the connection resource to WALN networks；Receiving module, discharge the terminal and the network side equipment for whether allowing of receiving that the network side equipment returns Between connection resource feedback command；If the feedback command allows to discharge the connection resource, the feedback command Including：Represent that the terminal initiates the business migration that will be carried out on the connection resource to the release cause information of WALN networks；Terminal side service transferring module, if allowing to discharge the connection resource for the feedback command, according to the feedback Instruction discharges the connection resource between the terminal and the network side equipment, and the current business migration of the terminal is arrived Wlan network, otherwise, do not discharge.
- 18. terminal according to claim 17, it is characterised in that the terminal side service transferring module is by the terminal When current business migration is to wlan network, specifically for by the wireless heterogeneous networks between the terminal and the network side equipment The whole business migrations carried on RRC connection resources are to the wlan network；Or for by the current part industry of the terminal Business moves to wlan network.
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| US10111162B2 (en) * | 2014-11-14 | 2018-10-23 | Acer Incorporated | Method of controlling network traffic for user equipment and base station and related apparatuses using the same |
| CN105897375A (en) * | 2015-01-26 | 2016-08-24 | 中兴通讯股份有限公司 | Service migration method and device |
| CN104717699B (en) * | 2015-04-09 | 2018-05-15 | 宇龙计算机通信科技(深圳)有限公司 | The transmission method and Transmission system of radio resource control signaling |
| MX2018003132A (en) | 2015-09-18 | 2018-06-06 | Fujitsu Ltd | Network indication processing device, method and communication system. |
| CN111491345B (en) | 2017-08-11 | 2021-04-20 | 华为技术有限公司 | Communication method, access network device, and computer-readable storage medium |
| CN111565434B (en) * | 2020-04-15 | 2022-04-26 | 中国联合网络通信集团有限公司 | Communication method and access network equipment |
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