CN106412905A - Network slice selection method, UE, MME and system - Google Patents
Network slice selection method, UE, MME and system Download PDFInfo
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- CN106412905A CN106412905A CN201611142938.2A CN201611142938A CN106412905A CN 106412905 A CN106412905 A CN 106412905A CN 201611142938 A CN201611142938 A CN 201611142938A CN 106412905 A CN106412905 A CN 106412905A
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- network
- network slice
- enodeb
- mme
- slice information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
Abstract
The embodiment of the invention discloses a network slice selection method, UE, MME and a system, which relates to the field of communication and is used for realizing network slice selection without adding new network elements. The network slice selection method comprises the steps that the UE receives network slice information sent by the mobile management entity MME from eNodeB, wherein the network slice information indicates the network slice type supported by the network side; the UE selects the corresponding network slice according to the network slice information and the own service type; and the UE forwards request information to the MME through the eNodeB to determine whether the UE is allowed to access the corresponding network slice after the authentication of the MME, wherein the request information indicates the corresponding network slice. The embodiment of the present invention is applied to 5G network slice selection.
Description
Technical field
The present invention relates to the communications field, more particularly, to a kind of network section system of selection, UE, MME and system.
Background technology
In 5G communication system, the resource allocation techniques using logic-based are network section, and are no longer limited to tool
The physical resource of body, network can be provided by such operator as a kind of service.Existing network section selection technique master
Have following several：
The first, carry out network section based on the CAMEL-Subscription-Information of ID such as user terminal and select；Second, based on use
Family solicited message carries out network section and selects, the such as usage type information according to reporting of user；The third, based on redirection
Function selecting network is cut into slices, and that is, user first accesses the network section of a default when accessing, if it find that the section of this network
The service request of user can not be met, then network side transmission rerouting message NAS is asked to RAN side, and user is connect by RAN side
Enter solicited message redirection and be sent to the section of another network.
But first two technology is required for increasing NSF (English full name in core-network side：network slice
Function, Chinese full name：Network is cut into slices function) module realizing, that is, needs to increase new network element it is meant that needing definition new
Interface, larger to the complexity of network change, the third technology then has that network section is successfully accessed rate, and has
Redirect expense.
Content of the invention
Embodiments of the invention provide a kind of network to cut into slices system of selection, UE, MME and system it is not necessary to increase new net
Unit enables network section and selects.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that：
A kind of first aspect, there is provided network section system of selection, is applied to user equipment (UE), including：
Described UE receives, from eNodeB, the network slice information being sent by mobile management entity MME, and wherein, described network is cut
Piece information represents the network slice type that network side is supported；
Described UE selects corresponding network section according to described network slice information and the type of service of itself；
Described UE forwards solicited message by described eNodeB to described MME, to judge after being authenticated for described MME
Described UE whether is allowed to access corresponding network section, wherein, described solicited message represents corresponding network section.
A kind of second aspect, there is provided network section system of selection, is applied to mobile management entity MME, including：
Network slice information is sent to user equipment (UE) by eNodeB by described MME, wherein, described network slice information
Represent the network slice type that network side is supported；
Described MME receives, from described eNodeB, the solicited message being sent by described UE, wherein, represents in described solicited message
Described UE corresponding network section, described UE selects the network accessing to cut into slices as described UE according to described network slice information and institute
The type of service stating UE itself selects to obtain；
Described MME is authenticated to described solicited message to be cut into slices with determining whether that described UE accesses corresponding network.
A kind of third aspect, there is provided UE, including：
Receiving unit, for receiving the network slice information being sent by mobile management entity MME, wherein, institute from eNodeB
State the network slice type that network slice information represents that network side is supported；
Select unit, for selecting corresponding network section according to described network slice information and the type of service of itself；
Transmitting element, for forwarding solicited message by described eNodeB to described MME, is authenticated for described MME
Access corresponding network section to determine whether described UE afterwards, wherein, described solicited message represents corresponding network section.
A kind of fourth aspect, there is provided MME, including：
Transmitting element, for network slice information being sent to user equipment (UE) by eNodeB, wherein, described network is cut
Piece information represents the network slice type that network side is supported；
Receiving unit, for receiving the solicited message being sent by described UE, wherein, described solicited message from described eNodeB
Represent that the corresponding network of described UE is cut into slices, described UE selects the network accessing to cut into slices as described UE according to described network slice information
Select to obtain with the type of service of described UE itself；
Authenticating unit, for being authenticated to described solicited message to determine whether the described UE corresponding network of access
Section.
Network section system of selection, UE, MME and system that embodiments of the invention provide, by conventional network equipment MME
The network slice type that network side is supported is sent to UE, is selected corresponding network to cut according to the type of service of itself by UE
Piece selects it is not necessary to adding new network equipment entity and achieving network section.Both new core network element NSF need not have been increased,
Also network section need not be re-started by way of redirecting, save network signaling overhead.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
The structural representation of the network section selection system that Fig. 1 provides for embodiments of the invention；
A kind of schematic flow sheet of network section system of selection that Fig. 2 provides for embodiments of the invention；
The structural representation of the UE that Fig. 3 provides for embodiments of the invention；
The structural representation of the MME that Fig. 4 provides for embodiments of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Shown in reference Fig. 1, it is network section selection system provided in an embodiment of the present invention, including：UE(user
Equipment, user equipment) 11, eNodeB (evolved node B, evolved node B) 12, MME (mobility
Management entity, mobile management entity) 13, HSS (home subscriber server, home signature user service
Device) 14, gateway 15.Network slice type can include MBB (mobile broadband, mobile broadband), IOT (internet
Of things, Internet of Things), MEC (mobile edge computing, mobile edge calculations) etc., every kind of network section has
Respective MME13 and gateway 15, UE11 selects corresponding network section according to the type of service of itself.
Network section system of selection provided in an embodiment of the present invention, UE, MME and system, will by conventional network equipment MME
The network slice type that network side is supported is sent to UE, selects corresponding network section according to the type of service of itself by UE,
Do not need to add new network equipment entity and achieve network section and select.
Embodiment 1,
The system of selection The embodiment provides a kind of network is cut into slices, shown in reference Fig. 2, including：
Network slice information is sent to eNodeB by S101, MME, and network slice information represents that the network that network side is supported is cut
Sheet type.
Specifically, MME can pass through descending S1-AP (S1application protocol, S1 Application Part agreement) message
Inform the collateral network slice type held of the eNodeB current network in its affiliated scope.
Network slice information is transmitted to UE by S102, eNodeB.
Specifically, eNodeB can be by downlink broadcast message (such as system information system message) to this
All UE radio network slice information in the range of eNodeB.
S103, UE receive network slice information.
Specifically, UE can receive above-mentioned network slice information by downlink broadcast message.
S104, UE select corresponding network section according to network slice information and the type of service of itself.
Specifically, UE supports according to network side network slice type and the type of service of itself select the net accessing
Network is cut into slices.
Solicited message is sent to eNodeB by S105, UE, and wherein, solicited message represents that the corresponding network that UE selects is cut
Piece.
Specifically, UE can initiate RRC (radio resource control, wireless heterogeneous networks) connection to eNodeB
Request (RRCConnectionRequest) message, eNodeB replys RRC connection establishment (RRCConnectionSetup) message,
Then UE sends RRC connection establishment to eNodeB and completes (RRCConnectionSetupComplete) message, carries attached simultaneously
Request (attach request) message, in attach request request message, carry solicited message.
If UE is MBB UE, UE carries corresponding network slice type in attach request request message
Slice type is MBB slice, if UE is IOT UE, the network that this UE carries in attach request request message
Slice type slice type is MTC slice.
Solicited message is transmitted to MME by S106, eNodeB.
Specifically, solicited message can be sent to by eNodeB by initializing UE message (initial UE message)
MME.
S107, MME receive solicited message from eNodeB.
Specifically, MME can receive solicited message by initializing UE message from eNodeB.
S108, MME are authenticated to solicited message to be cut into slices with determining whether that UE accesses corresponding network.
Specifically, MME can judge by the authorizing procedure between HSS to determine whether that UE accesses corresponding net
Network is cut into slices.UE is notified to set up normal network connection after authentication success.
Network side is supported by network section system of selection provided in an embodiment of the present invention by conventional network equipment MME
Network slice type is sent to UE, selects corresponding network section according to the type of service of itself it is not necessary to add new by UE
Network equipment entity achieve network section select.Both new core network element NSF need not have been increased, also need not be by redirecting
Mode re-start network section, save network signaling overhead.
Embodiment 2,
Embodiments provide a kind of UE, be applied to above-mentioned network section system of selection, shown in Fig. 1
UE11, with reference to shown in Fig. 3, this UE includes：
Receiving unit 1101, for receiving, from eNodeB, the network slice information being sent by mobile management entity MME, its
In, network slice information represents the network slice type that network side is supported；
Select unit 1102, network slice information and the type of service of itself for being received according to receiving unit 1101 are selected
Select corresponding network section；
Transmitting element 1103, for forwarding solicited message by eNodeB to MME, to judge after being authenticated for MME
UE whether is allowed to access corresponding network section, wherein, solicited message represents that the corresponding network that select unit 1102 selects is cut
Piece.
In a kind of possible design, receiving unit 1101 specifically for：Received from eNodeB by downlink broadcast message
Network slice information, network slice information is passed through S1 Application Part agreement S1-AP message for eNodeB and is received from MME.
In a kind of possible design, transmitting element 1103 specifically for：Disappeared by attach request attach request
Solicited message is sent to eNodeB by breath, for solicited message being transmitted to MME by eNodeB by initializing UE message.
Because the UE in the embodiment of the present invention can apply to above-mentioned network section system of selection, therefore, it can obtain
Technique effect also refer to said method embodiment, the embodiment of the present invention will not be described here.
It should be noted that select unit can be the processor individually set up it is also possible to be integrated in a certain of controller
Realize in individual processor, in addition it is also possible in the memorizer being stored in controller in the form of the program code, by controller certain
One processor calls and executes the function of unit selected above.Processor described here can be a central processing unit
(English full name：Central processing unit, English abbreviation：), or specific integrated circuit (English full name CPU：
Application specific integrated circuit, English abbreviation：), or be arranged to implement this ASIC
One or more integrated circuits of bright embodiment.
Embodiment 3,
Embodiments provide a kind of MME, be applied to above-mentioned network section system of selection, shown in Fig. 1
MME13, with reference to shown in Fig. 4, this MME includes：
Transmitting element 1301, for network slice information being sent to user equipment (UE) by eNodeB, wherein, network is cut
Piece information represents the network slice type that network side is supported；
Receiving unit 1302, for receiving, from eNodeB, the solicited message being sent by UE, wherein, solicited message represents UE pair
The network section answered, the network that UE selection accesses is cut into slices and is selected according to the type of service of network slice information and UE itself for UE
Arrive；
Authenticating unit 1303, the solicited message for receiving to receiving unit 1302 is authenticated to determine whether UE
Access corresponding network section.
In a kind of possible design, transmitting element 1301 specifically for：By S1 Application Part agreement S1-AP message by net
Network slice information is sent to eNodeB, for network slice information being sent to UE by eNodeB by downlink broadcast message.
In a kind of possible design, receiving unit 1302 specifically for：Received from eNodeB by initializing UE message
Solicited message, solicited message is sent to eNodeB for UE by attach request attach request message by solicited message.
Because the MME in the embodiment of the present invention can apply to above-mentioned network section system of selection, therefore, it can obtain
Technique effect also refer to said method embodiment, the embodiment of the present invention will not be described here.
It should be noted that authenticating unit can be the processor individually set up it is also possible to be integrated in a certain of controller
Realize in individual processor, in addition it is also possible in the memorizer being stored in controller in the form of the program code, by controller certain
One processor calls and executes the function of above authenticating unit.Processor described here can be a central processing unit
(English full name：Central processing unit, English abbreviation：), or specific integrated circuit (English full name CPU：
Application specific integrated circuit, English abbreviation：), or be arranged to implement this ASIC
One or more integrated circuits of bright embodiment.
It should be understood that in various embodiments of the present invention, the size of the sequence number of above-mentioned each process is not meant to execute suitable
The priority of sequence, the execution sequence of each process should be determined with its function and internal logic, and should not be to the enforcement of the embodiment of the present invention
Process constitutes any restriction.
Those of ordinary skill in the art are it is to be appreciated that combine the list of each example of the embodiments described herein description
Unit and algorithm steps, being capable of being implemented in combination in electronic hardware or computer software and electronic hardware.These functions are actually
To be executed with hardware or software mode, the application-specific depending on technical scheme and design constraint.Professional and technical personnel
Each specific application can be used different methods to realize described function, but this realization is it is not considered that exceed
The scope of the present invention.
Those skilled in the art can be understood that, for convenience and simplicity of description, the system of foregoing description,
Device and the specific work process of unit, may be referred to the corresponding process in preceding method embodiment, will not be described here.
It should be understood that disclosed system, apparatus and method in several embodiments provided herein, permissible
Realize by another way.For example, apparatus embodiments described above are only schematically, for example, described unit
Divide, only a kind of division of logic function, actual can have other dividing mode when realizing, for example multiple units or assembly
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not execute.Another, shown or
The coupling each other discussing or direct-coupling or communication connection can be by some interfaces, the indirect coupling of equipment or unit
Close or communicate to connect, can be electrical, mechanical or other forms.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.
If described function realized using in the form of SFU software functional unit and as independent production marketing or use when, permissible
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
Partly being embodied in the form of software product of part that prior art is contributed or this technical scheme, this meter
Calculation machine software product is stored in a storage medium, including some instructions with so that a computer equipment (can be individual
People's computer, server, or network equipment etc.) execution each embodiment methods described of the present invention all or part of step.
And aforesaid storage medium includes：USB flash disk, portable hard drive, read only memory (English full name:Read-only memory, English letter
Claim：ROM), random access memory (English full name：Random access memory, English abbreviation：RAM), magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by described scope of the claims.
Claims (11)
1. a kind of network section system of selection, is applied to user equipment (UE) it is characterised in that including：
Described UE receives, from eNodeB, the network slice information being sent by mobile management entity MME, wherein, described network section letter
Breath represents the network slice type that network side is supported；
Described UE selects corresponding network section according to described network slice information and the type of service of itself；
Described UE forwards solicited message by described eNodeB to described MME, to judge whether after being authenticated for described MME
Described UE is allowed to access corresponding network section, wherein, described solicited message represents corresponding network section.
2. method according to claim 1 is it is characterised in that described UE receives by mobile management entity MME from eNodeB
The network slice information sending, including：
Described UE passes through downlink broadcast message and receives described network slice information from described eNodeB, and described network slice information is
Described eNodeB is received from described MME by S1 Application Part agreement S1-AP message.
3. method according to claim 1 is it is characterised in that described UE please to described MME forwarding by described eNodeB
Seek information, including：
Described solicited message is sent to described eNodeB by attach request attach request message by UE, for by described
Described solicited message is transmitted to described MME by initializing UE message by eNodeB.
4. a kind of network section system of selection, is applied to mobile management entity MME it is characterised in that including：
Network slice information is sent to user equipment (UE) by eNodeB by described MME, and wherein, described network slice information represents
The network slice type that network side is supported；
Described MME receives, from described eNodeB, the solicited message being sent by described UE, and wherein, described solicited message represents described UE
The section of corresponding network, described UE select the network accessing cut into slices for described UE according to described network slice information and described UE from
The type of service of body selects to obtain；
Described MME is authenticated to described solicited message to be cut into slices with determining whether that described UE accesses corresponding network.
5. method according to claim 4 is it is characterised in that network slice information is sent by described MME by eNodeB
To user equipment (UE), including：
Described network slice information is sent to described eNodeB by S1 Application Part agreement S1-AP message by described MME, for by
Described network slice information is sent to described UE by downlink broadcast message by described eNodeB.
6. a kind of user equipment (UE) is it is characterised in that include：
Receiving unit, for receiving the network slice information being sent by mobile management entity MME, wherein, described net from eNodeB
Network slice information represents the network slice type that network side is supported；
Select unit, for selecting corresponding network section according to described network slice information and the type of service of itself；
Transmitting element, for by described eNodeB to described MME forward solicited message, after being authenticated for described MME with
Determine whether that described UE accesses corresponding network section, wherein, described solicited message represents corresponding network section.
7. UE according to claim 6 it is characterised in that described receiving unit specifically for：
Described network slice information is received from described eNodeB by downlink broadcast message, described network slice information is described
ENodeB is received from described MME by S1 Application Part agreement S1-AP message.
8. UE according to claim 6 it is characterised in that described transmitting element specifically for：
Described solicited message is sent to by described eNodeB by attach request Attach Request message, for by described
Described solicited message is transmitted to described MME by initializing UE message by eNodeB.
9. a kind of mobile management entity MME is it is characterised in that include：
Transmitting element, for network slice information is sent to by user equipment (UE) by eNodeB, wherein, described network section letter
Breath represents the network slice type that network side is supported；
Receiving unit, for receiving, from described eNodeB, the solicited message being sent by described UE, wherein, described solicited message represents
Described UE corresponding network section, described UE selects the network accessing to cut into slices as described UE according to described network slice information and institute
The type of service stating UE itself selects to obtain；
Authenticating unit, is cut with determining whether that described UE accesses corresponding network for authenticating to described solicited message
Piece.
10. MME according to claim 9 it is characterised in that described transmitting element specifically for：
Described network slice information is sent to by described eNodeB by S1 Application Part agreement S1-AP message, for by described
Described network slice information is sent to described UE by downlink broadcast message by eNodeB.
A kind of 11. network section selection systems are it is characterised in that the user including as any one of claim 6-8 sets
Standby UE and the mobile management entity MME as any one of claim 9-10.
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