CN107277883A

CN107277883A - Method, equipment and the system for the network routing messages cut into slices in Multi net voting

Info

Publication number: CN107277883A
Application number: CN201610218685.6A
Authority: CN
Inventors: 王胡成
Original assignee: China Academy of Telecommunications Technology CATT
Current assignee: China Academy of Telecommunications Technology CATT
Priority date: 2016-04-08
Filing date: 2016-04-08
Publication date: 2017-10-20
Also published as: CN110401972A; CN110401972B

Abstract

The invention provides a kind of method, equipment and the system of the network routing messages cut into slices in Multi net voting, this method includes：Message routing functionality receives message, parses the relevant information of the affiliated terminal of the message and the type of message of the message；The message routing functionality determines the purpose network information of the message according to the relevant information and the type of message of the affiliated terminal of the message；The message routing functionality carries out the route of the message according to the purpose network information for determining to obtain.

Description

Method, equipment and the system for the network routing messages cut into slices in Multi net voting

Technical field

The present invention relates to communication technical field, more particularly to a kind of network routing messages cut into slices in Multi net voting Method, equipment and system.

Background technology

The network application for supporting more to enrich is needed in next generation mobile communication network, various scenes are adapted to Business demand, meets the service performance requirements of different user, supports various types of equipment accesses.Variation Business demand to each side such as the mobile management of network, bandwidth demand, service quality and safety, charging Face is proposed different demands.Operator is to support diversified business demand, while in order to reduce network Cost, the flexibility of raising network management and the network resource availability built and runed, it is mobile in the next generation Propose to support certain types of communication service, each network using one " network section " in communication network Network function in section is the combination of the certain logic network function for specific business demand.Next In third generation mobile communication network system, to make a terminal user while obtaining multiple business, it is allowed to which user is not It is respectively connected to business in each different network sections.

Network section (Slice) is defined as follows：Network is cut into slices by up of three layers：Srvice instance layer, network Instance layer of cutting into slices and resource layer.As shown in figure 1, being described below to above-mentioned three layers：(1), srvice instance layer What is represented is the business (end-user service or commercial occupation) supported.Each srvice instance represents a business. In general, business can be provided by Virtual network operator or third party.Therefore, srvice instance can represent operator The business that business or third party provide.(2) network needed for, network section example provides it to srvice instance is special Levy.Multiple srvice instance that Virtual network operator is provided can share a network section example.Network section example 0, one or more subnet examples are potentially included, these subnet examples may be by other networks section example It is shared.Subnet example is made up of one group of network function, and these network functions are run on physical/logical resource. (3), resource layer includes physical resource and logical resource.Wherein physical resource is computer, storage and transmission The set of resource (including wireless access).Logical resource is the physical resource specially divided for network function, Or the physical resource shared by one group of network function.Each network section includes the set of logical network function, The traffic demands of special scenes are supported in the set.Logic function can be location management function, switching control Function processed, conversation management functional etc..The business provided of being cut into slices according to network is different, includes in network section Specific logic function is different, for example, support the section of mobile broadband service to need to support above-mentioned three kinds of functions, and The section of internet of things service is supported not need support position management function and switching control function.

At present in 3GPP TR 23.799, the mode that the slicing mode of network and accessing terminal to network are cut into slices It is classified, mainly there is following several：

A classes (Group A)：In such network section, terminal is cut into slices and different from different networks Core net example in obtain different services, be completely independent between these different networks sections, including only Vertical signing management and mobile management.This slicing mode may eat dishes without rice or wine and cause more in network Signaling consumption, but can easily realize and ensure the isolation between network section, referring to Fig. 2A.

B classes (Group B)：In such network section, some of which network function is by multiple networks Section is shared, and other network functions are independently located in each network section, referring to Fig. 2 B.

C classes (Group C)：Such its shared chain of command function of network section, and user plane independent bits In the section of respective network, referring to Fig. 2 C.

In LTE (Long Term Evolution, Long Term Evolution) network, NAS (Non-Access Stratum) message It is the interaction signaling between UE and the MME (mobility management entity) of core net, is mainly used in mobility Management and connection management, mobility management process specifically include the attachment of terminal, location updating, service request, PDN (packet data network) connection foundation/modification/deletions etc..UE is transparent by all up NAS messages It is encapsulated in RRC (radio resource control) message and is sent to eNB (base station), is then led to by eNB Cross S1-AP message and be forwarded to MME；It is also to be encapsulated in S1-AP when MME sends descending NAS message ENB is sent in message, UE is then forwarded to by RRC information.

Because in LTE system, chain of command function (such as mobile management and connection management) is all deployed in MME Therefore NAS/AS signalings need to only terminate in MME physically, and UE is only serviced by a MME, On, related news are then handled by MME inside realization.

However, prior art does not discuss that terminal accesses the routing issue of upstream message when multiple networks are cut into slices. In network section scene, network-based control face function be not deployed in single entities, or even is serviced simultaneously How just UE chain of command function under section network scenarios more, exists not in identical network section Really it route the problem of NAS or AS (Access Layer) message are to correct network function.

The content of the invention

In view of above-mentioned technical problem, the present invention provides a kind of side for the network routing messages cut into slices in Multi net voting Method, equipment and system so that message routing functionality be able to will disappear according to the relevant information and type of message of terminal Breath is routed to suitable purpose network section and/or purpose network function, solves the multiple networks of terminal access and cuts The routing issue of message during piece.

One side according to embodiments of the invention is route there is provided a kind of in the network that Multi net voting is cut into slices The method of message, methods described includes：

Message routing functionality receives message, parses the relevant information and the message of the affiliated terminal of the message Type of message；

The message routing functionality is according to the relevant information and the type of message of the affiliated terminal of the message, really The purpose network information of the fixed message；

The message routing functionality carries out the route of the message according to the purpose network information for determining to obtain.

Alternatively, the message routing functionality is according to the relevant information and the type of message of the terminal, really The purpose network information of the fixed message, including：

The message routing functionality is according to the relevant information and the type of message of the terminal, index messages road By context, the corresponding purpose network section of the purpose network information and/or the purpose network work(of the message are determined Can, wherein, the corresponding relation of message and purpose network is included in the message routing context.

Alternatively, the relevant information of the terminal includes following one or more：

Identification information；

The link information of terminal；And

The mark for the purpose network section that terminal is accessed；

Wherein, the identification information includes temporary mark or signatory mark；

The link information of the terminal includes：The mark of selected purpose network section during session establishment, or By the session identification of network allocation after session establishment.

Alternatively, when the message is Attach Request message, in the message routing functionality according to the end The relevant information at end and the type of message, index messages routing context determine the purpose net of the message Before network section and/or purpose network function, methods described also includes：

The Attach Request message is routed to access control function by the message routing functionality；

The message routing functionality is that the terminal is created in message route after attach request is received by network Hereafter.

Alternatively, when the message is other mobile management message of non-attach request, the message road By identification information and the type of message of the function according to the affiliated terminal, index messages routing context, Determine the section of purpose network and/or the purpose network function of the message.

Alternatively, when the message is session establishment request message, the message routing functionality is according to described The relevant information of terminal and the type of message, index messages routing context determine the purpose of the message Network is cut into slices and/or purpose network function, including：

The message routing functionality sends section selection request to section selection function；

The message routing functionality receives the section of purpose network and/or the purpose net of the section selection function feedback The result of network function selection；

The message routing functionality is cut into slices according to the network and/or the result of network function selection updates the end The message routing context at end.

Alternatively, further comprise：

After session establishment, the session identification of application target network section distribution updates the message routing functionality Message routing context.

Alternatively, when the message is that non-session sets up other session management messages of request, the message Routing function is according to the link information and the type of message of the affiliated terminal, index messages routing context, Determine the section of purpose network and/or the purpose network function of the message.

Alternatively, the message contains Attach Request message and session establishment request message, the message road Message is received by function, the relevant information of the affiliated terminal of the message and the type of message of the message is parsed, Including：

The message routing functionality parses the message, parses Attach Request message, session establishment request and disappears The type of message of breath, the relevant information of the affiliated terminal of the message and the message；

The message routing functionality is according to the relevant information and the type of message of the affiliated terminal of the message, really The purpose network section of the fixed message and/or purpose network function, including：

The Attach Request message is sent to access control function by the message routing functionality, completes access control The message routing context of the terminal is created after process processed；

The result that the message routing functionality is cut into slices according to the network and network function is selected updates the terminal Message routing context.

Alternatively, methods described also includes：

When all session connections set up in network section are in inactive, the message routing functionality will The related list item of network section described in the message routing context of the network section is set to inactive.

Alternatively, network described in the message routing context that the message routing functionality cuts into slices the network The related list item of section is set to inactive, including：

The message routing functionality receives the routing context renewal request that network section is sent, and the network is cut All session connections set up in piece are in inactive；

The message routing functionality updates request according to the routing context and updates the message that the network is cut into slices Routing context, and the related list item of the section of network described in the message routing context is set to inactive.

Alternatively, methods described also includes：

When terminal switches, the message routing functionality is not sent to inactive by related message is switched Network section.

Alternatively, the message routing context includes following one or more：Terminal is sent to disappearing for core net Breath type, access network are sent to the type of message of core net, the relevant information of terminal and various types of message Purpose network section mark and purpose network function mark.

According to another aspect of the present invention, a kind of network routing messages cut into slices in Multi net voting are additionally provided Method, methods described includes：

Selection function of cutting into slices receives the section selection request that message routing functionality is sent；

The section selection function selects request selecting network to cut into slices according to the section；

The section selection function sends network function selection to selected network section and asked；

The knot that the section selection function is cut into slices to the message routing functionality feedback network and network function is selected Really.

Alternatively, relevant information, the current location of terminal of terminal are carried in the section selection is asked During with type of message, the section selection function selects request selecting network to cut into slices according to the section, including：

The section selection function obtains the signing information of the terminal；

The section selection function is according to the signing information of the terminal, the relevant information of the terminal and described The current location of terminal and/or the type of message select network to cut into slices.

Alternatively, the relevant information and the terminal of the terminal are carried in the network function selection request Current location and/or the type of message.

According to an additional aspect of the present invention, a kind of message routing functionality is additionally provided, the message route work( It can include：

Parsing module, for receiving message, parses the relevant information of the affiliated terminal of the message and described disappears The type of message of breath；

Processing module, for the relevant information and the type of message according to the affiliated terminal of the message, it is determined that The purpose network information of the message；

First routing module, the road for carrying out the message according to the purpose network information for determining to obtain By.

Alternatively, the processing module is further used for：

According to the relevant information of the terminal and the type of message, index messages routing context determines institute The corresponding purpose network section of the purpose network information and/or the purpose network function of message are stated, wherein, it is described to disappear Include the corresponding relation of message and purpose network in breath routing context.

Identification information；

The link information of terminal；And

The mark for the purpose network section that terminal is accessed；

Alternatively, when the message is Attach Request message, the message routing functionality also includes：

Secondary route module, for the Attach Request message to be routed into access control function；

Creation module, for after attach request is received by network, being that the terminal is created above and below message route Text.

Alternatively, when the message is other mobile management message of non-attach request, the processing mould Block is further used for：According to the identification information and the type of message of the affiliated terminal, index messages route Context, determines the section of purpose network and/or the purpose network function of the message.

Alternatively, when the message is session establishment request message, the processing module is further used for： Section selection request is sent to section selection function；The purpose network for receiving the section selection function feedback is cut Piece and/or the result of purpose network function selection；The result selected with network function is cut into slices according to the network more The message routing context of the new terminal.

Alternatively, the processing module is additionally operable to：After session establishment, the section of application target network is distributed Session identification new information routing context.

Alternatively, when the message is that non-session sets up other session management messages of request, the processing Module is further used for：According to the link information and the type of message of the affiliated terminal, index messages road By context, the section of purpose network and/or the purpose network function of the message are determined.

Alternatively, the message contains Attach Request message and session establishment request message, the parsing mould Block is further used for：The message is parsed, Attach Request message, session establishment request message, institute is parsed State the relevant information of the affiliated terminal of message and the type of message of the message；

The processing module is further used for：The Attach Request message is sent to access control function, it is complete The message routing context of the terminal is created after into Access Control process；Section selection request is sent to section Selection function；Receive the section of purpose network and/or the selection of purpose network function of the section selection function feedback Result；Updated according to the result that the network is cut into slices and network function is selected in the message route of the terminal Hereafter.

Alternatively, the message routing functionality also includes：

Setup module, when all session connections for being set up in being cut into slices when network are in inactive, by institute State the related list item of network section described in the message routing context of network section and be set to inactive.

Alternatively, the setup module, is further used for：Receive the routing context of network section transmission more New request, all session connections set up in the network section are in inactive；According in the route The message routing context that request updates the network section is hereafter updated, and in the message routing context The related list item of the network section is set to inactive.

Alternatively, first routing module is additionally operable to：When terminal switches, related disappear will be switched Breath is not sent to the network section of inactive.

According to the another aspect of the embodiment of the present invention, a kind of section selection function, the section are additionally provided Selection function includes：

Receiving module, the section for receiving message routing functionality transmission selects request；

Selecting module, for selecting request selecting network to cut into slices according to the section；

Sending module, is asked for sending network function selection to selected network section；

Feedback module, for the result cut into slices to the message routing functionality feedback network and network function is selected.

Alternatively, relevant information, the current location of terminal of terminal are carried in the section selection is asked During with type of message, the selecting module is further used for：Obtain the signing information of the terminal；According to institute State signing information, the current location of the relevant information of the terminal and the terminal and/or the message of terminal Type selects the network to cut into slices.

According to the another aspect of the embodiment of the present invention, a kind of network Road cut into slices in Multi net voting is additionally provided By the system of message, including：

Message routing functionality, for receiving message, parses relevant information and the institute of the affiliated terminal of the message State the type of message of message；

The message routing functionality, is additionally operable to the relevant information and the message according to the affiliated terminal of the message Type, determines the purpose network information of the message；

The message routing functionality, is additionally operable to disappear according to being carried out the purpose network information for determining to obtain The route of breath；

Section selection function, the section for receiving message routing functionality transmission selects request；

The section selection function, is additionally operable to select the section of request selecting network according to the section；

The section selection function, is additionally operable to send network function selection request to selected network section；

The section selection function, is additionally operable to message routing functionality feedback network section and network function The result of selection.

A technical scheme in above-mentioned technology has the following advantages that or beneficial effect：Message routing functionality can According to the relevant information and type of message of the affiliated terminal of message, the purpose network function of message is determined, that is, Suitable purpose network section and/or purpose network function can be routed messages to, terminal access is solved many The routing issue of upstream message during individual network section.

Brief description of the drawings

The schematic diagram that Fig. 1 cuts into slices for network in the prior art；

The signal for the mode that Fig. 2A~2C cuts into slices for the slicing mode of network in the prior art and accessing terminal to network Figure；

Fig. 3 is the network function schematic diagram in embodiments of the invention in shared network section；

Fig. 4 is the flow of the method for the network routing messages of Multi net voting section in the first embodiment of the present invention Schematic diagram；

Fig. 5 is the establishment process schematic of message routing context in the second embodiment of the present invention；

Fig. 6 causes the updated of message routing context for session connection new in the third embodiment of the present invention Journey schematic diagram；

Fig. 7 is the attaching process of carrying conversation establishing request in the fourth embodiment of the present invention in message route Renewal schematic diagram hereafter；

Fig. 8 be the fifth embodiment of the present invention according to message routing context carry out RAN (access network) side The schematic diagram of request message route；

Fig. 9 is renewal schematic diagram of the session teardown in the sixth embodiment of the present invention to message routing context；

Figure 10 is the flow of the method for the network routing messages of Multi net voting section in the seventh embodiment of the present invention Schematic diagram；

Figure 11 is the schematic diagram of message routing functionality in the eighth embodiment of the present invention；

Figure 12 is the schematic diagram of message routing functionality in the ninth embodiment of the present invention；

Figure 13 is the schematic diagram of section selection function in the tenth embodiment of the present invention；

Figure 14 is the schematic diagram of section selection function in the 11st embodiment of the present invention.

Embodiment

After physical network is sliced, whole carrier network will be made up of multiple virtual networks, therefore, when Accessing terminal to network is simultaneously sent after NAS (Non-Access Stratum) request message, and how network faces are by NAS message The problem of being correctly routed on suitable network function, when same network receives AS (Access Layer) message, There is also same problem.In order to solve the above-mentioned technical problem, the embodiment of the present invention provides one kind and cut in Multi net voting Method, equipment and the system of the network routing messages of piece, message routing functionality can be according to belonging to message eventually The relevant information and type of message at end, determine that the purpose network function of message solves terminal and accesses multiple networks The routing issue of upstream message during section.

The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although being shown in accompanying drawing The exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure without should be by Embodiments set forth here is limited.It is opposite to be able to be best understood from this there is provided these embodiments It is open, and can by the scope of the present disclosure completely convey to those skilled in the art.

Referring to Fig. 3, (for example cut into slices for many section networks including network section x, network section y and network Z), it is defined between access network and core net and at least there is following network function：Message routing functionality (message Routing function) and section selection function (Slice Selection), wherein：

Message routing functionality, for determining the purpose network function of message and carrying out message forwarding.Alternatively, The message routing functionality can be carried out with index messages routing context above and below message forwarding, above-mentioned message route The corresponding relation of message and purpose network can be included in text, for example, including in message routing context The information of the purpose network function of the different messages of different UE (terminal) is, it is necessary to explanation, message route Function can also obtain the relevant information of purpose network function by other means to carry out message forwarding.Need It is bright, alternatively, complete after the section of purpose network and/or the selection of purpose network function, message route work( With new information routing context, the corresponding relation of message and purpose network function can be write.

Section selection function, for completing the selection of purpose network section and the selection of purpose network function.

First embodiment

Referring to Fig. 4, the flow of the method for the network routing messages cut into slices in Multi net voting is shown in figure, specifically Step is as follows：

Step S401, message routing functionality receive message, parse the relevant information of the affiliated terminal of outbound message and disappear The type of message of breath.

Above-mentioned message can be NAS message or AS message, and such as message can be that attachment please Ask message, session establishment request message or carry the Attach Request message of session establishment request, certainly It is not limited to this.

The relevant information of above-mentioned terminal can include following one or more：Identification information (including temporary mark Or signatory mark), the link information of terminal (including：The mark of selected purpose network section during session establishment Know, or by the session identification of network allocation after session establishment) and terminal accessed purpose network section Mark.Above-mentioned type of message is sent to disappearing for core net including the type of message and access network that terminal is sent to core net Type is ceased, this is also not limited to certainly.

Step S402, message routing functionality according to the relevant information and type of message of the affiliated terminal of message, it is determined that The purpose network information of message.

Alternatively, message routing functionality can determine the purpose network work(of message according to message routing context Can, the letter of the purpose network function of the different messages of different terminals (UE) is contained in message routing context Breath.Specifically, the relevant information and type of message of message routing functionality terminal belonging to, index messages road By context, the corresponding purpose network section of the purpose network information and/or the purpose network function of message are determined.

In a kind of alternative of the present embodiment, by the relevant information and type of message of terminal from message road Matching obtains the purpose network function of the message in context, then according to obtained purpose network function Address carries out message route, solves the routing issue that terminal accesses upstream message when multiple networks are cut into slices. For example：When message is other mobile management message of non-attach request, message routing functionality is according to described The identification information and type of message of affiliated terminal, index messages routing context determine the purpose of the message Network is cut into slices and/or purpose network function.In another example：When message is other mobility that non-session sets up request When managing message, the link information and the type of message of message routing functionality terminal belonging to, index disappear Routing context is ceased, the section of purpose network and/or the purpose network function of message is determined.

Alternatively, above-mentioned message routing context includes following one or more：Terminal is sent to disappearing for core net Breath type, access network are sent to the type of message of core net, the relevant information of terminal and various types of message Purpose network section mark and purpose network function mark.

In the present embodiment, message routing context can be used for routeing receive up by message routing functionality Message, it is mainly made up of two parts：

The message routing context of A.Per UE (each terminal) granularity

The message routing context of B.Per UE (each terminal) per slice (each network section) granularity

Step S403, the purpose network information obtained according to determination carry out message route.

In the above-mentioned technical solutions, message routing functionality according to the relevant information of the affiliated terminal of message and can disappear Type is ceased, the section of purpose network and/or the purpose network function of message are determined, so that it is more to solve terminal access The routing issue of upstream message during individual network section.

Second embodiment

On the basis of above-mentioned first embodiment, in the present embodiment, when message is Attach Request message, Above and below the relevant information and the type of message of message routing functionality terminal belonging to, index messages route Before text, the section of purpose network and/or the purpose network function that determine message, method also includes：Message is route Function routes messages to access control function；Message routing functionality is after attach request is received by network Terminal creates message routing context.

Referring to Fig. 5, the establishment process schematic of message routing context is shown in figure, is comprised the following steps that：

Step S501, terminal (UE) initiate attach request, and the attach request is received by message routing functionality.

Step S502, message routing functionality parsing message header, obtain the mark of type of message and terminal, when for Adhere to message, then give tacit consent to and attach request is routed to access control function.

Step S503, access control function perform the authentication to terminal, when authentication passes through, then send attached And accept message to message routing functionality, access control function possibly also sends location registration request in place in addition Management function is put to carry out location updating.

Step S504, message routing functionality create UE message routing context according to attachment received message, Message routing context includes each UE message routing context.

It should be noted that other guide is identical with the content described in first embodiment in the present embodiment, This no longer applies and stated.

In the above-mentioned technical solutions, message routing functionality according to the relevant information of the affiliated terminal of message and can disappear Type is ceased, the purpose network function of message is determined, so as to solve upper when the multiple networks of terminal access are cut into slices The routing issue of row message.

3rd embodiment

On the basis of first embodiment, in the present embodiment, when message is session establishment request message, Message routing functionality send section selection request (for example the mark including terminal, type of message, terminal work as Front position etc.) arrive section selection function；Message routing functionality receives the purpose network of section selection function feedback Result (such as mark, the mark of network function including network section of section and/or the selection of purpose network function Know etc.)；The message for the result more new terminal that message routing functionality is cut into slices according to network and network function is selected is route Context；The relevant information and the type of message of message routing functionality terminal belonging to, after index upgrade Message routing context, determine message purpose network section and/or purpose network function.

Specifically, in the present embodiment, when new session connection is set up in UE requests, when newly-built session connection It will be serviced by new network slice or new purpose network function, then message routing context will occur Update.

Referring to Fig. 6, show that new session connection causes the renewal process of message routing context in figure, specifically Step is as follows：

Step S601, UE initiates session establishment request, and type of message, example are carried in session establishment request Such as application ID (request mark).

Step S602, message routing functionality parsing message header obtain type of message, and obtain the mark of terminal And positional information.

Step S603, no related route in type of message is session establishment request and message routing context Item or route entry failure or expired, then message routing functionality transmission section selection are asked to selection function of cutting into slices, The mark (UE ID) of carried terminal, the current location (Location) of terminal and disappear in section selection request Cease type (such as application ID).

Step S604, section selection function obtain the signing information of terminal, according to signing information, the phase of terminal Information (the type, mobility model such as terminal) is closed, and the current location of terminal and type of message come Select network section.

Step S605, section selection function are cut into slices according to selected network, send network function selection request, The current location of carried terminal and type of message.

Current location and type of message selected network function that step S606, selected network are cut into slices according to terminal And respond, such as network function mark (NF ID) is carried in response message.

Step S607, section selection function (Slice Selection) are selected to message routing functionality feedback section The result selected with network function, including section mark (Slice ID) and network function mark (NF ID).

The message routing context for the content update UE that step S608, message routing functionality are responded according to section (Updating the route context of the UE), and the section of purpose network is placed in movable (active) shape State

Step S609, message routing functionality are sent a message in purpose section according to message routing context Purpose network function；

Step S610, purpose section complete session establishment process, and return to response message to message routing functionality, And the section of purpose network may request message routing function renewal routing context, the newly-established session of write-in Mark, i.e. session ID.

Step S611, message routing functionality return to session establishment response message to terminal.

Fourth embodiment

On the basis of first embodiment, in the present embodiment, message can include：Attach Request message and Session establishment is asked, correspondingly, message routing functionality parsing message, parses Attach Request message, session Set up the relevant information of the affiliated terminal of request message, message and the type of message of message；Message routing functionality will Attach Request message is sent to access control function, completes to create the message of the terminal after Access Control process Routing context；Then before message routing functionality sends session establishment request, it can perform the above-mentioned 3rd real Apply the section of selection network and the process of purpose network function of example, and the message routing context of more new terminal.

Specifically, when carrying session establishment request in Attach Request message simultaneously, then message routing functionality should Attach request and session establishment request can be separated, so as to carry out UE authentication first, after again It is attached foundation.

Referring to Fig. 7, show the attaching process for carrying conversation establishing request to message routing context more in figure New process, is comprised the following steps that：

Step S701, UE is initiated to carry the Attach Request message of session establishment request, message routing functionality solution Message is analysed, Attach Request message and session establishment request message is obtained.

Attach request is sent to access control function (Admission by step S702, message routing functionality Control), the message routing context of establishment terminal after Access Control process is completed.

Step S703, message routing functionality are sent before session establishment request, perform the selection net of 3rd embodiment The process that network is cut into slices with purpose network function, and the routing context of more new terminal.

Step S704, message routing functionality forwarding session establishment request, complete session establishment process.

5th embodiment

On the basis of first embodiment, in the present embodiment, when all sessions set up in network section connect When connecing in inactive, message routing functionality cuts into slices network in the message routing context of message related List item is set to inactive.

Specifically, asked using handover request or routing update as exemplified by the request message of RAN sides, message road Message route can be carried out according to the routing context created by function.

Referring to Fig. 8, shown in figure and RAN (access network) side request message is carried out according to message routing context Routing procedure, is comprised the following steps that：

Step S801, RAN sends RAN sides request message, such as handover request message to CN (core net) Or path handover request message.

Step S802, message routing functionality parsing message and query messages routing context, in context The section being active, forwarding RAN sides request message, for example, be forwarded to the network being active Cut into slices x, for the section in inactive state, is forwarded without message, for example, does not forward the messages to place In the network section y of inactive state.

Step S803, complete after switching, when the network function of service UE in network cuts into slices x changes, then net Network section x needs request message routing function to update the message routing context of the UE.

Sixth embodiment

On the basis of first embodiment, in the present embodiment, when owning that UE is set up in certain network is cut into slices When session is all completely released or the interface-free resources of all sessions are all released, network section should ask to disappear Breath routing function goes to update routing context, above and below message route related to the section in routing context Literary (Ctx) list item is set to inactive (inactive) state, as shown in Figure 9.Further, for non-live The routing context of Dynamic Slicing can start after timer, timer expiry, by the related route of the section Context is set to failure (invalid).

When message routing functionality is inquired in the routing context list item of failure, it is necessary to inquire about purpose net again Network function simultaneously updates.

7th embodiment

Referring to Figure 10, a kind of method for the network routing messages cut into slices in Multi net voting is shown in figure, specifically Step is as follows：

Step S1001, section selection function receive the section selection request that message routing functionality is sent.

Step S1002, section selection function select request selecting network to cut into slices according to the section.

Alternatively, the relevant information of terminal, the current location of terminal are carried in section selection is asked and disappeared When ceasing type, section selection function obtains the signing information of the terminal；Selection function of cutting into slices is according to terminal Signing information, the current location of the relevant information of terminal and the terminal and/or type of message select network to cut Piece.

Step S1003, section selection function send network function selection to selected network section and asked.

Alternatively, the relevant information of terminal and the present bit of the terminal are carried in network function selection request Put and/or type of message.

Step S1004, section selection function are selected to the section of message routing functionality feedback network and network function As a result.

In the above-mentioned technical solutions, section selection function is cut into slices and network work(to message routing functionality feedback network Can selection result so that message routing functionality can be according to the relevant information and message class of the affiliated terminal of message Type, determines the purpose network function of message, so that solve when terminal accesses the section of multiple networks up disappears The routing issue of breath.

8th embodiment

Referring to Figure 11, a kind of message routing functionality is shown in figure, the message routing functionality includes：

Parsing module 1101, for receiving message, parses relevant information and the institute of the affiliated terminal of the message State the type of message of message；

Processing module 1102, for the relevant information and the type of message according to the affiliated terminal of the message, Determine the purpose network information of the message；

First routing module 1103, for carrying out the message according to the purpose network information for determining to obtain Route.

Alternatively, in the present embodiment, the processing module is further used for：

According to the relevant information of the terminal and the type of message, index messages routing context determines institute The section of purpose network and/or the purpose network function of message are stated, wherein, included in the message routing context There is the corresponding relation of message and purpose network.

Alternatively, in the present embodiment, the relevant information of terminal includes following one or more：

Identification information；

The link information of terminal；And

The mark for the purpose network section that terminal is accessed；

Alternatively, in the present embodiment, when the message is Attach Request message, the message route work( Can also it include：

Alternatively, in the present embodiment, when other mobile management message that the message is non-attach request When, the processing module is further used for：According to the identification information and the type of message of the affiliated terminal, Index messages routing context, determines the section of purpose network and/or the purpose network function of the message.

Alternatively, in the present embodiment, when the message is session establishment request message, the processing mould Block is further used for：Section selection request is sent to section selection function；Receive the section selection function anti- The purpose network section of feedback and/or the result of purpose network function selection；According to network section and network work( The result that can be selected updates the message routing context of the terminal；According to the relevant information of the terminal and institute State type of message, the message routing context after index upgrade, determine the message purpose network section and/ Or purpose network function.

Alternatively, in the present embodiment, the processing module is additionally operable to：After session establishment, application target The session identification new information routing context of network section distribution.

Alternatively, in the present embodiment, when the message is other mobile management that non-session sets up request During message, the processing module is further used for：According to the link information and the message of the affiliated terminal Type, index messages routing context determines the section of purpose network and/or the purpose network function of the message.

Alternatively, in the present embodiment, the message contains Attach Request message and session establishment request disappears Breath, the parsing module is further used for：The message is parsed, Attach Request message, session is parsed and builds The type of message of vertical request message, the relevant information of the affiliated terminal of the message and the message；

The processing module is further used for：The Attach Request message is sent to access control function, it is complete The message routing context of the terminal is created after into Access Control process；Section selection request is sent to section Selection function；Receive the section of purpose network and/or the selection of purpose network function of the section selection function feedback Result；Updated according to the result that the network is cut into slices and network function is selected in the message route of the terminal Hereafter；According to the relevant information of the terminal and the type of message, above and below the message route after index upgrade Text, determines the section of purpose network and/or the purpose network function of the message.

Alternatively, the message routing functionality also includes in the present embodiment：

Alternatively, the setup module in the present embodiment, is further used for：Receive what network section was sent Routing context updates request, and all session connections set up in the network section are in inactive；Root The message routing context that request updates the network section, and the message are updated according to the routing context The related list item of the section of network described in routing context is set to inactive.

Alternatively, first routing module is additionally operable in the present embodiment：, will when terminal switches The related message of switching is not sent to the network section of inactive.

Alternatively, the message routing context includes following one or more in the present embodiment：Terminal is sent out It is sent to the type of message of core net toward the type of message of core net, access network, the relevant information of terminal and each The purpose network section mark and purpose network function mark of the message of type.

9th embodiment

Referring to Figure 12, a kind of message routing functionality is shown in figure, including：

First processor 1200, for reading the program in first memory 1220, performs following process：Connect Message is received, the relevant information of the affiliated terminal of the message and the type of message of the message is parsed；According to institute The relevant information and the type of message of the affiliated terminal of message are stated, the purpose network information of the message is determined； The route of the message is carried out according to the purpose network information for determining to obtain；

First transceiver 1210, for data to be received and sent under the control of first processor 1200.

Alternatively, first processor 1200, are additionally operable to：According to the relevant information of the terminal and the message Type, index messages routing context determines the section of purpose network and/or the purpose network function of the message, Wherein, the corresponding relation of message and purpose network is included in the message routing context.

When the message is Attach Request message, alternatively, first processor 1200 is additionally operable to：By institute State Attach Request message and be routed to access control function；It is the terminal after attach request is received by network Create message routing context.

When the message is session establishment request message, alternatively, first processor 1200 is additionally operable to： Section selection request is sent to section selection function；The purpose network for receiving the section selection function feedback is cut Piece and/or the result of purpose network function selection；The result selected with network function is cut into slices according to the network more The message routing context of the new terminal；According to the relevant information of the terminal and the type of message, rope Draw the message routing context after updating, determine the section of purpose network and/or the purpose network function of the message.

Alternatively, the message contains Attach Request message and session establishment request message, first processor 1200, it is additionally operable to：The message is parsed, Attach Request message, session establishment request message, institute is parsed State the relevant information of the affiliated terminal of message and the type of message of the message；

First processor 1200, is additionally operable to：The Attach Request message is sent to access control function, it is complete The message routing context of the terminal is created after into Access Control process；Section selection request is sent to section Selection function；Receive the section of purpose network and/or the selection of purpose network function of the section selection function feedback Result；Updated according to the result that the network is cut into slices and network function is selected in the message route of the terminal Hereafter；According to the relevant information of the terminal and the type of message, above and below the message route after index upgrade Text, determines the section of purpose network and/or the purpose network function of the message.

Alternatively, first processor 1200, are additionally operable to：At all session connections set up in network section When inactive, the related list item of the section of network described in the message routing context that the network is cut into slices It is set to inactive.

Alternatively, first processor 1200, are additionally operable to：Receive the routing context renewal that network section is sent Request, all session connections set up in the network section are in inactive；Above and below the route Text updates the message routing context that request updates the network section, and institute in the message routing context State the related list item of network section and be set to inactive.

Alternatively, first processor 1200, are additionally operable to：When terminal switches, related disappear will be switched Breath is not sent to the network section of inactive.

Alternatively, the message routing context includes following one or more：Terminal is sent to disappearing for core net Breath type, access network are sent to the type of message of core net, and the purpose network of various types of message is cut into slices Mark and purpose network function mark.

Wherein, in fig. 12, bus architecture can include any number of interconnection bus and bridge, specifically by The memory that the one or more processors and first memory 1220 that first processor 1200 is represented are represented Various circuits are linked together.Bus architecture can also be by such as ancillary equipment, voltage-stablizer and power management electricity Various other circuits on road or the like are linked together, and these are all it is known in the art, therefore, herein No longer it is described further.EBI provides interface.First transceiver 1210 can be multiple members Part, i.e., including transmitter and transceiver, there is provided the list for being communicated over a transmission medium with various other devices Member.First processor 1200 is responsible for bus architecture and common processing, and first memory 1220 can be with Store the used data when performing operation of first processor 1200.

First processor 1200 is responsible for bus architecture and common processing, and first memory 1220 can be with Store the used data when performing operation of first processor 1200.

Tenth embodiment

Referring to Figure 13, a kind of section selection function is shown in figure, the section selection function includes：

Receiving module 1301, the section for receiving message routing functionality transmission selects request；

Selecting module 1302, for selecting request selecting network to cut into slices according to the section；

Sending module 1303, is asked for sending network function selection to selected network section；

Feedback module 1304, for cutting into slices what is selected with network function to the message routing functionality feedback network As a result.

In the above-mentioned technical solutions, section selection function is cut into slices and network work(to message routing functionality feedback network Can selection result so that message routing functionality can be according to the relevant information and message class of the affiliated terminal of message Type, determines the section of purpose network and/or the purpose network function of message, so that solving terminal accesses multiple nets The routing issue of upstream message when network is cut into slices.

11st embodiment

Referring to Figure 14, a kind of section selection function is shown in figure, the section selection function includes：

Second processor 1400, for reading the program in second memory 1420, performs following process：Connect Receive the section selection request that message routing functionality is sent；The section of request selecting network is selected according to the section； Network function selection request is sent to selected network section；Cut into slices to the message routing functionality feedback network The result selected with network function.

Second transceiver 1410, for data to be received and sent under the control of second processor 1400.

Wherein, in fig. 14, bus architecture can include any number of interconnection bus and bridge, specifically by The memory that the one or more processors and second memory 1420 that second processor 1400 is represented are represented Various circuits are linked together.Bus architecture can also be by such as ancillary equipment, voltage-stablizer and power management electricity Various other circuits on road or the like are linked together, and these are all it is known in the art, therefore, herein No longer it is described further.EBI provides interface.Second transceiver 1410 can be multiple members Part, i.e., including transmitter and transceiver, there is provided the list for being communicated over a transmission medium with various other devices Member.Second processor 1400 is responsible for bus architecture and common processing, and second memory 1420 can be with Store the used data when performing operation of second processor 1400.

Second processor 1400 is responsible for bus architecture and common processing, and second memory 1420 can be with Store the used data when performing operation of second processor 1400.

12nd embodiment

A kind of system for the network routing messages cut into slices in Multi net voting is provided in the present embodiment, including：

It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text means and real Apply the relevant special characteristic of example, structure or characteristic include at least one embodiment of the present invention in.Therefore, " in one embodiment " or " in one embodiment " occurred everywhere in entire disclosure not necessarily refers to Identical embodiment.In addition, these specific feature, structure or characteristics can be combined in any suitable manner In one or more embodiments.

In various embodiments of the present invention, it should be appreciated that the size of the sequence number of above-mentioned each process is not meant to The priority of execution sequence, the execution sequence of each process should be determined with its function and internal logic, without tackling this The implementation process of inventive embodiments constitutes any limit

In addition, the terms " system " and " network " are often used interchangeably herein.

It should be understood that the terms "and/or", only a kind of incidence relation for describing affiliated partner, table Show there may be three kinds of relations, for example, A and/or B, can be represented：Individualism A, at the same exist A and These three situations of B, individualism B.In addition, character "/" herein, typicallying represent forward-backward correlation object is A kind of relation of "or".

In embodiment provided herein, it should be appreciated that " B " corresponding with A represents that B is associated with A, B can be determined according to A.It is also to be understood that determine that B is not meant to determine B only according to A according to A, B can also be determined according to A and/or other information.

, can be with several embodiments provided herein, it should be understood that disclosed method and apparatus Realize by another way.For example, device embodiment described above is only schematical, for example, The division of the unit, only a kind of division of logic function, can there is other division side when actually realizing Formula, such as multiple units or component can combine or be desirably integrated into another system, or some features can To ignore, or do not perform.It is another, shown or discussed coupling or direct-coupling or logical each other Letter connection can be by some interfaces, the INDIRECT COUPLING or communication connection of device or unit, can be it is electrical, Machinery or other forms.

In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, Can also be that the independent physics of unit includes, can also two or more units be integrated in a unit In.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ hardware adds software function The form of unit is realized.

The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in a computer can Read in storage medium.Above-mentioned SFU software functional unit is stored in a storage medium, including when dry instruction is used To cause a computer equipment (can be personal computer, server, or network equipment etc.) to perform The part steps of receiving/transmission method described in each embodiment of the invention.And foregoing storage medium includes：USB flash disk, Mobile hard disk, read-only storage (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disc or CD etc. are various can be with store program codes Medium.

Above-described is the preferred embodiment of the present invention, it should be pointed out that for the ordinary people of the art For member, it can also be made under the premise of principle of the present invention is not departed from when dry improvements and modifications, these Improvements and modifications are also within the scope of the present invention.

Claims

1. a kind of method for the network routing messages cut into slices in Multi net voting, it is characterised in that methods described bag Include：

2. according to the method described in claim 1, it is characterised in that the message routing functionality is according to described The relevant information of terminal and the type of message, determine the purpose network information of the message, including：

3. method according to claim 2, it is characterised in that the relevant information of the terminal include with The next item down is multinomial：

Identification information；

The link information of terminal；And

The mark for the purpose network section that terminal is accessed；

4. method according to claim 2, it is characterised in that when the message is Attach Request message When, in relevant information and the type of message of the message routing functionality according to the terminal, index messages Before routing context, the section of purpose network and/or the purpose network function that determine the message, methods described Also include：

5. method according to claim 3, it is characterised in that when the message is non-attach request During other mobile management message, identification information and institute of the message routing functionality according to the affiliated terminal Type of message is stated, index messages routing context determines the section of purpose network and/or the purpose net of the message Network function.

6. method according to claim 2, it is characterised in that when the message is asked for session establishment During message, the message routing functionality disappears according to the relevant information and the type of message of the terminal, index Routing context is ceased, the section of purpose network and/or the purpose network function of the message is determined, including：

7. method according to claim 6, it is characterised in that further comprise：

8. method according to claim 3, it is characterised in that when the message is that non-session foundation please During other session management messages asked, the message routing functionality according to the link information of the affiliated terminal and The type of message, index messages routing context determines the section of purpose network and/or the purpose of the message Network function.

9. according to the method described in claim 1, it is characterised in that the message contains attach request and disappeared Breath and session establishment request message, the message routing functionality receive message, parse belonging to the message eventually The type of message of the relevant information at end and the message, including：

10. method according to claim 2, it is characterised in that methods described also includes：

11. method according to claim 10, it is characterised in that the message routing functionality will be described The related list item of network section described in the message routing context of network section is set to inactive, including：

12. method according to claim 10, it is characterised in that methods described also includes：

13. the method according to any one of claim 2~12, it is characterised in that in the message route It is included below following one or more：Terminal is sent to the type of message of core net, access network and is sent to core net The purpose network section mark and purpose net of type of message, the relevant information of terminal and various types of message Network Function Identification.

14. a kind of method for the network routing messages cut into slices in Multi net voting, it is characterised in that methods described bag Include：

15. method according to claim 14, it is characterised in that

The relevant information of terminal, the current location of terminal and message class are carried in the section selection is asked During type, the section selection function selects request selecting network to cut into slices according to the section, including：

16. method according to claim 15, it is characterised in that in the network function selection request Carry the relevant information of the terminal and the current location of the terminal and/or the type of message.

17. a kind of message routing functionality, it is characterised in that the message routing functionality includes：

18. message routing functionality according to claim 17, it is characterised in that the processing module is entered One step is used for：

19. message routing functionality according to claim 17, it is characterised in that the correlation of the terminal Information includes following one or more：

Identification information；

The link information of terminal；And

The mark for the purpose network section that terminal is accessed；

20. message routing functionality according to claim 18, it is characterised in that when the message is attached When request message, the message routing functionality also includes：

21. message routing functionality according to claim 19, it is characterised in that when the message is non- During other mobile management message of attach request, the processing module is further used for：According to described affiliated The identification information of terminal and the type of message, index messages routing context determine the purpose of the message Network is cut into slices and/or purpose network function.

22. message routing functionality according to claim 18, it is characterised in that when the message is meeting When words set up request message, the processing module is further used for：Section selection request is sent to section selection Function；Receive the knot of the section of purpose network and/or the selection of purpose network function of the section selection function feedback Really；The result selected with network function of being cut into slices according to the network updates the message routing context of the terminal.

23. message routing functionality according to claim 22, it is characterised in that the processing module is also For：After session establishment, the session identification new information routing context of application target network section distribution.

24. message routing functionality according to claim 19, it is characterised in that when the message is non- During other session management messages of session establishment request, the processing module is further used for：According to the institute Belong to the link information and the type of message, index messages routing context of terminal, determine the mesh of the message Network section and/or purpose network function.

25. message routing functionality according to claim 17, it is characterised in that the message is contained Attach Request message and session establishment request message, the parsing module are further used for：The message is parsed, Parse Attach Request message, session establishment request message, the relevant information of the affiliated terminal of the message and institute State the type of message of message；

26. message routing functionality according to claim 18, it is characterised in that the message route work( Can also it include：

27. message routing functionality according to claim 26, it is characterised in that the setup module, It is further used for：The routing context renewal request that network section is sent is received, is set up in the network section All session connections be in inactive；The request renewal network is updated according to the routing context to cut The message routing context of piece, and the related list item of the section of network described in the message routing context is set to Inactive.

28. message routing functionality according to claim 26, it is characterised in that the first via is by mould Block is additionally operable to：When terminal switches, the network that the message for switching correlation is not sent into inactive is cut into slices.

29. the message routing functionality according to any one of claim 17~28, it is characterised in that described to disappear Ceasing routing context includes following one or more：Terminal is sent to the type of message of core net, access network and is sent to The purpose network section mark of the type of message of core net, the relevant information of terminal and various types of message With purpose network function mark.

30. one kind section selection function, it is characterised in that the section selection function includes：

31. section selection function according to claim 30, it is characterised in that

The relevant information of terminal, the current location of terminal and message class are carried in the section selection is asked During type, the selecting module is further used for：Obtain the signing information of the terminal；According to the terminal Signing information, the current location of the relevant information of the terminal and the terminal and/or the type of message are selected Select network section.

32. section selection function according to claim 30, it is characterised in that the network function choosing Select in request and carry the relevant information of terminal and the current location of the terminal and/or the type of message.

33. a kind of system for the network routing messages cut into slices in Multi net voting, it is characterised in that including：