CN105530639A - Network controller and network control method - Google Patents
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Abstract
The invention provides a network controller and a network control method, which relates to the field of the mobile communication network. The network controller comprises a signaling processing module, an authentication module, a context management module, an IP address assignment module, a strategy control module and a path and flow table management module, wherein the signaling processing module is used for receiving and analyzing signaling sent by other network elements, generating a signaling message and sending the signaling message to a network element; the authentication module is used for completing authentication with a terminal; the context management module is used for storing, maintaining and updating various pieces of user context information; the IP address assignment module is used for assigning an IP address for the terminal; the strategy control module is used for making a strategy; and the path and flow table management module is used for determining a service flow path and generating flow table information. Through the above network controller, network control functions of a core network are integrated, separation between control and forwarding of the mobile network is realized, independent deployment, configuration and upgrading can be realized, signaling interaction between different devices can be reduced, the bearing ability of the core network is increased, and the core network can meet demands of traffic development.
Description
Technical field
The present invention relates to mobile communications network field, particularly a kind of network controller and network control method.
Background technology
Along with the fast development of mobile Internet, business and user's request will be more complicated various, and corresponding network equipment function also strengthens for different business and the continuous refinement of user's request.
Existing core network control surface is formed by the devices interconnect of the various functions from each manufacturer.Existing core network architecture, on the one hand, day by day complicated along with functions of the equipments, the network equipment is more and more expensive, and network design, operation maintenance cost, energy resource consumption etc. constantly increase; On the other hand, in order to meet the rapid deployment of new business and transmission via net, version updating annually or several times can not meet the operation demand of future network, and frequent upgrading renewal means more to be coordinated and amendment across manufacturer, work numerous and diverse, network stabilization reliability is difficult to ensure.
In today that network traffics and signaling develop rapidly along with business and are doubled and redoubled, the impact that core net is subject to as the convergence-level of network traffics and signaling is larger, the problem of two aspects of existing core network architecture means, the structure of traditional core web network equipment cannot meet the demand of business development.
Summary of the invention
The structure that the object of the invention is to solve core net cannot meet the problem of business development demand.
A kind of network controller that the present invention proposes, comprising: signaling processing module, for receiving and resolve the attachment request that UE is sent by base station, sends authentication request to authentication module; Receive the authentication result that authentication module returns, send IP address assignment request to IP address assignment module; Receive the user's context that context management module returns, notification strategy control module is that UE generates strategy; Receive the strategy that strategic control module returns, strategy is sent to path and stream table administration module; Receive the stream table information from path and stream table administration module; Stream is shown the network element that information is handed down to cloud network, send attachment to UE and accept message; Authentication module, for receiving the authentication request from signaling processing module, reading authentication information from user signing contract information database, completing authentication alternately by signaling processing module and UE, send context and set up request, and to signaling processing module return authentication authenticating result; IP address assignment module, for receiving the IP address assignment request from signaling processing module, being UE distributing IP address, IP address is sent to context management module; Context management module, sets up request for the context received from authentication module, sets up user's context; Receive the IP address from IP address assignment module, write user's context, sends to signaling processing module by user's context; The stream table information that RX path and stream table administration module generate, and information of being shown by stream is stored in user's context; Strategic control module, for receiving the request of generating strategy from signaling processing module, for UE generates strategy, wherein, strategy comprises network selection strategy, qos policy and/or charging policy; Path and stream table administration module, for receiving the strategy from signaling processing module, determine service flow path and generate stream table information, information of being shown by stream sends to context management module and signaling processing module.
Further, signaling processing module is also for receiving and resolve the detach request from UE, generate and delete the network element that the request of stream table sends to described cloud network, generate release S1 connection request and send to base station, and upwards hereafter administration module send and delete context request; Context management module, also for receiving the deletion context request of signaling processing module, deletes user's context.
Further, signaling processing module is also for receiving and resolve the S1 Connection Release request from base station, and generate and upgrade stream table information and the network element sending to cloud network, upwards hereafter administration module sends and deletes base station side context request; Context management module, also for receiving the deletion base station side context request of signaling processing module, deletes base station side context.
Further, signaling processing module, also for receiving and explaining the customer service request from base station, sends authentication request to authentication module; Receive the authentication result of authentication module, send to base station and set up context request; Message set up in the context that reception base station returns, and upwards hereafter administration module sends renewal context request; Receive user's context that context management module returns, send to the network element of cloud network and upgrade stream table information; Authentication module also for receiving the authentication request of signaling processing module, completes the authentication of UE, and return authentication authenticating result is to signaling processing module; Context management module, also for receiving the renewal context request of signaling processing module, upgrading user's context, increasing base station information, and return user's context to signaling processing module in contextual stream table information.
Further, network controller also comprises paging module, and paging module is for receiving the paging request of signaling processing module, and the stream table information based on context in administration module is made paging and determined, and paging is determined to send to signaling processing module; Signaling processing module, also for receiving and resolving the packet of the network element from cloud network, the object user profile extracting packet generates paging request, send paging request to paging module, the paging that paging receiving module returns determines, generates beep-page message, sends beep-page message to base station; Context management module is also for sending stream table information to paging module.
Further, signaling processing module is also for receiving and resolving the path handover request from target BS, upwards hereafter administration module sends and upgrades stream table request and receive the stream table information that context management module returns, network element to cloud network issues and upgrades stream table information, to target BS transmit path handover request; Context management module, also for receiving the renewal stream table request of signaling processing module, upgrades the stream table information of user's context, and the stream table information after upgrading is sent to signaling processing module.
Further, signaling processing module is also for receiving and resolving the path handover request from source base station, and the information of target BS, to target BS, is sent to context management module by forward-path handover request; Receive the stream table information that context management module returns, send handover request to source base station, the network element to cloud network sends and upgrades stream table information; The information of the source base station in user's context also for receiving the information of the target BS from signaling processing module, is replaced to the information of target BS by context management module, sends the stream table information after upgrading to signaling processing module.
By such network controller, by the network control function centralization of core net, what realize that mobile network controls and forward is separated, and breaks and uses the barrier of devices from different manufacturers, realize independently disposing, configuration, upgrading; Reduce the Signalling exchange between distinct device, increase the bearing capacity of core net, thus enable core net meet the demand of traffic carrying capacity development.
The present invention also proposes a kind of network control method, comprises, and is obtained the attachment request of UE by base station; Resolve attachment request, be UE authentication, set up context, distributing IP address, be that UE generates strategy according to the result of authentication, wherein, strategy comprises network selection strategy, qos policy and/or charging policy; For UE selects the network element of cloud network, generate stream table information; Send the network element of stream table information to cloud network; Generate attachment and accept message, send to base station, the attachment obtaining base station completes response; According to the user side information updating context adhered in response, upgrade stream table information, send stream table information to the network element of cloud network.
Further, comprising: the detach request obtaining UE; Resolve detach request, generate according to detach request and delete stream table message, delete user's context, generate attachment removal message; Send and delete stream table message to the network element of cloud network; Send attachment removal message to base station.
Further, comprising: the release S1 connection request obtaining base station; Resolve release S1 connection request, delete the base station side information in stream table information according to release S1 connection request, upgrade stream table information, delete base station side context, generate release S1 connection message; Send stream table information to the network element of cloud network; Send release S1 connection message to base station.
Further, comprising: the service request being obtained UE by base station; Resolve service request, be UE authentication, set up context; Based on context generate and set up context message, send to base station; Obtain and set up message from the context of base station; Based on context set up the user side information updating context in message, upgrade stream table information; Send stream table information to the network element of cloud network.
Further, comprising: obtain packet from the network element of cloud network; Resolution data bag, according to the object user profile inquiry stream table information in packet, generates beep-page message; Beep-page message is sent to the base station that object user connects.
Further, comprising: the path handover request obtaining target BS; Resolution path handover request, according to the information updating context of target BS in the handover request of path, based on context upgrade stream table information, generation pass switches message, generates releasing resource message; Send stream table information to the network element of cloud network; Transmit path switches message to target BS; Send releasing resource message to source base station.
Further, comprising: the handover request obtaining source base station; Forward handover request to target BS, obtain the handoff response of target BS; Generate switching command and send to source base station, obtain the switching notice of target BS; According to the information updating context of target BS in switching notice, upgrade stream table information, generate releasing user context message; Send stream table information to the network element of cloud network; Send releasing user context message to source base station.
By such method, by the network control function centralization of core net, what realize that mobile network controls and forward is separated, and breaks and uses the barrier of devices from different manufacturers, realize independently disposing, configuration, upgrading; Reduce the Signalling exchange between distinct device, increase the bearing capacity of core net, thus enable core net meet the demand of traffic carrying capacity development.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of an embodiment of network controller of the present invention.
Fig. 2 is the signaling process figure of network control method of the present invention first embodiment.
Fig. 3 is the signaling process figure of network control method of the present invention second embodiment.
Fig. 4 is the signaling process figure of network control method of the present invention 3rd embodiment.
Fig. 5 is the signaling process figure of network control method of the present invention 4th embodiment.
Fig. 6 is the signaling process figure of network control method of the present invention 5th embodiment.
Fig. 7 is the signaling process figure of network control method of the present invention 6th embodiment.
Fig. 8 is the signaling process figure of network control method of the present invention 7th embodiment.
Fig. 9 is the topological diagram of an application of network controller of the present invention.
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
The schematic diagram of an embodiment of network controller of the present invention as shown in Figure 1.In this embodiment, network controller comprises: 101 is signaling processing module, for receiving and resolve the attachment request that UE is sent by base station, sends authentication request to authentication module 103; Authentication module 103 receives the authentication request from signaling processing module 101, reads authentication information from user signing contract information database, completes authentication by signaling processing module 101 alternately with UE; Send context and set up request to context management module 102, and to signaling processing module 101 return authentication authenticating result; Signaling processing module 101 receives the authentication result that authentication module 103 returns; Signaling processing module 101 sends IP address assignment request to IP address assignment module 104; IP address assignment module 104 receives the IP address assignment request from signaling processing module 101, is UE distributing IP address, IP address is sent to context management module 102; Request set up in the context that context management module 102 receives from authentication module 103, sets up user's context; Context management module 102 receives the IP address from IP address assignment module 104, and write user's context, sends to signaling processing module 101 by user's context; Signaling processing module 101 receives the user's context that context management module 102 sends; Signaling processing module 101 notification strategy control module 105 is generated strategy for UE.The authentication result notification strategy control module 105 that signaling processing module 101 can return according to authentication module 103 is generated strategy for UE; Strategic control module 105 receives the request of generating strategy from signaling processing module 101, and for UE generates strategy, wherein, strategy comprises network selection strategy, qos policy and/or charging policy.The strategy of formulation is returned signaling processing module 101 by strategic control module 105; Signaling processing module 101 receives the strategy that strategic control module 105 returns; Strategy is sent to path and stream table administration module 106 by signaling processing module 101, path and stream table administration module 106 receive the strategy from signaling processing module 101, determine service flow path and generate stream table information, information of being shown by stream sends to context management module 102 and signaling processing module 101; The stream table information that context management module 102 RX path and stream table administration module 106 generate, and information of being shown by stream is stored in user's context; Signaling processing module 101 receives the stream table information from path and stream table administration module 106, and information of being shown by stream is handed down to the network element of cloud network, and accepts message to UE transmission attachment.
Above-mentioned network controller can realize the attachment of user to mobile communications network, can be focused on, set up path by network controller, for user resource allocation, thus can realize saving Internet resources, in addition, the processing mode of centralization decreases the mutual of signaling, accelerates processing speed.Such network controller can realize independent deployment, configuration, upgrading under the condition not affecting data retransmission; Reduce the Signalling exchange between distinct device, increase the bearing capacity of core net, thus enable core net meet the demand of traffic carrying capacity development.
In one embodiment, signaling processing module 101 receives and resolves the detach request from UE, the request of generation deletion stream table sends to the network element of cloud network, generation release S1 connection request sends to base station, and upwards hereafter administration module 102 sends deletion context request.Context management module 102 receives the deletion context request of signaling processing module, deletes user's context.
By such network controller, the attachment removal of adhering to user can be realized, in the mobile network that centralization controls, save Internet resources and storage resources from data and control two aspects.
In one embodiment, signaling processing module 101 receives and resolves the S1 Connection Release request from base station, and generate and upgrade stream table information and the network element sending to cloud network, upwards hereafter administration module 102 sends and deletes base station side context request; Context management module 102 receives the deletion base station side context request of signaling processing module, deletes base station side context.
By such network controller, can while user's attachment removal, release S1 interface, deletes base station side context, thus in data and control two, saves Internet resources and storage resources further.
In one embodiment, signaling processing module 101 receives and explains the customer service request from base station, sends authentication request to authentication module 103.Authentication module 103 receives the authentication request of signaling processing module 101, completes the authentication of UE, and return authentication authenticating result is to signaling processing module 101.Signaling processing module 101 receives the authentication result of authentication module 103, sends set up context request to base station; Message set up in the context that reception base station returns, and upwards hereafter administration module 102 sends renewal context request.Context management module 102 receives the renewal context request of signaling processing module 101, upgrades user's context, increases base station information, and return user's context to signaling processing module 101 in contextual stream table information.Signaling processing module 101 receives the user's context that context management module returns, and the network element to cloud network sends and upgrades stream table information.
By above-mentioned network controller, when user's initiating business request, can be focused on by network controller, finding resource and set up path, is user resource allocation, meet customer service request, thus can realize saving Internet resources, in addition, the processing mode of centralization decreases the mutual of signaling, accelerate processing speed, improve the efficiency meeting customer service request.
In one embodiment, network controller also comprises paging module, and paging module and signaling processing module 101 and context management module 102 carry out the mutual of signaling.Signaling processing module 101 receives and resolves the packet of the network element from cloud network, and the object user profile extracting packet generates paging request, sends paging request to paging module.Paging module receives the paging request of signaling processing module.Context management module 102 sends stream table information to paging module.The stream table information of paging module based on context in administration module is made paging and is determined, and paging is determined to send to signaling processing module 101.The paging that signaling processing module 101 paging receiving module returns determines, generates beep-page message, sends beep-page message to base station.
Above-mentioned network controller can realize the signaling process of network element to subscriber paging of cloud network.The processing mode of centralization directly carries out subscriber paging by controller to base station, decreases the mutual of signaling, accelerates processing speed, improves the efficiency meeting customer service request.
In one embodiment, signaling processing module 101 receives and resolves the path handover request from target BS, and upwards hereafter administration module 102 sends the request of renewal stream table.Context management module 102 receives the renewal stream table request of signaling processing module 101, upgrades the stream table information of user's context, and the stream table information after upgrading is sent to signaling processing module 101.Signaling processing module 101 receives the stream table information that context management module 102 returns, and the network element to cloud network issues and upgrades stream table information, to target BS transmit path handover request.
Above-mentioned network controller, can realize the signaling process of the base station switching that user connects, realize when target BS initiates handover request, the base station based on X2 interface switches.The processing mode of centralization decreases the mutual of signaling, accelerates processing speed, improves the efficiency meeting customer service request.
In one embodiment, signaling processing module 101 receives and resolves the path handover request from source base station, and the information of target BS, to target BS, is sent to context management module 102 by forward-path handover request.Context management module 102 receives the information of the target BS from signaling processing module 101, the information of the source base station in user's context is replaced to the information of target BS, sends the stream table information after upgrading to signaling processing module 101.Signaling processing module 101 receives the stream table information that context management module 102 returns, and sends handover request to source base station, and the network element to cloud network sends and upgrades stream table information.
By such mode, can realize the signaling process of the base station switching that user connects, can realize when source base station initiates handover request, the base station based on S1 interface switches.The processing mode of centralization decreases the mutual of signaling, accelerates processing speed, improves the efficiency meeting customer service request.
The signaling process figure of first embodiment of network control method of the present invention as shown in Figure 2.
In step 201, network controller obtains the attachment request of UE by base station.
In step 202., network controller resolves attachment request, and be UE authentication, set up context, distributing IP address, be that UE generates strategy according to the result of authentication, wherein, strategy comprises network selection strategy, qos policy and/or charging policy; For UE selects the network element of cloud network, generate stream table information.
In step 203, network controller sends the network element of stream table information to cloud network.
In step 204, network controller generates attachment and accepts message, sends to base station.
In step 205, the attachment of network controller acquisition base station completes response.
In step 206, network controller, according to the user side information updating context adhered in response, upgrades stream table information.
In step 207, network controller sends stream table information to the network element of cloud network.
Said method can realize the attachment of user to mobile communications network, can be focused on, set up path by network controller, for user resource allocation, thus can realize saving Internet resources, in addition, the processing mode of centralization decreases the mutual of signaling, accelerates processing speed.Such network controller can realize independent deployment, configuration, upgrading under the condition not affecting data retransmission; Reduce the Signalling exchange between distinct device, increase the bearing capacity of core net, thus enable core net meet the demand of traffic carrying capacity development.
The signaling process figure of second embodiment of network control method of the present invention as shown in Figure 3.
In step 301, network controller obtains the detach request of UE by base station.
In step 302, network controller resolves detach request, generates and deletes stream table message, delete user's context, generate attachment removal message according to detach request.
In step 303, network controller sends and deletes stream table message to the network element of cloud network.
In step 304, network controller sends attachment removal message to base station.
By such method, the attachment removal of adhering to user can be realized, in the mobile network that centralization controls, save Internet resources and storage resources from data and control two aspects.
The signaling process figure of the 3rd embodiment of network control method of the present invention as shown in Figure 4.
In step 401, network controller obtains the release S1 connection request of base station.
In step 402, network controller resolves release S1 connection request, deletes the base station side information in stream table information according to release S1 connection request, upgrades stream table information, deletes base station side context, generates release S1 connection message.
In step 403, network controller sends stream table information to the network element of cloud network;
In step 404, network controller sends release S1 connection message to base station.
By such method, can while user's attachment removal, release S1 interface, deletes base station side context, thus in data and control two, saves Internet resources and storage resources further.
The signaling process figure of the 4th embodiment of network control method of the present invention as shown in Figure 5.
In step 501, network controller obtains the service request of UE by base station.
In step 502, network controller resolves service request, is UE authentication, sets up context;
In step 503, based on context network controller generates and sets up context message, sends to base station.
In step 504, network controller obtains and has set up message from the context of base station.
In step 505, based on context network controller has set up the user side information updating context in message, upgrades stream table information.
In step 506, network controller sends stream table information to the network element of cloud network.
By such method, when user's initiating business request, can be focused on by network controller, finding resource and set up path, is user resource allocation, meet customer service request, thus can realize saving Internet resources, in addition, the processing mode of centralization decreases the mutual of signaling, accelerate processing speed, improve the efficiency meeting customer service request.
The signaling process figure of the 5th embodiment of network control method of the present invention as shown in Figure 6.
In step 601, network controller obtains packet from the network element of cloud network.
In step 602, network controller resolution data bag, according to the object user profile inquiry stream table information in packet, generates beep-page message.
In step 603, beep-page message is sent to UE by the base station that network controller is connected by object user.
By such method, the signaling process of network element to subscriber paging of cloud network can be realized.The processing mode of centralization directly carries out subscriber paging by controller to base station, decreases the mutual of signaling, accelerates processing speed, improves the efficiency meeting customer service request.
The signaling process figure of the 6th embodiment of network control method of the present invention as shown in Figure 7.
In step 701, network controller obtains the path handover request of target BS.
In a step 702, network controller resolution path handover request, according to the information updating context of target BS in the handover request of path, based on context upgrade stream table information, generation pass switches message, generates releasing resource message.
In step 703, network controller sends stream table information to the network element of cloud network.
In step 704, network controller transmit path switches message to target BS.
In step 705, network controller sends releasing resource message to source base station.
By such method, can realize the signaling process of the base station switching that user connects, realize when target BS initiates handover request, the base station based on X2 interface switches.The processing mode of centralization decreases the mutual of signaling, accelerates processing speed, improves the efficiency meeting customer service request.
The signaling process figure of the 7th embodiment of network control method of the present invention as shown in Figure 8.
In step 801, network controller obtains the handover request of source base station.
In step 802, network controller forwards handover request to target BS.
In step 803, network controller obtains the handoff response of target BS.
In step 804, network controller generates switching command and sends to source base station, and switching command is pass on to UE by source base station.
In step 805, UE sends to target BS and confirms handoff response.
In step 806, network controller obtains the switching notice of target BS.
In step 807, network controller, according to the information updating context of target BS in switching notice, upgrades stream table information, generates releasing user context message.
In step 808, network controller sends stream table information to the network element of cloud network.
In step 809, network controller sends releasing user context message to source base station.
By such method, can realize the signaling process of the base station switching that user connects, can realize when source base station initiates handover request, the base station based on S1 interface switches.The processing mode of centralization decreases the mutual of signaling, accelerates processing speed, improves the efficiency meeting customer service request.
The topological diagram of an application of network controller of the present invention as shown in Figure 9.901 is network controller, and network controller 901 is connected with cloud network 903 with base station 902, wherein, comprises multiple network element 905 in cloud network 903, and network controller is carried out with UE904 by base station 902 alternately.The network element 905 of cloud network 903 can comprise DPI (DeepPacketInspection, deep packet inspection technical) node, fire compartment wall, video compression node, gateway etc., and the cloudization of network better can realize resource-sharing.Such topological structure can realize mobile network and control and being separated of forwarding, and facilitates network controller independently to dispose, configure, upgrade; In network controller centralized control, reduce unnecessary data path processing node, increase the bearing capacity of mobile communications network, thus enable mobile communications network meet the demand of traffic carrying capacity development.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (14)
1. a network controller, is characterized in that, comprising:
Signaling processing module, for receiving and resolve the attachment request that UE is sent by base station, sends authentication request to authentication module; Receive the authentication result that authentication module returns, send IP address assignment request to IP address assignment module; Receive the user's context that context management module returns, notification strategy control module is that UE generates strategy; Receive the strategy that strategic control module returns, described strategy is sent to path and stream table administration module; Receive the stream table information from described path and stream table administration module; Described stream table information is handed down to the network element of cloud network, sends attachment to UE and accept message;
Authentication module, for receiving the authentication request from described signaling processing module, authentication information is read from user signing contract information database, authentication is completed alternately by described signaling processing module and described UE, send context and set up request, and to described signaling processing module return authentication authenticating result;
IP address assignment module, for receiving the IP address assignment request from described signaling processing module, being UE distributing IP address, described IP address is sent to described context management module;
Context management module, sets up request for the context received from described authentication module, sets up user's context; Receive the IP address from described IP address assignment module, write described user's context, described user's context is sent to described signaling processing module; Receive the described stream table information of described path and the generation of stream table administration module, and described stream table information is stored in described user's context;
Strategic control module, for receiving the request of generating strategy from described signaling processing module, for UE generates strategy, wherein, described strategy comprises network selection strategy, qos policy and/or charging policy;
Path and stream table administration module, for receiving the described strategy from described signaling processing module, determining service flow path and generating stream table information, described stream table information is sent to described context management module and described signaling processing module.
2. network controller according to claim 1, is characterized in that,
Described signaling processing module, also for receiving and resolve the detach request from UE, generate and delete the network element that the request of stream table sends to described cloud network, generate release S1 connection request and send to base station, and delete context request to described context management module transmission;
Described context management module, also for receiving the described deletion context request of described signaling processing module, deletes described user's context.
3. network controller according to claim 1, is characterized in that,
Described signaling processing module, also for receiving and resolve the S1 Connection Release request from base station, generates and upgrades stream table information and the network element sending to described cloud network, send delete base station side context request to described context management module;
Described context management module, also for receiving the described deletion base station side context request of described signaling processing module, deletes base station side context.
4. the network controller according to claim 1,2 or 3, is characterized in that,
Described signaling processing module, also for receiving and resolve the customer service request from base station, sends authentication request to described authentication module; Receive the authentication result of described authentication module, send to described base station and set up context request; Receive the context that described base station returns and set up message, send to described context management module and upgrade context request; Receive user's context that described context management module returns, send to the network element of described cloud network and upgrade stream table information;
Described authentication module, also for receiving the authentication request of described signaling processing module, complete the authentication of UE, and return authentication authenticating result is to described signaling processing module;
Described context management module, also for receiving the renewal context request of described signaling processing module, upgrades described user's context, increases base station information, and return described user's context to described signaling processing module in described contextual stream table information.
5. the network controller according to claim 1,2 or 3, is characterized in that,
Described network controller also comprises paging module, described paging module is for receiving the paging request of described signaling processing module, make paging according to the stream table information in described context management module to determine, and described paging is determined to send to described signaling processing module;
Described signaling processing module, also for receiving and resolve the packet of the network element from described cloud network, the object user profile extracting described packet generates paging request, send described paging request to described paging module, receive the paging decision that described paging module returns, generate beep-page message, send described beep-page message to base station;
Described context management module, also for sending stream table information to described paging module.
6. the network controller according to claim 1,2 or 3, is characterized in that,
Described signaling processing module, also for receiving and resolving the path handover request from target BS, send to described context management module and upgrade stream table request and receive the stream table information that described context management module returns, network element to described cloud network issues and upgrades stream table information, to target BS transmit path handover request;
Described context management module, also for receiving the renewal stream table request of described signaling processing module, upgrades the stream table information of user's context, and the stream table information after upgrading is sent to described signaling processing module.
7. the network controller according to claim 1,2 or 3, is characterized in that,
Described signaling processing module, also for receiving and resolving the path handover request from source base station, forwards described path handover request to target BS, the information of described target BS is sent to described context management module; Receive the stream table information that described context management module returns, send handover request to described source base station, the network element to described cloud network sends and upgrades stream table information;
Described context management module is also for receiving the information of the described target BS from described signaling processing module, the information of the described source base station in described user's context is replaced to the information of described target BS, send the described stream table information after upgrading to described signaling processing module.
8. a network control method, is characterized in that,
The attachment request of UE is obtained by base station;
Resolve described attachment request, be UE authentication, set up context, distributing IP address, be that UE generates strategy according to the result of described authentication, wherein, described strategy comprises network selection strategy, qos policy and/or charging policy; For UE selects the network element of cloud network, generate stream table information;
Send the network element of described stream table information to described cloud network;
Generate attachment and accept message, send to described base station, the attachment obtaining described base station completes response;
Complete the user side information updating context in response according to described attachment, upgrade described stream table information, send described stream table information to the network element of described cloud network.
9. method according to claim 8, is characterized in that,
Obtain the detach request of UE;
Resolve described detach request, generate according to described detach request and delete stream table message, delete user's context, generate attachment removal message;
Send described deletion stream table message to the network element of described cloud network;
Send described attachment removal message to described base station.
10. method according to claim 8, is characterized in that,
Obtain the release S1 connection request of base station;
Resolve described release S1 connection request, delete the base station side information in described stream table information according to described release S1 connection request, upgrade described stream table information, delete base station side context, generate release S1 connection message;
Send described stream table information to the network element of described cloud network;
Send described release S1 connection message to described base station.
Method described in 11. according to Claim 8,9 or 10, is characterized in that,
The service request of UE is obtained by base station;
Resolve described service request, be UE authentication, set up context;
Generate according to described context and set up context message, send to described base station;
Obtain and set up message from the context of described base station;
Set up the user side information updating context in message according to described context, upgrade stream table information;
Send described stream table information to the network element of described cloud network.
Method described in 12. according to Claim 8,9 or 10, is characterized in that,
Packet is obtained from the network element of described cloud network;
Resolve described packet, according to the object user profile inquiry stream table information in described packet, generate beep-page message;
Described beep-page message is sent to the base station that described object user connects.
Method described in 13. according to Claim 8,9 or 10, is characterized in that,
Obtain the path handover request of target BS;
Resolve described path handover request, according to the information updating context of target BS described in the handover request of described path, according to described updating context stream table information, generation pass switches message, generates releasing resource message;
Send described stream table information to the network element of described cloud network;
Send described path switching message to described target BS;
Send described releasing resource message to source base station.
Method described in 14. according to Claim 8,9 or 10, is characterized in that,
Obtain the handover request of source base station;
Forward described handover request to target BS, obtain the handoff response of described target BS;
Generate switching command and send to described source base station, obtain the switching notice of described target BS;
Context according to the information updating of target BS described in described switching notice, upgrades described stream table information, generates releasing user context message;
Send described stream table information to the network element of described cloud network;
Send releasing user context message to described source base station.
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