CN105764095A - Application identification and control system and application identification and control method based on virtual private network - Google Patents
Application identification and control system and application identification and control method based on virtual private network Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
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Abstract
An application identification and control system and an application identification and control method based on a virtual private network are provided. The system comprises a mobile terminal and an identification and control server. The mobile terminal and the identification and control server communicate with each other through a virtual private network. The mobile terminal identifies applications using traffic, transmits the identification information to the identification and control server, and acquires control information from the identification and control server to control traffic use of the applications. The identification and control server counts user's ordering information and traffic use information in a classified manner, and controls the applications of the mobile terminal according to the statistical information. According to the system and the method of the invention, the use condition of applications can be identified accurately at a mobile terminal side, a specified application can be accelerated under control, and the flow rate of other applications can be reduced. Therefore, the flexibility of user traffic distribution is improved, the waste of user traffic is reduced, and the user experience is improved.
Description
Technical field
The present invention relates to Mobile solution field, particularly relate to a kind of application identification based on VPN (virtual private network) and control system and method.
Background technology
The anti-virus software system ratio in some aspects that the bandwidth management solution of existing DPI technology is known with us is relatively similar, namely to be necessary for system known for its application type that can recognise that, it is " BitTorrentProtocol " for the protocol characteristic word of the BT that user knows, its Handshake；In other words, there is a huge anti-virus signature database on Anti-Virus backstage, also an application property data base is safeguarded, when flow is through out-of-date, by being compared to determine application type with backstage property data base by the application message after unpacking based on the bandwidth management system of DPI technology；And when there being new application to occur, the application property data base on backstage also to update and just can have the identification to new application and control ability.Therefore existing DPI technology existence application discrimination can not reach 100%, to the data identification difficulty through encryption, can not be identified the very first time when there being new opplication to increase, it is necessary to analyze its feature, behavioral pattern etc. are then added to identification database and just can be identified, and there is identification and delay.
Summary of the invention
In order to solve the deficiency that prior art exists, it is an object of the invention to provide a kind of application identification based on VPN (virtual private network) and control system and method, mobile terminal can accurately identify the service condition of each application, accurately control the use of application, can carry out using for application-specific and restrict driving or special handling.
For achieving the above object, the application identification based on VPN (virtual private network) provided by the invention with control system, including, mobile terminal, identify and control server, wherein,
With described, described mobile terminal identifies that controlling server is communicated by VPN (virtual private network)；
Described mobile terminal, terminal is used the application of flow to be identified by it, and identification information is transferred to described identification control server；Identify that controlling server acquisition control information is controlled application traffic use from described；
Described identification controls server, and it is to user's ordering information and uses flow information to carry out classified statistic, and according to statistical information, the application of described mobile terminal is controlled.
Further, described mobile terminal farther includes: VPN (virtual private network) configuration module, packet parsing module, connection tracing module, application recognition module, packet amendment correction verification module, quick sending module, delay sending module, and management information receiving module, wherein
Described VPN (virtual private network) configuration module, according to described, it identifies that described mobile terminal is carried out VPN (virtual private network) configuration by the configuration information controlling server transmission；
Described packet parsing module, all packets flowing through VPN (virtual private network) are resolved by it；
Described connection tracing module, connection, according to the package informatin after resolving, is identified record, and application is identified labelling by it；
Described application recognition module, obtains the application uid that port is corresponding, and is converted into control system standard application ID；
Described packet amendment correction verification module, modifies to application-specific tcp bag window size according to configuration information, and recalculate the verification of tcp bag and ip bag with；
Described quick sending module, the packet that need not reduce the application of speed is quickly sent to described identification by VPN (virtual private network) and controls server by it；
Described time delay sending module, it is carried out the smooth transmission of time delay according to data packet length by it；
Described management information receiving module, receives the described control information identifying control server transmission and application rate configuration information is updated.
Further, described packet parsing module, to flowing through its purpose ip of data packet analysis of VPN (virtual private network), source ip, source port, destination interface, window size, data package size, and information is stored.
Further, described application recognition module, its source port provided according to resolution data bag, system file/proc/net/tcp ,/proc/net/tcp6 ,/proc/net/udp ,/proc/net/udp6 form are resolved.
Further, described identification controls server and farther includes: virtual private network services module, billing system module, feedback control module, and user's ordering information management module, wherein,
Described virtual private network services module, distributes virtual network resource for described mobile terminal, and the data packet flow information after identifying is added up；
Described billing system module, the ordering information according to described data packet flow information and user, customer flow information is added up and calculated, generates statistical information；
Described feedback control module, described terminal is controlled in real time by it according to described statistical information；
Described user's ordering information management module, it provides the user the application bag of the application needing acceleration.
For achieving the above object, the application identification based on VPN (virtual private network) provided by the invention and control method, comprise the following steps:
1) obtain and resolve application data bag, if TCP handshake packet, then entering accelerated passage, be rapidly completed connection；
2) connection and application are identified；
3) acceleration application is identified；
4) packet application message and data packet length information are added up；
5) customer flow added up, calculate；
6) according to user's billing statistics information and ordering information, the flow of mobile terminal is used carry out policy control in real time.
Further, described step 1) obtains and resolve application data bag is resolve the purpose ip of application data bag, source ip, source port, destination interface, window size, data package size.
Further, described step 2) further include steps of when packet is not handshake packet, obtain whether this connection exists by described connection tracing module；If this connection exists, then it is this application by packet marking；If this connection is absent from, then call application recognition module 204 according to described port, identify this application.
Further, described step 3) further includes steps of according to application id, inquires about this application rate configuration information；Then it is quickly sent if accelerating application；If not accelerating application, and be tcp bag, then according to present speed, amendment packet window value recalculate verification with, add slow transmission queue to.
Further, described step 5) be described billing system module according to user's ordering information, and the flow information of user, customer flow is added up, calculates, during by fructufy, be saved in data base.
The application identification based on VPN (virtual private network) of the present invention and control system and method, the service condition of each application can be accurately identified at mobile terminal side, can to specifying application to be accelerated controlling, other application traffic speed can be reduced simultaneously, improve customer flow allocation flexibility and reduce customer flow waste, improving the experience of user.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from description, or understand by implementing the present invention.
Accompanying drawing explanation
Accompanying drawing is for providing a further understanding of the present invention, and constitutes a part for description, and together with embodiments of the present invention, is used for explaining the present invention, is not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the application identification based on VPN (virtual private network) according to the present invention and control system architecture diagram；
Fig. 2 is the mobile terminal theory diagram according to the present invention；
Fig. 3 is that the identification according to the present invention controls server concept block diagram；
Fig. 4 is the application identification based on VPN (virtual private network) according to the present invention and control method workflow diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are illustrated, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains the present invention, is not intended to limit the present invention.
Fig. 1 is the application identification based on VPN (virtual private network) according to the present invention and control system architecture diagram, as it is shown in figure 1, the application identification based on VPN (virtual private network) of the present invention and control system, controls server 102 including mobile terminal 101, identification, wherein,
Mobile terminal 101 and identification are controlled server 102 and are communicated by VPN (virtual private network).
Mobile terminal 101, it is to terminal use flow application identification, identification information is transferred to identification and controls server 102, and from identifying that control server 102 obtains control information and application traffic use is controlled；
Identify and control server 102, it supports the networking behavior of VPN (virtual private network) client (mobile terminal 101), according to user's ordering information with use flow information to carry out classified statistic, according to statistical information and user's ordering information to mobile terminal 101 transmitting control commands.
Fig. 2 is the mobile terminal theory diagram according to the present invention, as shown in Figure 2, the mobile terminal 101 of the present invention, including, VPN (virtual private network) configuration module 201, packet parsing module 202, connection tracing module 203, application recognition module 204, packet amendment correction verification module 205, quick sending module 206, delay sending module 207, and management information receiving module 208, wherein
VPN (virtual private network) configuration module 201, the VPN (virtual private network) of mobile terminal 101 is configured by its configuration information controlling server 102 transmission according to VPN (virtual private network) identification.
Packet parsing module 202, all packets flowing through VPN (virtual private network) are resolved by it, analyze its purpose ip, source ip, source port, destination interface, window size, data package size, and information are stored.
Connect tracing module 203, it is according to the package informatin after data resolution module 202 parsing, every connection in transmitting procedure is identified record, packet is not carried out application by connection procedure identify, after successful connection, call application recognition module 202, application is identified labelling, this connection next time need not can again carry out application and identify, and the identification that application message passes to VPN (virtual private network) by specified protocol is controlled server 102.
Application recognition module 204, according to the source port that packet parsing module 202 provides, by to system file/proc/net/tcp ,/proc/net/tcp6 ,/proc/net/udp ,/proc/net/udp6 format analysis and search, obtain the application uid that port is corresponding, and be switching control system standard application ID.
Packet amendment correction verification module 205, modifies to application-specific tcp bag window size according to configuration information, notify that the server that accesses of application increases or reduces packet traffic volume, recalculate after amendment the verification of tcp bag and ip bag with；
Quick sending module 206, the packet that need not reduce the application of speed is quickly sent to identification by VPN (virtual private network) and controls server 102 by it.
Time delay sending module 207, it is safeguarded and sends receiving cache queue, according to data packet length, it is carried out the smooth transmission of time delay, makes application traffic use perception to smooth.
Management information receiving module 208, identifies the control information controlling server 102 transmission for receiving and application rate configuration information is updated.
Fig. 3 is that the identification according to the present invention controls server concept block diagram, as it is shown on figure 3, the identification of the present invention controls server 102, including, virtual private network services module 301, billing system module 302, feedback control module 303, and user's ordering information management module 304, wherein
Virtual private network services module 301, is responsible for providing virtual network service, and client (mobile terminal 101) is distributed virtual network resource, and the data packet flow information after identifying carried out statistics and be sent to billing system module 302；
Billing system module 302, the ordering information according to the data packet flow information of virtual private network services module transfer, user, customer flow information is added up and calculated, generates statistical information.
Feedback control module 303, mobile terminal is controlled in real time by it according to the statistical information of billing system module 302；
User's ordering information management module 304, it provides the user the application bag of the application needing acceleration, and notifies billing system module 302.
Fig. 4 is the application identification based on VPN (virtual private network) according to the present invention and control method workflow diagram, and below with reference to Fig. 4, the application identification based on VPN (virtual private network) and control method to the present invention are described in detail.
First, after step 401, mobile terminal-opening, order corresponding flow bag；Obtain the packet of all online application, packet is resolved, if TCP handshake packet, then enters accelerated passage, it is ensured that connect and be rapidly completed；
In step 402, when packet is not handshake packet, obtain whether this connection exists by connecting tracing module 203, whether this connection is identified, if identified, it would be this application by packet marking, then call application recognition module 204 according to port without identified, identify this application；
In step 403, according to application id, inquire about this application rate configuration information, then it quickly being sent if accelerating application, if not accelerating application, and being tcp bag, then according to present speed, amendment packet window value recalculate verification and, add slow transmission queue to；
In step 404, packet is at the uniform velocity sent by slow transmission passage；
In step 405, the identification of VPN (virtual private network) passage controls server 102 and the packet application message received and data packet length Information Statistics is sent to billing system module 302；
In step 406, billing system module 302 is according to user's ordering information, and the flow information of user, customer flow is added up, calculates, and is saved in data base during by fructufy；
In step 407, customer flow, according to user's billing statistics information and ordering information, is used and carries out policy control, be issued to mobile terminal 101 by feedback control module 303 in real time.
In step 408, after the management information receiving module 208 of the mobile terminal 101 of VPN (virtual private network) passage receives control information, update application traffic strategy, control application traffic rate behavior in real time.
So far, application identifies and completes with control, and such user is when using application-specific, it is possible to realizes, to some application acceleration, some unnecessary application being slowed down, increases customer flow and experience.
One of ordinary skill in the art will appreciate that: the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention, although the present invention being described in detail with reference to previous embodiment, for a person skilled in the art, the technical scheme that foregoing embodiments is recorded still can be modified by it, or wherein portion of techniques feature carries out equivalent replacement.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1., based on the application identification of VPN (virtual private network) and a control system, including mobile terminal, identify control server, it is characterised in that
With described, described mobile terminal identifies that controlling server is communicated by VPN (virtual private network)；
Described mobile terminal, the application being used for flow is identified, and identification information is transferred to described identification control server；Identify that controlling server acquisition control information is controlled application traffic use from described；
Described identification controls server, and it is to user's ordering information and uses flow information to carry out classified statistic, and according to statistical information, the application of described mobile terminal is controlled.
2. the application identification based on VPN (virtual private network) according to claim 1 and control system, it is characterized in that, described mobile terminal farther includes: VPN (virtual private network) configuration module, packet parsing module, connection tracing module, application recognition module, packet amendment correction verification module, quick sending module, delay sending module, and management information receiving module, wherein
Described VPN (virtual private network) configuration module, according to described, it identifies that described mobile terminal is carried out VPN (virtual private network) configuration by the configuration information controlling server transmission；
Described packet parsing module, all packets flowing through VPN (virtual private network) are resolved by it；
Described connection tracing module, connection, according to the package informatin after resolving, is identified record, and application is identified labelling by it；
Described application recognition module, obtains the application uid that port is corresponding, and is converted into control system standard application ID；
Described packet amendment correction verification module, modifies to application-specific tcp bag window size according to configuration information, and recalculate the verification of tcp bag and ip bag with；
Described quick sending module, the packet that need not reduce the application of speed is quickly sent to described identification by VPN (virtual private network) and controls server by it；
Described time delay sending module, it is carried out the smooth transmission of time delay according to data packet length by it；
Described management information receiving module, receives the described control information identifying control server transmission and application rate configuration information is updated.
3. the application identification based on VPN (virtual private network) according to claim 2 and control system, it is characterized in that, described packet parsing module, to flowing through its purpose ip of data packet analysis of VPN (virtual private network), source ip, source port, destination interface, window size, data package size, and information is stored.
4. the application identification based on VPN (virtual private network) according to claim 2 and control system, it is characterized in that, described application recognition module, its source port provided according to resolution data bag, resolves system file/proc/net/tcp ,/proc/net/tcp6 ,/proc/net/udp ,/proc/net/udp6 form.
5. the application identification based on VPN (virtual private network) according to claim 1 and control system, it is characterized in that, described identification controls server and farther includes: virtual private network services module, billing system module, feedback control module, and user's ordering information management module, wherein
Described virtual private network services module, distributes virtual network resource for described mobile terminal, and the data packet flow information after identifying is added up；
Described billing system module, the ordering information according to described data packet flow information and user, customer flow information is added up and calculated, generates statistical information；
Described feedback control module, described terminal is controlled in real time by it according to described statistical information；
Described user's ordering information management module, it provides the user the application bag of the application needing acceleration.
6. the application identification based on VPN (virtual private network) and control method, it is characterised in that comprise the following steps:
1) obtain and resolve application data bag, if TCP handshake packet, then entering accelerated passage, be rapidly completed connection；
2) connection and application are identified；
3) acceleration application is identified；
4) packet application message and data packet length information are added up；
5) customer flow added up, calculate；
6) according to user's billing statistics information and ordering information, the flow of mobile terminal is used carry out policy control in real time.
7. the terminal applies processing method based on VPN (virtual private network) according to claim 6, it is characterized in that, it is resolve the purpose ip of application data bag, source ip, source port, destination interface, window size, data package size that described step 1) obtains and resolve application data bag.
8. the terminal applies processing method based on VPN (virtual private network) according to claim 6, it is characterised in that described step 2) further include steps of when packet is not handshake packet, obtain whether this connection exists by described connection tracing module；If this connection exists, then it is this application by packet marking；If this connection is absent from, then call application recognition module 204 according to described port, identify this application.
9. the terminal applies processing method based on VPN (virtual private network) according to claim 6, it is characterised in that described step 3) further includes steps of according to application id, inquires about this application rate configuration information；Then it is quickly sent if accelerating application；If not accelerating application, and be tcp bag, then according to present speed, amendment packet window value recalculate verification with, add slow transmission queue to.
10. the terminal applies processing method based on VPN (virtual private network) according to claim 6, it is characterized in that, described step 5) be described billing system module according to user's ordering information, and the flow information of user, customer flow is added up, calculates, during by fructufy, be saved in data base.
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