CN102802237B - Data forwarding controlling method and wireless common control equipment - Google Patents
Data forwarding controlling method and wireless common control equipment Download PDFInfo
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- CN102802237B CN102802237B CN201210287218.0A CN201210287218A CN102802237B CN 102802237 B CN102802237 B CN 102802237B CN 201210287218 A CN201210287218 A CN 201210287218A CN 102802237 B CN102802237 B CN 102802237B
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Abstract
A kind of data forwarding controlling method and wireless common control equipment are provided.A kind of data forwarding controlling method performed at wireless common control equipment comprises: when responding the access request from radio customer machine, determine the data forwarding mode of described radio customer machine, and the user's forward mode order comprising radio customer machine mark and described data forwarding mode information is sent to the radio reception device be connected with described radio customer machine.
Description
Technical field
The application relates to a kind of data forwarding controlling method and wireless common control equipment, at wireless common control equipment dynamically for the radio customer machine (or its user) of access determines data forwarding mode, and the order comprising described data forwarding mode is handed down to the radio reception device of radio customer machine access.
Background technology
In wireless lan (wlan), radio reception device only has access as could be normally worked after the wireless common control equipment of Radio Access Controller (AC).The WLAN (wireless local area network) that user uses radio customer machine access radio reception device to provide, realizes getting online without being tethered to a cable.And can there are the local two kinds of data forwarding mode forwarding (localforwarding) and concentrate forwarding (centralforwarding) on same radio reception device, radio reception device forwards or concentrates the data retransmission mode forwarded to forward the data traffic of user according to configuration using this locality of current network simultaneously.In same wireless network, only has a kind of existence of data forwarding mode.Fig. 1 and Fig. 2 illustrates the data flow of concentrated forward mode and local forward mode respectively.
If user wants to change data forwarding mode, only exit from the wireless network of current access, find and be linked into have and support that the local area network (LAN) of this kind of data forwarding mode could realize the change of forward mode.The inevitable like this interruption causing customer service, and the loss of packet.Particularly in large-scale network-estabilishing environment, the forwarding of wireless common control equipment data traffic of all users under being responsible for the whole network, namely wireless common control equipment becomes the bottleneck of the performance of whole WLAN.Solve such problem to only have and reconfigure active wireless network, so great impact is produced on the user under belonging network.
Summary of the invention
The object of the present invention is to provide a kind of data forwarding controlling method based on user, when receiving the access request of radio customer machine access of radio network, dynamically determine data forwarding mode for described radio customer machine (or its user), and the order comprising described data forwarding mode is handed down to radio reception device, thus with the data forwarding mode of applicable current network conditions for radio customer machine forwarding data.
Another object of the present invention is to provide a kind of data forwarding controlling method based on user, by real-time monitoring system load and/or network traffics, dynamically for the radio customer machine (or its user) of access determines data forwarding mode, and the order comprising described data forwarding mode is handed down to radio reception device, thus with the data forwarding mode of applicable current network conditions for radio customer machine forwarding data.
According to an aspect of the present invention, a kind of data forwarding controlling method performed at wireless common control equipment is provided, comprise: when responding the access request from radio customer machine, determine the data forwarding mode of described radio customer machine, and the user's forward mode order comprising radio customer machine mark and described data forwarding mode information is sent to the radio reception device be connected with described radio customer machine.
Described data forwarding mode can be local forward mode or concentrated forward mode.
The data forwarding mode of described radio customer machine can be determined according to current system loading condition.
Described data forwarding controlling method can also comprise: monitoring traffic in network; When determining that the network traffics of specific wireless client computer reach predetermined amount of flow value, determine the data forwarding mode of described specific wireless client computer, and send user's forward mode order of the information comprising described specific wireless client identifying and indicate described data forwarding mode.
Described data forwarding controlling method can also comprise: by the network traffics of customer flow information monitoring specific wireless client computer received from radio reception device.
Described data forwarding controlling method can also comprise: supervisory control system load; When certainty annuity load reaches predetermined threshold, determine the data forwarding mode of at least one radio customer machine, and send user's forward mode order of the information comprising each radio customer machine mark and indicate described data forwarding mode respectively.
According to a further aspect in the invention, a kind of data forwarding controlling method performed at wireless common control equipment is provided, comprises: monitoring traffic in network; When determining that the network traffics of specific wireless client computer exceed predetermined amount of flow value, determine the data forwarding mode of described specific wireless client computer, and user's forward mode order of the information comprising described specific wireless client identifying and instruction established data forward mode is sent to the radio reception device be connected with described specific wireless client computer.
By the network traffics of customer flow information monitoring specific wireless client computer received from radio reception device.
Described data forwarding mode can be local forward mode or concentrated forward mode.
According to a further aspect in the invention, a kind of data forwarding controlling method performed at wireless common control equipment is provided, comprises: supervisory control system load; When certainty annuity load reaches predetermined threshold, determine the data forwarding mode of at least one radio customer machine, and will each radio customer machine mark be comprised and indicate user's forward mode order of the information of described data forwarding mode to send to the radio reception device be connected with described each radio customer machine respectively.
Described data forwarding mode can be local forward mode or concentrated forward mode.
According to a further aspect in the invention, a kind of data forwarding method performed at radio reception device is provided, comprise: when receiving the user's forward mode order comprising radio customer machine mark and data forwarding mode information from wireless common control equipment, perform the forwarding of the data message sent from described radio customer machine and the data message sending to described radio customer machine according to described data forwarding mode.
According to a further aspect in the invention, a kind of wireless common control equipment is provided, comprise: forward control module, for when responding the access request from radio customer machine, determine the data forwarding mode of described radio customer machine, and the user's forward mode order comprising radio customer machine mark and described data forwarding mode information is sent to the radio reception device be connected with described radio customer machine.
Described data forwarding mode can be local forward mode or concentrated forward mode.
Forward control module can determine described radio customer machine data forwarding mode according to current system loading condition.
Described wireless common control equipment can also comprise: monitoring module, for monitoring traffic in network, wherein, when the network traffics of monitoring module determination specific wireless client computer reach predetermined amount of flow value, forward the data forwarding mode that control module determines described specific wireless client computer, and send user's forward mode order of the information comprising described specific wireless client identifying and indicate described data forwarding mode.
The network traffics of customer flow information monitoring specific wireless client computer of monitoring module by receiving from radio reception device.
Monitoring module can go back supervisory control system load, and when the load of monitoring module certainty annuity reaches predetermined threshold, forward the data forwarding mode that control module can determine at least one radio customer machine, and send user's forward mode order of the information comprising each radio customer machine mark and indicate described data forwarding mode respectively.
According to a further aspect in the invention, a kind of wireless common control equipment is provided, comprises: monitoring module, for monitoring traffic in network; Forward control module, for when the network traffics of monitoring module determination specific wireless client computer exceed predetermined amount of flow value, forward the data forwarding mode that control module determines described specific wireless client computer, and user's forward mode order of the information comprising described specific wireless client identifying and instruction established data forward mode is sent to the radio reception device be connected with described specific wireless client computer.
The network traffics of customer flow information monitoring specific wireless client computer of monitoring module by receiving from radio reception device.
Described data forwarding mode can be local forward mode or concentrated forward mode.
According to a further aspect in the invention, a kind of wireless common control equipment is provided, comprises: monitoring module, for supervisory control system load; Forward control module, for when the load of monitoring module certainty annuity reaches predetermined threshold, forward the data forwarding mode that control module determines at least one radio customer machine, and will each radio customer machine mark be comprised and indicate user's forward mode order of the information of described data forwarding mode to send to the radio reception device be connected with described each radio customer machine respectively.
Described data forwarding mode can be local forward mode or concentrated forward mode.
According to a further aspect in the invention, a kind of radio reception device is provided, comprise: forward control module, for when receiving the user's forward mode order comprising radio customer machine mark and data forwarding mode information from wireless common control equipment, perform the forwarding of the data message sent from described radio customer machine and the data message sending to described radio customer machine according to described data forwarding mode.
Accompanying drawing explanation
By the description carried out below in conjunction with accompanying drawing, above and other object of the present invention and feature will become apparent, wherein:
Fig. 1 is the schematic diagram of the data flow that forwarding data under concentrated forward mode in wireless network is shown;
Fig. 2 is the schematic diagram of the data flow that forwarding data under local forward mode in wireless network is shown;
Fig. 3 is the schematic diagram of the data forwarding controlling method illustrated according to exemplary embodiment of the present invention;
Fig. 4 is the flow chart that the data forwarding controlling method that exemplary embodiment according to the present invention performs at radio reception device is shown;
Fig. 5 is the flow chart that the data forwarding controlling method that exemplary embodiment according to the present invention performs at wireless common control equipment is shown.
Embodiment
Below, embodiments of the invention are described in detail with reference to accompanying drawing.
The invention provides a kind of data retransmission mode based on (radio customer machine) user, realize the control for the data retransmission mode of specific user, the third forward mode namely proposed outside existing concentrated forward mode (data flow as shown in Figure 1) and local forward mode (data flow as shown in Figure 2), for the user of access of radio network, can need not disconnect from original wireless network the data retransmission mode namely can specifying this user.Wireless common control equipment is dynamically specified specific user's flow to use local forward mode to carry out forwarding or is used concentrated forward mode to forward.Like this, based under the state of user, wireless common control equipment can adjust the forwarding strategy of customer flow flexibly, be conducive to when large scale deployment, solve the problem of whole control area traffic forwarding bottleneck, thus improve the response sensitivity of wireless common control equipment (as AC) to radio reception device (as AP) control in real time.
Data retransmission based on user of the present invention can be the data retransmission based on user, also can be the data retransmission based on radio customer machine.Under normal conditions, each radio customer machine (as mobile phone, notebook computer, panel computer etc.) is corresponding with a user; In other cases, a radio customer machine (notebook computer as public) can be corresponding with multiple user.For the ease of outstanding overall thought of the present invention, in the exemplary embodiment of the application, exemplarily data forwarding controlling method of the present invention is described with the situation that each radio customer machine is corresponding with user, now identify its user (certainly also by user ID to identify described user) by the mark of radio customer machine, data forwarding controlling method so of the present invention is the data forwarding controlling method based on user, is also the data forwarding controlling method based on radio customer machine.For the situation that a radio customer machine is corresponding with multiple user, the data retransmission that can realize based on radio customer machine controls, also can slightly do to be out of shape, the particular user based on radio customer machine controls the data retransmission (no longer specifically describing at this) for described user.
Fig. 3 illustrates the overall process of the data forwarding controlling method according to exemplary embodiment of the present invention.
With reference to Fig. 3, when radio reception device starts, finding wireless common control equipment by (1) ~ (4), and obtain IP address, by performing associating of (5) ~ (6) realization and wireless common control equipment, thus accessing wireless common control equipment.After this, when the radio customer machine that user uses enters the range of signal of radio reception device, send the request (7) of access of radio network, wireless common control equipment responds the access request (8) of described radio customer machine, then, the data forwarding mode for described radio customer machine determined by wireless common control equipment, and by comprise radio customer machine mark (as MAC Address) and as described in user's forward mode order of data forwarding mode information send to as described in the radio reception device (9) of radio customer machine access.After radio reception device receives the order of described user's forward mode, control the data retransmission (10) for described radio customer machine according to described data forwarding mode.
Although not shown in figure 3, but according to the present invention, wireless common control equipment can the load of real-time monitoring system and network traffics, dynamically determine the data forwarding mode of the radio customer machine accessed, and issue user's forward mode order of the information of mark (as MAC Address) and the established data forward mode comprising radio customer machine.
Fig. 4 illustrates the process of the data forwarding controlling method that exemplary embodiment according to the present invention performs at radio reception device.Shown in Fig. 4 is that radio reception device is being linked into for the radio customer machine associated with it process carrying out data retransmission control in process removed and access certainly.
With reference to Fig. 4, when in step S410, when radio reception device receives the access request from radio customer machine, in step S420, radio reception device and wireless common control equipment are alternately to realize the access process of radio customer machine.After completing described access process, when step S430 receives from wireless common control equipment the user's forward mode order comprising radio customer machine mark (as MAC Address) and data forwarding mode information, in step S440, radio reception device carries out from described radio customer machine and the forwarding of data sending to described radio customer machine according to the data forwarding mode specified in the order of user's forward mode, removes access or till receiving the order of next user's forward mode until described radio customer machine.
If in step S450, radio reception device is determined to receive control command, then in step S460, determine that described control command is the releasing access request from radio customer machine further.If from the releasing access request of radio customer machine, then in step S470, radio reception device performs the releasing access process of radio customer machine, and terminates the data retransmission control treatment for described radio customer machine.
On the other hand, if in step S460, determine that described control command is not the releasing access request from radio customer machine, then return step S430, determine whether described control command comprises user's forward mode order of described radio customer machine mark and data forwarding mode information further.
If in step S410, do not receive the access request from radio customer machine, or in step S430, do not receive the user's forward mode order comprising described radio customer machine mark and data forwarding mode information, then return the beginning of the process that described data retransmission controls.
In addition, although do not illustrate in the diagram, but according to exemplary embodiment of the present invention, in radio reception device running, if receive the user's forward mode order comprising radio customer machine mark (as MAC Address) and data forwarding mode information from wireless common control equipment, then as in step S440, radio reception device carries out from described radio customer machine and the forwarding of data sending to described radio customer machine according to the data forwarding mode specified in the order of user's forward mode, until described radio customer machine releasing access or till receiving the order of next user's forward mode.
In the diagram, for convenience of explanation, only illustrate comprising access request, removing the process of the control command/message of access request and the order of user's forward mode, but the invention is not restricted to mentioned order/message, control command/message that can be mutual in other wireless networks.
Fig. 5 illustrates the process of the data forwarding controlling method that exemplary embodiment according to the present invention performs at wireless common control equipment.Fig. 5 mainly illustrates when radio customer machine access of radio network, and the radio customer machine of wireless common control equipment to access carries out the process of data forwarding mode control.
With reference to Fig. 5, when in step S510, when wireless common control equipment is determined to receive the user's access request from radio customer machine, in step S520, wireless common control equipment performs the access response process of described radio customer machine.After this, when after the access response being successfully completed radio customer machine, in step S530, wireless common control equipment determines the data forwarding mode of described radio customer machine, and established data forward mode is local forward mode or concentrated forward mode.According to a preferred embodiment of the invention, wireless common control equipment determines the data forwarding mode of described radio customer machine according to current system loading condition.Such as, if now wireless common control equipment determines current system load close to saturated, then the data forwarding mode of the radio customer machine being used for described new access can be defined as local forward mode by wireless common control equipment, to alleviate the load of system; On the contrary, if wireless common control equipment determines that the radio customer machine (or user) of current access is less, then the data forwarding mode of the radio customer machine being used for described new access can be defined as concentrated forward mode.
After this, in step S540, wireless common control equipment user's forward mode order of information of radio customer machine mark (as MAC Address) and established data forward mode that comprise described access is sent to as described in the radio reception device that is connected of radio customer machine.Since then, the radio reception device receiving the order of described user's forward mode can use the data retransmission of information and executing for described radio customer machine of radio customer machine mark in the order of described user's forward mode and established data forward mode.
Although not shown in Figure 5, according to exemplary embodiment of the present invention, wireless common control equipment is real-time monitoring system load and/or network traffics also.If the network traffics of wireless common control equipment determination specific wireless client computer reach predetermined amount of flow value, then wireless common control equipment determines the data forwarding mode of described specific wireless client computer, and transmission comprises user's forward mode order of the information of described specific wireless client identifying and instruction established data forward mode to corresponding radio reception device.Such as, if the network traffics monitoring specific wireless client computer continue to increase to predetermined amount of flow value, then wireless common control equipment can determine the data forwarding mode of described specific wireless client computer is local forward mode.
According to exemplary embodiment of the present invention, wireless common control equipment is by the network traffics of the customer flow information monitoring specific wireless client computer from radio reception device reception.
If when the load of wireless common control equipment certainty annuity reaches predetermined threshold, then wireless common control equipment can determine the data forwarding mode of at least one radio customer machine, and will comprise each radio customer machine mark and indicate user's forward mode order of the information of described data forwarding mode to send to the radio reception device be connected with described each radio customer machine respectively.
The present invention also provides a kind of wireless common control equipment for performing described data forwarding controlling method and a kind of radio reception device for performing described data forwarding controlling method.
As mentioned above, data forwarding mode can be issued for the radio customer machine of access to the radio reception device be connected with the radio customer machine of access according to data forwarding controlling method of the present invention and corresponding equipment, thus in a wireless network, support two kinds of data forwarding mode simultaneously simultaneously.
In addition, can according to current network condition and system load according to data forwarding controlling method of the present invention and corresponding equipment, dynamically determine the data forwarding mode of the radio customer machine accessed, and be handed down to corresponding radio reception device, the forwarding strategy of flexible adjustment customer flow, be conducive to when large scale deployment, solve the problem of whole control area traffic forwarding bottleneck, thus improve the response sensitivity that wireless common control equipment controls in real time to radio reception device.
Although show and describe the present invention with reference to preferred embodiment, it should be appreciated by those skilled in the art that when not departing from the spirit and scope of the present invention be defined by the claims, various amendment and conversion can be carried out to these embodiments.
Claims (5)
1., at the data forwarding controlling method that wireless common control equipment performs, comprising:
When responding the access request from radio customer machine, determine the data forwarding mode of described radio customer machine according to current system loading condition and/or current network condition, wherein, described data forwarding mode is local forward mode or concentrated forward mode,
And the user's forward mode order comprising radio customer machine mark and described data forwarding mode information is sent to the radio reception device be connected with described radio customer machine,
Wherein, the step determining the data forwarding mode of at least one radio customer machine according to current system loading condition comprises:
Supervisory control system load,
When certainty annuity load reaches predetermined threshold, determine the data forwarding mode of at least one radio customer machine described, and will described at least one radio customer machine mark be comprised and indicate user's forward mode order of described data forwarding mode information to send to the radio reception device be connected with at least one radio customer machine described respectively
Wherein, the step determining the data forwarding mode of specific wireless client computer according to current network condition comprises:
Monitoring traffic in network,
When determining that the network traffics of described specific wireless client computer reach predetermined amount of flow value, determine the data forwarding mode of described specific wireless client computer, and will described specific wireless client identifying be comprised and indicate user's forward mode order of described data forwarding mode information to send to the radio reception device be connected with described specific wireless client computer.
2. data forwarding controlling method as claimed in claim 1, wherein, by the network traffics of specific wireless client computer described in the customer flow information monitoring that receives from radio reception device.
3., at the data forwarding method that radio reception device performs, comprising:
When receiving the user's forward mode order comprising radio customer machine mark and data forwarding mode information from wireless common control equipment, the forwarding of the data message sent from described radio customer machine and the data message sending to described radio customer machine is performed according to described data forwarding mode, wherein, described data forwarding mode is local forward mode or concentrated forward mode
Wherein, the user's forward mode order comprising radio customer machine mark and data forwarding mode information received from wireless common control equipment obtains in the following manner:
When wireless common control equipment responds the access request from described radio customer machine, the data forwarding mode of described radio customer machine is determined according to current system loading condition and/or current network condition, and the user's forward mode order comprising radio customer machine mark and described data forwarding mode information is sent to the radio reception device be connected with described radio customer machine
Wherein, the step that wireless common control equipment determines the data forwarding mode of at least one radio customer machine according to current system loading condition comprises:
Supervisory control system load,
When certainty annuity load reaches predetermined threshold, determine the data forwarding mode of at least one radio customer machine described, and will described at least one radio customer machine mark be comprised and indicate user's forward mode order of described data forwarding mode information to send to the radio reception device be connected with at least one radio customer machine described respectively
Wherein, the step that wireless common control equipment determines the data forwarding mode of specific wireless client computer according to current network condition comprises:
Monitoring traffic in network,
When determining that the network traffics of described specific wireless client computer reach predetermined amount of flow value, determine the data forwarding mode of described specific wireless client computer, and will described specific wireless client identifying be comprised and indicate user's forward mode order of described data forwarding mode information to send to the radio reception device be connected with described specific wireless client computer.
4. a wireless common control equipment, comprising:
Monitoring module, for monitoring traffic in network and system load;
Forward control module, for when responding the access request from radio customer machine, determine the data forwarding mode of described radio customer machine according to current system loading condition and/or current network condition, wherein, described data forwarding mode is local forward mode or concentrated forward mode
And the user's forward mode order comprising radio customer machine mark and described data forwarding mode information is sent to the radio reception device be connected with described radio customer machine,
Wherein, when the network traffics of monitoring module determination specific wireless client computer reach predetermined amount of flow value, forward the data forwarding mode that control module determines described specific wireless client computer, and will described specific wireless client identifying be comprised and indicate user's forward mode order of described data forwarding mode information to send to the radio reception device be connected with described specific wireless client computer
Wherein, when the load of monitoring module certainty annuity reaches predetermined threshold, forward the data forwarding mode that control module determines at least one radio customer machine, and will described at least one radio customer machine mark be comprised and indicate user's forward mode order of described data forwarding mode information to send to the radio reception device be connected with described specific wireless client computer respectively.
5. wireless common control equipment as claimed in claim 4, wherein, monitoring module is by the network traffics of the customer flow information monitoring specific wireless client computer from radio reception device reception.
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| CN201210287218.0A CN102802237B (en) | 2012-08-13 | 2012-08-13 | Data forwarding controlling method and wireless common control equipment |
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| CN104349396B (en) * | 2013-08-09 | 2017-11-24 | 华为技术有限公司 | A kind of data packet forwarding method, apparatus and system |
| CN103491005A (en) * | 2013-09-06 | 2014-01-01 | 福建星网锐捷网络有限公司 | Method for controlling transmission of message, access point device and relevant system |
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