CN103607751A - Wireless device configuration method and system - Google Patents

Wireless device configuration method and system Download PDF

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Publication number
CN103607751A
CN103607751A CN201310576975.4A CN201310576975A CN103607751A CN 103607751 A CN103607751 A CN 103607751A CN 201310576975 A CN201310576975 A CN 201310576975A CN 103607751 A CN103607751 A CN 103607751A
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Prior art keywords
probe request
objective network
information
configuration
control appliance
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CN201310576975.4A
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李效坤
郑维玮
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SHENZHEN TONGLI TECHNOLOGY DEVELOPMENT Co Ltd
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SHENZHEN TONGLI TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

The invention discloses a wireless device configuration method and a system. The method comprises that: after a control device is accessed to a target network, a detection request frame carrying configuration information of the target network is broadcasted within the target network; and at least one target device in the target network enters a preset configuration mode to monitor the detection request frame, and configuration information is interpreted and acquired from the detection request frame when the detection request frame is monitored. Configuration of one or more target devices performed by the control device can be conveniently realized by the wireless device configuration method, and configuration is simple, rapid, intelligent and humanized so that a user joining a wireless network device is high in speed and has no perception without additionally increasing any hardware cost.

Description

Wireless device configuration method and system
Technical field
The present invention relates to radio network technique field, relate in particular to a kind of wireless device configuration method and system.
Background technology
Developing in depth and breadth of accompaniment networking, Smart Home, the application of WIFI in various kinds of equipment is also more and more extensive, and a lot of equipment does not have display unit, is referred to as headless devices, as wireless sound box, wireless socket etc.Very complicated for such equipment access home network, because this kind equipment does not have demonstration and input unit, cannot input password.And the configuration mode adopting is at present all too complicated, such as utilizing PC backstage access input password; Although the novel access way of other, as wps can address this problem, also needs router support, and the router that family has had at present is not necessarily supported above-mentioned novel access way.
Summary of the invention
Main purpose of the present invention is to provide a kind of and configures simply, cost is low, the wireless device configuration method and system of convenient access.
In order to achieve the above object, the present invention proposes a kind of wireless device configuration method, comprises the following steps:
After control appliance access objective network, the probe request that carries the configuration information of described objective network is broadcasted in described objective network;
At least one target device in described objective network enters default configuration mode and monitors probe request, when listening to probe request, from described probe request, resolves and obtains described configuration information.
Preferably, after described control appliance access objective network, the step that the probe request that carries the configuration information of described objective network is broadcasted in described objective network comprises:
After described control appliance access objective network, obtain the configuration information of described objective network;
Described configuration information is added to feature head is packaged into information word;
Described information word is embedded in described probe request and broadcasted in described objective network.
Preferably, at least one target device in described objective network enters default configuration mode and monitors probe request, when listening to probe request, resolves the step of obtaining described configuration information and comprise from described probe request:
At least one target device in described objective network enters default configuration mode and monitors probe request;
When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If so,
Judge that described probe request is effective, resolve described probe request, from described information word, obtain the relevant information of described configuration information and described probe request.
Preferably, described control appliance adds that to configuration information feature head also comprises after being packaged into the step of information word:
Described control appliance adopts the cryptographic algorithm of agreement to generate enciphered message unit to described information word;
Described control appliance embeds by information word the step of broadcasting in described objective network in described probe request and comprises:
Described control appliance will be broadcasted in the described probe request of described enciphered message unit's embedding in described objective network.
Preferably, described target device, when probe request is effective, is resolved probe request, and the step of obtaining the relevant information of described configuration information and described probe request from described information word comprises:
Described target device is resolved described probe request, obtains the relevant information of described enciphered message unit and described probe request;
Decruption key with agreement is decrypted described enciphered message unit, obtains described configuration information.
Preferably, the method also comprises:
Described target device returns to probing response frame according to described relevant information to described control appliance.
Preferably, the method also comprises:
The validity of described configuration information is carried out to verification;
Check results is embedded in described probing response frame;
According to described relevant information, to described control appliance, return to probing response frame.
Preferably, the method also comprises:
Described target device accesses described objective network according to described configuration information.
The present invention also proposes a kind of wireless device configuration system, comprise control appliance and with at least one target device of described control appliance in objective network, wherein:
Described control appliance for after access objective network, is broadcasted the probe request that carries the configuration information of described objective network in described objective network;
Described at least one target device, monitors probe request for entering default configuration mode, when listening to probe request, from described probe request, resolves and obtains described configuration information.
Preferably, described control appliance, also, for accessing after objective network, obtains the configuration information of described objective network; Described configuration information is added to feature head is packaged into information word; Described information word is embedded in described probe request and broadcasted in described objective network.
Preferably, described at least one target device, also monitors probe request for entering default configuration mode; When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If so, judge that described probe request is effective, resolve described probe request, from described information word, obtain the relevant information of described configuration information and described probe request.
Preferably, described control appliance, also for adopting the cryptographic algorithm of agreement to generate enciphered message unit to described information word; And will in the described probe request of described enciphered message unit's embedding, in described objective network, broadcast.
Preferably, described target device, also for resolving described probe request, obtains the relevant information of described enciphered message unit and described probe request; Decruption key with agreement is decrypted described enciphered message unit, obtains described configuration information.
Preferably, described target device, also for returning to probing response frame according to described relevant information to described control appliance.
Preferably, described target device, also for carrying out verification to the validity of described configuration information; Check results is embedded in described probing response frame; According to described relevant information, to described control appliance, return to probing response frame.
Preferably, described target device, also for accessing described objective network according to described configuration information.
Preferably, described target device is WIFI equipment.
A kind of wireless device configuration method and system that the present invention proposes, control appliance, after access objective network, is broadcasted the probe request that carries the configuration information of objective network in objective network; At least one target device in objective network enters default configuration mode and monitors probe request, when listening to probe request, from probe request, resolve and obtain configuration information, so that according to this configuration information access objective network, pass through such scheme, can easily realize the configuration of control appliance to one or more target devices, its configuration is simple, quick, intelligent humanized, make to add Wireless Communication Equipment user fast, unaware, and do not need additionally to increase any hardware cost.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram that the embodiment of the present invention relates to;
Fig. 2 is the schematic flow sheet of wireless device configuration method the first embodiment of the present invention;
Fig. 3 is the schematic flow sheet of wireless device configuration method the second embodiment of the present invention;
Fig. 4 is the schematic diagram of mutual explore frame between control appliance and target device in the embodiment of the present invention;
Fig. 5 is the schematic flow sheet of wireless device configuration method the 3rd embodiment of the present invention;
Fig. 6 is the structural representation of wireless device configuration system of the present invention preferred embodiment.
In order to make technical scheme of the present invention clearer, clear, below in conjunction with accompanying drawing, be described in further detail.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, Fig. 1 is the system architecture schematic diagram that the embodiment of the present invention relates to, this system architecture comprise control appliance and with control appliance several target devices in same objective network.
Wherein, objective network can be WLAN(Wireless Local Area Network, WLAN), in WLAN signal coverage areas, user is by supporting that each Terminal Type of WLAN can high speed access the Internet, this terminal can, for WIFI(wireless fidelity such as notebook computer, mobile phone, panel computers, claim again 802.11b standard) terminal.
Control appliance can be the intelligent WIFI terminals such as mobile phone, notebook, panel computer.
Target device can be the WIFI equipment without a head such as WIFI sound equipment, WIFI electric light, WIFI refrigerator, WIFI switch, WIFI ammeter.
Because above-mentioned WIFI equipment without a head does not show and input unit, cannot input password, access home network is very complicated, if adopt novel access way, router is had to higher requirement.
The embodiment of the present invention can be utilized the mutual of explore frame between intelligent WIFI terminal (control appliance) and WIFI equipment without a head (target device), solve the problem of WIFI equipment simple and fast access target WiFi network without a head, can support WIFI equipment batch configuration without a head simultaneously.
In addition, consider in the technical standard IEEE802.11 of WIFI, the network of basic schema, equipment room is not directly communication, all must be through access point transfer, although added afterwards P2P standard, but not all equipment is all supported, embodiment of the present invention scheme, and need not be set up in the situation of physical connection without supporting P2P at equipment, can direct sharing information.
Particularly, based on said system framework, as shown in Figure 2, first embodiment of the invention proposes a kind of wireless device configuration method, comprising:
Step S101 after control appliance access objective network, broadcasts the probe request that carries the configuration information of described objective network in described objective network;
In conjunction with the first stage shown in Fig. 1, control appliance (intelligent WIFI terminal) is by normal mode (input password) access objective network.
In conjunction with the second stage shown in Fig. 1, control appliance utilizes the broadcast frame of WiFi, in the situation that not setting up physical connection with target device, configuration information is not shared with to all target devices to be configured.
Wherein, broadcast frame can be plaintext frame, and the present embodiment is illustrated with probe request.
Particularly, after control appliance access objective network, collect the configuration information of objective network, this configuration information is the corresponding information of equipment connection WLAN, comprises network title SSID, password and the cipher mode etc. of objective network.
Then, described configuration information is embedded into the specific fields SSID(of probe request or other clear text field as OID) in, utilize control appliance active scan to search for the operation of this specific fields SSID, in objective network, the mode by probe request with broadcast sends.
Step S102, at least one target device in described objective network enters default configuration mode and monitors probe request, when listening to probe request, from described probe request, resolves and obtains described configuration information.
In objective network, one or more target devices, by periodically monitoring probe request, can receive this probe request simultaneously.
For the monitoring of realize target equipment to probe request, the present embodiment is by the driver of modifying target equipment, make target device enter configuration mode, under this configuration mode, target device can periodically be monitored probe request (under normal circumstances, the equipment under objective network only sends probe request, does not receive and does not also respond this probe request), and judge that whether this probe request is effective, effectively resolve and obtain described configuration information; Invalid this probe request that abandons.
Target device, after obtaining configuration information, can be connected to WLAN by this configuration information; Certainly, whether target device also can receive to control appliance feedback the probing response frame of configuration information; In addition, the validity that target device can also this configuration information is verified, and the result is fed back to control appliance.
Thus, the mode by broadcast, can easily realize the configuration of control appliance to one or more target devices, and not need additionally to increase any hardware cost.
More specifically, as a kind of execution mode, in control appliance side, after control appliance access objective network, the process of obtaining the configuration information of described objective network can be as follows:
First, after described control appliance access objective network, obtain the configuration information of described objective network;
Then, control appliance adds that to described configuration information feature head is packaged into information word;
Finally, described information word is embedded in described probe request and broadcasted in described objective network.
In target device side, at least one target device in objective network enters default configuration mode and monitors probe request; When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If, judge that described probe request is effective, resolve described probe request, from described information word, obtain the relevant information of described configuration information and described probe request, wherein, the relevant information of probe request comprises that the MAC Address in the source place of probe request, signal access frequency etc., so that object equipment can feed back probing response frame to control appliance according to above-mentioned relevant information.
As another kind of execution mode, can also be encrypted information word, to improve the mutual fail safe of probe request.Thus, in control appliance side, after control appliance access objective network, the process of obtaining the configuration information of described objective network specifically can be as follows:
First, after described control appliance access objective network, obtain the configuration information of described objective network;
Then, control appliance adds that to described configuration information feature head is packaged into information word;
Finally, control appliance adopts the cryptographic algorithm (as displacement cryptographic algorithm) of agreement to generate enciphered message unit to described information word; And will in the described probe request of described enciphered message unit's embedding, in described objective network, broadcast.
In target device side, at least one target device in objective network enters default configuration mode and monitors probe request; When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If so, judge that described probe request is effective, resolve described probe request, obtain the relevant information of described enciphered message unit and described probe request; Then, with the decruption key of arranging, described enciphered message unit is decrypted, obtains described configuration information.
The present embodiment is by such scheme, and control appliance, after access objective network, is broadcasted the probe request that carries the configuration information of objective network in objective network; At least one target device in objective network enters default configuration mode and monitors probe request, when listening to probe request, from probe request, resolve and obtain configuration information, so that according to this configuration information access objective network, pass through such scheme, can easily realize the configuration of control appliance to one or more target devices, its configuration is simple, quick, intelligent humanized, make to add Wireless Communication Equipment user fast, unaware, and do not need additionally to increase any hardware cost.
As shown in Figure 3, second embodiment of the invention proposes a kind of wireless device configuration method, on the basis of above-mentioned the first embodiment, after above-mentioned steps S102, can also comprise:
Step S103, described target device returns to probing response frame according to described relevant information to described control appliance.
The difference of the present embodiment and above-mentioned the first embodiment is, the present embodiment also comprises that target device returns to the scheme (in conjunction with the result feedback in the second stage shown in Fig. 1) of probing response frame to control appliance.
Particularly, control appliance in objective network during broadcast probe request frame, can carry the information such as the source address of this probe request and destination address and transmission frequency in probe request; Target device is after the probe request of the control appliance broadcast of obtaining, when this probe request of parsing is obtained configuration information, also preserve the relevant information of this probe request, wherein, the relevant information of probe request comprises that the MAC Address in the source place of probe request, signal access frequency etc., thus, object equipment can feed back probing response frame to control appliance according to above-mentioned relevant information, to inform whether control appliance receives probe request.
Further, object equipment is getting after configuration information by parsing, can also carry out verification to the validity of described configuration information, whether successful with this time configuration of judgement, wherein, whether the validity check of configuration information can be realized by this configuration information access objective network by target device, if access successfully, judge that this configuration information is effective, otherwise judge that this configuration information is invalid.
Whether target device can embed check results in described probing response frame and feed back to control appliance, successful to inform this time configuration of control appliance.
Thus, pass through such scheme, the mutual reliability of explore frame and the configuration reliability of target device between control appliance and target device have been improved, realize the configuration of control appliance to one or more target devices, and do not needed through any access point apparatus, also do not needed one equipment to invent access point, therefore, its configuration is simple, fast, intelligent humanized, make to add Wireless Communication Equipment user fast, unaware, and do not need additionally to increase any hardware cost.
Below in conjunction with Fig. 4, elaborate in the present embodiment and by probe request, carry out Information Sharing between control appliance and target device, the process of realize target equipment access configuration:
As shown in Figure 4, in control appliance side, first, control appliance is collected the configuration information X of objective network, this configuration information X comprises network title SSID, password and the cipher mode etc. of objective network, this configuration information X is added to a feature a is packaged into information word a+X, through cryptographic algorithm (such as displacement cryptographic algorithm) the generation enciphered message f (a+X) of unit of agreement.
Afterwards, control appliance is by the information word f (a+X) after encrypting, be embedded in the specific fields SSID of probe request (or other clear text field is as OID), probe request is broadcasted away in the operation that utilizes the active scan of control appliance to search for this specific fields SSID.Because being specifies SSID to have search, in network, other access point can't respond.Therefore on the network load of targeted environment without impact, and control appliance can not disconnect current network yet, does not affect the use of other business of control appliance (such as downloading service).
In target device side, by the driver of modifying target equipment, allow target device enter configuration mode, under this pattern, can full frequency band monitoring receive probe request, and utilize the decruption key processing of agreement to receive probe request, if find the information word containing a feature a, record the relevant information L of probe request, proceed to next step, otherwise abandon this probe request.
Wherein, it should be noted that, under normal circumstances, only has just reception & disposal probe request of access point, equipment in objective network only sends probe request, does not receive and does not respond this frame, and the present embodiment need to create a configuration mode, under this configuration mode, by the driver of modifying target equipment, target device can periodically be monitored probe request, and judges that whether this frame is effective, effectively resolve, invalidly abandon.Because the quantity of this frame is very little, therefore, this scheme realizes simple, and can still be operated under equipment self pattern.
Afterwards, target device is by the f (a+X) of decryption information unit, thereby take out configuration information X, the validity of target device checking configuration information X, the result is embedded in probe requests thereby response frame again, in conjunction with the relevant information L recording before, camouflage generates a probing response frame, and directive sending returns control appliance.
Thus, control appliance and target device be not in the situation that setting up physical connection, through realizing alternately sharing of configuration information of two explore frames, its speed is wanted fast a lot (common access point interactive mode compared with alternate manner, at least will be at 10 more than frame), in addition, because probe request is broadcast nature, therefore can realize one-to-many and share, by each target device, respond separately configuration result.
Compared to existing technology, the embodiment of the present invention is mutual by explore frame between control appliance and target device, in control appliance side, make the control appliance can be in the situation that does not disconnect existing connection, utilize the function (active scan) of adding network, configuration information is embedded in probe request and is broadcasted away, do not affect network load, in target device side, make the receiving mode of target device become the pattern (this only has access point just can process in normal standard) that can receive probe request, the probe requests thereby information being received by target device basis, pretending to generate a probe requests thereby that has embedded the result responds, thus, realized the configuration of control appliance to one or more target devices, and do not need through any access point apparatus, do not need one equipment to invent access point yet, therefore, its configuration is simple, fast, intelligent humanized, make to add Wireless Communication Equipment user quick, unaware, and do not need additionally to increase any hardware cost.
In actual applications, user only need to install a simple APP application software at intelligent wifi terminal (mobile phone, notebook, PAD) end, the target device (one or more) of needs configuration is switched to configuration status simultaneously.User opens APP application software and selects to share current network and can realize a key configuration purpose marking device.This scheme does not have specific (special) requirements to control appliance and target device, conventional equipment.It can be widely used in intelligent appliance, as: all WIFI equipment without a head such as WIFI sound equipment, WIFI electric light, WIFI refrigerator, also can be applied in Internet of Things and the industrial control equipments such as WIFI switch, WIFI ammeter.
As shown in Figure 5, third embodiment of the invention proposes a kind of wireless device configuration method, on the basis of above-mentioned the first embodiment, after above-mentioned steps S102, can also comprise:
Step S104, described target device accesses described objective network according to described configuration information.
The difference of the present embodiment and above-mentioned the first embodiment is, the present embodiment also comprises the scheme (in conjunction with the phase III shown in Fig. 1) of target device access objective network.
Particularly, target device, after getting configuration information, can select to access objective network as required, when needs access objective network, according to home networks such as this configuration information access WLAN, and automatically switch to normal operating conditions, realize thus the network control to this target device.
In addition, this embodiment can also combine enforcement with the embodiment shown in above-mentioned Fig. 4, does not repeat them here.
The embodiment of the present invention can utilize existing intelligent wifi terminal (notebook, smart mobile phone or PAD) first to access existing objective network (home router), collect relevant configuration information, then with the WIFI broadcast mode after improved encryption, send to target device, target device receives with the information processing manner after improving the information word that contains configuration information again, to being automatically associated to objective network after information word deciphering.This process does not need target device to add any go-between, without virtual access point network yet, can realize the brief information of equipment room and share, and can be used for the confirmation of equipment room state information in Internet of Things, and this information can be encrypted assurance fail safe; In addition by broadcast mode, carry out information broadcasting, can batch configuration, simplified the switching of all devices overall network in family, such as changing router, new password etc. more, and go to upgrade without one one, improve thus the allocative efficiency of target device, whole process is automatically to complete, and need not user participate in, and user is experienced fabulous.
As shown in Figure 6, preferred embodiment of the present invention proposes a kind of wireless device configuration system, comprise control appliance 201 and with at least one target device 202 of described control appliance 201 in objective network, the application scenarios of this system can be with reference to shown in above-mentioned Fig. 1, wherein:
Described control appliance 201 for after access objective network, is broadcasted the probe request that carries the configuration information of described objective network in described objective network;
Described at least one target device 202, monitors probe request for entering default configuration mode, when listening to probe request, from described probe request, resolves and obtains described configuration information.This target device 202 is specifically as follows WIFI equipment.
Particularly, in conjunction with the first stage shown in Fig. 1, control appliance 201(intelligence WIFI terminal) by normal mode (input password) access objective network.
In conjunction with the second stage shown in Fig. 1, control appliance 201 utilizes the broadcast frame of WIFI, in the situation that not setting up physical connection with target device 202, configuration information is not shared with to all target devices to be configured 202.
Wherein, broadcast frame can be plaintext frame, and the present embodiment is illustrated with probe request.
Particularly, after control appliance 201 access objective networks, collect the configuration information of objective network, this configuration information is the corresponding information of equipment connection WLAN, comprises network title SSID, password and the cipher mode etc. of objective network.
Then, described configuration information is embedded into the specific fields SSID(of probe request or other clear text field as OID) in, the operation that utilizes control appliance 201 active scan to search for this specific fields SSID, in objective network, the mode by probe request with broadcast sends.
In objective network, one or more target devices 202, by periodically monitoring probe request, can receive this probe request simultaneously.
Monitoring for 202 pairs of probe request of realize target equipment, the present embodiment is by the driver of modifying target equipment 202, make target device 202 enter configuration mode, under this configuration mode, target device 202 can periodically be monitored probe request (under normal circumstances, the equipment under objective network only sends probe request, does not receive and does not also respond this probe request), and judge that whether this probe request is effective, effectively resolve and obtain described configuration information; Invalid this probe request that abandons.
Target device 202, after obtaining configuration information, can be connected to WLAN by this configuration information; Certainly, whether target device 202 also can receive to control appliance 201 feedbacks the probing response frame of configuration information; In addition, target device 202 can also be verified the validity of this configuration information, and the result is fed back to control appliance 201.
Thus, the mode by broadcast, can easily realize the configuration of 201 pairs of one or more target devices 202 of control appliance, and not need additionally to increase any hardware cost.
More specifically, as a kind of execution mode, in control appliance 201 sides, after control appliance 201 access objective networks, the process of obtaining the configuration information of described objective network can be as follows:
First, after described control appliance 201 access objective networks, obtain the configuration information of described objective network;
Then, 201 pairs of described configuration informations of control appliance add that feature head is packaged into information word;
Finally, described information word is embedded in described probe request and broadcasted in described objective network.
In target device 202 sides, at least one target device 202 in objective network enters default configuration mode and monitors probe request; When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If, judge that described probe request is effective, resolve described probe request, from described information word, obtain the relevant information of described configuration information and described probe request, wherein, the relevant information of probe request comprises that the MAC Address in the source place of probe request, signal access frequency etc., so that object equipment can be according to above-mentioned relevant information to control appliance 201 feedback probing response frames.
As another kind of execution mode, control appliance 201 can also be encrypted information word, to improve the mutual fail safe of probe request.Thus, in control appliance 201 sides, after control appliance 201 access objective networks, the process of obtaining the configuration information of described objective network specifically can be as follows:
First, after described control appliance 201 access objective networks, obtain the configuration information of described objective network;
Then, 201 pairs of described configuration informations of control appliance add that feature head is packaged into information word;
Finally, 201 pairs of described information words of control appliance adopt the cryptographic algorithm (as displacement cryptographic algorithm) of agreement to generate enciphered message unit; And will in the described probe request of described enciphered message unit's embedding, in described objective network, broadcast.
In target device 202 sides, at least one target device 202 in objective network enters default configuration mode and monitors probe request; When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If so, judge that described probe request is effective, resolve described probe request, obtain the relevant information of described enciphered message unit and described probe request; Then, with the decruption key of arranging, described enciphered message unit is decrypted, obtains described configuration information.
The present embodiment is by such scheme, and control appliance 201, after access objective network, is broadcasted the probe request that carries the configuration information of objective network in objective network; At least one target device 202 in objective network enters default configuration mode and monitors probe request, when listening to probe request, from probe request, resolve and obtain configuration information, so that according to this configuration information access objective network, pass through such scheme, can easily realize the configuration of 201 pairs of one or more target devices 202 of control appliance, its configuration is simple, quick, intelligent humanized, make to add Wireless Communication Equipment user fast, unaware, and do not need additionally to increase any hardware cost.
Further, target device 202 can also return to probing response frame to described control appliance 201 according to described relevant information.
Particularly, in conjunction with the result feedback in the second stage shown in Fig. 1, control appliance 201 in objective network during broadcast probe request frame, can carry the information such as the source address of this probe request and destination address and transmission frequency in probe request; Target device 202 is after the probe request of control appliance 201 broadcast of obtaining, when this probe request of parsing is obtained configuration information, also preserve the relevant information of this probe request, wherein, the relevant information of probe request comprises that the MAC Address in the source place of probe request, signal access frequency etc., thus, object equipment can be according to above-mentioned relevant information to control appliance 201 feedback probing response frames, to inform whether control appliance 201 receives probe request.
Further, object equipment is getting after configuration information by parsing, can also carry out verification to the validity of described configuration information, whether successful with this time configuration of judgement, wherein, whether the validity check of configuration information can be realized by this configuration information access objective network by target device 202, if access successfully, judge that this configuration information is effective, otherwise judge that this configuration information is invalid.
Whether target device 202 can embed check results in described probing response frame and feed back to control appliance 201, successful to inform this time configuration of control appliance 201.
Thus, pass through such scheme, the mutual reliability of explore frame and the configuration reliability of target device 202 between control appliance 201 and target device 202 have been improved, realized the configuration of 201 pairs of one or more target devices 202 of control appliance, and do not need through any access point apparatus, do not need one equipment to invent access point yet, therefore, its configuration is simple, quick, intelligent humanized, make to add Wireless Communication Equipment user fast, unaware, and do not need additionally to increase any hardware cost.
Below in conjunction with Fig. 4, elaborate in the present embodiment and by probe request, carry out Information Sharing between control appliance 201 and target device 202, the process of realize target equipment 202 access configurations:
As shown in Figure 4, in control appliance 201 sides, first, control appliance 201 is collected the configuration information X of objective network, this configuration information X comprises network title SSID, password and the cipher mode etc. of objective network, this configuration information X is added to a feature a is packaged into information word a+X, through cryptographic algorithm (such as displacement cryptographic algorithm) the generation enciphered message f (a+X) of unit of agreement.
Afterwards, control appliance 201 is by the information word f (a+X) after encrypting, be embedded in the specific fields SSID of probe request (or other clear text field is as OID), probe request is broadcasted away in the operation that utilizes the active scan of control appliance 201 to search for this specific fields SSID.Because being specifies SSID to have search, in network, other access point can't respond.Therefore on the network load of targeted environment without impact, and control appliance 201 can not disconnect current network yet, does not affect the use of control appliance 201 other business (such as downloading service).
In target device 202 sides, by the driver of modifying target equipment 202, allow target device 202 enter configuration mode, under this pattern, can full frequency band monitoring receive probe request, and utilize the decruption key processing of agreement to receive probe request, if find the information word containing a feature a, record the relevant information L of probe request, proceed to next step, otherwise abandon this probe request.
Wherein, it should be noted that, under normal circumstances, only has just reception & disposal probe request of access point, equipment in objective network only sends probe request, does not receive and does not respond this frame, and the present embodiment need to create a configuration mode, under this configuration mode, by the driver of modifying target equipment 202, target device 202 can periodically be monitored probe request, and judges that whether this frame is effective, effectively resolve, invalidly abandon.Because the quantity of this frame is very little, therefore, this scheme realizes simple, and can still be operated under equipment self pattern.
Afterwards, target device 202 is by the f (a+X) of decryption information unit, thereby take out configuration information X, the validity of target device 202 checking configuration information X, the result is embedded in probe requests thereby response frame again, in conjunction with the relevant information L recording before, camouflage generates a probing response frame, and directive sending returns control appliance 201.
Thus, control appliance 201 and target device 202 be not in the situation that setting up physical connection, through realizing alternately sharing of configuration information of two explore frames, its speed is wanted fast a lot (common access point interactive mode compared with alternate manner, at least will be at 10 more than frame), in addition, because probe request is broadcast nature, therefore can realize one-to-many and share, by each target device 202, respond separately configuration result.
Compared to existing technology, the embodiment of the present invention is mutual by explore frame between control appliance 201 and target device 202, in control appliance 201 sides, make the control appliance 201 can be in the situation that does not disconnect existing connection, utilize the function (active scan) of adding network, configuration information is embedded in probe request and is broadcasted away, do not affect network load, in target device 202 sides, make the receiving mode of target device 202 become the pattern (this only has access point just can process in normal standard) that can receive probe request, the probe requests thereby information being received by target device 202 bases, pretending to generate a probe requests thereby that has embedded the result responds, thus, realized the configuration of 201 pairs of one or more target devices 202 of control appliance, and do not need through any access point apparatus, do not need one equipment to invent access point yet, therefore, its configuration is simple, fast, intelligent humanized, make to add Wireless Communication Equipment user quick, unaware, and do not need additionally to increase any hardware cost.
In actual applications, user only need to install a simple APP application software at intelligent wifi terminal (mobile phone, notebook, PAD) end, simultaneously by the target device 202(of needs configuration one or more) be switched to configuration status.User opens APP application software and selects to share current network and can realize a key configuration purpose marking device 202.This scheme does not have specific (special) requirements, conventional equipment to control appliance 201 and target device 202.It can be widely used in intelligent appliance, as: all WIFI equipment without a head such as WIFI sound equipment, WIFI electric light, WIFI refrigerator, also can be applied in Internet of Things and the industrial control equipments 201 such as WIFI switch, WIFI ammeter.
Further, the present embodiment target device 202 can also access described objective network according to described configuration information.
Particularly, in conjunction with the phase III shown in Fig. 1, target device 202 is after getting configuration information, can select as required to access objective network, when needs access objective network, according to home networks such as this configuration information access WLAN, and automatically switch to normal operating conditions, realize thus the network control to this target device 202.
The embodiment of the present invention can utilize existing intelligent wifi terminal (notebook, smart mobile phone or PAD) first to access existing objective network (home router), collect relevant configuration information, then with the WIFI broadcast mode after improved encryption, send to target device 202, target device 202 receives with the information processing manner after improving the information word that contains configuration information again, to being automatically associated to objective network after information word deciphering.This process does not need target device 202 to add any go-between, without virtual access point network yet, can realize the brief information of equipment room and share, and can be used for the confirmation of equipment room state information in Internet of Things, and this information can be encrypted assurance fail safe; In addition by broadcast mode, carry out information broadcasting, can batch configuration, simplified the switching of all devices overall network in family, such as changing router, new password etc. more, and go to upgrade without one one, improve thus the allocative efficiency of target device 202, whole process is automatically to complete, and need not user participate in, and user is experienced fabulous.
Above are only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.

Claims (17)

1. a wireless device configuration method, is characterized in that, comprises the following steps:
After control appliance access objective network, the probe request that carries the configuration information of described objective network is broadcasted in described objective network;
At least one target device in described objective network enters default configuration mode and monitors probe request, when listening to probe request, from described probe request, resolves and obtains described configuration information.
2. wireless device configuration method according to claim 1, is characterized in that, after described control appliance access objective network, the step that the probe request that carries the configuration information of described objective network is broadcasted in described objective network comprises:
After described control appliance access objective network, obtain the configuration information of described objective network;
Described configuration information is added to feature head is packaged into information word;
Described information word is embedded in described probe request and broadcasted in described objective network.
3. wireless device configuration method according to claim 2, it is characterized in that, at least one target device in described objective network enters default configuration mode and monitors probe request, when listening to probe request, from described probe request, resolve the step obtain described configuration information and comprise:
At least one target device in described objective network enters default configuration mode and monitors probe request;
When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If so,
Judge that described probe request is effective, resolve described probe request, from described information word, obtain the relevant information of described configuration information and described probe request.
4. wireless device configuration method according to claim 3, is characterized in that, described control appliance adds that to configuration information feature head also comprises after being packaged into the step of information word:
Described control appliance adopts the cryptographic algorithm of agreement to generate enciphered message unit to described information word;
Described control appliance embeds by information word the step of broadcasting in described objective network in described probe request and comprises:
Described control appliance will be broadcasted in the described probe request of described enciphered message unit's embedding in described objective network.
5. wireless device configuration method according to claim 4, it is characterized in that, described target device, when probe request is effective, is resolved probe request, and the step of obtaining the relevant information of described configuration information and described probe request from described information word comprises:
Described target device is resolved described probe request, obtains the relevant information of described enciphered message unit and described probe request;
Decruption key with agreement is decrypted described enciphered message unit, obtains described configuration information.
6. according to the wireless device configuration method described in claim 3 or 4, it is characterized in that, also comprise:
Described target device returns to probing response frame according to described relevant information to described control appliance.
7. wireless device configuration method according to claim 5, is characterized in that, also comprises:
The validity of described configuration information is carried out to verification;
Check results is embedded in described probing response frame;
According to described relevant information, to described control appliance, return to probing response frame.
8. wireless device configuration method according to claim 7, is characterized in that, also comprises:
Described target device accesses described objective network according to described configuration information.
9. a wireless device configuration system, is characterized in that, comprise control appliance and with at least one target device of described control appliance in objective network, wherein:
Described control appliance for after access objective network, is broadcasted the probe request that carries the configuration information of described objective network in described objective network;
Described at least one target device, monitors probe request for entering default configuration mode, when listening to probe request, from described probe request, resolves and obtains described configuration information.
10. wireless device configuration system according to claim 9, is characterized in that,
Described control appliance, also, for accessing after objective network, obtains the configuration information of described objective network; Described configuration information is added to feature head is packaged into information word; Described information word is embedded in described probe request and broadcasted in described objective network.
11. wireless device configuration systems according to claim 10, is characterized in that,
Described at least one target device, also monitors probe request for entering default configuration mode; When listening to probe request, judge whether the information word that described probe request is carried contains described feature head; If not, judge that described probe request is invalid, and abandon described probe request; If so, judge that described probe request is effective, resolve described probe request, from described information word, obtain the relevant information of described configuration information and described probe request.
12. wireless device configuration systems according to claim 11, is characterized in that,
Described control appliance, also for adopting the cryptographic algorithm of agreement to generate enciphered message unit to described information word; And will in the described probe request of described enciphered message unit's embedding, in described objective network, broadcast.
13. wireless device configuration systems according to claim 12, is characterized in that,
Described target device, also for resolving described probe request, obtains the relevant information of described enciphered message unit and described probe request; Decruption key with agreement is decrypted described enciphered message unit, obtains described configuration information.
14. according to the wireless device configuration system described in claim 11 or 12, it is characterized in that,
Described target device, also for returning to probing response frame according to described relevant information to described control appliance.
15. wireless device configuration systems according to claim 13, is characterized in that,
Described target device, also for carrying out verification to the validity of described configuration information; Check results is embedded in described probing response frame; According to described relevant information, to described control appliance, return to probing response frame.
16. wireless device configuration systems according to claim 15, is characterized in that,
Described target device, also for accessing described objective network according to described configuration information.
17. wireless device configuration systems according to claim 9, is characterized in that, described target device is WIFI equipment.
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