CN104144491B - A kind of method and system to the real-time positioning of WiFi terminal - Google Patents
A kind of method and system to the real-time positioning of WiFi terminal Download PDFInfo
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- CN104144491B CN104144491B CN201310170075.XA CN201310170075A CN104144491B CN 104144491 B CN104144491 B CN 104144491B CN 201310170075 A CN201310170075 A CN 201310170075A CN 104144491 B CN104144491 B CN 104144491B
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Abstract
The invention discloses a kind of method and system to the real-time positioning of WiFi terminal, PORTAL servers receive the HTTP access requests of WiFi terminal transmission, according to the IP address of WiFi terminal, identify the access server of WiFi terminal access, the access server port returned according to access server and the access server and vlan information, the wireless access point AP equipment of WiFi terminal access is determined, and the real-time positioning to WiFi terminal is realized according to the deployed position of AP equipment.The method and system of the present invention, can reversal of identification go out the upper level link of WiFi user, and utilize the unique corresponding relation established between access server, access server port, the logical link information of the element of AP service VLAN three composition and the whole network AP equipment, in real time, WiFi user is positioned exactly, any application software is installed without terminal, to bearer network also without particular/special requirement, therefore strong applicability, can improve the WiFi stationkeeping abilities of telecom operators and its Service coverage of related service conscientiously.
Description
Technical field
The present invention relates to mobile positioning technique field, more particularly to a kind of method to the real-time positioning of WiFi terminal and it is
System.
Background technology
User's space position location services in moving communicating field be widely used in traffic, mobile e-business,
In the socio-economic activitys such as Emergency Assistance, turn into current most potential mobile Internet business.Currently used GPS
(GPS) positioning service is limited by its technical principle, is only applicable to the outdoor depletion region such as desert, ocean,
It is then ineffective for common application scenarios in city such as interior, housing-group close quarterses.
With the construction in WiMAX city and the popularization of user's WiFi terminal, WiFi network is widely deployed in city
Indoor and outdoor traffic hotspots region.WiFi technology has turned into the main access means of current mobile Internet business.If utilize
Radio communication connection between WiFi terminal and WiFi network, quickly and accurately measure the locus of user, it will greatly
Ground facilitates the positioning service demand of user；Furthermore, it is possible to GPS location is effectively made up under building dense or indoor scene
Using limitation, expand the application industry and scope of positioning service；Meanwhile will also it break through the tired of current WiFi value-added services development
Border, effectively promote the development in WiFi network and WiMAX city.
It is presently disclosed that specific application is installed in WiFi user terminals to WiFi user's real-time location method, general use
Software, by application software detection, collect periphery WiFi base stations（That is AP）Information, and report background system to be determined after analyzing and processing
Customer location, this method are not suitable for not installing the WiFi user of positioning application software.Or special protocol fields are used to net
Network system transmits subscriber's line circuit information to realize that WiFi user positions, and this method requires that all devices of WiFi network are supported, simultaneously
These special protocol fields are transmitted according to unified coded format, but the network system of telecom operators is by more producers, multiclass
Type equipment forms, and support and the compatibling problem of equipment be present.
Therefore, existing disclosed WiFi user's real-time location method has particular arrangement will to user terminal or bearer network
Ask, it is poor for applicability, there is larger limitation in practical application, be unsuitable for extensive use.
The content of the invention
In view of this, the invention solves a technical problem be to provide a kind of side to the real-time positioning of WiFi terminal
Method, can be by positioning according to the position of AP equipment to WiFi terminal.
A kind of method to the real-time positioning of WiFi terminal, including：PORTAL servers receive WiFi terminal transmission
HTTP access requests；The PORTAL servers identify the WiFi terminal access according to the IP address of the WiFi terminal
Access server；The PORTAL servers send query message to the access server, inquire about the WiFi terminal and connect
The access server port entered and vlan information;The PORTAL servers are according to the access server, and the access
The access server port of server return, vlan information, the wireless access point AP equipment of the WiFi terminal access is determined, and
Positioning to the WiFi terminal is realized according to the deployed position of the AP equipment；Wherein, access server, access server side
Mouth, vlan information（That is AP service VLAN）The logical link information of three elements composition establishes only one-to-one correspondence with AP.
According to one embodiment of the method for the invention, further, different IP is configured to different access servers
Address field, and each IP address section non-overlapping copies；One AP configures a service VLAN；Access server has one or more
Port, mutually different service VLAN is distributed to each AP under same access server port.
According to one embodiment of the method for the invention, further, WiFi terminal access AP, by AP according to
DHCP protocol submits IP address application to the access server；The access server is according to DHCP protocol, by AP to institute
State WiFi terminal distribution IP address；After the WiFi terminal obtains IP address, network address is inputted, submits HTTP online please by AP
Ask；When the access server judges that the WiFi user does not pass through business authentication, the access server is whole to the WiFi
End, which is sent, redirects instruction；After the WiFi terminal receives the redirection instruction, HTTP is submitted to the PORTAL servers
Online request.
According to one embodiment of the method for the invention, further, the PORTAL servers receive the WiFi
The HTTP online requests that terminal is sent, obtain the IP address of the WiFi terminal；The PORTAL servers are according to the WiFi
The IP address section that the IP address of terminal is belonged to, identify the access server of the WiFi terminal access；It is described
PORTAL servers send query message to the access server；Wherein, the query message includes the WiFi terminal
IP address；The access server returns to Query Result message to the PORTAL servers；Wrapped in the Query Result message
Include：The port information being made up of the groove number, pilot trench number, port numbers of the access server, the VLAN of the WiFi terminal access
Information（That is AP service VLAN）；Access server that the PORTAL servers access according to the WiFi terminal, access service
Device port, vlan information, the AP equipment of the WiFi terminal access is determined, realizes the positioning to the WiFi terminal；It is described
PORTAL servers push the forcible authentication page to the WiFi terminal, prompt to input user name, password, carry out business authentication.
According to one embodiment of the method for the invention, further, the PORTAL servers are to the access service
Device sends the REQ_INFO messages of PORTAL agreements；Wherein, the IP of the WiFi terminal is carried in the REQ_INFO messages
Location；Also, the value of the type field in the REQ_INFO messages is 9, the value of AttrType fields is 8；The access service
Device is according to the REQ_INFO message informations, to the ACK_INFO messages of PORTAL servers return PORTAL agreements；Wherein, institute
The value for stating the type field of ACK_INFO messages is that the value of 10, AttrType fields is to be included in 8, AttrValue fields by institute
State port information, the vlan information of WiFi terminal access of groove number, pilot trench number, the port numbers composition of access server.
The invention solves a technical problem be to provide a kind of system to the real-time positioning of WiFi terminal, can pass through
WiFi terminal is positioned according to the position of AP equipment.
A kind of system to the real-time positioning of WiFi terminal, including：PORTAL servers, access server and WAP
AP equipment；The PORTAL servers receive the HTTP access requests of WiFi terminal transmission, according to the IP of the WiFi terminal
Address, identify the access server of the WiFi terminal access；The PORTAL servers are sent to the access server
Query message, inquire about access server port and the vlan information of the WiFi terminal access;The PORTAL servers according to
The access server, and the access server port of access server return, vlan information, determine that the WiFi is whole
Terminate into wireless access point AP equipment, and positioning to the WiFi terminal is realized according to the deployed position of the AP equipment；
Wherein, access server, access server port, vlan information（That is AP service VLAN）The logical link information of three elements composition
Only one-to-one correspondence is established with AP.
One embodiment of the system according to the present invention, further, different IP is configured to different access servers
Address field, and each IP address section non-overlapping copies；One AP configures a service VLAN；Access server has one or more
Port, mutually different service VLAN is distributed to each AP under same access server port.
One embodiment of the system according to the present invention, further, the WiFi terminal access AP, by AP according to
DHCP protocol submits IP address application to the access server；The access server is according to DHCP protocol, by AP to institute
State WiFi terminal distribution IP address；After the WiFi terminal obtains IP address, network address is inputted, submits HTTP online please by AP
Ask；When the access server judges that the WiFi user does not pass through business authentication, the access server is whole to the WiFi
End, which is sent, redirects instruction；After the WiFi terminal receives the redirection instruction, HTTP is submitted to the PORTAL servers
Online request.
One embodiment of the system according to the present invention, further, the PORTAL servers receive the WiFi
The HTTP online requests that terminal is sent, obtain the IP address of the WiFi terminal；The PORTAL servers are according to the WiFi
The IP address section that the IP address of terminal is belonged to, identify the access server of the WiFi terminal access；It is described
PORTAL servers send query message to the access server；Wherein, the query message includes the WiFi terminal
IP address；The access server returns to Query Result message to the PORTAL servers；Wrapped in the Query Result message
Include：The port information being made up of the groove number, pilot trench number, port numbers of the access server, the VLAN of the WiFi terminal access
Information（That is AP service VLAN）；Access server that the PORTAL servers access according to the WiFi terminal, access service
Device port, vlan information, the AP equipment of the WiFi terminal access is determined, realizes the positioning to the WiFi terminal；It is described
PORTAL servers push the forcible authentication page to the WiFi terminal, prompt to input user name, password, carry out business authentication.
One embodiment of the system according to the present invention, further, the PORTAL servers are to the access service
Device sends the REQ_INFO messages of PORTAL agreements；Wherein, the IP of the WiFi terminal is carried in the REQ_INFO messages
Location；Also, the value of the type field in the REQ_INFO messages is 9, the value of AttrType fields is 8；The access service
Device is according to the REQ_INFO message informations, to the ACK_INFO messages of PORTAL servers return PORTAL agreements；Wherein, institute
The value for stating the type field of ACK_INFO messages is that the value of 10, AttrType fields is to be included in 8, AttrValue fields by institute
State port information, the vlan information of WiFi terminal access of groove number, pilot trench number, the port numbers composition of access server.
The present invention the method and system to the real-time positioning of WiFi terminal, can by according to the position of AP equipment to WiFi
Terminal is positioned, and is forced PORTAL authentication methods by improving WiFi, is increased between PORTAL servers and access server
Signalling exchange and analysis, reversal of identification go out the upper level link of WiFi user, and utilize access server, access server side
The unique corresponding relation established between mouth, the logical link information of the element of AP service VLAN three composition and the whole network AP equipment, it is real
When, exactly position WiFi user.Any application software is installed without user terminal, to bearer network also without particular/special requirement, because
This strong applicability, the WiFi stationkeeping abilities of telecom operators and its Service coverage of related service can be improved conscientiously.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only
Some embodiments of the present invention, for those of ordinary skill in the art, without having to pay creative labor, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is the flow chart according to one embodiment of the method to the real-time positioning of WiFi terminal of the present invention；
Fig. 2 is the Signalling exchange flow according to another embodiment of the method to the real-time positioning of WiFi terminal of the present invention
Figure；
Fig. 3 A are the Signalling exchange in another embodiment according to the method to the real-time positioning of WiFi terminal of the present invention
Schematic diagram；
Fig. 3 B interacted between Portal server and access server used in portal protocol message format signal
Figure；
Fig. 4 is the schematic diagram according to one embodiment of the system to the real-time positioning of WiFi terminal of the present invention.
Embodiment
The present invention is described more fully with reference to the accompanying drawings, wherein illustrating the exemplary embodiment of the present invention.Under
The accompanying drawing that face will be combined in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, and shows
So, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the reality in the present invention
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is all belonged to
In the scope of protection of the invention.
Wi-Fi is that one kind can be by PC, handheld device（Such as PDA, mobile phone）Wirelessly mutually it is connected etc. terminal
The technology connect, Wi-Fi English full name are wireless fidelity, refer to that " wireless compatibility is recognized in WLAN category
Card ", substantially a kind of commercial verification, while be also a kind of Wireless networking technologies.Wi-Fi online can simply be interpreted as nothing
Line is surfed the Net, and cable network signal is actually converted into wireless signal, is surfed the Net and is very easy to realize.
Fig. 1 is the flow chart according to one embodiment of the method to the real-time positioning of WiFi terminal of the present invention.Such as Fig. 1 institutes
Show：
Step 101, PORTAL servers receive the HTTP access requests of WiFi terminal transmission.
Step 102, PORTAL servers identify the access service of WiFi terminal access according to the IP address of WiFi terminal
Device.
Step 103, PORTAL servers send query message, the access clothes of inquiry WiFi terminal access to access server
Business device port and vlan information;
Step 104, PORTAL servers are according to access server, and the access server side that the access server returns
Mouth, vlan information, the wireless access point AP equipment of WiFi terminal access is determined, and according to the realization pair of the deployed position of AP equipment
The positioning of WiFi terminal.
Access server, access server port, vlan information（That is AP service VLAN）The logical links of three elements composition
Information establishes only one-to-one correspondence with AP.Corresponding relation can be stored in PORTAL servers or other PORTAL services
The storage device that device is able to access that.
According to one embodiment of present invention, different IP address sections is configured to different access servers, and it is each
IP address section non-overlapping copies.
One AP configures a service VLAN.Access server has one or more ports, to same access server
Each AP under port distributes mutually different service VLAN.
WiFi terminal refers to the equipment with WiFi function, including：Intelligent terminal, desktop computer, notebook computer, flat board electricity
Brain etc..
VLAN（Virtual Local Area Network）Chinese entitled " VLAN ", VLAN sets LAN
It is standby to be logically divided into the network segment one by one.
Portal is the meaning of entrance in English, and Portal certifications are also commonly referred to as web authentication, typically recognize Portal
Card website is referred to as portal website.When unauthenticated user is surfed the Net, equipment forces user to sign in particular station, and user can freely visit
Ask service therein.When user needs to use the other information in internet, it is necessary to be authenticated in portal website, only recognize
Card can just use Internet resources after passing through.
Portal server is the service end system for receiving client certificate request in Portal networkings, there is provided free door
Service and the interface based on WEB certifications, the identity information with the access server equipment interactive authentication client such as BAS.
AP（Access Point, wireless access node, session point）Not only include pure WAP（Wireless aps）,
Also wireless router is included（Containing radio network gateway, wireless bridge）Deng kind equipment, there is provided wireless stations to cable LAN and from
Access of the cable LAN to wireless stations, the wireless stations in access points coverage can be carried out by it
It is in communication with each other.
Because AP transmission powers are relatively low（Indoor AP transmission powers are generally 100 milliwatts）, to effective covering radius of user
It is smaller（Especially indoors in the case of）, generally 10 meters or so（It is even more small）.Therefore, according to inventing provided method,
Real-time and accurately orient the AP that user is accessed, it is possible to according to AP deployed positions and with 10 meters around it of radius, measuring and calculating
Go out WiFi customer location.
The localization method of the present invention is patrolled what access server, access server port, the element of AP service VLAN three formed
Collect link information and set up unique corresponding relation with the whole network AP equipment.When WiFi user is accessed by any access server
During internet, the WiFi user data of wherein not yet certification is forwarded to PORTAL servers, PORTAL services by access server
Device identifies its access server connected according to IP address, then by the Signalling exchange with the access server, knows
Do not go out access server port and vlan information used in the user（That is AP service VLAN）, so as to form complete logic chain
Road information, and the AP that the user accessed is identified according to corresponding relation, AP deployed position is accessed according to the user（Such as warp
Latitude etc.）, the user is oriented in real time.
Each step of the localization method of the present invention can be completed in real time, therefore can realize the real-time positioning of WiFi user,
And each step of method of the present invention is realized on PORTAL servers and access server, therefore, the technology of the present invention with
WiFi user terminals and bearer network are unrelated.
The present invention method can WiFi user access internet before just in real time, be accurately finished positioning, without user
Terminal installs any application software, to bearer network also without any particular/special requirement, therefore strong applicability, telecommunications can be improved conscientiously
The WiFi positioning service scopes of operator.
Fig. 2 is the Signalling exchange flow according to another embodiment of the method to the real-time positioning of WiFi terminal of the present invention
Figure.As shown in Figure 2：
Step 201, WiFi terminal access AP, IP address application is submitted to access server according to DHCP protocol by AP.
Step 202 access server distributes IP address by AP according to DHCP protocol to WiFi terminal.
Step 203, after WiFi terminal obtains IP address, network address is inputted, HTTP online requests are submitted by AP.
Step 204, when access server judges that the WiFi user does not pass through business authentication, access server is whole to WiFi
End, which is sent, redirects instruction.Using PORTAL authentication techniques are forced, the HTTP request is redirected to PORTAL servers.
Step 205, after WiFi terminal receives redirection instruction, HTTP request is resubmited, and make with PORTAL servers
For the destination address of HTTP message.
Step 206, PORTAL servers receive the HTTP online requests of WiFi terminal transmission, obtain the IP of WiFi terminal
Address.
Step 207, the IP address section that PORTAL servers are belonged to according to the IP address of WiFi terminal, WiFi ends are identified
Terminate into access server.
Step 208, PORTAL servers send query message to access server.Wherein, it is whole to include WiFi for query message
The IP address at end.
Step 209, access server returns to Query Result message to PORTAL servers.Query Result message includes：
Access server side message breath, the vlan information of WiFi terminal access being made up of groove number, pilot trench number, port numbers.
Step 210, PORTAL servers access according to WiFi terminal access server, access server port and
Vlan information（That is AP service VLAN）, the AP equipment of WiFi terminal access is determined, realizes the positioning to WiFi terminal.
Step 211, PORTAL servers push the forcible authentication page to WiFi terminal, prompt to input user name, password, enter
Row business authentication.
When forced portal/compulsory portal authentication techniques refer to unauthenticated user online, access server is forced by redirecting technique
User accesses Portal server, and Portal server pushes the forcible authentication page to user.
User then enters the business authentication stage by Portal server, and in certification by rear, can just use mutual
Networked resources.
The localization method of the present invention can just complete the operation positioned in real time before WiFi user carries out business authentication, and not
Influence the subsequent business authentication of WiFi user, charging and internet access operation.
Fig. 3 A are the Signalling exchange in another embodiment according to the method to the real-time positioning of WiFi terminal of the present invention
Schematic diagram.According to PORTAL agreements between PORTAL servers and access server, data message real-time, interactive is carried out, thus can be
Identify the access server port and AP service VLAN that WiFi user connected.
Fig. 3 B interacted between Portal server and access server used in portal protocol message format signal
Figure.The critical field of portal protocol message in Fig. 3 B is described as follows：
Ver：Protocol version.
Type：Type of message.Ten several portal protocol type of messages are defined, wherein the message used in the present invention
Type is as follows：
As Type=0x09, the message is expressed as the message of REQ_INFO types, and direction of transfer is that PORTAL servers arrive
Access server；
As Type=0x0a, the message is expressed as the message of ACK_INFO types, and direction of transfer arrives for access server
PORTAL servers.
UserIP：By inquiry user IP, i.e., the present invention in " IP address of WiFi terminal ".
Attr：Message attribute field, variable length, it is formed by connecting by multiple attributes.
Each attribute uses TLV forms：AttrType-AttrLen-AttrValue.
Wherein, AttrType is the type of this attribute field, and AttrLen is the length of this attribute field, and AttrValue is
The value of this attribute field.
According to one embodiment of present invention, as Type=0x09（REQ_INFO messages）Or 0x0a（ACK_INFO messages）
When, AttrType=8.The difference of two kinds of messages is,
For Type=0x09（REQ_INFO messages）, AttrValue field values are sky；
For Type=0x0a（ACK_INFO messages）, AttrValue field values include the groove of inquired about access server
Number, pilot trench number, port numbers, the information such as VLAN for inquiring user.
Step 31, PORTAL servers actively send REQ_INFO messages to access server, carry and are looked into the message
Ask the IP address of user.The type field of the PORTAL agreement REQ_INFO messages（That is type of message）It is worth for 9, AttrType words
Section（That is attribute type）It is worth for 8, represents to inquire about the port information that the user accessed to access server.
Step 32, access server is according to the REQ_INFO message informations received, to PORTAL server feedbacks ACK_
INFO messages.Now, the type field of the PORTAL agreement ACK_INFO messages（That is type of message）It is worth for 10, AttrType words
Section（That is attribute type）It is worth for 8, represents the port information inquiry request of access server response PORTAL servers.And ACK_
The AttrValue fields of INFO messages（That is property value）In containing the port information inquired about, including access server physics end
Mouthful（Groove number, pilot trench number, port numbers）And vlan information（I.e. the WiFi user connects AP service VLAN）.
Fig. 4 is the schematic diagram according to one embodiment of the system to the real-time positioning of WiFi terminal of the present invention.Such as Fig. 4 institutes
Show：The system of the real-time positioning of WiFi terminal is included：A set of PORTAL servers 41, more access servers 42,43 and multiple
Wireless access point AP equipment 44,45,46,47.
According to one embodiment of present invention, to disposing a set of PORTAL servers in the system of the real-time positioning of WiFi terminal
With more access servers.Wherein, every access server possesses multiple ports（Enter rower by groove number, pilot trench number, port numbers
Know）.WiFi user terminals access AP, then via access network（It is made up of interchanger, passive optical network local side apparatus OLT etc.）Convergence
After flow, a certain access server port is above linked to.Access server is responsible for the IP address distribution of WiFi user.
According to one embodiment of present invention, different access servers configure different IP address sections, and each IP
Address field non-overlapping copies.It is thus possible to the IP address section belonged to according to IP address, identify that what the user connected connects
Enter server.
One AP configures a service VLAN, and the service VLAN of each AP under identical access server port is mutual not
It is identical.It is thus possible to according to AP service VLAN, the different AP equipment under identical access server port are identified.
By above-mentioned configuration, formed and patrolled by what access server, access server port, the element of AP service VLAN three formed
Link information and the unique corresponding relation of the whole network AP equipment are collected, connected access clothes can be identified according to WiFi IP address
It is engaged in device, and and then access server port used in analyzing（It is made up of three groove number, pilot trench number, port numbers parts）、AP
Service VLAN, and the logical link information formed according to this three element, identify AP equipment and its portion that WiFi user accessed
Affix one's name to position（Such as longitude and latitude）, realize that WiFi user positions.
According to one embodiment of present invention, PORTAL servers 41 receive the HTTP access that WiFi terminal 40 is sent and asked
Ask, according to the IP address of WiFi terminal 40, identify the access server 42 that WiFi terminal 40 accesses.
PORTAL servers 41 send query message, the access server of inquiry WiFi terminal access to access server 42
Port and vlan information;The access service that PORTAL servers 41 return according to access server 42 and access server 42
Device port and vlan information, the wireless access point AP equipment 45 of WiFi terminal access is determined, and according to the deployment position of AP equipment 45
Put the positioning realized to WiFi terminal 40.
According to one embodiment of present invention, WiFi terminal 40 accesses AP45, by AP45 according to DHCP protocol to access
Server 42 submits IP address application.
Access server 42 distributes IP address by AP45 according to DHCP protocol to WiFi terminal 40.WiFi terminal 40 obtains
After obtaining IP address, network address is inputted, passes through AP45 and submits HTTP online requests.
When access server 42 judges that the WiFi user does not pass through business authentication, access server 42 is to WiFi terminal 40
Send and redirect instruction.After WiFi terminal 40 receives redirection instruction, submit HTTP online please to PORTAL servers 41 again
Ask.
PORTAL servers 41 receive the HTTP online requests of the transmission of WiFi terminal 40, with obtaining the IP of WiFi terminal 40
Location.The IP address section that PORTAL servers 41 are belonged to according to the IP address of WiFi terminal 40, identify that WiFi terminal 40 accesses
Access server 42.
PORTAL servers 41 send query message to access server 42.Wherein, query message includes WiFi terminal 40
IP address.Access server 42 returns to Query Result message to PORTAL servers 41.Query Result message includes：By groove
Number, pilot trench number, port numbers composition access server 42 port information, WiFi terminal access vlan information.
Access server 42 that PORTAL servers 41 access according to WiFi terminal 40, the port of access server 42（Its
In, groove number is a1, pilot trench number is b1, port numbers c1）And vlan information, the AP equipment 45 of WiFi terminal access is determined, is realized
Positioning to WiFi terminal 40.PORTAL servers 41 to WiFi terminal 40 push the forcible authentication page, prompt input user name,
Password, carry out business authentication.
According to one embodiment of present invention, PORTAL servers 41 send PORTAL agreements to access server 42
REQ_INFO messages.Wherein, the IP address of WiFi terminal 40 is carried in REQ_INFO messages.Also, in REQ_INFO messages
The value of the type field is 9, the value of AttrType fields is 8.
Access server 42 is according to REQ_INFO message informations, to the ACK_ of the return PORTAL agreements of PORTAL servers 41
INFO messages.Wherein, the value of the type field of ACK_INFO messages is that the value of 10, AttrType fields is 8, AttrValue words
Accessed in section comprising the port information by groove a1, pilot trench b1, port numbers the c1 access server 42 formed, WiFi terminal
Vlan information.
The present invention the method and system to the real-time positioning of WiFi terminal, can by according to the position of AP equipment to WiFi
Terminal is positioned, and is forced PORTAL authentication methods by improving WiFi, is increased between PORTAL servers and access server
Signalling exchange and analysis, reversal of identification go out the upper level link of WiFi user, and utilize access server, access server side
The unique corresponding relation established between mouth, the logical link information of the element of AP service VLAN three composition and the whole network AP equipment, it is real
When, exactly position WiFi user.
Overcome the limitation of existing WiFi location technologies（Such as require user terminal installation application software or to bearer network
Carry out particular arrangement etc.）, only by the Signalling exchange between PORTAL servers and access server and analysis, just can in real time,
WiFi user is positioned exactly, telecom operators is effectively provided using existing network for common WiFi user and is based on position
The value-added service of service.
The method and system of the present invention may be achieved in many ways.For example, can by software, hardware, firmware or
Software, hardware, firmware any combinations come realize the present invention method and system.The said sequence of the step of for method is only
Order described in detail above is not limited in order to illustrate, the step of method of the invention, is especially said unless otherwise
It is bright.In addition, in certain embodiments, the present invention can be also embodied as recording program in the recording medium, these programs include
For realizing the machine readable instructions of the method according to the invention.Thus, the present invention also covering storage is used to perform according to this hair
The recording medium of the program of bright method.
Description of the invention provides for the sake of example and description, and is not exhaustively or by the present invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Select and retouch
State embodiment and be to more preferably illustrate the principle and practical application of the present invention, and one of ordinary skill in the art is managed
The present invention is solved so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (8)
- A kind of 1. method to the real-time positioning of WiFi terminal, it is characterised in that including：PORTAL servers receive the HTTP access requests of WiFi terminal transmission；The PORTAL servers identify the access service of the WiFi terminal access according to the IP address of the WiFi terminal Device；The PORTAL servers send query message to the access server, inquire about the access clothes of the WiFi terminal access Business device port, vlan information；The PORTAL servers are according to the access server, and the access server side that the access server returns Mouth, vlan information, the wireless access point AP equipment of the WiFi terminal access is determined, and according to the deployed position of the AP equipment Realize the positioning to the WiFi terminal；Wherein, access server, access server port, the logical link information of the element of service VLAN three composition and AP are established only One-to-one correspondence；Different IP address sections, and each IP address section non-overlapping copies are configured to different access servers；One Individual AP configures a service VLAN；Access server has one or more ports, to each under same access server port Individual AP distributes mutually different service VLAN.
- 2. the method as described in claim 1, it is characterised in that：The WiFi terminal accesses AP, and IP address application is submitted to the access server according to DHCP protocol by AP；The access server distributes IP address by AP according to DHCP protocol to the WiFi terminal；After the WiFi terminal obtains IP address, network address is inputted, HTTP online requests are submitted by AP；When the access server judges that the WiFi user does not pass through business authentication, the access server is whole to the WiFi End, which is sent, redirects instruction；After the WiFi terminal receives the redirection instruction, HTTP online requests are submitted to the PORTAL servers.
- 3. method as claimed in claim 2, it is characterised in that：The PORTAL servers receive the HTTP online requests that the WiFi terminal is sent, and obtain the IP of the WiFi terminal Address；The IP address section that the PORTAL servers are belonged to according to the IP address of the WiFi terminal, identify that the WiFi is whole Terminate into the access server；The PORTAL servers send query message to the access server；Wherein, the query message includes described The IP address of WiFi terminal；The access server returns to Query Result message to the PORTAL servers；The Query Result message includes： The port information being made up of the groove number, pilot trench number, port numbers of the access server, the VLAN letters of the WiFi terminal access Breath；Access server that the PORTAL servers access according to the WiFi terminal, access server port, vlan information, The AP equipment of the WiFi terminal access is determined, realizes the positioning to the WiFi terminal；The PORTAL servers push the forcible authentication page to the WiFi terminal, prompt to input user name, password, enter industry Business certification.
- 4. method as claimed in claim 3, it is characterised in that：The PORTAL servers send the REQ_INFO messages of PORTAL agreements to the access server；Wherein, the IP address of the WiFi terminal is carried in the REQ_INFO messages；Also, in the REQ_INFO messages The value of the type field is 9, the value of AttrType fields is 8；The access server is according to the REQ_INFO message informations, to the ACK_ of PORTAL servers return PORTAL agreements INFO messages；Wherein, the value of the type field of the ACK_INFO messages is that the value of 10, AttrType fields is 8, AttrValue fields In include by the access server groove number, pilot trench number, port numbers form port information, the WiFi terminal access Vlan information.
- A kind of 5. system to the real-time positioning of WiFi terminal, it is characterised in that including：PORTAL servers, access server and wireless access point AP equipment；The PORTAL servers receive the HTTP access requests of WiFi terminal transmission, according to the IP of the WiFi terminal Location, identify the access server of the WiFi terminal access；The PORTAL servers send query message to the access server, inquire about the access clothes of the WiFi terminal access Business device port, vlan information；The PORTAL servers are according to the access server, and the access server side that the access server returns Mouth, vlan information, the wireless access point AP equipment of the WiFi terminal access is determined, and according to the deployed position of the AP equipment Realize the positioning to the WiFi terminal；Wherein, access server, access server port, the logical link information of the element of service VLAN three composition and AP are established only One-to-one correspondence；Different IP address sections, and each IP address section non-overlapping copies are configured to different access servers；One Individual AP configures a service VLAN；Access server has one or more ports, to each under same access server port Individual AP distributes mutually different service VLAN.
- 6. system as claimed in claim 5, it is characterised in that：The WiFi terminal accesses AP, and IP address application is submitted to the access server according to DHCP protocol by AP；The access server distributes IP address by AP according to DHCP protocol to the WiFi terminal；After the WiFi terminal obtains IP address, network address is inputted, HTTP online requests are submitted by AP；When the access server judges that the WiFi user does not pass through business authentication, the access server is whole to the WiFi End, which is sent, redirects instruction；After the WiFi terminal receives the redirection instruction, HTTP online requests are submitted to the PORTAL servers.
- 7. system as claimed in claim 6, it is characterised in that：The PORTAL servers receive the HTTP online requests that the WiFi terminal is sent, and obtain the IP of the WiFi terminal Address；The IP address section that the PORTAL servers are belonged to according to the IP address of the WiFi terminal, identify that the WiFi is whole Terminate into the access server；The PORTAL servers send query message to the access server；Wherein, the query message includes described The IP address of WiFi terminal；The access server returns to Query Result message to the PORTAL servers；The Query Result message includes： The port information being made up of the groove number, pilot trench number, port numbers of the access server, the VLAN letters of the WiFi terminal access Breath；Access server that the PORTAL servers access according to the WiFi terminal, access server port, vlan information, The AP equipment of the WiFi terminal access is determined, realizes the positioning to the WiFi terminal；The PORTAL servers push the forcible authentication page to the WiFi terminal, prompt to input user name, password, enter industry Business certification.
- 8. system as claimed in claim 7, it is characterised in that：The PORTAL servers send the REQ_INFO messages of PORTAL agreements to the access server；Wherein, the IP address of the WiFi terminal is carried in the REQ_INFO messages；Also, in the REQ_INFO messages The value of the type field is 9, the value of AttrType fields is 8；The access server is according to the REQ_INFO message informations, to the ACK_ of PORTAL servers return PORTAL agreements INFO messages；Wherein, the value of the type field of the ACK_INFO messages is that the value of 10, AttrType fields is 8, AttrValue fields In include by the access server groove number, pilot trench number, port numbers form port information, the WiFi terminal access Vlan information.
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| CN104821940A (en) * | 2015-04-16 | 2015-08-05 | 京信通信技术(广州)有限公司 | Method and equipment for sending portal redirected address |
| CN105407156A (en) * | 2015-11-23 | 2016-03-16 | 北京百度网讯科技有限公司 | Method and device for positioning through client |
| CN105979521B (en) * | 2016-06-23 | 2019-07-16 | 福建富士通信息软件有限公司 | The method of fat or thin WiFi AP unaware certification free Internet access |
| CN106412972A (en) * | 2016-10-25 | 2017-02-15 | 上海斐讯数据通信技术有限公司 | Method and system for locating wireless AP (access point) |
| CN111836360B (en) * | 2020-07-27 | 2022-07-19 | 海口亿游网络科技有限公司 | Positioning method and system based on WiFi |
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