CN109005570A - A kind of data transmission method and device - Google Patents
A kind of data transmission method and device Download PDFInfo
- Publication number
- CN109005570A CN109005570A CN201810771987.5A CN201810771987A CN109005570A CN 109005570 A CN109005570 A CN 109005570A CN 201810771987 A CN201810771987 A CN 201810771987A CN 109005570 A CN109005570 A CN 109005570A
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- China
- Prior art keywords
- radio
- radio frequency
- sta
- frequency interface
- mark
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
Abstract
The present invention provides a kind of data transmission method and device, the described method includes: when detecting site STA access, the corresponding relationship of the mark of the MAC address of the STA and the radio frequency interface of STA access is recorded, and the corresponding relationship of the mark of the MAC Address of the STA and the radio frequency interface of STA access is reported to the radio reception device；When receiving the message that the radio reception device is sent, the corresponding relationship of the MAC Address of recorded STA and the mark of radio frequency interface is inquired according to the target MAC (Media Access Control) address of the message, to determine the corresponding target radio frequency interface of the target MAC (Media Access Control) address；The message is forwarded by the target radio frequency interface.The quantity for the STA that radio reception device can access can be increased using the embodiment of the present invention, and increase the coverage area of radio reception device.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of data transmission methods and device.
Background technique
It is most common when setting up micro radio local area network that AP (Access Point, access point), which is used as radio reception device,
Equipment.AP is equivalent to the bridge of connection a wired network and wireless network, and main function is to connect each wireless network clients
It is connected to together, then by wireless network access network based on ethernet.
However, limitation of the tradition AP due to own hardware, only 2~3 radio frequency interfaces, cause AP can under normal circumstances
STA (station, website) limited amount of access, in addition, tradition AP is usually only capable of a certain range of covering institute's deployed position,
Limited coverage area.
Summary of the invention
The present invention provides a kind of data transmission method and device, to solve radio reception device institute energy in prior wireless network
The STA quantity enough accessed is few, and the problem that coverage area is small.
According to the first aspect of the invention, a kind of data transmission method is provided, radio-frequency card splitter, the radio frequency are applied to
The connection of the Ethernet interface of card splitter and radio reception device, the radio-frequency card splitter are provided at least one radio frequency and connect
Mouthful, which comprises
When detecting site STA access, what the MAC address and the STA for recording the STA accessed
The corresponding relationship of the mark of radio frequency interface, and by the mark of the MAC Address of the STA and the radio frequency interface of STA access
Corresponding relationship is reported to the radio reception device；
When receiving the message that the radio reception device is sent, institute is inquired according to the target MAC (Media Access Control) address of the message
The corresponding relationship of the mark of the MAC Address and radio frequency interface of the STA of record, to determine that the corresponding target of the target MAC (Media Access Control) address is penetrated
Frequency interface；
The message is forwarded by the target radio frequency interface.
According to the second aspect of the invention, a kind of data transmission device is provided, radio-frequency card splitter, the radio frequency are applied to
The connection of the Ethernet interface of card splitter and radio reception device, the radio-frequency card splitter are provided at least one radio frequency and connect
Mouthful, described device includes:
Detection unit, for detecting site STA access；
Recording unit, for recording the media interviews of the STA when the detection unit detects site STA access
Control the corresponding relationship of the mark of the radio frequency interface of MAC Address and STA access；
Transmission unit, for by the MAC Address of the STA it is corresponding with the mark of the STA radio frequency interface accessed close
It fastens and offers the radio reception device；
Receiving unit, for receiving message；
Determination unit, when for receiving the message of the radio reception device transmission when the receiving unit, according to institute
The target MAC (Media Access Control) address for stating message inquires the corresponding relationship of the MAC Address of recorded STA and the mark of radio frequency interface, with determination
The corresponding target radio frequency interface of the target MAC (Media Access Control) address；
The transmission unit is also used to forward the message by the target radio frequency interface.
Using technical solution disclosed by the invention, at least one radio frequency interface is provided with by disposing in the wireless network
Radio-frequency card splitter, and the Ethernet interface of the radio-frequency card splitter and radio reception device is connected, in turn, wireless access is set
The standby access that STA can be carried out by the radio frequency interface on the radio-frequency card splitter, is connect with the radio frequency of extended wireless access device
The quantity of mouth increases the quantity for the STA that radio reception device can access in turn；In addition, by connecting the radio-frequency card branch
Device, the coverage area of radio reception device are no longer limited to a certain range of radio reception device institute deployed position, so as to
Increase the coverage area of radio reception device.
Detailed description of the invention
Fig. 1 is a kind of configuration diagram of wireless network provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of data transmission method provided in an embodiment of the present invention；
Fig. 3 A~3C is the configuration diagram of concrete application scene provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of data transmission device provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another data transmission device provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of another data transmission device provided in an embodiment of the present invention.
Specific embodiment
Technical solution in embodiment in order to enable those skilled in the art to better understand the present invention, below first to this hair
The applicable network architecture of bright embodiment is briefly described.
It referring to Figure 1, is a kind of configuration diagram of wireless network provided in an embodiment of the present invention.As shown in Figure 1, the nothing
Gauze network can also include penetrating except including AC (Access Controller, access controller) and radio reception device
Frequency card splitter, the radio-frequency card splitter are provided at least one radio frequency interface.Radio reception device by Ethernet interface with
Radio-frequency card splitter connection, can be with the radio frequency interface quantity of extended wireless access device, and increasing radio reception device can
The quantity of the STA of access；In addition, coverage area is no longer limited to nothing after radio reception device connects the radio-frequency card splitter
A certain range of line access device position, can increase the coverage area of radio reception device.
Wherein, radio reception device, which can include but is not limited to entity A P (physics AP) or operation, has virtual AP (that is, operation
AP software) server.
Wherein, when radio reception device is that operation has the server of virtual AP, radio-frequency card splitter and operation have virtually
The Ethernet interface of the server of AP connects.Server can only run virtual AP, can also run virtual AP and virtual AC
(that is, server runs AC software).
In order to keep the above objects, features, and advantages of the embodiment of the present invention more obvious and easy to understand, with reference to the accompanying drawing
Technical solution in the embodiment of the present invention is described in further detail.
Fig. 2 is referred to, is a kind of flow diagram of data transmission method provided in an embodiment of the present invention, wherein the number
It can be applied to radio-frequency card splitter according to transmission method, the radio-frequency card splitter in wireless network as shown in Figure 1, as shown in Fig. 2,
The data transmission method may comprise steps of:
Step 201, when detect STA access when, record the STA MAC Address and the STA access radio frequency interface mark
The corresponding relationship of knowledge, and the corresponding relationship of the mark of the MAC Address of the STA and the radio frequency interface of STA access is reported to wirelessly
Access device.
In the embodiment of the present invention, after radio reception device connects radio-frequency card splitter by Ethernet interface, STA can be with
Wireless network is accessed by the radio frequency interface on radio-frequency card splitter.
When radio-frequency card splitter detects STA access, radio-frequency card splitter can recorde the MAC (Media of the STA
Access Control, media access control) address and the STA access radio frequency interface mark corresponding relationship.
Wherein, the mark of the radio frequency interface can be with the unique identification radio frequency interface, for example, the mark of the radio frequency interface can be with
For BSSID (Basic Service Set Identifier, Basic Service Set Identification) information.
In the embodiment of the present invention, radio-frequency card splitter can also be by the radio frequency of the MAC Address of above-mentioned STA and STA access
The corresponding relationship of the mark of interface is reported to radio reception device, is recorded the MAC Address of the STA by radio reception device and is somebody's turn to do
The corresponding relationship of the mark of the radio frequency interface of STA access, and it is reported to AC.
Wherein, for the STA accessed by radio-frequency card splitter, radio reception device is when carrying out MAC address learning, out
Port is the Ethernet interface for connecting radio-frequency card splitter.
The present invention in one embodiment, when radio reception device is that operation has virtual AP (including with virtual AC+AP
Form there are the case where) server when, if operation have multiple virtual AP, data transmission method provided in an embodiment of the present invention
Can also include:
Record the corresponding relationship of the mark and the mark of virtual AP of radio frequency interface on radio-frequency card splitter；
Correspondingly, above-mentioned when detecting STA access, by the mark of the MAC Address of STA and the radio frequency access of STA access
Corresponding relationship be reported to radio reception device, may include:
According to the mark of the radio frequency interface of STA access, the mark and the mark of virtual AP of the radio frequency interface of self record are inquired
The corresponding relationship of knowledge determines the corresponding destination virtual AP of radio frequency interface of STA access, and the MAC Address of STA and STA is accessed
The corresponding relationship of mark of radio frequency interface be reported to destination virtual AP.
In this embodiment, it is contemplated that, can on same physical equipment (by taking server as an example) in virtual AP application scenarios
Multiple virtual AP can be run, at this point, the different radio frequency interface of same radio-frequency card splitter can be used in multiple virtual AP.
Correspondingly, in this embodiment it is possible to be pre-configured with the multiple virtual AP run on same server and the service
The corresponding relationship of the radio frequency interface of the radio-frequency card splitter of the Ethernet interface connection of device, and itself is recorded by radio-frequency card splitter
The corresponding relationship of the mark and the mark of virtual AP of radio frequency interface.
When radio-frequency card splitter detects STA access, the radio frequency that radio-frequency card splitter can be accessed according to the STA is connect
The mark of mouth inquires the corresponding relationship of the mark and the mark of virtual AP of the radio frequency interface of self record, determines that the STA is accessed
The corresponding virtual AP (referred to herein as destination virtual AP) of radio frequency interface, in turn, radio-frequency card splitter can be by the STA's
The corresponding relationship of the mark for the radio frequency interface that MAC Address and the STA are accessed is reported to destination virtual AP, is remembered by destination virtual AP
Record the MAC Address of the STA and the corresponding relationship of the mark of radio frequency interface that the STA is accessed.
Step 202, when receive radio reception device transmission message when, according to the target MAC (Media Access Control) address of the message inquire
The corresponding relationship of the mark of the MAC Address and radio frequency interface of the STA recorded, to determine the corresponding target of the target MAC (Media Access Control) address
Radio frequency interface.
In the embodiment of the present invention, when radio reception device needs to carry out message forwarding, and according to the target MAC (Media Access Control) address of message
The outgoing interface for determining the message is when connecting the Ethernet interface of radio-frequency card splitter, and radio reception device can pass through the ether
The message is forwarded radio-frequency card splitter by network interface.
It, can according to the purpose MAC of the message when radio-frequency card splitter receives the message of radio reception device transmission
The corresponding relationship of the MAC Address of recorded STA and the mark of radio frequency interface is inquired in location, with the purpose MAC of the determining message
The mark (the referred to herein as mark of target radio frequency interface) of the corresponding radio frequency interface in location, in turn, according to the target radio frequency interface
Mark determine target radio frequency interface.
Step 203 forwards the message by target radio frequency interface.
In the embodiment of the present invention, radio-frequency card splitter has determined the target MAC (Media Access Control) address for the message that radio reception device is sent
After corresponding target radio frequency interface, corresponding STA can be forwarded the packet to by the target radio frequency interface.
It should be noted that in embodiments of the present invention, when radio-frequency card splitter receives the message of STA transmission, penetrating
Message can be sent to radio reception device by the Ethernet interface connecting with radio reception device by frequency card splitter, by nothing
Line access device is forwarded processing.
Wherein, the specific processing mode for the message that radio reception device sends radio-frequency card splitter may refer to existing skill
Relevant treatment mode when AP receives message by radio frequency interface in art, the embodiment of the present invention do not repeat them here this.
As it can be seen that being provided at least one radio frequency interface by disposing in the wireless network in method flow shown in Fig. 2
Radio-frequency card splitter, the radio-frequency card splitter can connect with the Ethernet interface of radio reception device, be accessed with extended wireless
The quantity of the radio frequency interface of equipment, increases the quantity for the STA that radio reception device is had access to, and increases radio reception device
Coverage area.
The present invention in one embodiment, the message that the radio reception device received when radio-frequency card splitter is sent
When for wired message, before forwarding the message above by target radio frequency interface, can also include:
The message is forwarded as air message.
In this embodiment, when radio-frequency card splitter supports the conversion between wired message and air message, for needing
The message to send to the STA accessed by radio-frequency card splitter, radio reception device can be without wired messages to wirelessly
The conversion of message, and wired message is directly sent to radio-frequency card splitter, when radio-frequency card splitter receives wired message,
Wired message can be converted to air message, and the air message is transmitted to pair by identified target radio frequency interface
The STA answered, it is thus possible to reduce the load of radio reception device.
It should be noted that in this embodiment, when radio-frequency card splitter receives the air message of STA transmission, penetrating
After the air message can also be converted to wired message by frequency card splitter, radio reception device is relayed to, by wireless access
Equipment is forwarded processing.
In addition, in embodiments of the present invention, in order to simplify the realization of radio-frequency card splitter, radio-frequency card splitter can not also
It supports the conversion between wired message and air message, and is only used for the radio frequency interface quantity and covering of extended wireless access device
Range, in this case, the conversion operation of wired message and air message are executed by radio reception device, and radio-frequency card splitter is only
Carry out the transmitting-receiving of air message.
It should be appreciated that in embodiments of the present invention, though radio-frequency card splitter support wired message and air message it
Between conversion, can also be configured with actual scene and wired message and air message are carried out by radio reception device or radio-frequency card splitter
Between conversion, specific implementation do not repeat them here herein.
Further, in embodiments of the present invention, the mode of the radio frequency interface of above-mentioned radio-frequency card splitter, radio type
Or/and agreement etc. can be by user (such as network management personnel) according to practical application scene manual configuration, alternatively, by radio reception device
It automatically configures, for example, radio reception device can be according to function (the i.e. radio frequency of radio reception device support of itself radio frequency interface
Mode, radio type or/and agreement of interface etc.) and the position setting radio-frequency card splitter disposed of radio-frequency card splitter
Mode, radio type or/and the agreement of radio frequency interface.
Correspondingly, the present invention in one embodiment, radio reception device can be to emitting under radio-frequency card splitter
Frequency interface configuration-direct, to be configured to some or all of radio-frequency card splitter radio frequency interface.
Wherein, when portion radio frequency interface of the radio reception device to radio-frequency card splitter configures, the radio frequency interface
The mark of radio frequency interface to be configured can also be carried in configuration-direct；When radio reception device is to the whole of radio-frequency card splitter
When radio frequency interface is similarly configured, which can not carry the mark of radio frequency interface.
In this embodiment, when radio-frequency card splitter receives the radio frequency interface configuration-direct that radio reception device issues,
It can determine radio frequency interface to be configured, and to be configured is penetrated according to the configuration parameter carried in the radio frequency interface configuration-direct
Frequency interface carries out the configuration of mode, radio type or/and agreement.
Further, in embodiments of the present invention, in order to further expand the coverage area of radio reception device, radio-frequency card
Each radio frequency interface can also connect antenna on splitter, to implement herein not by antenna extended wireless coverage area
It repeats.
In order to make those skilled in the art more fully understand technical solution provided in an embodiment of the present invention, below with reference to specific
Application scenarios are illustrated technical solution provided in an embodiment of the present invention.
Embodiment one
In this embodiment, by taking radio reception device is entity A P as an example.
Fig. 3 A is referred to, is a kind of configuration diagram of concrete application scene provided in an embodiment of the present invention, such as Fig. 3 A institute
Show, in the application scenarios, AC and AP are according to traditional AC+AP mode construction wireless network；Wherein, AP includes two Ethernets
(Ethernet interface a and Ethernet interface b), AP establish CAPWAP (Control And by Ethernet interface a and AC to interface
Provisioning of Wireless Access Points Protocol Specification, the control of wireless access point
System and configuration protocol) connection.
In this embodiment, it is contemplated that traditional AP leads to the number for the STA having access to due to the limitation of radio frequency interface quantity
Measure it is limited, in order to improve the quantity for the STA that AP is had access to, AP can by Ethernet interface b connection radio-frequency card splitter,
The radio-frequency card splitter is provided at least one radio frequency interface, and it is new that the radio frequency interface on the radio-frequency card splitter can be used as the AP
The radio frequency interface of increasing, in turn, AP can also pass through other than it can carry out STA access by itself original radio frequency interface
Radio frequency interface on radio-frequency card splitter carries out STA access, improves the STA access capability of AP.
Wherein, in order to increase radio-frequency card splitter radio frequency interface coverage area, each radio frequency of radio-frequency card splitter connects
Mouth is also connected with antenna.
In this embodiment, when STA is accessed from a certain antenna of radio-frequency card splitter, radio-frequency card splitter is available
The MAC Address of the STA records the corresponding relationship of the BSSID of the MAC Address of the STA and the radio frequency interface of STA access, and will
The corresponding relationship of the BSSID of the MAC Address of the STA and the radio frequency interface of STA access is reported to AP.
AP receives the BSSID's of the MAC Address for the STA that radio-frequency card splitter reports and the radio frequency interface of STA access
When corresponding relationship, the MAC address entries of the MAC Address of the STA can be generated, outgoing interface is Ethernet interface b, and by the STA's
The corresponding relationship of the BSSID of MAC Address and the radio frequency interface of STA access is reported to AC.
When AP receives the message of AC transmission, AP releases the CAPWAP encapsulation of the message, and wired message is converted to
After air message (802.3 messages are such as converted to 802.11 messages), inquired according to the target MAC (Media Access Control) address of the air message local
Forwarding-table item.When AP determine the air message the corresponding outgoing interface of target MAC (Media Access Control) address be Ethernet interface b when, AP by with
Too the air message is sent to radio-frequency card splitter by network interface b.
Radio-frequency card splitter receives the air message of AP transmission, is inquired according to the target MAC (Media Access Control) address of the air message
The corresponding relationship of the mark of the MAC Address and radio frequency interface of the STA of self record, with the purpose MAC of the determining air message
The mark of the corresponding target radio frequency interface in location, and the air message is transmitted to by corresponding STA by the target radio frequency interface.
Embodiment two
In this embodiment, by taking radio reception device is only operation has the server of virtual AP as an example.
Fig. 3 B is referred to, is a kind of configuration diagram of concrete application scene provided in an embodiment of the present invention, such as Fig. 3 B institute
Show, in the application scenarios, realizes that virtual AP, the server include at least two ether by running the server for having AP software
Network interface, and CAPWAP is established with AC by Ethernet interface a and is connect, there are two virtual AP (assuming that dividing for operation on the server
It Wei virtual AP1 and virtual AP2).
In this embodiment, it is contemplated that there is usually no radio frequency interfaces for server, and it is virtual to run AP software by server
AP wirelessly realize the wireless access of STA, therefore, virtual AP can by Ethernet interface (be assumed to be Ethernet interface b) with
Radio-frequency card splitter, it (includes that 4 radio frequencies connect with radio-frequency card splitter which, which is provided at least one radio frequency interface,
For mouthful (respectively radio frequency interface 1~4)), the radio frequency that the radio frequency interface on the radio-frequency card splitter can be used as virtual AP connects
Mouthful, in turn, virtual AP can carry out STA access by the radio frequency interface on radio-frequency card splitter.
Wherein, in order to increase radio-frequency card splitter radio frequency interface coverage area, each radio frequency of radio-frequency card splitter connects
Mouth is also connected with antenna.
In this embodiment it is assumed that the radio frequency interface 1 and 2 of radio-frequency card splitter is assigned to virtual AP1, radio-frequency card branch
The radio frequency interface 3 and 4 of device is assigned to virtual AP2, then radio-frequency card splitter can recorde the mark of the radio frequency interface of itself with
The corresponding relationship of the mark of virtual AP, format can be as shown in table 1:
Table 1
| Radio frequency interface | Virtual AP |
| R1 | V1 |
| R2 | V1 |
| R3 | V2 |
| R4 | V2 |
Wherein, R1~R4 is respectively the mark of radio frequency interface 1~4, and V1 and V2 are respectively the mark of virtual AP1 and virtual AP2
Know.
In this embodiment, when STA is from a certain antenna of radio-frequency card splitter (be assumed to be radio frequency interface 1 connect antenna)
When access, the MAC Address of the available STA of radio-frequency card splitter one side, the MAC Address and the STA for recording the STA is accessed
Radio frequency interface BSSID corresponding relationship；On the other hand, radio-frequency card splitter can be according to the mark of radio frequency interface 1 (i.e.
R1) corresponding relationship shown in inquiry table 1 determines the corresponding destination virtual AP of radio frequency interface 1 (i.e. virtual AP1)；In turn, radio-frequency card point
Road device can report the corresponding relationship of the BSSID for the radio frequency interface (radio frequency interface 1) that the MAC Address of the STA is accessed with the STA
To virtual AP1.
The radio frequency interface that virtual AP1 receives the MAC Address for the STA that radio-frequency card splitter reports and the STA is accessed
When the corresponding relationship of BSSID, the MAC address entries of the MAC Address of the STA can be generated, outgoing interface is Ethernet interface b, and will
The corresponding relationship of the BSSID of the MAC Address of the STA and the radio frequency interface of STA access is reported to AC.
When virtual AP1 receives the message of AC transmission, virtual AP1 can release the CAPWAP encapsulation of the message, and root
Local forwarding-table item is inquired according to the target MAC (Media Access Control) address of wired message.When virtual AP1 determines the target MAC (Media Access Control) address of wired message
When corresponding outgoing interface is Ethernet interface b, which is sent to radio-frequency card point by Ethernet interface b by virtual AP1
Road device.
Radio-frequency card splitter receives wired message that virtual AP1 is sent, and is converted into air message, and according to the nothing
The corresponding relationship of the mark of the MAC Address and radio frequency interface of the STA of the target MAC (Media Access Control) address inquiry self record of report from a liner text, with true
The mark of the corresponding target radio frequency interface of target MAC (Media Access Control) address of the fixed air message, and pass through the target radio frequency interface for the nothing
Report from a liner text is transmitted to corresponding STA.
Embodiment three
In this embodiment, by radio reception device be operation have the server of virtual AP and virtual AC for.
Fig. 3 C is referred to, is a kind of configuration diagram of concrete application scene provided in an embodiment of the present invention, such as Fig. 3 C institute
Show, in the application scenarios, server had not only been run AP software (realize virtual AP), but also operation AC software is (virtual to realize
AC)。
In this embodiment, which (can be assumed to be Ethernet interface a) and radio-frequency card point by Ethernet interface
Road device, the radio-frequency card splitter are provided at least one radio frequency interface, at this point, the correspondence radio-frequency card can be generated in server
The virtual AP of splitter generates corresponding virtual radiofiequency interface according to the radio frequency interface number amount and type on radio-frequency card splitter,
In turn, server can carry out STA access by the radio frequency interface on radio-frequency card splitter.
Wherein, in order to increase radio-frequency card splitter radio frequency interface coverage area, each radio frequency of radio-frequency card splitter connects
Mouth is also connected with antenna.
In this embodiment, when STA is accessed from a certain antenna of radio-frequency card splitter, radio-frequency card splitter is available
The MAC Address of the STA records the corresponding relationship of the BSSID of the MAC Address of the STA and the radio frequency interface of STA access, and will
The corresponding relationship of the BSSID of the MAC Address of the STA and the radio frequency interface of STA access is reported to virtual AP.
When virtual AP needs to send message to STA, virtual AP can be sent out by Ethernet interface a to radio-frequency card splitter
Send air message.
When radio-frequency card splitter receives the air message that virtual AP is sent, according to the target MAC (Media Access Control) address of the air message
The corresponding relationship of the MAC Address of the STA of self record and the mark of radio frequency interface is inquired, to determine the purpose of the air message
The mark of the corresponding target radio frequency interface of MAC Address, and by the target radio frequency interface be transmitted to the air message corresponding
STA
Through above description as can be seen that in technical solution provided in an embodiment of the present invention, by the wireless network
Deployment is provided with the radio-frequency card splitter of at least one radio frequency interface, and by the radio-frequency card splitter and radio reception device with
Too network interface connects, and in turn, radio reception device can carry out connecing for STA by the radio frequency interface on the radio-frequency card splitter
Enter, with the quantity of the radio frequency interface of extended wireless access device, in turn, increases the number for the STA that radio reception device can access
Amount；In addition, by connecting the radio-frequency card splitter, the coverage area of radio reception device is no longer limited to radio reception device institute
A certain range of deployed position, so as to increase the coverage area of radio reception device.
Fig. 4 is referred to, provides a kind of structural schematic diagram of data transmission device for the embodiment of the present invention, wherein the data
Transmitting device can be applied to the radio-frequency card splitter in above method embodiment, as shown in figure 4, the data transmission device can be with
Include:
Detection unit 410, for detecting site STA access；
Recording unit 420, for recording the matchmaker of the STA when the detection unit 410 detects site STA access
The corresponding relationship of body access control MAC addresses and the mark of the radio frequency interface of STA access；
Transmission unit 430, for the MAC Address of the STA is corresponding with the mark of the STA radio frequency interface accessed
Relationship is reported to the radio reception device；
Receiving unit 440, for receiving message；
Determination unit 450, when for receiving the message of the radio reception device transmission when the receiving unit, according to
The target MAC (Media Access Control) address of the message inquires the corresponding relationship of the MAC Address of recorded STA and the mark of radio frequency interface, with true
The fixed corresponding target radio frequency interface of the target MAC (Media Access Control) address；
The transmission unit 430 is also used to forward the message by the target radio frequency interface.
Such as scheme please also refer to Fig. 5 for the structural schematic diagram of another data transmission device provided in an embodiment of the present invention
Shown in 5, on the basis of data transmission device shown in Fig. 4, data transmission device shown in Fig. 5 further include:
Converting unit 440, for when the message is wired message, the message to be converted to air message；
The transmission unit 430 is specifically used for forwarding the air message by the target radio frequency interface.
In an alternative embodiment, the receiving unit 440 is also used to receive the radio frequency that the radio reception device issues and connects
Mouth configuration-direct；
Correspondingly, please also refer to Fig. 6, for the structural representation of another data transmission device provided in an embodiment of the present invention
Figure, as shown in fig. 6, on the basis of data transmission device shown in Fig. 4, data transmission device shown in Fig. 6 further include:
Configuration unit 450, for being connect according to the radio frequency interface configuration-direct of the radio reception device to corresponding radio frequency
Mouth is configured；
Wherein, carrying out configuration to radio frequency interface includes:
The mode of radio frequency interface, radio type or/and agreement are configured.
In an alternative embodiment, radio reception device is entity access point AP or is the server that operation has virtual AP.
In an alternative embodiment, when operation has multiple virtual AP on the server,
The recording unit 420 is also used to record the mark of radio frequency interface on the radio-frequency card splitter with virtual AP's
The corresponding relationship of mark；
The determination unit 450 is also used to inquire penetrating for self record when the detection unit detects STA access
The corresponding relationship of the mark and the mark of virtual AP of frequency interface determines the corresponding destination virtual of radio frequency interface of the STA access
AP；
The transmission unit 430, specifically for the mark for the radio frequency interface for accessing the MAC Address of the STA and the STA
The corresponding relationship of knowledge is reported to the destination virtual AP.
The function of each unit and the realization process of effect are specifically detailed in the above method and correspond to step in above-mentioned apparatus
Realization process, details are not described herein.
For device embodiment, since it corresponds essentially to embodiment of the method, so related place is referring to method reality
Apply the part explanation of example.The apparatus embodiments described above are merely exemplary, wherein described be used as separation unit
The unit of explanation may or may not be physically separated, and component shown as a unit can be or can also be with
It is not physical unit, it can it is in one place, or may be distributed over multiple network units.It can be according to actual
The purpose for needing to select some or all of the modules therein to realize the present invention program.Those of ordinary skill in the art are not paying
Out in the case where creative work, it can understand and implement.
As seen from the above-described embodiment, the radio-frequency card point of at least one radio frequency interface is provided with by disposing in the wireless network
Road device, and the Ethernet interface of the radio-frequency card splitter and radio reception device is connected, in turn, radio reception device can lead to
The access that radio frequency interface on the radio-frequency card splitter carries out STA is crossed, with the quantity of the radio frequency interface of extended wireless access device,
In turn, increase the quantity for the STA that radio reception device can access；In addition, by connecting the radio-frequency card splitter, wireless access
The coverage area of equipment is no longer limited to a certain range of radio reception device institute deployed position, so as to increase wireless access
The coverage area of equipment.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of data transmission method, which is characterized in that be applied to radio-frequency card splitter, the radio-frequency card splitter with wirelessly connect
Enter the Ethernet interface connection of equipment, the radio-frequency card splitter is provided at least one radio frequency interface, which comprises
When detecting site STA access, the MAC address of the STA and the radio frequency of STA access are recorded
The corresponding relationship of the mark of interface, and the MAC Address of the STA is corresponding with the mark of the STA radio frequency interface accessed
Relationship is reported to the radio reception device；
When receiving the message that the radio reception device is sent, recorded according to the inquiry of the target MAC (Media Access Control) address of the message
STA MAC Address and radio frequency interface mark corresponding relationship, to determine that the corresponding target radio frequency of the target MAC (Media Access Control) address connects
Mouthful；
The message is forwarded by the target radio frequency interface.
2. the method according to claim 1, wherein when the message be wired message when, it is described by described
Target radio frequency interface forwards before the message, further includes:
The message is converted into air message.
3. the method according to claim 1, wherein the method also includes:
Receive the radio frequency interface configuration-direct that the radio reception device issues；
Corresponding radio frequency interface is configured according to the radio frequency interface configuration-direct of the radio reception device；
Wherein, carrying out configuration to radio frequency interface includes:
The mode of radio frequency interface, radio type or/and agreement are configured.
4. method according to claim 1-3, which is characterized in that the radio reception device is entity access point
AP or the server for having virtual AP for operation.
5. according to the method described in claim 4, it is characterized in that, when on the server operation have multiple virtual AP when, institute
State method further include:
Record the corresponding relationship of the mark and the mark of virtual AP of radio frequency interface on the radio-frequency card splitter；
Pair of the mark of the radio frequency access that when detecting STA access, the MAC Address of the STA is accessed with the STA
It should be related to and be reported to the radio reception device, comprising:
According to the mark of the radio frequency interface of STA access, the mark and the mark of virtual AP of the radio frequency interface of self record are inquired
The corresponding relationship of knowledge, determines the corresponding destination virtual AP of radio frequency interface of STA access, and by the MAC Address of the STA with
The corresponding relationship of the mark of the radio frequency interface of the STA access is reported to the destination virtual AP.
6. a kind of data transmission device, which is characterized in that be applied to radio-frequency card splitter, the radio-frequency card splitter with wirelessly connect
Enter the Ethernet interface connection of equipment, the radio-frequency card splitter is provided at least one radio frequency interface, and described device includes:
Detection unit, for detecting site STA access；
Recording unit, for recording the media access control of the STA when the detection unit detects site STA access
The corresponding relationship of the mark of MAC Address and the radio frequency interface of STA access；
Transmission unit, the corresponding relationship of the mark of the radio frequency interface for accessing the MAC Address of the STA and the STA
Offer the radio reception device；
Receiving unit, for receiving message；
Determination unit, when for receiving the message of the radio reception device transmission when the receiving unit, according to the report
The target MAC (Media Access Control) address of text inquires the corresponding relationship of the MAC Address of recorded STA and the mark of radio frequency interface, to determine the mesh
The corresponding target radio frequency interface of MAC Address；
The transmission unit is also used to forward the message by the target radio frequency interface.
7. device according to claim 6, which is characterized in that described device further include:
Converting unit, for when the message is wired message, the message to be converted to air message；
The transmission unit is specifically used for forwarding the air message by the target radio frequency interface.
8. device according to claim 6, which is characterized in that
The receiving unit is also used to receive the radio frequency interface configuration-direct that the radio reception device issues；
Described device further include:
Configuration unit, for being matched according to the radio frequency interface configuration-direct of the radio reception device to corresponding radio frequency interface
It sets；
Wherein, carrying out configuration to radio frequency interface includes:
The mode of radio frequency interface, radio type or/and agreement are configured.
9. according to the described in any item devices of claim 6-8, which is characterized in that the radio reception device is entity access point
AP or the server for having virtual AP for operation.
10. device according to claim 9, which is characterized in that when operation has multiple virtual AP on the server,
The recording unit is also used to record pair of the mark and the mark of virtual AP of radio frequency interface on the radio-frequency card splitter
It should be related to；
The determination unit is also used to inquire the radio frequency interface of self record when the detection unit detects STA access
The corresponding relationship of mark and the mark of virtual AP determines the corresponding destination virtual AP of radio frequency interface of the STA access；
The transmission unit, specifically for pair of the mark for the radio frequency interface for accessing the MAC Address of the STA and the STA
It should be related to and be reported to the destination virtual AP.
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|---|---|---|---|
| CN201810771987.5A CN109005570A (en) | 2018-07-13 | 2018-07-13 | A kind of data transmission method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810771987.5A CN109005570A (en) | 2018-07-13 | 2018-07-13 | A kind of data transmission method and device |
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| CN113364893A (en) * | 2020-03-06 | 2021-09-07 | 华为技术有限公司 | Data transmission method, device and system |
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Application publication date: 20181214 |