CN105959223B - A kind of message forwarding method and device - Google Patents
A kind of message forwarding method and device Download PDFInfo
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- CN105959223B CN105959223B CN201610270106.2A CN201610270106A CN105959223B CN 105959223 B CN105959223 B CN 105959223B CN 201610270106 A CN201610270106 A CN 201610270106A CN 105959223 B CN105959223 B CN 105959223B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/25—Routing or path finding in a switch fabric
- H04L49/253—Routing or path finding in a switch fabric using establishment or release of connections between ports
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Abstract
The present invention provides a kind of message forwarding method and device, which comprises when switching equipment receives the downlink data message of AC transmission, obtains the destination slogan of the downlink data message；The drainage list item that self maintained is inquired according to the destination slogan, determines the corresponding target AP of the destination slogan；The downlink data message is sent to the target AP.The process performance that switching equipment can be made full use of using the embodiment of the present invention improves the resource utilization of switching equipment.
Description
Technical field
The present invention relates to network communication technology field more particularly to a kind of message forwarding methods and device.
Background technique
Traditional AC (Access Controller, access controller)+Fit (thin) AP (Access Point, access point)
In WLAN (Wireless Local Area Networks, WLAN) network model, usually by one or more AC group
At the pond AC in logic, numerous Fit AP (hereinafter referred to as AP) are managed, pass through certain agreement (such as CAPWAP between AC and AP
(Control And Provisioning of Wireless Access Points Protocol Specification, nothing
The control of line access point and configuration protocol) or HTTP (HyperText Transfer Protocol, hypertext transfer protocol)
Deng) connect.
Summary of the invention
The present invention provides a kind of message forwarding method and device, to improve the resource of switching equipment in AC+Fit AP networking
Utilization rate.
According to a first aspect of the embodiments of the present invention, a kind of message forwarding method is provided, the method is applied to exchange and sets
It is standby, and include:
When receiving the downlink data message of access controller AC transmission, the destination of the downlink data message is obtained
Slogan；
The drainage list item that self maintained is inquired according to the destination slogan, determines the corresponding target of the destination slogan
Access point AP；
The downlink data message is sent to the target AP by the data channel established with the target AP.
According to a second aspect of the embodiments of the present invention, a kind of message forwarding method is provided, comprising:
By receiving the downlink data message that the switching equipment is sent with the data channel that switching equipment is established；Wherein,
When the downlink data message is the downlink data message that the switching equipment receives AC transmission, according to the downlink data report
The drainage list item of the destination slogan inquiry self maintained of text, determines that the corresponding target AP of the destination slogan is the AP
Afterwards, Xiang Suoshu AP is sent；
It is forwarded after carrying out decapsulation processing to the downlink data message.
According to a third aspect of the embodiments of the present invention, a kind of apparatus for forwarding message is provided, described device is applied to exchange and sets
It is standby, and include:
Receiving unit, for receiving the downlink data message of access controller AC transmission；
Acquiring unit obtains the downlink when for receiving the downlink data message of AC transmission when the receiving unit
The destination slogan of data message；
Query unit determines the destination for inquiring the drainage list item of self maintained according to the destination slogan
The corresponding target AP of slogan；
Transmission unit, for the downlink data message to be sent to institute by the data channel established with the target AP
State target AP.
According to a fourth aspect of the embodiments of the present invention, a kind of apparatus for forwarding message is provided, described device is applied to access point
AP, and include:
Receiving unit, for by receiving the lower line number that the switching equipment is sent with the data channel that switching equipment is established
According to message；Wherein, when the downlink data message is the downlink data message that the switching equipment receives AC transmission, according to institute
The drainage list item for stating the destination slogan inquiry self maintained of downlink data message determines the corresponding target of the destination slogan
After AP, what Xiang Suoshu target AP was sent；
Decapsulation unit, for carrying out decapsulation processing to the downlink data message；
Transmission unit, for treated that downlink data message is forwarded to the decapsulation.
Downlink data is obtained when switching equipment receives the downlink data message of AC transmission using the embodiment of the present invention
The destination slogan of message, and according to the drainage list item of destination slogan inquiry self maintained, determine the destination slogan pair
The target AP answered, and then the downlink data message is sent to target AP by the data channel established with target AP, so that mesh
When mark AP receives the downlink data message, after decapsulating to downlink data message, it is forwarded processing, makes full use of friendship
The process performance of exchange device improves the resource utilization of switching equipment.
Detailed description of the invention
Fig. 1 is a kind of network architecture schematic diagram of message forwarding provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of message forwarding method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of another message forwarding method provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of apparatus for forwarding message provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another apparatus for forwarding message provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of apparatus for forwarding message provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another apparatus for forwarding message provided in an embodiment of the present invention.
Specific embodiment
In the WLAN network model of traditional AC+Fit AP, the function that AP needs to undertake is more, such as real-time RRM (Radio
Resource Management, wireless resource management) it calculates, WIPS (Wireless Intrusion Prevention
System, wireless invasive system of defense) the control plane traffic and data forwarding etc. such as calculate, thus AP must be equipped with high property
The hardware of energy, such as high performance CPU (Center Process Unit, central processing unit), memory etc..
In addition, in traditional AC+Fit AP group-network construction, Fit AP would generally by switching equipment (such as interchanger) with
AC connection, in the group-network construction, switching equipment major function include for AP power supply and wired message forwarding, and and wireless network
Network does not have any interaction, and the process performance of switching equipment is not fully utilized, and causes the waste of resource.
Technical solution in embodiment in order to enable those skilled in the art to better understand the present invention, and make of the invention real
The above objects, features, and advantages for applying example can be more obvious and easy to understand, with reference to the accompanying drawing to technical side in the embodiment of the present invention
Case is described in further detail.
The network architecture being first applicable in below the embodiment of the present invention is described.
Referring to Figure 1, Fig. 1 is a kind of network architecture schematic diagram of message forwarding provided in an embodiment of the present invention, such as Fig. 1 institute
Show, may include AC, switching equipment (being illustrated so that switching equipment is interchanger as an example below) and AP in the network architecture；
Wherein:
It is worth noting that in embodiments of the present invention, if non-specified otherwise, mentioned interchanger refers both to direct-connected with AP
Interchanger, the embodiment of the present invention is subsequent no longer to be repeated.
In the embodiment of the present invention, by the way that interchanger is transformed, by interchanger and AC establish connection (such as CAPWAP, HTTP or
The other agreement connections of person), in this way, AC is only responsible for being communicated with interchanger, the AP that management is attached thereto is responsible for by interchanger, is handed over
The configuration with AP of changing planes can uniformly be issued by AC, also, interchanger is also responsible for control plane traffic (such as RRM, roaming control of AP
System, WIPS etc.).AP only needs to be responsible for the data planes business such as radio frequency processing and data message processing, can reduce AP's in this way
Hardware cost.
In the embodiment of the present invention, in order to enable switch to the control plane traffic of processing AP, it can set in a switch
Enter related software modules (software module that AP is used to handle related control plane business), and then can use the CPU of interchanger
Resource, the required control plane traffic handled of processing AP, such as RRM calculating, Roaming control, WIPS.
Wherein, interchanger realizes that the processing of related control plane business may refer to by be placed in related software modules
The specific implementation of existing AP processing related control plane business, this will not be repeated here for the embodiment of the present invention.In addition, interchanger
Required data can pass through connection between interchanger and AP (such as two layers of privately owned association when handling related control plane business
View connection) it is obtained from AP.
In embodiments of the present invention, interchanger and AC are established after control channel, and one can also be created for each AP specially
Data channel, every data channel use different port numbers.
Specifically, interchanger and AC are successfully established after control channel, exchange opportunity is AP points connect with the interchanger
With UDP (User Datagram Protocol, User Datagram Protocol) port numbers, in turn, interchanger can be according to being AP point
The UDP port number matched creates corresponding data channel, and by the data channel to AP downward message packaging information, so as to AP
After receiving message packaging information, it is stored in local, in case using when the forwarding of follow-up data message.
Wherein, which can include but is not limited to: be encapsulated as message (such as the specified protocol of specified protocol
For CAPWAP agreement) target MAC (Media Access Control) address be interchanger to AC next-hop device (such as gateway) MAC Address, destination IP
Location is the IP address of AC, and destination slogan is socket (socket) port numbers of AC, and source IP address is the IP address of interchanger,
Source port number is the UDP port number that interchanger is AP distribution, VLAN locating for the data channel between interchanger and AP.
In the embodiment of the present invention, in order to realize interchanger according to the destination port of the downlink data message received by downlink
Data message forwarding gives correct AP, and interchanger is after creating corresponding data channel for each AP, it is also necessary to create for each AP
One drainage list item (or being ACL (Access Control List, accesses control list) strategy), by destination slogan with
The matched message of port numbers for AP distribution is transmitted to the AP, thus, when interchanger receives downlink data message, Ke Yigen
Drainage list item matching is carried out according to the destination slogan of the downlink data message, and downlink data message is carried out according to matching result
Forwarding.
Based on the network architecture shown in FIG. 1, the embodiment of the invention also provides a kind of message processing methods, refer to Fig. 2,
For a kind of flow diagram of message processing method provided in an embodiment of the present invention, as shown in Fig. 2, this method may include following
Step:
It is worth noting that step 201~step 203 executing subject can be the exchange in the network architecture shown in Fig. 1
Machine.
Step 201, when receive AC transmission downlink data message when, obtain the destination port of the downlink data message
Number.
In the embodiment of the present invention, when AC, which has received external network, is sent to the outer network packet of STA, AC can be according to this
The purpose IP address of outer network packet, which is inquired related forwarding-table item and determined, to be needed for the outer network packet to be sent on which interchanger, true
When to make target switch be the above-mentioned interchanger as executing subject, upstream data report that AC is sent according to this target switch
The encapsulation format of text is packaged the outer network packet, obtains downlink data message, the purpose IP address of the downlink data message
For the IP address of target switch.
Due to downlink data message purpose IP address be target switch IP address, the downlink data message
It can first send to target switch.
When interchanger receives the downlink data message of AC transmission, the destination port of the available downlink data message
Number；Wherein, the destination slogan of the downlink data message is effectively swapped between machine and is closed by the destination of the downlink data message
The port numbers of the AP distribution of connection.
Step 202, the drainage list item that self maintained is inquired according to destination slogan, determine the corresponding target of destination port
AP。
In the embodiment of the present invention, interchanger receives the downlink data message of AC transmission, and gets the downlink data report
After the destination slogan of text, the drainage list item of self maintained can be inquired according to the destination slogan；Wherein, the drainage list item
In include port numbers and AP corresponding relationship.
If there is AP corresponding with the destination slogan of downlink data message in the drainage list item of interchanger maintenance, exchange
The AP can be determined as the target AP of downlink data message, i.e. AP associated by the destination of downlink data message by machine.
If AP corresponding with the destination slogan of downlink data message is not present in the drainage list item of interchanger maintenance, hand over
The downlink data message can directly be abandoned or be handled according to other strategies downlink data message by changing planes, and the present invention is implemented
Example does not limit this.
The downlink data message received is sent to target AP by the data channel established with target AP by step 203.
It, can be with after interchanger determines the corresponding target AP of the destination slogan of downlink data message in the embodiment of the present invention
The downlink data message is sent to target AP by the data channel established with target AP.
After target AP receives the downlink data message of interchanger transmission, which can be decapsulated
Processing, and the wired message obtained after decapsulation is converted into air message, the conversion of 802.3 to 802.11 formats is such as carried out, and
Obtained air message is forwarded by Radio (radio frequency) mouth.
Further, in embodiments of the present invention, it is sent out when interchanger receives the AP for establishing data channel with interchanger
It, can be according to the purpose IP address and target MAC (Media Access Control) address of the uplink data messages to line number on this when the uplink data messages sent
It is forwarded according to message.
Specifically, in embodiments of the present invention, when AP receives air message, AP can be converted to the air message
Report from a liner text, and the message packaging information issued according to interchanger is packaged wired message, to obtain uplink data messages.
Wherein, which includes: to be encapsulated as the IP address that the purpose IP address of the message of specified protocol is AC,
Target MAC (Media Access Control) address is the MAC Address of the next-hop device of interchanger to AC, and destination slogan is the socket port number of AC, source
IP address is the IP address of interchanger, and source port number is the UDP port number that interchanger is AP distribution.
For example, when AP is from when receiving air message (being assumed to be 802.11 messages) for Radio mouthfuls, AP will can first be connect
The air message received is converted to wired message, such as carries out the conversion of 802.11 to 802.3 formats, then, AP can use exchange
Wired message is encapsulated as uplink data messages by the message packaging information that machine issues.For example, it is assumed that the finger in message packaging information
Determining agreement is CAPWAP agreement, it is assumed that does not have other equipment between interchanger and AC, then AP can be 802.3 messages after conversion
A CAPWAP protocol massages head is encapsulated, and (effectively using 802.3 messages after conversion as the payload of uplink data messages
Load) it is encapsulated, the purpose IP address of the uplink data messages encapsulated is the IP address of AC, and target MAC (Media Access Control) address is AC's
MAC Address, destination slogan are the socket port number of AC, and source IP address is the IP address of interchanger, and source port number is exchange
Machine is the UDP port number of AP distribution.
Wherein, message packaging information can be interchanger after data channel corresponding with AP creation, issue to AP.
After AP obtains uplink data messages, which can be sent from Ethernet interface.
It, can be according on this when interchanger receives the uplink data messages sent with the AP for itself establishing data channel
The purpose IP address and target MAC (Media Access Control) address of row data message are forwarded the uplink data messages.Due to the upstream data report
The purpose IP address of text is the IP address of AC, and therefore, which is eventually sent to AC.
After AC receives the uplink data messages of interchanger forwarding, which can be decapsulated, and
Concentration forward process is carried out to the message after encapsulation, is forwarded to external network.
Further, in embodiments of the present invention, interchanger is by receiving AC transmission with the control channel that AC is established
When controlling message, control plane traffic processing can be carried out according to the control message.Wherein, which may include
But be not limited to RRM, Roaming control, WIPS etc..
Based on the network architecture shown in FIG. 1, the embodiment of the invention also provides another message processing methods, refer to figure
3, be a kind of flow diagram of message processing method provided in an embodiment of the present invention, as shown in figure 3, this method may include with
Lower step:
It is worth noting that step 301~step 302 executing subject can be the AP in the network architecture shown in Fig. 1.
Step 301 receives the downlink data message that switching equipment is sent by the data channel established with switching equipment.
In the embodiment of the present invention, when AC, which receives external network, is sent to the outer network packet of STA, AC can be outer according to this
The purpose IP address of network packet, which is inquired related forwarding-table item and determined, to be needed for the outer network packet to be sent on which switching equipment, true
When to make target switching equipment be the switching equipment in step 301, upstream data report that AC is sent according to this target switching equipment
The encapsulation format of text is packaged the outer network packet, obtains downlink data message, the purpose IP address of the downlink data message
For the IP address of target switching equipment.
Due to downlink data message purpose IP address be target switching equipment IP address, the downlink data report
Text can also be sent to target switching equipment.It, can be according to the downlink after target switching equipment receives the downlink data message
The drainage list item of the destination slogan inquiry self maintained of data message, determines corresponding target AP, is determining that target AP is
When the above-mentioned AP as executing subject, which is sent to the AP.
Step 302 after carrying out decapsulation processing to downlink data message, is forwarded processing.
In the embodiment of the present invention, when AP receives the downlink data message of switching equipment transmission, AP can be to the downlink
Data message carries out decapsulation processing, and wired message that decapsulation obtains is converted to air message, such as carries out 802.3 and arrives
The conversion of 802.1 formats, and obtained air message is forwarded by Radio mouthfuls.
Further, in embodiments of the present invention, when AP receives air message, AP can be converted the air message
At wired message, and the message packaging information issued according to switching equipment, which is packaged, upstream data is obtained
Message；Wherein, which may include: to be encapsulated as the IP that the purpose IP address of the message of specified protocol is AC
Location, target MAC (Media Access Control) address are the MAC Address of the next-hop device of the switching equipment to AC, and destination slogan is the end socket of AC
Slogan, source IP address are the IP address of switching equipment, and source port number is the UDP port number that switching equipment is AP distribution.
After AP obtains corresponding uplink data messages according to the air message received, which can be turned
It is sent to switching equipment, so that purpose IP address and target MAC (Media Access Control) address of the switching equipment according to the uplink data messages, to upper
Row data message is forwarded, and specific implementation may refer to the associated description in method flow shown in Fig. 2, and the present invention is implemented
Details are not described herein for example.
Through above description as can be seen that in technical solution provided in an embodiment of the present invention, when switching equipment receives
When the downlink data message that AC is sent, the destination slogan of downlink data message is obtained, and certainly according to destination slogan inquiry
The drainage list item of body maintenance, determines the corresponding target AP of the destination slogan, so by the downlink data message by with target
The data channel that AP is established is sent to target AP, when so that target AP receiving the downlink data message, to downlink data message
After being decapsulated, it is forwarded processing, makes full use of the process performance of switching equipment, improves the utilization of resources of switching equipment
Rate；In addition, in embodiments of the present invention, being AP processing control plane traffic by switching equipment, releasing AP control plane
Pressure, AP only need processing data plane business, reduce the hardware performance requirements of AP.
Fig. 4 is referred to, provides a kind of structural schematic diagram of apparatus for forwarding message for the embodiment of the present invention, wherein the message
Processing unit can be applied to the switching equipment in the network architecture shown in Fig. 1, as shown in figure 4, the apparatus may include:
Receiving unit 410, for receiving the downlink data message of AC transmission；
Acquiring unit 420, when for receiving the downlink data message of AC transmission when the receiving unit, under acquisition is described
The destination slogan of row data message；
Query unit 430 determines the purpose for inquiring the drainage list item of self maintained according to the destination slogan
The corresponding target AP of port numbers；
Transmission unit 440, for sending the downlink data message by the data channel established with the target AP
To the target AP.
In an alternative embodiment, the receiving unit 410 can be also used for receiving and the switching equipment establish data
The uplink data messages that the AP in channel is sent；
The transmission unit 440 can be also used for establishing when the receiving unit 410 is received with the switching equipment
When the uplink data messages that the AP of data channel is sent, according to the purpose internet protocol address of the uplink data messages and
Purpose MAC address is forwarded the uplink data messages；
Wherein, when the uplink data messages are that the AP receives air message, the air message has been converted into
Report from a liner text, and the message packaging information issued according to the switching equipment is packaged wired message；
The message packaging information includes: to be encapsulated as the IP address that the purpose IP address of specified protocol message is the AC,
Target MAC (Media Access Control) address is the MAC Address of the next-hop device of the switching equipment to the AC, and destination slogan is the AC's
Socket port number, source IP address are the IP address of the switching equipment, and source port number is that the switching equipment is the AP points
The UDP port number matched.
In an alternative embodiment, the receiving unit 410 can be also used for connecing by the control channel established with the AC
Receive the control message that the AC is sent；
Correspondingly, please refer to fig. 5, being the structural representation of another apparatus for forwarding message provided in an embodiment of the present invention
Figure, on the basis of the embodiment shown in fig. 4, device shown in fig. 5 can also include:
Processing unit 450, for carrying out control plane traffic processing according to the control message.
Fig. 6 is referred to, provides a kind of structural schematic diagram of apparatus for forwarding message for the embodiment of the present invention, wherein the message
Retransmission unit can be applied to the AP in the network architecture shown in Fig. 1, as shown in fig. 6, the apparatus may include:
Receiving unit 610, for by being received under the switching equipment transmission with the data channel that switching equipment is established
Row data message；Wherein, when the downlink data message is the downlink data message that the switching equipment receives AC transmission, root
Determine that the destination slogan is corresponding according to the drainage list item of the destination slogan inquiry self maintained of the downlink data message
After target AP, what Xiang Suoshu target AP was sent；
Decapsulation unit 620, for carrying out decapsulation processing to the downlink data message；
Transmission unit 630, for treated that downlink data message is forwarded to the decapsulation.
Referring to Figure 7 together, it is the structural schematic diagram of another apparatus for forwarding message provided in an embodiment of the present invention, is scheming
On the basis of 6 illustrated embodiments, device shown in Fig. 7 can also include:
Encapsulation unit 640, for when the receiving unit 610 receives air message, the air message to be converted
For wired message, and the message packaging information issued according to the switching equipment, wired message is packaged, is obtained
Row data message；The message packaging information includes: to be encapsulated as the purpose internet protocol address of the message of specified protocol to be
The IP address of the AC, purpose MAC address be the switching equipment to the AC next-hop device MAC
Address, destination slogan are the socket port number of the AC, and source IP address is the IP address of the switching equipment, source port number
It is the UDP port number of the AP distribution for the switching equipment；
The transmission unit 630 can be also used for the uplink data messages being forwarded to the switching equipment, so that institute
Switching equipment is stated according to the purpose IP address and target MAC (Media Access Control) address of the uplink data messages, to the uplink data messages into
Row forwarding.
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, when switching equipment receives the downlink data message of AC transmission, downlink data is obtained
The destination slogan of message, and according to the drainage list item of destination slogan inquiry self maintained, determine the destination slogan pair
The target AP answered, and then the downlink data message is sent to target AP by the data channel established with target AP, so that mesh
When mark AP receives the downlink data message, after decapsulating to downlink data message, it is forwarded processing, makes full use of friendship
The process performance of exchange device improves the resource utilization of switching 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 (6)
1. a kind of message forwarding method, which is characterized in that the method is applied to switching equipment, and includes:
When receiving the downlink data message of access controller AC transmission, the destination port of the downlink data message is obtained
Number；
The drainage list item that self maintained is inquired according to the destination slogan determines the corresponding target access of the destination slogan
Point AP；
The downlink data message is sent to the target AP by the data channel established with the target AP；
Wherein, the method also includes:
When receiving the uplink data messages that the AP for establishing data channel with the switching equipment is sent, according to the uplink
The purpose internet protocol address and purpose MAC address of data message, to the uplink data messages into
Row forwarding；
Wherein, when the uplink data messages are that the AP receives air message, the air message report from a liner has been converted into
Text, and the message packaging information issued according to the switching equipment is packaged wired message；
The message packaging information includes: to be encapsulated as the IP address that the purpose IP address of the message of specified protocol is the AC, mesh
MAC Address be the switching equipment to the AC next-hop device MAC Address, destination slogan is the AC
Socket port number, source IP address are the IP address of the switching equipment, and source port number is that the switching equipment is the AP points
The User Datagram Protocol UDP port number matched.
2. the method according to claim 1, wherein the method also includes:
The control message that the AC is sent is received by the control channel established with the AC, and is carried out according to the control message
Control business processing.
3. a kind of message forwarding method, which is characterized in that the method is applied to access point AP, and includes:
By receiving the downlink data message that the switching equipment is sent with the data channel that switching equipment is established；Wherein, described
When downlink data message is the downlink data message that the switching equipment receives AC transmission, according to the downlink data message
Destination slogan inquires the drainage list item of self maintained, after determining that the corresponding target AP of the destination slogan is the AP,
It is sent to the AP；
It is forwarded after carrying out decapsulation processing to the downlink data message；
Wherein, the method also includes:
When receiving air message, the air message is converted into wired message；
The message packaging information issued according to the switching equipment is packaged wired message, obtains upstream data report
Text；The message packaging information include: be encapsulated as the message of specified protocol purpose internet protocol address be the AC
IP address, MAC Address of the purpose MAC address for the next-hop device of the switching equipment to the AC, mesh
Port numbers be the AC socket port number, source IP address be the switching equipment IP address, source port number is described
Switching equipment is the User Datagram Protocol UDP port number of AP distribution；
The uplink data messages are forwarded to the switching equipment, so that the switching equipment is according to the uplink data messages
Purpose IP address and target MAC (Media Access Control) address, the uplink data messages are forwarded.
4. a kind of apparatus for forwarding message, which is characterized in that described device is applied to switching equipment, and includes:
Receiving unit, for receiving the downlink data message of access controller AC transmission；
Acquiring unit obtains the downlink data when for receiving the downlink data message of AC transmission when the receiving unit
The destination slogan of message；
Query unit determines the destination slogan for inquiring the drainage list item of self maintained according to the destination slogan
Corresponding target AP；
Transmission unit, for the downlink data message to be sent to the mesh by the data channel established with the target AP
Mark AP；
Wherein,
The receiving unit is also used to receive the upstream data report that the AP for establishing data channel with the switching equipment is sent
Text；
The transmission unit is also used to send out when the receiving unit receives the AP for establishing data channel with the switching equipment
When the uplink data messages sent, according to the purpose internet protocol address of the uplink data messages and purpose media interviews control
MAC Address processed is forwarded the uplink data messages；
Wherein, when the uplink data messages are that the AP receives air message, the air message report from a liner has been converted into
Text, and the message packaging information issued according to the switching equipment is packaged wired message；
The message packaging information includes: to be encapsulated as the IP address that the purpose IP address of the message of specified protocol is the AC, mesh
MAC Address be the switching equipment to the AC next-hop device MAC Address, destination slogan is the AC
Socket port number, source IP address are the User Datagram Protocol UDP port number that the switching equipment is the AP distribution.
5. device according to claim 4, which is characterized in that
The receiving unit is also used to receive the control message that the AC is sent with the AC by the control channel established；
Described device further include:
Processing unit, for carrying out control plane traffic processing according to the control message.
6. a kind of apparatus for forwarding message, which is characterized in that described device is applied to access point AP, and includes:
Receiving unit, for by receiving the downlink data report that the switching equipment is sent with the data channel that switching equipment is established
Text；Wherein, when the downlink data message is the downlink data message that the switching equipment receives AC transmission, under described
After the drainage list item of the destination slogan inquiry self maintained of row data message determines the corresponding target AP of the destination slogan,
It is sent to the target AP；
Decapsulation unit, for carrying out decapsulation processing to the downlink data message；
Transmission unit, for treated that downlink data message is forwarded to the decapsulation；
Wherein,
Described device further include:
Encapsulation unit, for when the receiving unit receives air message, the air message to be converted to wired message,
And the message packaging information issued according to the switching equipment, wired message is packaged, uplink data messages are obtained；
The message packaging information includes: to be encapsulated as the IP that the purpose internet protocol address of the message of specified protocol is the AC
Location, MAC Address of the purpose MAC address for the next-hop device of the switching equipment to the AC, destination
Slogan is the socket port number of the AC, and source IP address is the IP address of the switching equipment, and source port number is the exchange
Equipment is the User Datagram Protocol UDP port number of AP distribution；
The transmission unit is also used to the uplink data messages being forwarded to the switching equipment, so that the switching equipment
According to the purpose IP address and target MAC (Media Access Control) address of the uplink data messages, the uplink data messages are forwarded.
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| CN108322389B (en) * | 2017-01-17 | 2021-05-18 | 深圳市万网博通科技有限公司 | Data message forwarding method and system, and wireless access device |
| CN107547621B (en) * | 2017-06-27 | 2020-11-06 | 新华三技术有限公司 | Message forwarding method and device |
| CN114158036B (en) * | 2021-12-06 | 2024-01-23 | 成都飞鱼星科技股份有限公司 | Method, equipment, system and medium for configuration management of AP |
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