CN103313308A - Data transmission method and device - Google Patents
Data transmission method and device Download PDFInfo
- Publication number
- CN103313308A CN103313308A CN2013102454324A CN201310245432A CN103313308A CN 103313308 A CN103313308 A CN 103313308A CN 2013102454324 A CN2013102454324 A CN 2013102454324A CN 201310245432 A CN201310245432 A CN 201310245432A CN 103313308 A CN103313308 A CN 103313308A
- Authority
- CN
- China
- Prior art keywords
- message
- wireless device
- wireless
- tunnel protocol
- protocol message
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a data transmission method and device. The data transmission method includes that an AP (access point) receives a wireless message transmitted by a wireless client side STA; when determining to transmit the wireless message to a destination terminal through a non-wireless device, the AP encapsulates the wireless message into a tunnel protocol message prior to forwarding the same to the non-wireless device; the non-wireless device processes the wireless message of the tunnel protocol message into an Ethernet message and forwards the same in a VLAN (virtual local area network) corresponding to a VLAN Tag carried along in the tunnel protocol message if determining an IP (internet protocol) address and a port of a message header of the tunnel protocol message are a self IP address and a designated port after receiving the tunnel protocol message. By the embodiment, message handling efficiency is improved, and possibility of message losing is reduced.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of data transmission method and equipment.
Background technology
WLAN(Wireless Local Area Network, WLAN (wireless local area network)) technology is one of focus of current communication, and it is simple to use the WLAN technology can enjoy construction, the advantage that maintenance cost is cheap.Present main flow WLAN technology is mainly by AC(Access Controller, access controller)+FIT(is thin) AP(Access Point, access point) combination realize.AC is by setting up special-purpose CAPWAP(Controlling And Provisioning of Wireless Access Point with AP, wireless access point control and supply) tunnel finishes the unified management of AP and maintenance, and the forwarding of wireless data, its system architecture schematic diagram can be referring to Fig. 1.Wherein, setting up the Signalling exchange flow process of CAPWAP tunnel between AP and the AC can be referring to Fig. 2.
As shown in Figure 2, AP and AC set up CAPWAP tunnel by a series of CAPWAP control messages, and this CAPWAP tunnel comprises:
The control tunnel is used for management, safeguards and issue configuration;
Data tunnel is used for transmitting the CAPWAP data message.
After the tunnel was set up, AC issued configuration by CAPWAP control tunnel to AP, as binding wireless service, radio frequency parameter etc.
Based on system architecture shown in Figure 1, its most basic a kind of data forwarding process is as follows:
Wireless client STA, the website (Station) that namely meets 802.11 standards is the Server(server with purpose) 802.11 messages (wireless message) on send AP, AP send AC on being encapsulated in message in the CAPWAP data message, AC extracts 802.11 messages that are included in the CAPWAP message, be treated to 802.3 messages (Ethernet message), be transmitted to Server through cable network then, this data pass-through mode is called to concentrate to be transmitted.
In addition, also provide another kind of data pass-through mode in the prior art, its repeating process is as follows:
STA is the 802.11 message up sending AP of Server with purpose, and AP directly is converted into 802.3 messages, is transmitted to Server through cable network, and this data pass-through mode is called local the forwarding.
In addition, prior art gives a kind of this locality of adopting and transmits and concentrate the mode of coordinating to carry out the message forwarding of transmitting, AP this locality can dispose an ACL(Access Control List, access control lists), determine the message that receives is carried out concentrated the forwarding or local the forwarding by the coupling traffic characteristic.
Wherein, the configuration of the ACL of AP this locality need (be that Server is in the residing local area network (LAN) of SAT with reference to the deployment scenario of networking, still be in the wide area network) realize, be example with application scenarios shown in Figure 3, when STA need communicate by letter with Server in the wide area network, when communicating by letter with Server1 as STA, the operation of the ACL correspondence that disposes can be transmitted for concentrating; When STA need communicate by letter with Server in the local area network, when communicating by letter with Server2 as STA, the operation of the ACL correspondence that disposes can be transmitted for this locality, and its flow is transmitted schematic diagram can be as shown in Figure 3.
To sum up, when the available data message is transmitted, no matter be that existing the employing concentrated pass-through mode, local pass-through mode or concentrated the forwarding and the local coordination mode of transmitting, all need AP or/and AC is processed into the Ethernet message with wireless message, make AP or/and the pressure of AC processing message is bigger, when particularly the message treating capacity is big, very easily cause AP or/and AC handles excess load, cause the message treatment effeciency relatively poor, even lose message.
Summary of the invention
The invention provides a kind of data transmission method and equipment, can overcome the more AC that causes of task amount of message processing in the existing WLAN networking or/and the excessive problem of AP load.
In order to achieve the above object, the invention provides a kind of data transmission method, be applied to comprise the system of access point AP, access controller AC and at least one non-wireless device, this method comprises:
AP receives the wireless message that wireless client STA sends;
When described AP determines described wireless message to be transmitted to destination by non-wireless device, described AP is transmitted to described non-wireless device after described wireless message is encapsulated as the tunnel protocol message, by described non-wireless device described tunnel protocol message is handled and is transmitted; Wherein, carry the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in the described tunnel protocol message.
Wherein, described AP can determine whether to need described wireless message is transmitted to destination by non-wireless device in the following manner:
Described AP inquires about pre-configured access control lists ACL according to described wireless message, and determines whether that according to described ACL needs are transmitted to destination with described wireless message by non-wireless device.
Wherein, described tunnel protocol message specifically can be wireless access point control and supply CAPWAP data message;
Described AP is encapsulated as the tunnel protocol message with described wireless message, specifically can be:
Described AP as purpose IP address and the port of the heading of CAPWAP data message, is encapsulated as CAPWAP data message with described wireless message with the IP address of described non-wireless device and designated port.
The VLAN Tag of VLAN of living in when wherein, described AP can be implemented in the following manner and carry described STA in the described tunnel protocol message and reach the standard grade:
Described AP is newly-increased type lengths values TLV in described tunnel protocol message, the VLAN Tag of VLAN of living in when comprising described STA among this TLV and reaching the standard grade.
The embodiment of the invention also provides a kind of data transmission method, is applied to comprise the system of access point AP, access controller AC and at least one non-wireless device, and this method comprises:
Non-wireless device receives the tunnel protocol message that AP sends, this tunnel protocol message is packaged with the wireless message that wireless client STA sends to described AP, and carries the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in this tunnel protocol message;
When described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are its own IP address and designated port, described non-wireless device is treated to the Ethernet message with the wireless message in this tunnel protocol message, and transmits in the VLAN of described VLAN Tag correspondence.
Wherein, described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are after its own IP address and the designated port, also can comprise:
Described non-wireless device records the port of the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, described AP and the corresponding relation of radio frequency RadioID, so that the message of described STA identified and send to by described non-wireless device according to described corresponding relation.
Wherein, the mode that described non-wireless device specifically can list item records the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, the port of described AP and the corresponding relation of RadioID;
This method also can comprise:
Described non-wireless device starts ageing timer that should list item;
If before this ageing timer is overtime, when the source MAC that described non-wireless device receives the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, upgrade described list item, and the described ageing timer of resetting;
If when this ageing timer is overtime, when the source MAC that described non-wireless device does not receive the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, delete described list item and ageing timer.
In addition, this method also can comprise:
Described non-wireless device receives the Ethernet message;
Described non-wireless device is inquired about described corresponding relation according to the target MAC (Media Access Control) address of described Ethernet message, and when inquiring the corresponding relation of coupling, described Ethernet message is encapsulated as the tunnel protocol message, and be transmitted to the AP that records in the corresponding relation of described coupling, in order to transmit processing by AP
The embodiment of the invention also provides a kind of access point AP, is applied to comprise the system of access controller AC and at least one non-wireless device, and this AP comprises:
Receiver module is used for receiving the wireless message that wireless client STA sends;
Determination module is used for determining whether to need described wireless message is transmitted to destination by non-wireless device;
Processing module, be used for when described determination module is determined described wireless message to be transmitted to destination by non-wireless device, be transmitted to described non-wireless device after described wireless message is encapsulated as the tunnel protocol message, by described non-wireless device described tunnel protocol message handled and transmitted; Wherein, carry the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in the described tunnel protocol message.
Wherein, described determination module specifically can be used for according to the pre-configured access control lists ACL of described wireless message inquiry, and determines whether that according to described ACL needs are transmitted to destination with described wireless message by non-wireless device.
Wherein, described tunnel protocol message specifically can be wireless access point control and supply CAPWAP data message;
Described processing module specifically can be used for the IP address of described non-wireless device and designated port as purpose IP address and the port of the heading of CAPWAP data message described wireless message being encapsulated as the CAPWAP data message.
Wherein, described processing module, specifically be used in the mode of a newly-increased type lengths values TLV in the described tunnel protocol message, the VLAN Tag of VLAN of living in when in described tunnel protocol message, carrying described STA and reaching the standard grade, the VLAN Tag of VLAN of living in when wherein, comprising described STA among this TLV and reach the standard grade.
The embodiment of the invention also provides a kind of non-wireless device, is applied to comprise the system of access point AP, access controller AC, and described non-wireless device comprises:
Receiver module, be used for receiving the tunnel protocol message that AP sends, this tunnel protocol message is packaged with the wireless message that wireless client STA sends to described AP, and carries the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in this tunnel protocol message;
Processing module, be used for when described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are its own IP address and designated port, wireless message in this tunnel protocol message is treated to the Ethernet message, and in the VLAN of described VLAN Tag correspondence, transmits.
In addition, described non-wireless device also can comprise:
Logging modle, be used for after described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are its own IP address and designated port, record the port of the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, described AP and the corresponding relation of radio frequency RadioID, so that the message of described STA identified and send to by described non-wireless device according to described corresponding relation.
Wherein, described logging modle specifically can be used for recording the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, the port of described AP and the corresponding relation of RadioID in the mode of list item;
Described logging modle also can be used for starting to ageing timer that should list item; And be used for before this ageing timer is overtime, when the source MAC that described non-wireless device receives the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, upgrade described list item, and the described ageing timer of resetting; And be used for when this ageing timer is overtime, when the source MAC that described non-wireless device does not receive the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, delete described list item and ageing timer.
In addition, described receiver module also can be used for receiving the Ethernet message;
Described processing module, also can be used for inquiring about described corresponding relation according to the target MAC (Media Access Control) address of described Ethernet message, and when inquiring the corresponding relation of coupling, described Ethernet message is encapsulated as the tunnel protocol message, and be transmitted to the AP that records in the corresponding relation of described coupling, in order to transmit processing by AP.
In the above embodiment of the present invention, when AP receives the wireless message that STA sends, and when determine needing should wireless message to be transmitted to destination by non-wireless device, this AP is transmitted to this wireless device after should wireless message being encapsulated as the tunnel protocol message, by this non-wireless device this tunnel protocol message is handled and transmitted, like this, when the task amount of handling when message in the WLAN networking is big, can share AP or/and the processing load of AC by non-wireless device, overcome when task amount is big in the existing WLAN networking, AC has reduced the possibility of losing message or/and the excessive problem of AP load has improved the message treatment effeciency.
Description of drawings
Fig. 1 is the system architecture schematic diagram that a kind of existing wireless data is transmitted;
Fig. 2 is for setting up the Signalling exchange schematic flow sheet of CAPWAP tunnel between a kind of existing AP and the AC;
Fig. 3 is that application scenarios and the flow that a kind of existing wireless data is transmitted transmitted schematic diagram;
The schematic flow sheet of a kind of data transmission method that Fig. 4 provides for the embodiment of the invention one;
The schematic flow sheet of a kind of data transmission method that Fig. 5 provides for the embodiment of the invention two;
The schematic flow sheet of a kind of data transmission method that Fig. 6 provides for the embodiment of the invention three;
The schematic flow sheet of a kind of data transmission method that Fig. 7 provides for the embodiment of the invention four;
The schematic flow sheet of a kind of data transmission method that Fig. 8 provides for the embodiment of the invention six;
The structural representation of a kind of AP that Fig. 9 provides for the embodiment of the invention seven;
The structural representation of a kind of non-wireless device that Figure 10 provides for the embodiment of the invention eight;
The structural representation of a kind of non-wireless device that Figure 11 provides for the embodiment of the invention nine.
Embodiment
At above-mentioned problems of the prior art, the embodiment of the invention provides a kind of technical scheme of transfer of data, can overcome message is handled in the existing WLAN networking task amount when big, and AC is or/and the excessive problem of AP load.
Below in conjunction with the accompanying drawing in the embodiments of the invention, the technical scheme in the embodiments of the invention is carried out clear, complete description, obviously, the embodiments described below only are the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not paying the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of embodiments of the invention protection.
Embodiment one
Present embodiment can be applied to comprise the system of AP, AC and at least one non-wireless device, AP can handle the wireless message that STA sends based on the present embodiment method, concrete, as shown in Figure 4, the schematic flow sheet of a kind of data transmission method that provides for the embodiment of the invention can may further comprise the steps:
Concrete, when AP received the wireless message of STA transmission, AP need determine this wireless message forwarding mode.
In embodiments of the present invention, AP transmits except this locality and concentrates wireless message forwarding mode and transmits, can also be that the non-wireless device by appointment is transmitted to destination.When AP determined that the wireless message that receives need be transmitted to destination by non-wireless device, AP was transmitted to non-wireless device after this wireless message can being encapsulated as the tunnel protocol message, by this non-wireless device the tunnel protocol message is handled and is transmitted.
Wherein, when non-wireless device was handled the back forwarding to the tunnel protocol message that receives, the message after needing to determine to handle was transmitted in which VLAN, and this depends on residing VLAN when STA reaches the standard grade.And because in the prior art, non-wireless device does not have STA vlan information of living in when reaching the standard grade, therefore, in embodiments of the present invention, in order to guarantee non-wireless device to the correct forwarding of message, the VLAN Tag of VLAN of living in when AP is transmitted to and needs to carry this STA in the tunnel protocol message of non-wireless device and reach the standard grade.
By above description as can be seen, in embodiments of the present invention, when AP receives the wireless message that STA sends, and when determine needing should wireless message to be transmitted to destination by non-wireless device, this AP is transmitted to this wireless device after should wireless message being encapsulated as the tunnel protocol message, by this non-wireless device this tunnel protocol message is handled and transmitted, like this, when the task amount of handling when message in the WLAN networking is big, can share AP or/and the processing load of AC has overcome when task amount is big in the existing WLAN networking by non-wireless device, AC is or/and the excessive problem of AP load, improve the message treatment effeciency, reduced the possibility of losing message.
Embodiment two
Present embodiment can be applied to comprise the system of AP, AC and at least one non-wireless device, non-wireless device can be handled the tunnel protocol message that AP transmits based on the present embodiment method, concrete, as shown in Figure 5, the schematic flow sheet of a kind of data transmission method that provides for the embodiment of the invention can may further comprise the steps:
Step 501, non-wireless device receive the tunnel protocol message that AP sends, and this tunnel protocol message is packaged with the wireless message that STA sends to this AP, and carry the VLAN Tag of this STA VLAN of living in when reaching the standard grade in this tunnel protocol message.
Concrete, in embodiments of the present invention, AP to wireless message forwarding mode transmit and concentrate except this locality transmit, can also be that the non-wireless device by appointment is transmitted to destination.When AP determined that the wireless message that receives need be transmitted to destination by non-wireless device, AP was transmitted to non-wireless device after this wireless message can being encapsulated as the tunnel protocol message, by this non-wireless device the tunnel protocol message is handled and is transmitted.
Wherein, when non-wireless device was handled the back forwarding to the tunnel protocol message that receives, the message after needing to determine to handle was transmitted in which VLAN, and this depends on residing VLAN when STA reaches the standard grade.And because in the prior art, non-wireless device does not have STA vlan information of living in when reaching the standard grade, therefore, in embodiments of the present invention, in order to guarantee non-wireless device to the correct forwarding of message, the VLAN Tag of VLAN of living in when AP is transmitted to and needs to carry this STA in the tunnel protocol message of non-wireless device and reach the standard grade.
Step 502, when this non-wireless device determines that the purpose IP address of heading of this tunnel protocol message and port are its own IP address and designated port, this non-wireless device is treated to the Ethernet message with the wireless message in this tunnel protocol message, and transmits in the VLAN of this VLAN Tag correspondence.
Concrete, after non-wireless device receives the tunnel protocol message that AP transmits, can determine whether destination is handled and be transmitted to needs self to this message according to purpose IP address and the port of the heading of this tunnel protocol message.
Determine that when non-wireless device the purpose IP address of heading of this tunnel protocol message and port are that its own IP address and designated port are (if this tunnel protocol is the CAPWAP tunnel agreement, then this designated port is port 5247) time, this non-wireless device determines that this message needs self to handle, from but not wireless device can carry out decapsulation to this tunnel protocol message, remove its tunnel protocol head, and the wireless message that will obtain is treated to the Ethernet message, and then transmits among the VLAN of the VLAN Tag correspondence that this Ethernet message can be carried in the tunnel protocol message of non-wireless device.
In the present embodiment, described non-wireless device specifically can refer to the gateway device in the network, in different network environments, also can be other non-wireless device certainly, does not do special restriction at this.
By above description as can be seen, in embodiments of the present invention, when AP receives the wireless message that STA sends, and when determine needing should wireless message to be transmitted to destination by non-wireless device, this AP is transmitted to this wireless device after should wireless message being encapsulated as the tunnel protocol message, by this non-wireless device this tunnel protocol message is handled and is transmitted; Wherein, carry the VLAN Tag of this STA VLAN of living in when reaching the standard grade in this tunnel protocol message; This non-wireless device receives the tunnel protocol message that STA sends, and when the purpose IP address of the heading of definite this tunnel protocol message and port are its own IP address and designated port, this non-wireless device is treated to the Ethernet message with the wireless message in this tunnel protocol message, and in the VLAN of this VLAN Tag correspondence, transmit, like this, when message treating capacity in the WLAN networking is big, can share AP or/and the processing load of AC by non-wireless device, overcome when task amount is big in the existing WLAN networking, AC is or/and the excessive problem of AP load, improve the message treatment effeciency, reduced the possibility of losing message.
Embodiment three
In the present embodiment, by the mode at AP configuration ACL, indication AP transmits processing accordingly to the wireless message that receives, concrete, as shown in Figure 6, the schematic flow sheet of a kind of data transmission method that provides for the embodiment of the invention can may further comprise the steps:
Concrete, can be on AP pre-configured ACL, AP transmits processing accordingly to the wireless message that receives with indication.
Wherein, the target MAC (Media Access Control) address that pre-configured ACL can corresponding wireless message on AP and source MAC, purpose IP address and source IP address, upper-layer protocol are number or/and stream such as priority feature configuration.For example, this ACL can be that the wireless message of first kind priority (can be self-defined) is concentrated to transmit and handled for priority, and priority is that the wireless message of the second class priority (can be self-defined) carries out this locality and transmits processing.After AP receives wireless message, according to the pre-configured ACL of the inquiry of the individual features field in the wireless message, to determine corresponding pass-through mode.In the present embodiment, determine based on ACL the specific implementation whether wireless message adopts non-wireless device to transmit can determine it is that the concentrated forwarding of employing or local repeating process are similar with the existing ACL of employing.
In embodiments of the present invention, AP except can comprising pass-through modes such as local forwarding and concentrated forwarding, can also comprise that the non-wireless device by appointment is transmitted to destination to wireless message forwarding mode.Correspondingly, the operation of the last pre-configured ACL correspondence of AP can comprise that carrying out this locality transmits, concentrates forwarding or wireless message is transmitted to destination by non-wireless device.
After AP receives the wireless message of STA transmission, can if do not inquire the ACL of coupling, then directly carry out routine and transmit processing (namely concentrating forwarding to handle) according to the pre-configured ACL of this wireless message inquiry; If inquire the ACL of coupling, then further determine the operation of the ACL correspondence of this coupling.
Wherein, concentrate forwarding/local forwarding if AP determines being operating as of ACL correspondence of mating, then AP correspondingly concentrates forwarding/this locality forwarding to handle.
If AP determines being operating as of ACL correspondence of coupling wireless message is transmitted to destination by non-wireless device that then the technical scheme that provides according to the embodiment of the invention is carried out respective handling.
Determine that as if AP the operation of the ACL correspondence of coupling is not concentrated forwarding, transmit this locality or wireless message is transmitted to destination by non-wireless device, then AP can concentrate and transmit processing.
Wherein, it is same as the prior art or similar that AP concentrates forwarding/this locality to transmit the process of handling, and do not repeat them here.
Concrete, when AP determined that according to the ACL that inquires the wireless message needs that receive are transmitted to destination by non-wireless device, AP can should be encapsulated as the tunnel protocol message by wireless message as purpose IP address and the port of tunnel protocol head with the IP address of this non-wireless device and designated port.
Wherein, when non-wireless device was handled the back forwarding to the tunnel protocol message that receives, the message after needing to determine to handle was transmitted in which VLAN, and this depends on residing VLAN when STA reaches the standard grade.And because in the prior art, non-wireless device does not have STA vlan information of living in when reaching the standard grade, therefore, in embodiments of the present invention, in order to guarantee non-wireless device to the correct forwarding of message, the VLAN Tag of VLAN of living in when AP is transmitted to and needs to carry this STA in the tunnel protocol message of non-wireless device and reach the standard grade.
It should be noted that; above-mentioned AP determines whether that by pre-configured ACL the processing mode that wireless message need be transmitted to destination by non-wireless device only is a kind of specific implementation of the technical scheme that provides of the embodiment of the invention; rather than to the restriction of protection range of the present invention; in embodiments of the present invention; AP also can realize determining whether and wireless message need being transmitted to destination by non-wireless device by alternate manner; for example; can be by need be transmitted to other forwarding rule realizations of destination by non-wireless device at AP configuration indication special packet; perhaps; when the wireless message flow of the STA that receives at AP reaches preset value; wireless message is forwarded to non-wireless device handles etc., its specific implementation does not repeat them here.
It will be appreciated by those skilled in the art that, on AP, can set in advance the IP address of the non-wireless device of need transmitting and port numbers etc., perhaps, AP can be according to the network information of oneself safeguarding, determined IP address and the port numbers of non-wireless device that wireless message is forwarded to by AP, it is embodied in this and does not do special restriction.
Embodiment four
In the present embodiment, be that the CAPWAP data message is that example is described with the tunnel protocol message, concrete, as shown in Figure 7, the schematic flow sheet of a kind of data transmission method that provides for the embodiment of the invention can may further comprise the steps:
Wherein, this wireless message is specially 802.11 messages, and in the practical application, this wireless message also can be other wireless messages, and present embodiment will be that example is described with 802.11 messages.
Concrete, when AP receives 802.11 messages that STA sends, and when determining that this 802.11 message need be transmitted to destination (being transmitted to destination by non-wireless device as determine these 802.11 message needs according to pre-configured ACL) by non-wireless device, AP can be encapsulated as the CAPWAP data message with this 802.11 message, and with the non-wireless device of this CAPWAP data message forwarding to appointment, by the non-wireless device of this appointment this CAPWAP data message is transmitted and handled.
Wherein, when 802.11 messages that AP sends STA are encapsulated as the CAPWAP data message, need be with the IP address of the non-wireless device of appointment and designated port (for the CAPWAP tunnel agreement, this designated port is port 5247) as purpose IP address and the port of CAPWAP data message head, this 802.11 message is carried out the CAPWAP encapsulation, and give the non-wireless device of this appointment with the CAPWAP data message forwarding that obtains, by it this CAPWAP data message is handled and transmitted.
In embodiments of the present invention, for the pass-through mode that wireless message is transmitted to destination by non-wireless device, need specify this to be used to assist AP and AC to transmit the non-wireless device of wireless message in advance, as can be on AP the IP address of this pre-configured wireless device, when AP determines wireless message to be transmitted by non-wireless device, then (determined by the tunnel protocol that uses according to IP address and the designated port of this pre-configured wireless device, designated port as CAPWAP tunnel agreement correspondence is port 5247) wireless message is encapsulated, and the tunnel protocol message that obtains is transmitted to this non-wireless device.
It should be noted that, be the situation of CAPWAP data message for the tunnel protocol message, because existing non-wireless device does not have identification and handles the ability of CAPWAP data message, therefore, in embodiments of the present invention, when determining by certain non-wireless device STA to be sent wireless message and is transmitted to destination, need enable to identify and handle the ability of CAPWAP data message to this non-wireless device, namely need this non-wireless device of assurance can identify the CAPWAP data message, and can be to the decapsulation of CAPWAP data message, with the wireless message that obtains comprising in this CAPWAP data message; Correspondingly, when this tunnel protocol message is other tunnel protocol messages, need to enable this non-wireless device to identification and the disposal ability of these other tunnel protocol messages, its specific implementation does not repeat them here yet.
Preferably, in the above-described embodiments, can be by increasing self-defining TLV(Type, a Length, Value, this TLV of VLAN Tag(of VLAN of living in can be carried in the heading of tunnel protocol message when mode type lengths values) was implemented in and carries STA in the tunnel protocol message and reach the standard grade), this TLV structure can be as shown in table 1:
Table 1
| ElementID | Length | Value |
Wherein, ElementID length is 1 byte, and value can be the ElementID of current reservation;
Length length is 1 byte, and value is 2, and expression Value length is 2 bytes;
Value length is 2 bytes, and effectively value is 1～4094, the VLAN Tag of VLAN of living in when reaching the standard grade for STA.Wherein, the VLAN Tag of VLAN of living in was pre-configured on the AC when STA reached the standard grade, and was handed down to AP by AC.
It should be noted that, in embodiments of the present invention, this TLV can be used as Optional Field, and when the wireless message that AP determine to need to receive is transmitted to destination by non-wireless device, carry, when do not need to determine the wireless message that will receive to be transmitted to destination by non-wireless device (be AP) then can not carry in other cases.
Embodiment five
In the present embodiment, non-wireless device receives the tunnel protocol message that AP transmits, and when determining that purpose IP address in the heading of this tunnel protocol message and port are its own IP address and designated port, except the corresponding operating described in needing execution in step 502, also need to record the MAC Address of the STA that carries in this tunnel protocol message, the IP address of VLAN Tag, AP, the port of AP and the corresponding relation of radio frequency RadioID, so that the message of this STA identified and send to by this non-wireless device according to this corresponding relation.
Wherein, MAC Address, the IP address of VLAN Tag, AP, the port of AP and the corresponding relation of radio frequency RadioID of the STA that this non-wireless device carries in can this tunnel protocol message of record with list item, this list item can be as shown in table 2:
Table 2
| STA?MAC-Addr | VLAN | AP?IP | Port | RadioID |
| ? | ? | ? | ? | ? |
Wherein, STA MAC-Addr: with the source MAC of the wireless message that obtains after the decapsulation of tunnel protocol message;
VLAN: the VLAN Tag(that carries in the tunnel protocol message namely increases the VLAN Tag that carries among the TLV newly);
AP IP: the source IP address that carries in the tunnel protocol heading (being the IP address of AP);
Port: the source port that carries in the tunnel protocol heading (being the mutual port of AP and non-wireless device);
RadioID: the RadioID that carries in the tunnel protocol heading.
For example, non-wireless device handle and be forwarded to the list item that the tunnel protocol message of destination creates according to self can be as shown in table 3:
Table 3
| STA?MAC-Addr | VLAN | AP?IP | Port | RadioID |
| 0015-0059-1558 | 100 | 172.1.0.9 | 2589 | 1 |
In embodiments of the present invention, above-mentioned list item is after establishment, can start corresponding ageing timer, if before ageing timer is overtime, the source MAC that non-wireless device receives the wireless message that wherein comprises is the tunnel protocol message of the STA MAC-Addr in the above-mentioned list item, then upgrade this list item, and the corresponding ageing timer of resetting, if when ageing timer is overtime, the source MAC that non-wireless device does not receive the wireless message that wherein comprises is the tunnel protocol message of the STA MAC-Addr in the above-mentioned list item, then deletes this list item and corresponding ageing timer.
Based on this, when non-wireless device receives the tunnel protocol message that AP transmits, and determine that this tunnel protocol message needs self to handle and when being transmitted to destination, this non-wireless device can be resolved this tunnel protocol message, obtain the MAC Address of the STA that wherein carries, VLAN Tag, the IP address of AP, the port of AP, and radio frequency RadioID, and according to the list item of the MAC Address of this STA inquiry self record, if inquire the list item of coupling, then according to the MAC Address of this STA, VLAN Tag, the IP address of AP, the port of AP, and radio frequency RadioID upgrades the list item of this coupling, and the corresponding ageing timer of resetting; If do not inquire the list item of coupling, then increase MAC Address, the IP address of VLAN Tag, AP, the port of AP and the list item of radio frequency RadioID of this STA of record newly.
Embodiment six
Based on the corresponding relation described in the embodiment five, the handling process that non-wireless device receives behind the Ethernet message in the present embodiment can be referring to Fig. 8.
As shown in Figure 8, the schematic flow sheet of a kind of data transmission method that provides for the embodiment of the invention can may further comprise the steps:
Concrete, in embodiments of the present invention, after non-wireless device receives the Ethernet message, can inquire about the corresponding relation of self record according to the target MAC (Media Access Control) address of this message, and when inquiring the corresponding relation of coupling, respectively with the AP IP in this corresponding relation, Port, RadioID is as the purpose IP of tunnel protocol heading, destination interface and RadioID, this Ethernet message is encapsulated, and the tunnel protocol message that obtains is transmitted to the AP that records in the corresponding relation of coupling, send to purpose STA after by AP this tunnel protocol message being treated to wireless message message.Wherein, if not when wireless device did not inquire the corresponding relation of coupling according to the target MAC (Media Access Control) address of this Ethernet message, then this non-wireless device carried out routine to this Ethernet message and transmits and handle, its concrete processing procedure does not repeat them here.
Wherein, be that 802.3 messages, this tunnel protocol message are that the CAPWAP data message is example with this Ethernet message, non-wireless device can be specially Ethernet message encapsulation tunnel protocol massages:
Non-wireless device with AP IP, port, RadioID in the corresponding relation of coupling purpose IP, destination interface and the RadioID as CAPWAP data message head, is encapsulated as the CAPWAP data message with this 802.3 message respectively.
It should be noted that, be the situation of CAPWAP data message for the tunnel protocol message, because existing non-wireless device does not have the ability that the Ethernet message is encapsulated as the CAPWAP data message and transmits, therefore, in embodiments of the present invention, when determining by certain non-wireless device STA to be sent wireless message and is transmitted to destination, also need this non-wireless device is enabled the Ethernet message is encapsulated as the ability that the CAPWAP data message is also transmitted, need namely to guarantee that this non-wireless device can be encapsulated as the CAPWAP data message with the Ethernet message that receives, and be transmitted to AP; Correspondingly, when this tunnel protocol message is other tunnel protocol messages, need to enable the ability that this non-wireless device is encapsulated as the Ethernet message these other tunnel protocol messages and transmits, its specific implementation does not repeat them here yet.
By above description as can be seen, in embodiments of the present invention, when AP receives the wireless message that STA sends, and when determine needing should wireless message to be transmitted to destination by non-wireless device, this AP is transmitted to this wireless device after should wireless message being encapsulated as the tunnel protocol message, by this non-wireless device this tunnel protocol message is handled and is transmitted; Wherein, carry the VLAN Tag of this STA VLAN of living in when reaching the standard grade in this tunnel protocol message; This non-wireless device receives the tunnel protocol message that STA sends, and when the purpose IP address of the heading of definite this tunnel protocol message and port are its own IP address and designated port, this non-wireless device is treated to the Ethernet message with the wireless message in this tunnel protocol message, and in the VLAN of this VLAN Tag correspondence, transmit, like this, when message treating capacity in the WLAN networking is big, can share AP or/and the processing load of AC by non-wireless device, overcome when task amount is big in the existing WLAN networking, AC is or/and the excessive problem of AP load, improve the message treatment effeciency, reduced the possibility of losing message.
In addition, because in the prior art, when STA need send message to Server in the wide area network, need concentrate forwarding by AC, in this concentrated forwarding process, CAPWAP data message at first process gateway addressing in wide area network finds AC, and AC obtains 802.3 messages after handling, and then Server is found in addressing in wide area network, namely needs twice addressing in wide area network; And in the technical scheme that the embodiment of the invention provides, can assist AC to carry out message by the non-wireless device of appointment transmits, if the non-wireless device of this appointment is AP send to destination on the path of message must process equipment (as gateway), then this non-wireless device receives the tunnel protocol message, and after determining that this tunnel protocol message needs self to handle and transmits, only need in wide area network, to carry out an addressing according to the Ethernet message that this tunnel protocol message decapsulation reprocessing obtains, just can find destination, reduce the addressing number of times in the data transmission procedure, reduced transmission delay.
Based on the identical technical conceive of said method embodiment, the embodiment of the invention also provides a kind of AP, can be applied among the said method embodiment.
Embodiment seven
As shown in Figure 9, the structural representation of a kind of AP that provides for the embodiment of the invention can comprise:
Among the described embodiment of above-mentioned Fig. 9, preferably, described determination module 92 specifically can be used for according to the pre-configured access control lists ACL of described wireless message inquiry, and determines whether that according to described ACL needs are transmitted to destination with described wireless message by non-wireless device.
Among the described embodiment of above-mentioned Fig. 9, preferably, when described tunnel protocol message is wireless access point control and supply CAPWAP data message, described processing module 93, specifically can be used for the IP address of described non-wireless device and designated port as purpose IP address and the port of the heading of CAPWAP data message described wireless message being encapsulated as the CAPWAP data message.
Among the above-mentioned embodiment shown in Figure 9, preferably, described processing module 93, specifically be used in the mode of a newly-increased type lengths values TLV in the described tunnel protocol message, the VLAN Tag of VLAN of living in when in described tunnel protocol message, carrying described STA and reaching the standard grade, the VLAN Tag of VLAN of living in when wherein, comprising described STA among this TLV and reach the standard grade.
Based on the identical technical conceive of said method embodiment, the embodiment of the invention also provides a kind of non-wireless device, can be applied among the said method embodiment.
Embodiment eight
As shown in figure 10, the structural representation of a kind of non-wireless device that provides for the embodiment of the invention can comprise:
Embodiment nine
As shown in figure 11, the structural representation of the another kind of non-wireless device that provides for the embodiment of the invention can comprise:
Among the described embodiment of above-mentioned Figure 11, preferably, described logging modle 113 specifically can be used for recording the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, the port of described AP and the corresponding relation of RadioID in the mode of list item;
Described logging modle 113 also can be used for starting to ageing timer that should list item; And be used for before this ageing timer is overtime, when the source MAC that described non-wireless device receives the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, upgrade described list item, and the described ageing timer of resetting; And be used for when this ageing timer is overtime, when the source MAC that described non-wireless device does not receive the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, delete described list item and ageing timer.
Among the described embodiment of above-mentioned Figure 11, preferably, described receiver module 111 also can be used for receiving the Ethernet message;
Described processing module 112, also can be used for inquiring about described corresponding relation according to the target MAC (Media Access Control) address of described Ethernet message, and when inquiring the corresponding relation of coupling, described Ethernet message is encapsulated as the tunnel protocol message, and be transmitted to the AP that records in the corresponding relation of described coupling, in order to transmit processing by AP.
Wherein, each module of apparatus of the present invention can be integrated in one, and also can separate deployment.Above-mentioned module can be merged into a module, also can further split into a plurality of submodules.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a station terminal equipment (can be mobile phone, personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.
Claims (16)
1. data transmission method is applied to comprise the system of access point AP, access controller AC and at least one non-wireless device it is characterized in that this method comprises:
AP receives the wireless message that wireless client STA sends;
When described AP determines described wireless message to be transmitted to destination by non-wireless device, described AP is transmitted to described non-wireless device after described wireless message is encapsulated as the tunnel protocol message, by described non-wireless device described tunnel protocol message is handled and is transmitted; Wherein, carry the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in the described tunnel protocol message.
2. the method for claim 1 is characterized in that, described AP determines whether to need described wireless message is transmitted to destination by non-wireless device in the following manner:
Described AP inquires about pre-configured access control lists ACL according to described wireless message, and determines whether that according to described ACL needs are transmitted to destination with described wireless message by non-wireless device.
3. method as claimed in claim 1 or 2 is characterized in that, described tunnel protocol message is wireless access point control and supply CAPWAP data message;
Described AP is encapsulated as the tunnel protocol message with described wireless message, is specially:
Described AP as purpose IP address and the port of the heading of CAPWAP data message, is encapsulated as CAPWAP data message with described wireless message with the IP address of described non-wireless device and designated port.
4. the method for claim 1 is characterized in that, the VLAN Tag of VLAN of living in when described AP is implemented in the following manner and carries described STA in the described tunnel protocol message and reach the standard grade:
Described AP is newly-increased type lengths values TLV in described tunnel protocol message, the VLAN Tag of VLAN of living in when comprising described STA among this TLV and reaching the standard grade.
5. data transmission method is applied to comprise the system of access point AP, access controller AC and at least one non-wireless device it is characterized in that this method comprises:
Non-wireless device receives the tunnel protocol message that AP sends, this tunnel protocol message is packaged with the wireless message that wireless client STA sends to described AP, and carries the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in this tunnel protocol message;
When described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are its own IP address and designated port, described non-wireless device is treated to the Ethernet message with the wireless message in this tunnel protocol message, and transmits in the VLAN of described VLAN Tag correspondence.
6. method as claimed in claim 5 is characterized in that, described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are after its own IP address and the designated port, also comprise:
Described non-wireless device records the port of the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, described AP and the corresponding relation of radio frequency RadioID, so that the message of described STA identified and send to by described non-wireless device according to described corresponding relation.
7. method as claimed in claim 6, it is characterized in that described non-wireless device records the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, the port of described AP and the corresponding relation of RadioID in the mode of list item;
This method also comprises:
Described non-wireless device starts ageing timer that should list item;
If before this ageing timer is overtime, when the source MAC that described non-wireless device receives the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, upgrade described list item, and the described ageing timer of resetting;
If when this ageing timer is overtime, when the source MAC that described non-wireless device does not receive the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, delete described list item and ageing timer.
8. as claim 6 or 7 described methods, it is characterized in that this method also comprises:
Described non-wireless device receives the Ethernet message;
Described non-wireless device is inquired about described corresponding relation according to the target MAC (Media Access Control) address of described Ethernet message, and when inquiring the corresponding relation of coupling, described Ethernet message is encapsulated as the tunnel protocol message, and be transmitted to the AP that records in the corresponding relation of described coupling, in order to transmit processing by AP.
9. access point AP is applied to comprise the system of access controller AC and at least one non-wireless device it is characterized in that this AP comprises:
Receiver module is used for receiving the wireless message that wireless client STA sends;
Determination module is used for determining whether to need described wireless message is transmitted to destination by non-wireless device;
Processing module, be used for when described determination module is determined described wireless message to be transmitted to destination by non-wireless device, be transmitted to described non-wireless device after described wireless message is encapsulated as the tunnel protocol message, by described non-wireless device described tunnel protocol message handled and transmitted; Wherein, carry the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in the described tunnel protocol message.
10. AP as claimed in claim 9 is characterized in that,
Described determination module, concrete being used for according to the pre-configured access control lists ACL of described wireless message inquiry, and determine whether that according to described ACL needs are transmitted to destination with described wireless message by non-wireless device.
11., it is characterized in that described tunnel protocol message is wireless access point control and supply CAPWAP data message as claim 9 or 10 described AP;
Described processing module, concrete be used for the IP address of described non-wireless device and designated port is encapsulated as the CAPWAP data message as purpose IP address and the port of the heading of CAPWAP data message with described wireless message.
12. AP as claimed in claim 9, it is characterized in that, described processing module, the concrete mode that is used at the newly-increased type lengths values TLV of described tunnel protocol message, the VLAN Tag of VLAN of living in when in described tunnel protocol message, carrying described STA and reaching the standard grade, the VLAN Tag of VLAN of living in when wherein, comprising described STA among this TLV and reach the standard grade.
13. a non-wireless device is applied to comprise the system of access point AP, access controller AC it is characterized in that described non-wireless device comprises:
Receiver module, be used for receiving the tunnel protocol message that AP sends, this tunnel protocol message is packaged with the wireless message that wireless client STA sends to described AP, and carries the VLAN label Tag of described STA virtual LAN VLAN of living in when reaching the standard grade in this tunnel protocol message;
Processing module, be used for when described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are its own IP address and designated port, wireless message in this tunnel protocol message is treated to the Ethernet message, and in the VLAN of described VLAN Tag correspondence, transmits.
14. non-wireless device as claimed in claim 13 is characterized in that, described non-wireless device also comprises:
Logging modle, be used for after described non-wireless device determines that the purpose IP address of heading of described tunnel protocol message and port are its own IP address and designated port, record the port of the MAC Address of the described STA that carries in the described tunnel protocol message, described VLAN Tag, the IP address of described AP, described AP and the corresponding relation of radio frequency RadioID, so that the message of described STA identified and send to by described non-wireless device according to described corresponding relation.
15. non-wireless device as claimed in claim 14, it is characterized in that, described logging modle, the concrete mode that is used for list item record MAC Address, described VLAN Tag, the IP address of described AP, the port of described AP and the corresponding relation of RadioID of the described STA that described tunnel protocol message carries;
Described logging modle also be used for to start ageing timer that should list item; And be used for before this ageing timer is overtime, when the source MAC that described non-wireless device receives the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, upgrade described list item, and the described ageing timer of resetting; And be used for when this ageing timer is overtime, when the source MAC that described non-wireless device does not receive the wireless message that wherein comprises is the tunnel protocol message of MAC Address of described STA, delete described list item and ageing timer.
16., it is characterized in that described receiver module also is used for receiving the Ethernet message as claim 14 or 15 described non-wireless devices;
Described processing module, also be used for inquiring about described corresponding relation according to the target MAC (Media Access Control) address of described Ethernet message, and when inquiring the corresponding relation of coupling, described Ethernet message is encapsulated as the tunnel protocol message, and be transmitted to the AP that records in the corresponding relation of described coupling, in order to transmit processing by AP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310245432.4A CN103313308B (en) | 2013-06-18 | 2013-06-18 | A kind of data transmission method and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310245432.4A CN103313308B (en) | 2013-06-18 | 2013-06-18 | A kind of data transmission method and equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103313308A true CN103313308A (en) | 2013-09-18 |
| CN103313308B CN103313308B (en) | 2016-06-29 |
Family
ID=49137981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310245432.4A Active CN103313308B (en) | 2013-06-18 | 2013-06-18 | A kind of data transmission method and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103313308B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686947A (en) * | 2013-12-12 | 2014-03-26 | 杭州华三通信技术有限公司 | Message transmission method and device based on virtual AP |
| CN108322389A (en) * | 2017-01-17 | 2018-07-24 | 深圳市万网博通科技有限公司 | Data message forwarding method and system, radio reception device |
| CN109413695A (en) * | 2018-11-30 | 2019-03-01 | 锐捷网络股份有限公司 | The network quality support method and device of wireless network |
| CN109889420A (en) * | 2019-01-29 | 2019-06-14 | 视联动力信息技术股份有限公司 | Method and device for business processing |
| CN109922164A (en) * | 2019-02-12 | 2019-06-21 | Oppo广东移动通信有限公司 | A kind of address conversion method, device and computer storage medium |
| CN110365542A (en) * | 2019-08-01 | 2019-10-22 | 新华三技术有限公司成都分公司 | A kind of message forwarding method and device |
| CN110601893A (en) * | 2019-09-18 | 2019-12-20 | 成都西加云杉科技有限公司 | Data transmission system, method and device |
| CN111614580A (en) * | 2019-02-26 | 2020-09-01 | 迈普通信技术股份有限公司 | Data forwarding method, device and equipment |
| CN114158036A (en) * | 2021-12-06 | 2022-03-08 | 成都飞鱼星科技股份有限公司 | Method, device, system and medium for configuring and managing AP |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101127707A (en) * | 2007-09-21 | 2008-02-20 | 杭州华三通信技术有限公司 | Data forwarding method and access point device |
| US20080069024A1 (en) * | 2004-11-12 | 2008-03-20 | Matsushita Electric Industrial Co., Ltd. | Communication System, Wireless Lan Base Station Controller, and Wireless Lan Base Station Device |
| CN102281182A (en) * | 2010-06-08 | 2011-12-14 | 华为技术有限公司 | Message processing method, access controller, access point and system in access network |
-
2013
- 2013-06-18 CN CN201310245432.4A patent/CN103313308B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080069024A1 (en) * | 2004-11-12 | 2008-03-20 | Matsushita Electric Industrial Co., Ltd. | Communication System, Wireless Lan Base Station Controller, and Wireless Lan Base Station Device |
| CN101127707A (en) * | 2007-09-21 | 2008-02-20 | 杭州华三通信技术有限公司 | Data forwarding method and access point device |
| CN102281182A (en) * | 2010-06-08 | 2011-12-14 | 华为技术有限公司 | Message processing method, access controller, access point and system in access network |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686947B (en) * | 2013-12-12 | 2017-05-17 | 杭州华三通信技术有限公司 | Message transmission method and device based on virtual AP |
| CN103686947A (en) * | 2013-12-12 | 2014-03-26 | 杭州华三通信技术有限公司 | Message transmission method and device based on virtual AP |
| 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 |
| CN108322389A (en) * | 2017-01-17 | 2018-07-24 | 深圳市万网博通科技有限公司 | Data message forwarding method and system, radio reception device |
| CN109413695A (en) * | 2018-11-30 | 2019-03-01 | 锐捷网络股份有限公司 | The network quality support method and device of wireless network |
| CN109889420A (en) * | 2019-01-29 | 2019-06-14 | 视联动力信息技术股份有限公司 | Method and device for business processing |
| CN109889420B (en) * | 2019-01-29 | 2021-07-30 | 视联动力信息技术股份有限公司 | Service processing method and device |
| CN109922164B (en) * | 2019-02-12 | 2022-07-26 | Oppo广东移动通信有限公司 | Address translation method and device and computer storage medium |
| CN109922164A (en) * | 2019-02-12 | 2019-06-21 | Oppo广东移动通信有限公司 | A kind of address conversion method, device and computer storage medium |
| CN111614580A (en) * | 2019-02-26 | 2020-09-01 | 迈普通信技术股份有限公司 | Data forwarding method, device and equipment |
| CN111614580B (en) * | 2019-02-26 | 2023-06-27 | 迈普通信技术股份有限公司 | Data forwarding method, device and equipment |
| CN110365542A (en) * | 2019-08-01 | 2019-10-22 | 新华三技术有限公司成都分公司 | A kind of message forwarding method and device |
| CN110601893A (en) * | 2019-09-18 | 2019-12-20 | 成都西加云杉科技有限公司 | Data transmission system, method and device |
| CN110601893B (en) * | 2019-09-18 | 2022-12-20 | 成都西加云杉科技有限公司 | Data transmission system, method and device |
| CN114158036A (en) * | 2021-12-06 | 2022-03-08 | 成都飞鱼星科技股份有限公司 | Method, device, system and medium for configuring and managing AP |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103313308B (en) | 2016-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103313308A (en) | Data transmission method and device | |
| EP2793448B1 (en) | Method, device, and system for short address use in wireless data communication networks | |
| CN101567831B (en) | Method and device for transmitting and receiving messages among local area networks and communication system | |
| CN103765848A (en) | Apparatus and methods for media access control replacement | |
| US11153207B2 (en) | Data link layer-based communication method, device, and system | |
| CN104394577B (en) | The wireless network access method of wireless routing device and electronic equipment | |
| CN106559302A (en) | Single tunnel method for building up, device and system | |
| CN106899500B (en) | Message processing method and device for cross-virtual extensible local area network | |
| CN103581033A (en) | Method and equipment for processing data flow | |
| US20080239988A1 (en) | Method and System For Network Infrastructure Offload Traffic Filtering | |
| CN202285423U (en) | Intelligent set top box | |
| CN104184646A (en) | VPN data interaction method and system and VPN data interaction device | |
| CN104796887A (en) | Method and device for safely exchanging information | |
| CN111786868B (en) | Data transmission method between servers and strongswan server | |
| CN107005464A (en) | A kind of processing method and processing device of traffic data bag | |
| EP2566139A1 (en) | Method and device for obtaining remote ip address | |
| EP3220584A1 (en) | Wifi sharing method and system, home gateway and wireless local area network gateway | |
| CN107370841B (en) | Method for high-efficiency address resolution on multi-hop wireless network | |
| CN102868629A (en) | Method and system for realizing load sharing by using IPSEC (Internet Protocol Security) | |
| CN107409100B (en) | Method, device and communication system for communication in software defined network | |
| CN104639448B (en) | Base station retransmission method and system in a kind of lte-a system | |
| CN112333072B (en) | Internet of things enhanced Non-IP data transmission method and device | |
| CN114666745B (en) | Data transmission method, node control method, network equipment and network system | |
| US11388095B2 (en) | Service processing method, apparatus, and system | |
| CN102377829A (en) | Communication method, system and equipment based on host identity protocol (HIP) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 310052 Binjiang District Changhe Road, Zhejiang, China, No. 466, No. Patentee after: Xinhua three Technology Co., Ltd. Address before: 310053 Hangzhou hi tech Industrial Development Zone, Zhejiang province science and Technology Industrial Park, No. 310 and No. six road, HUAWEI, Hangzhou production base Patentee before: Huasan Communication Technology Co., Ltd. |
|
| CP03 | Change of name, title or address |