CN102780633B - Device and method for transmitting data based on CAPWAP (control and provisioning of wireless access points) protocol - Google Patents
Device and method for transmitting data based on CAPWAP (control and provisioning of wireless access points) protocol Download PDFInfo
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- CN102780633B CN102780633B CN201210280545.3A CN201210280545A CN102780633B CN 102780633 B CN102780633 B CN 102780633B CN 201210280545 A CN201210280545 A CN 201210280545A CN 102780633 B CN102780633 B CN 102780633B
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Abstract
The invention provides a device and a method for transmitting data based on CAPWAP protocol in an AC (access controller). The device comprises a message partitioning device for partitioning a received message into at least two partitioned messages according to the size of the message; a message package device for respectively packaging the at least two partitioned messages to at least two predetermined protocol partitioned messages based on two-layer partitioning logic of a predetermined protocol, and respectively packaging the at least two predetermined protocol partitioned messages to at least two CAPWAP messages based on the CAPWAP protocol; and a message transmitting device for transmitting the at least two CAPWAP messages to an AP (access point).
Description
Technical field
The present invention relates to data transmission device and method, more particularly, relate to a kind of apparatus and method of carrying out transfer of data based on CAPWAP agreement.
Background technology
Along with the extensive use of thin AP (WAP (wireless access point)) architecture network based on CAPWAP (wireless access point control and supply) agreement, user's Internet data is progressively transmitted by the CAPWAP tunnel between AC (Radio Access Controller) and AP, but because the transmission link MTU (maximum transmitted device) between AP and AC is generally 1500 bytes, and the MTU of general Ethernet is also 1500 bytes, the CAPWAP message after AP therefore can be caused like this to encapsulate user's message is greater than the transmission link MTU between AP and AC.
CAPWAP agreement itself provides burst treatment mechanism, also can be solved the problem of data fragmentation between AP and AC by IP fragmentation simultaneously.Fig. 1 a illustrates the form of the message of the CAPWAP protocol fragment process based on prior art; Fig. 1 b illustrates the form of the message of the IP protocol fragment process based on prior art.
With reference to Fig. 1 a, by CAPWAP agreement, burst is carried out to message, that is, directly burst is carried out to the data of CAPWAP carrying by CAPWAP agreement.The data of CAPWAP message carrying could be obtained after AP needs after receiving the CAPWAP fragment message of AC to recombinate to CAPWAP message, thus described data are issued user.
With reference to Fig. 1 b, carry out burst by the CAPWAP message of IP agreement to carrying.AP could resolve CAPWAP message after needing restructuring after receiving the IP fragmentation message of AC, could obtain the data of CAPWAP message carrying, thus described data are issued user.
Fig. 2 illustrates the flow chart of the transfer of data based on CAPWAP agreement according to prior art.
As shown in Figure 2, when the transmission link MTU of AP and AC equals Ethernet MTU, when STA (user side) carries out surfing the Net or downloading, if Ethernet sends size to STA equal Ethernet MTU (such as, 1500 bytes) 802.3 messages, then 802.3 messages are first sent to AC by Ethernet, and 802.3 messages received are packaged into 802.11 messages by AC, and 802.11 messages are packaged into CAPWAP message.Afterwards, AC is sent to AP by the CAPWAP fragment message of the burst process by CAPWAP agreement or by the IP fragmentation message of the burst process of IP agreement.After AP receives CAPWAP fragment message or IP fragmentation message, CAPWAP fragment message or IP fragmentation message are recombinated, after complete packet parsing is become 802.11 messages, send to user side.
It is no matter the burst process based on CAPWAP agreement, or the IP fragmentation process between AP and AC, disposal ability for AP requires very high, this transformation for a large amount of fat AP realized based on SOC (SOC (system on a chip)) mode of current existing network brings very big inconvenience, the AP disposed due to existing network needs to submit to CPU to complete to CAPWAP message process and IP fragmentation process, the ample resources of AP can be consumed like this, data forwarding capability is declined, affect user and to surf the Net experience.
Summary of the invention
The object of the present invention is to provide a kind of by using two layers of burst logic of predetermined protocol to reduce the requirement of AP to burst process, improving the method for the forward efficiency of AP.
According to an aspect of the present invention, provide a kind of device for carrying out transfer of data in AC based on CAPWAP agreement, described device comprises: message segmenting device, is divided at least two fragment messages for message according to the large young pathbreaker of the message received; Message packaging system, for two layers of burst logic based on predetermined protocol, described at least two fragment messages are packaged at least two predetermined protocol fragment messages respectively, and based on CAPWAP agreement, described at least two predetermined protocol fragment messages are packaged at least two CAPWAP message respectively; Packet transmission device, for being sent to AP by described at least two CAPWAP message.
Message segmenting device can comprise: message size predetermined value setting device, receives message size predetermined value for arranging in AC according to the transmission link MTU between AC and AP; Message size comparison means, for comparing the size of the message received and reception message size predetermined value; Message divides device, when the size of the message received is more than or equal to reception message size predetermined value, described message is divided at least two fragment messages.
Predetermined protocol can be 802.11 agreements.
The message received can be 802.3 messages.
According to a further aspect in the invention, provide a kind of method for carrying out transfer of data in AC based on CAPWAP agreement, described method comprises: according to the large young pathbreaker of the message received, message is divided at least two fragment messages; Described at least two fragment messages are packaged at least two predetermined protocol fragment messages by two layers of burst logic based on predetermined protocol respectively, and based on CAPWAP agreement, described at least two predetermined protocol fragment messages are packaged at least two CAPWAP message respectively; Described at least two CAPWAP message are sent to AP.
The step of at least two fragment messages is divided into comprise described message: to arrange in AC according to the transmission link MTU between AC and AP and receive message size predetermined value; The size of the message received and reception message size predetermined value are compared; When the size of the message received is more than or equal to reception message size predetermined value, described message is divided at least two fragment messages.
Described predetermined protocol can be 802.11 agreements.
The described message received can be 802.3 messages.
According to a further aspect in the invention, provide a kind of method of carrying out transfer of data based on CAPWAP agreement, described method comprises: AC message according to the large young pathbreaker of the message received is divided at least two fragment messages; Described at least two fragment messages are packaged at least two predetermined protocol fragment messages based on two layers of burst logic of predetermined protocol by AC respectively, and based on CAPWAP agreement, described at least two predetermined protocol fragment messages are packaged at least two CAPWAP message respectively; Described at least two CAPWAP message are sent to AP by AC; AP is by carrying out deblocking to produce at least two predetermined protocol fragment messages at least two CAPWAP message received; Described at least two predetermined protocol fragment messages are sent to user side by AP.
Described method also can comprise: can recombinate to described fragment message when user side receives at least two predetermined protocol fragment messages, obtains complete predetermined protocol message.
Described message is divided into the step of at least two fragment messages to comprise by AC: arrange in AC according to the transmission link MTU between AC and AP and receive message size predetermined value; The size of the message received and reception message size predetermined value are compared; When the size of the message received is more than or equal to reception message size predetermined value, described message is divided at least two fragment messages.
Described predetermined protocol can be 802.11 agreements.
The described message received can be 802.3 messages.
Accompanying drawing explanation
By the description carried out below in conjunction with accompanying drawing, above and other object of the present invention and feature will become apparent, wherein:
Fig. 1 a illustrates the form of the message of the CAPWAP protocol fragment process based on prior art; Fig. 1 b illustrates the form of the message of the IP protocol fragment process based on prior art.
Fig. 2 illustrates the flow chart of the transfer of data based on CAPWAP agreement according to prior art.
Fig. 3 illustrates the form carrying out the message of the method for transfer of data based on CAPWAP agreement according to the embodiment of the present invention.
Fig. 4 illustrates the flow chart carrying out the method for transfer of data based on CAPWAP agreement according to the embodiment of the present invention.
Fig. 5 illustrates the flow chart of the method for carrying out transfer of data according to another embodiment of the present invention based on CAPWAP agreement.
Fig. 6 illustrates the block diagram of the device carrying out transfer of data according to the embodiment of the present invention in AC based on CAPWAP agreement.
Fig. 7 illustrates the flow chart of the method for carrying out transfer of data according to another embodiment of the present invention in AC based on CAPWAP agreement.
Embodiment
Now, more fully embodiments of the invention are described with reference to the accompanying drawings.
Fig. 3 illustrates the form carrying out the message of the method for transfer of data based on CAPWAP agreement according to the embodiment of the present invention.
With reference to Fig. 3, by two layers of burst logic of 802.11 agreements, burst process is carried out to 802.3 messages, subsequently 802.3 messages after burst are packaged into 802.11 fragment messages respectively, and do not need to carry out burst process by IP or CAPWAP agreement to message, thus 802.11 fragment messages can be parsed after AP receives CAPWAP message, and directly 802.11 fragment messages are issued user, after user receives 802.11 fragment messages, 802.11 fragment messages are recombinated, thus obtain real data.
Fig. 4 illustrates the flow chart carrying out the method for transfer of data based on CAPWAP agreement according to the embodiment of the present invention.
In the diagram, the message size predetermined value setting device 111 transmission link MTU (that is, 1500) that will receive message size predetermined value and be set to equal between AP and AC.When user carries out surfing the Net or downloading, in step S401,802.3 messages that size is equaled Ethernet MTU (such as, 1500 bytes) by Ethernet send to AC.
In step S402, after AC receives 802.3 messages, by the reception message size predetermined value of the size of 802.3 messages and setting is compared, determine that the size of 802.3 messages equals the reception message size predetermined value arranged, afterwards, AC is based on two layers of burst logic of 802.11 agreements, 802.3 messages are divided into the first fragment message and the second fragment message, and the first fragment message and the second fragment message are packaged into the one 802.11 fragment message and the 2 802.11 fragment message respectively, then the one 802.11 fragment message and the 2 802.11 fragment message are packaged into the first CAPWAP message and the second CAPWAP message respectively.
In step S403, AC, the first CAPWAP message is sent to AP.
In step S404, AC, the second CAPWAP message is sent to AP.
In step S405, after AP receives the first CAPWAP message, by carrying out decapsulation to the first CAPWAP message, the first CAPWAP message is resolved to the one 802.11 fragment message.
In step S406, AP, the one 802.11 fragment message after parsing is sent to STA.
In step S407, after AP receives the second CAPWAP message, by carrying out decapsulation to the second CAPWAP message, the second CAPWAP message is resolved to the 2 802.11 fragment message.
In step S408, AP, the 2 802.11 fragment message after parsing is sent to STA.
In step S409, after STA receives the one 802.11 fragment message and the 2 802.11 fragment message, by trawl performance, the one 802.11 fragment message and the 2 802.11 fragment message are recombinated, obtain 802.11 complete messages.
It should be noted that, although show the situation 802.3 messages being divided into two fragment messages in this embodiment, according to the transmission link MTU between the size of 802.3 messages and AC and AP, 802.3 messages can be divided into multiple fragment message.In addition, be not limited to split 802.3 messages according to the AC of the embodiment of the present invention, also can split other suitable message.
Fig. 5 illustrates the flow chart of the method for carrying out transfer of data according to another embodiment of the present invention based on CAPWAP agreement.
With reference to Fig. 5, be divided at least two fragment messages in step S501, AC according to this message of large young pathbreaker of the message received.Such as, AC can be split from 802.3 messages received with outer net.
In step S502, at least two fragment messages are packaged at least two 802.11 protocol fragment messages based on two layers of burst logic of 802.11 agreements by AC respectively, and based on CAPWAP agreement, at least two 802.11 protocol fragment messages are packaged at least two CAPWAP message respectively.
In step S503, AC, at least two CAPWAP message are sent to AP.
In step S504, AP by carrying out deblocking to produce at least two 802.11 protocol fragment messages at least two CAPWAP message received.
In step S505, AP, at least two 802.11 protocol fragment messages are sent to user side.
Here, although adopt 802.11 agreements exemplarily, 802.11 agreements also can be replaced by any predetermined protocol with two layers of burst logic.
Fig. 6 illustrates the block diagram carrying out the device of transfer of data in AC based on CAPWAP agreement according to the embodiment of the present invention.
With reference to Fig. 6, the device 100 carrying out transfer of data based on CAPWAP agreement can comprise: message segmenting device 110, is divided at least two fragment messages for message according to the large young pathbreaker of the message received; Message packaging system 120, for two layers of burst logic based on 802.11 agreements, described at least two fragment messages are packaged at least two 802.11 protocol fragment messages respectively, and based on CAPWAP agreement, described at least two 802.11 protocol fragment messages are packaged at least two CAPWAP message respectively; Packet transmission device 130, for being sent to AP by described at least two CAPWAP message.Here, although adopt 802.11 agreements exemplarily, 802.11 agreements also can be replaced by any predetermined protocol with two layers of burst logic.
In addition, message segmenting device 110 can comprise: message size predetermined value setting device 111, receives message size predetermined value for arranging in AC according to the transmission link MTU between AC and AP; Message size comparison means 112, the size for the message received AC compares with reception message size predetermined value; Message divides device 113, when the size of the message received is more than or equal to reception message size predetermined value, described message is divided at least two fragment messages.Exemplarily, when transmission link MTU between AP and AC is 1500 byte, reception message size predetermined value can be set to 1500 by message size predetermined value setting device 111, but, the message received is split based on reception message size predetermined value because message divides device 113, therefore reception message size predetermined value according to the size of the transmission link MTU between AP and AC with the message received, can be set to other values being less than transmission link MTU by message size predetermined value setting device 111.
Fig. 7 illustrates the flow chart of the method for carrying out transfer of data according to another embodiment of the present invention in AC based on CAPWAP agreement.
With reference to Fig. 7, in step S701, this message of large young pathbreaker according to the message received is divided at least two fragment messages.Such as, can split from 802.3 messages received with outer net.
In step S702, at least two fragment messages are packaged at least two 802.11 protocol fragment messages by two layers of burst logic based on 802.11 agreements respectively, and based on CAPWAP agreement, at least two 802.11 protocol fragment messages are packaged at least two CAPWAP message respectively.
In step S703, at least two CAPWAP message are sent to AP.
Here, although adopt 802.11 agreements exemplarily, 802.11 agreements also can be replaced by any predetermined protocol with two layers of burst logic.
According to the present invention, AP does not need receiving CAPWAP fragment message or IP fragmentation message is recombinated, and only need the CAPWAP message received to carry out deblocking, thus the process complexity of AP can be reduced, reach all burst process completed by AC and do not need the object of AP process, reduce AP to the requirement of burst process, improve the forward efficiency of AP, advantageously in the transformation to the original fat AP of existing network, only need upgrading AP version just can convert thin AP to continue to use, and can data-handling capacity be ensured, do not need to replace with new AP, save AP and replace expense.
Although specifically show with reference to embodiments of the invention and describe the present invention, but it should be appreciated by those skilled in the art, when not departing from the spirit and scope of the present invention be defined by the claims, the various changes in form and details can be carried out to it.
Claims (4)
1., for carrying out a device for transfer of data in Radio Access Controller AC based on CAPWAP agreement, described device comprises:
Message segmenting device, for being divided at least two 802.3 fragment messages by two layers of burst logic of 802.11 agreements by described message according to the size of 802.3 messages received;
Message packaging system, for two layers of burst logic based on 802.11 agreements, described at least two 802.3 fragment messages are packaged at least two 802.11 fragment messages respectively, and based on CAPWAP agreement, described at least two 802.11 fragment messages are packaged at least two CAPWAP message respectively;
Packet transmission device, for described at least two CAPWAP message are sent to wireless access point AP,
Wherein, message segmenting device comprises:
Message size predetermined value setting device, receives message size predetermined value for arranging in AC according to the transmission link MTU MTU between AC and AP,
Message size comparison means, for the size of receive 802.3 messages and reception message size predetermined value are compared,
Message divides device, when the size of 802.3 messages received is more than or equal to reception message size predetermined value, by two layers of burst logic of 802.11 agreements, burst process is carried out to described 802.3 messages, described 802.3 messages are divided at least two 802.3 fragment messages.
2., for carrying out a method for transfer of data in Radio Access Controller AC based on CAPWAP agreement, described method comprises:
A described message is divided at least two 802.3 fragment messages according to the size of 802.3 messages received by two layers of burst logic of 802.11 agreements by ();
B described at least two 802.3 fragment messages are packaged at least two 802.11 fragment messages based on two layers of burst logic of 802.11 agreements by () respectively, and based on CAPWAP agreement, described at least two 802.11 fragment messages are packaged at least two CAPWAP message respectively;
C described at least two CAPWAP message are sent to wireless access point AP by (),
Wherein, step (a) comprising:
Arrange in AC according to the transmission link MTU MTU between AC and AP and receive message size predetermined value,
The size of 802.3 messages received and reception message size predetermined value are compared,
When the size of 802.3 messages received is more than or equal to reception message size predetermined value, by two layers of burst logic of 802.11 agreements, burst process is carried out to described 802.3 messages, described 802.3 messages are divided at least two 802.3 fragment messages.
3. carry out a method for transfer of data based on CAPWAP agreement, described method comprises:
A described message is divided at least two 802.3 fragment messages according to the size of 802.3 messages received by two layers of burst logic of 802.11 agreements by () Radio Access Controller AC;
B described at least two 802.3 fragment messages are packaged at least two 802.11 fragment messages based on two layers of burst logic of 802.11 agreements by () AC respectively, and based on CAPWAP agreement, described at least two 802.11 fragment messages are packaged at least two CAPWAP message respectively;
C described at least two CAPWAP message are sent to wireless access point AP by () AC;
D () AP is by carrying out deblocking to produce at least two 802.11 fragment messages at least two CAPWAP message received;
E described at least two 802.11 fragment messages are sent to user side by () AP,
Wherein, step (a) comprising:
Arrange in AC according to the transmission link MTU MTU between AC and AP and receive message size predetermined value,
The size of 802.3 messages received and reception message size predetermined value are compared,
When the size of 802.3 messages received is more than or equal to reception message size predetermined value, by two layers of burst logic of 802.11 agreements, burst process is carried out to described 802.3 messages, described 802.3 messages are divided at least two 802.3 fragment messages.
4. method as claimed in claim 3, also comprises: recombinate to described at least two 802.11 fragment messages when user side receives at least two 802.11 fragment messages, obtains 802.11 complete messages.
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| CN201210280545.3A CN102780633B (en) | 2012-08-08 | 2012-08-08 | Device and method for transmitting data based on CAPWAP (control and provisioning of wireless access points) protocol |
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| CN201210280545.3A CN102780633B (en) | 2012-08-08 | 2012-08-08 | Device and method for transmitting data based on CAPWAP (control and provisioning of wireless access points) protocol |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249107B (en) * | 2013-05-21 | 2015-10-07 | 深圳市共进电子股份有限公司 | A kind of method improving hotspot AP throughput |
| CN103297311A (en) * | 2013-06-25 | 2013-09-11 | 京信通信系统（中国）有限公司 | Method and device for achieving control and provision for wireless access point protocol (CAPWAP) data tunnels |
| CN104378315B (en) * | 2014-11-17 | 2018-02-27 | 京信通信系统（中国）有限公司 | A kind of method and device of CAPWAP tunnel packet transmission |
| CN104837219A (en) * | 2015-05-15 | 2015-08-12 | 中山市默拜尔网络科技有限公司 | Wireless access point ap |
| CN105245450B (en) * | 2015-09-23 | 2018-11-30 | 盛科网络（苏州）有限公司 | The chip implementing method of CAPWAP frament reassembling |
| CN111641565B (en) * | 2019-03-01 | 2022-05-13 | 华为技术有限公司 | Method, device and system for transmitting Ethernet message |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827031A (en) * | 2010-04-22 | 2010-09-08 | 中兴通讯股份有限公司 | Method and device for packet transmission in user datagram protocol UDP tunnel |
| CN102014067A (en) * | 2010-12-14 | 2011-04-13 | 北京星网锐捷网络技术有限公司 | Message fragment sending method, device and network equipment |
| CN102420672A (en) * | 2011-01-25 | 2012-04-18 | 苏州汉明科技有限公司 | Method for wireless local area network wireless access point to carry out data forwarding to wireless controller |
-
2012
- 2012-08-08 CN CN201210280545.3A patent/CN102780633B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827031A (en) * | 2010-04-22 | 2010-09-08 | 中兴通讯股份有限公司 | Method and device for packet transmission in user datagram protocol UDP tunnel |
| CN102014067A (en) * | 2010-12-14 | 2011-04-13 | 北京星网锐捷网络技术有限公司 | Message fragment sending method, device and network equipment |
| CN102420672A (en) * | 2011-01-25 | 2012-04-18 | 苏州汉明科技有限公司 | Method for wireless local area network wireless access point to carry out data forwarding to wireless controller |
Non-Patent Citations (4)
| Title |
|---|
| CAPWAP协议系统实现技术研究;聂勇;《华中科技大学硕士学位论文》;20110101;第37-50页 * |
| Control And Provisioning of Wireless Access Points(CAPWAP) protocol Specification;Network Working Group;《RFC5415》;20090331;第7-47页 * |
| 基于零配置的瘦AP功能的设计与实现;李鹏;《西安电子科技大学工程硕士学位论文》;20120601;第15-21页 * |
| 瘦AP系统中CAPWAP协议的改进与实现;黄军记;《广东工业大学硕士学位论文》;20110601;第11-21页 * |
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