CN113163425A - Network control method and device for tunnel - Google Patents
Network control method and device for tunnel Download PDFInfo
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- CN113163425A CN113163425A CN202110412105.8A CN202110412105A CN113163425A CN 113163425 A CN113163425 A CN 113163425A CN 202110412105 A CN202110412105 A CN 202110412105A CN 113163425 A CN113163425 A CN 113163425A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000002776 aggregation Effects 0.000 claims abstract description 4
- 238000004220 aggregation Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/12—Setup of transport tunnels
Abstract
The invention discloses a network control method and a device for a tunnel, which are used for establishing a tunnel network; the wireless access point acquires the address of the access control point and the address of the broadband access server from the dynamic host configuration protocol server; the wireless access point establishes a control tunnel of a wireless access point control protocol with the control point by using the address of the control point; the wireless access point establishes a data tunnel with the server by utilizing the address of the server; when the established tunnel network is used for the first transmission network node, setting the established tunnel network; receiving a control message of a link aggregation control protocol on a first port connecting a first transport network node to a first packet forwarding device; by listening for the control message, it is determined that the control message is associated with a packet network link between the first packet forwarding device and the second packet forwarding device. The invention overcomes the problem that the prior art has larger bottleneck of accessing the terminal to the Internet, and avoids the waste of system resources and the increase of network burden.
Description
Technical Field
The invention relates to a network control method and device for a tunnel, and belongs to the technical field of tunnel construction.
Background
In order to ensure the convenience of cross-wireless network node switching, an independent reverse tunnel needs to be established between a wireless network node supporting the independent reverse tunnel and an access server, a plurality of wireless network nodes in the same terminal with concentrated route have a plurality of independent reverse tunnels with the access server, so that the reverse data can be directly sent to the access server from the wireless network node and the switching is realized. The establishment of the reverse tunnel requires that the access server has the capability of independent reverse tunnels, the tunnel establishment operation can be executed when the user accesses and the route is added, and the establishment function of a plurality of tunnels of the terminal is completed mainly by the cooperation of the wireless network node, the wireless control point and the access server.
In the prior art, when a large number of terminals want to access the internet, the network access method has a large bottleneck of accessing the internet by the terminals, and cannot realize multi-tunnel establishment control, and particularly, under the condition that an accessed server cannot support an independent reverse tunnel, a wireless network node initiates a request for establishing the reverse tunnel, which causes waste of system resources and increase of network burden. Therefore, a method and an apparatus for controlling a network for a tunnel are urgently needed to solve the problem in the prior art.
In order to solve the technical problems, a new technical scheme is especially provided.
Disclosure of Invention
The present invention is directed to a method and an apparatus for controlling a network for a tunnel, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a network control method for a tunnel, the method comprising the steps of:
step one, establishing a tunnel network; the wireless access point acquires the address of the access control point and the address of the broadband access server from the dynamic host configuration protocol server; the wireless access point establishes a control tunnel of a wireless access point control protocol with the control point by using the address of the control point; the wireless access point establishes a data tunnel with the server by utilizing the address of the server;
step two, when the established tunnel network is used for a first transmission network node, determining that the control message is related to a packet network link between a first packet forwarding device and a second packet forwarding device; receiving a control message of a link aggregation control protocol on a first port connecting a first transport network node to a first packet forwarding device; determining, by intercepting the control message, that the control message is related to a packet network link between the first packet forwarding device and the second packet forwarding device;
step three, setting the established tunnel network; the second packet forwarding device is connected to a second port of the second transport network node; and in response to the determined control message being associated with a packet network link between the first packet forwarding device and the second packet forwarding device, causing a transport network tunnel from a first port at the first transport network node to the second port at the second transport network node to be configured;
step four, establishing multi-tunnel control; the server sends the support capability identification of the independent reverse tunnel to the wireless control point, and the wireless control point stores the identification after receiving the identification; the terminal routing centralized wireless network node receives a session updating notification sent by the terminal and initiates a meeting to the wireless control point; after receiving the session information request, the wireless control point responds to the session information response carrying the identifier of the wireless network node; after a wireless network node in a terminal route set decides to become a data attachment point, when a tunnel establishment request is initiated to an access server, if the access server supports an independent reverse tunnel, a tunnel type identifier which supports the reverse tunnel and a main tunnel at the same time is carried in the tunnel establishment request.
Preferably, when the data tunnel of the wireless access point control protocol is connected, the wireless access point sends the data message from the terminal to the server through the established data tunnel of the wireless access point control protocol.
A network control device for a tunnel comprises a wireless access point, a control point and a server, wherein the wireless access point is used for acquiring the address of the control point and the address of the server from a DHCP server, and a CAPWAP control tunnel between the wireless access point and the control point is established by utilizing the address of the control point; establishing a CAPWAP data tunnel between the server and the server by using the address of the server; the AC is used for establishing a CAPWAP control tunnel with the wireless access point; the server is used for establishing a CAPWAP data tunnel between the wireless access points.
Compared with the prior art, the invention has the beneficial effects that: when a large number of terminals want to access the internet, the method overcomes the defects that a larger bottleneck exists in the prior art that the terminals access the internet, and multi-tunnel control is established at present, and particularly under the condition that an accessed server cannot support an independent reverse tunnel, a wireless network node initiates a request for establishing the reverse tunnel, thereby avoiding the waste of system resources and the increase of network burden.
Drawings
FIG. 1 is a schematic flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings of the specification, the invention provides a technical scheme that: a network control method for a tunnel, the method comprising the steps of:
step one, establishing a tunnel network; the wireless access point acquires the address of the access control point and the address of the broadband access server from the dynamic host configuration protocol server; the wireless access point establishes a control tunnel of a wireless access point control protocol with the control point by using the address of the control point; the wireless access point establishes a data tunnel with the server by utilizing the address of the server;
step two, when the established tunnel network is used for a first transmission network node, determining that the control message is related to a packet network link between a first packet forwarding device and a second packet forwarding device; receiving a control message of a link aggregation control protocol on a first port connecting a first transport network node to a first packet forwarding device; determining, by intercepting the control message, that the control message is related to a packet network link between the first packet forwarding device and the second packet forwarding device;
step three, setting the established tunnel network; the second packet forwarding device is connected to a second port of the second transport network node; and in response to the determined control message being associated with a packet network link between the first packet forwarding device and the second packet forwarding device, causing a transport network tunnel from a first port at the first transport network node to the second port at the second transport network node to be configured;
step four, establishing multi-tunnel control; the server sends the support capability identification of the independent reverse tunnel to the wireless control point, and the wireless control point stores the identification after receiving the identification; the terminal routing centralized wireless network node receives a session updating notification sent by the terminal and initiates a meeting to the wireless control point; after receiving the session information request, the wireless control point responds to the session information response carrying the identifier of the wireless network node; after a wireless network node in a terminal route set decides to become a data attachment point, when a tunnel establishment request is initiated to an access server, if the access server supports an independent reverse tunnel, a tunnel type identifier which supports the reverse tunnel and a main tunnel at the same time is carried in the tunnel establishment request.
Preferably, when the data tunnel of the wireless access point control protocol is connected, the wireless access point sends the data message from the terminal to the server through the established data tunnel of the wireless access point control protocol.
A network control device for a tunnel comprises a wireless access point, a control point and a server, wherein the wireless access point is used for acquiring the address of the control point and the address of the server from a DHCP server, and a CAPWAP control tunnel between the wireless access point and the control point is established by utilizing the address of the control point; establishing a CAPWAP data tunnel between the server and the server by using the address of the server; the AC is used for establishing a CAPWAP control tunnel with the wireless access point; the server is used for establishing a CAPWAP data tunnel between the wireless access points.
When the method is used, when a large number of terminals want to access the Internet, the method overcomes the defects that the prior art has a larger bottleneck that the terminals access the Internet, and the multi-tunnel control is established at present, and particularly under the condition that an accessed server cannot support an independent reverse tunnel, a wireless network node initiates a request for establishing the reverse tunnel, thereby avoiding the waste of system resources and the increase of network burden.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A network control method for a tunnel, the method comprising the steps of:
step one, establishing a tunnel network; the wireless access point acquires the address of the access control point and the address of the broadband access server from the dynamic host configuration protocol server; the wireless access point establishes a control tunnel of a wireless access point control protocol with the control point by using the address of the control point; the wireless access point establishes a data tunnel with the server by utilizing the address of the server;
step two, when the established tunnel network is used for a first transmission network node, determining that the control message is related to a packet network link between a first packet forwarding device and a second packet forwarding device; receiving a control message of a link aggregation control protocol on a first port connecting a first transport network node to a first packet forwarding device; determining, by intercepting the control message, that the control message is related to a packet network link between the first packet forwarding device and the second packet forwarding device;
step three, setting the established tunnel network; the second packet forwarding device is connected to a second port of the second transport network node; and in response to the determined control message being associated with a packet network link between the first packet forwarding device and the second packet forwarding device, causing a transport network tunnel from a first port at the first transport network node to the second port at the second transport network node to be configured;
step four, establishing multi-tunnel control; the server sends the support capability identification of the independent reverse tunnel to the wireless control point, and the wireless control point stores the identification after receiving the identification; the terminal routing centralized wireless network node receives a session updating notification sent by the terminal and initiates a meeting to the wireless control point; after receiving the session information request, the wireless control point responds to the session information response carrying the identifier of the wireless network node; after a wireless network node in a terminal route set decides to become a data attachment point, when a tunnel establishment request is initiated to an access server, if the access server supports an independent reverse tunnel, a tunnel type identifier which supports the reverse tunnel and a main tunnel at the same time is carried in the tunnel establishment request.
2. The network control method for a tunnel according to claim 1, wherein: when the data tunnel of the wireless access point control protocol is communicated, the wireless access point sends the data message from the terminal to the server through the established data tunnel of the wireless access point control protocol.
3. A network control device for a tunnel is characterized by comprising a wireless access point, a control point and a server, wherein the wireless access point is used for acquiring the address of the control point and the address of the server from a DHCP server, and a CAPWAP control tunnel between the wireless access point and the control point is established by utilizing the address of the control point; establishing a CAPWAP data tunnel between the server and the server by using the address of the server; the AC is used for establishing a CAPWAP control tunnel with the wireless access point; the server is used for establishing a CAPWAP data tunnel between the wireless access points.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110412105.8A CN113163425A (en) | 2021-04-16 | 2021-04-16 | Network control method and device for tunnel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110412105.8A CN113163425A (en) | 2021-04-16 | 2021-04-16 | Network control method and device for tunnel |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101237699A (en) * | 2008-02-29 | 2008-08-06 | 中兴通讯股份有限公司 | Control method for establishing multiple tunnels between wireless network node and access server |
| CN101640892A (en) * | 2009-08-21 | 2010-02-03 | 杭州华三通信技术有限公司 | Wireless network deployment method and wireless access point |
| CN101771612A (en) * | 2010-01-13 | 2010-07-07 | 华为技术有限公司 | Tunnel establishing method, equipment and network system |
| CN105165102A (en) * | 2013-10-12 | 2015-12-16 | 华为技术有限公司 | Tunnel establishment method, device and system |
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2021
- 2021-04-16 CN CN202110412105.8A patent/CN113163425A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101237699A (en) * | 2008-02-29 | 2008-08-06 | 中兴通讯股份有限公司 | Control method for establishing multiple tunnels between wireless network node and access server |
| CN101640892A (en) * | 2009-08-21 | 2010-02-03 | 杭州华三通信技术有限公司 | Wireless network deployment method and wireless access point |
| CN101771612A (en) * | 2010-01-13 | 2010-07-07 | 华为技术有限公司 | Tunnel establishing method, equipment and network system |
| US20120275303A1 (en) * | 2010-01-13 | 2012-11-01 | Huawei Technologies Co., Ltd. | Method, device, and network system of establishing a tunnel |
| CN105165102A (en) * | 2013-10-12 | 2015-12-16 | 华为技术有限公司 | Tunnel establishment method, device and system |
Non-Patent Citations (1)
| Title |
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| 刘佳;刘勃;刘玉;: "基于CAPWAP的隧道稳定性研究", 电脑知识与技术, no. 34 * |
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