CN114553636B - Method and system for actively accessing local area network through relay LNS (Low noise network) - Google Patents
Method and system for actively accessing local area network through relay LNS (Low noise network) Download PDFInfo
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- CN114553636B CN114553636B CN202210154492.4A CN202210154492A CN114553636B CN 114553636 B CN114553636 B CN 114553636B CN 202210154492 A CN202210154492 A CN 202210154492A CN 114553636 B CN114553636 B CN 114553636B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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Abstract
The invention provides a method and a system for actively accessing a local area network through a relay LNS, wherein the method comprises the following steps: configuring first information communicated with a remote terminal on a relay LNS, configuring first static route information communicated with a local area network by the remote terminal, generating a host route communicated with the remote terminal by the relay LNS, and obtaining the first static route to the local area network by the remote terminal; configuring second information communicated with the L2TP access concentrator on the relay LNS, and configuring second static routing information from the relay LNS to the local area network; and accessing the L2TP access concentrator into the local area network, and establishing communication connection between the L2TP access concentrator and the relay LNS through automatic dialing to realize that the remote terminal actively accesses the local area network through the relay LNS. Based on the method, a system for actively accessing the local area network through the relay LNS is also provided, the invention gets rid of the existing gateway function and authority limit, and the problem of actively accessing the local area network is flexibly solved.
Description
Technical Field
The invention belongs to the technical field of communication, and particularly relates to a method and a system for actively accessing a local area network through a relay LNS.
Background
Remote debugging and control of local area network equipment are often required in daily work; the local area network is generally accessed to the Internet through the NAT gateway, and the NAT gateway accesses the local area network to the Internet, but the local area network loses the end-to-end characteristic, so that the remote user cannot actively access the local area network. Where NAT gateway is the network address translation device.
Fig. 1 is a schematic diagram of a conventional networking connection in the prior art, and a local area network can be remotely and actively accessed through functions such as VPN and NAT SERVER provided by a NAT gateway, but the mode is limited by whether the gateway has or not and opens the functions; purchasing third party remote services can also enable remote access, but can create a certain cost pressure. Wherein VPN is a system that enables enterprises to establish a secure WAN (wide area network) service on a shared infrastructure that is inexpensive and with the same policies as provided by a private network.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method and a system for actively accessing a local area network through a relay LNS. The L2TP network server provides a remote access technical scheme with simple configuration, flexible adjustment, strong portability and high cost performance, and realizes active access to the local area network.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
A method for actively accessing a local area network through a relay LNS, comprising the steps of:
configuring first information communicated with a remote terminal on a relay LNS (Low network interface) and configuring first static route information communicated with a local area network by the remote terminal, generating a host route communicated with the remote terminal by the relay LNS, and obtaining the first static route to the local area network by the remote terminal;
configuring second information communicated with the L2TP access concentrator on the relay LNS, and configuring second static routing information from the relay LNS to the local area network;
And accessing the L2TP access concentrator into a local area network, wherein the L2TP access concentrator establishes communication connection with the relay LNS through automatic dialing, so that the remote terminal actively accesses the local area network through the relay LNS.
Further, the first information includes a first VT interface, an IP address pool, an L2TP tunnel name, and a dial-up account number.
Further, the generating a host route for relaying the LNS to communicate with the remote terminal, and the remote terminal obtaining the first static route to the local area network includes: after the first information and the first static route information are configured, the remote terminal creates an L2TP tunnel through dialing, after the L2TP tunnel is successfully established, the remote terminal obtains the first static route to the local area network, and meanwhile, the relay LNS generates a host route for communicating with the remote terminal.
Further, the configuring, on the relay LNS, the second information in communication with the L2TP access concentrator includes: configuring a second VT interface for accessing the L2TP access concentrator on the relay LNS, and distributing a fixed IP address for a third VT interface on the L2TP access concentrator; and converting the access local area network traffic source IP into a second VT interface address configured for the L2TP access concentrator on the relay LNS by using a host route configuration source NAT strategy.
Further, the configuring the second static routing information from the relay LNS to the local area network includes: the next hop is the third VT interface address on the L2TP access concentrator.
Further, the process of accessing the L2TP access concentrator to the local area network and establishing communication connection between the L2TP access concentrator and the relay LNS through automatic dialing is as follows:
a third VT interface and an LNS server address are configured on the L2TP access concentrator, the L2TP access concentrator is configured to be automatically dialed, and an L2TP tunnel is automatically established with the relay LNS;
configuring an address of the same network segment with a local area network terminal for an L2TP access concentrator output interface;
Configuring a route of the L2TP access concentrator to the local area network, wherein the next hop is a gateway address of an outlet interface of the L2TP access concentrator; and configuring a backhaul route to the relay LNS;
and configuring a source NAT strategy, and converting the IP of the traffic source of the access local area network into the outlet interface address of the L2TP access concentrator.
Further, the implementation of the remote terminal actively accessing the local area network through the relay LNS includes:
an L2TP tunnel is automatically established between the L2TP access concentrator and the relay LNS, so that the remote terminal can actively access the local area network terminal and has the same access right with the local area network terminal.
The invention also provides a system for actively accessing the local area network through the relay LNS, which comprises a first configuration module, a second configuration module and a connection module;
the first configuration module is used for configuring first information communicated with the remote terminal on the relay LNS and configuring first static route information communicated with the local area network by the remote terminal, the relay LNS generates a host route communicated with the remote terminal, and the remote terminal obtains the first static route to the local area network;
The second configuration module is used for configuring second information communicated with the L2TP access concentrator on the relay LNS and configuring second static route information from the relay LNS to the local area network;
The connection module is used for accessing the L2TP access concentrator into the local area network, and the L2TP access concentrator establishes communication connection with the relay LNS through automatic dialing to realize that the remote terminal actively accesses the local area network through the relay LNS.
Further, the detailed process implemented by the first configuration module includes: the method comprises the steps that first information communicated with a remote terminal is configured on a relay LNS, first static route information communicated with a local area network by the remote terminal is configured, after the configuration is completed, an L2TP tunnel is established by the remote terminal through dialing, after the L2TP tunnel is established successfully, the remote terminal obtains the first static route to the local area network, and meanwhile the relay LNS generates a host route communicated with the remote terminal.
Further, the detailed process of the connection module implementation includes:
a third VT interface and an LNS server address are configured on the L2TP access concentrator, the L2TP access concentrator is configured to be automatically dialed, and an L2TP tunnel is automatically established with the relay LNS;
configuring an address of the same network segment with a local area network terminal for an L2TP access concentrator output interface;
Configuring a route of the L2TP access concentrator to the local area network, wherein the next hop is a gateway address of an outlet interface of the L2TP access concentrator; and configuring a backhaul route to the relay LNS;
configuring a source NAT strategy, and converting an access local area network traffic source IP into an output interface address of an L2TP access concentrator;
an L2TP tunnel is automatically established between the L2TP access concentrator and the relay LNS, so that the remote terminal can actively access the local area network terminal and has the same access right with the local area network terminal.
The effects provided in the summary of the invention are merely effects of embodiments, not all effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
The invention provides a method and a system for actively accessing a local area network through a relay LNS, wherein the method comprises the following steps: configuring first information communicated with a remote terminal on a relay LNS (Low network interface) and configuring first static route information communicated with a local area network by the remote terminal, generating a host route communicated with the remote terminal by the relay LNS, and obtaining the first static route to the local area network by the remote terminal; configuring second information communicated with the L2TP access concentrator on the relay LNS, and configuring second static routing information from the relay LNS to the local area network; and accessing the L2TP access concentrator into the local area network, and establishing communication connection between the L2TP access concentrator and the relay LNS through automatic dialing to realize that the remote terminal actively accesses the local area network through the relay LNS. Based on a method for actively accessing the local area network through the relay LNS, a system for actively accessing the local area network through the relay LNS is also provided. The invention gets rid of the existing gateway function and authority limit through the relay LNS, flexibly solves the problem of actively accessing the local area network, and meets the remote debugging and control requirements. The implementation process of the invention has simple configuration and strong portability.
Drawings
FIG. 1 is a schematic diagram of a conventional networking connection in the prior art;
Fig. 2 is a flow chart of a method for actively accessing a lan through a relay LNS according to embodiment 1 of the present invention;
Fig. 3 is a schematic diagram of a device for implementing a method for actively accessing a local area network through a relay LNS according to embodiment 1 of the present invention;
Fig. 4 is a schematic diagram of a system for actively accessing a lan through a relay LNS according to embodiment 2 of the present invention.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present invention will be described in detail below with reference to the following detailed description and the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different structures of the invention. In order to simplify the present disclosure, components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily obscure the present invention.
Example 1
The embodiment 1 of the invention provides a method for actively accessing a local area network through a relay LNS, which gets rid of the existing gateway function and authority limit and flexibly solves the problem of actively accessing the local area network through the relay LNS.
In the present application: relay LNS: an L2TP web server (L2 TP Network Server) is shown.
LAC is L2TP access concentrator (L2 TP Access Concentrator).
The method comprises the following specific steps:
configuring first information communicated with a remote terminal on a relay LNS (Low network interface) and configuring first static route information communicated with a local area network by the remote terminal, generating a host route communicated with the remote terminal by the relay LNS, and obtaining the first static route to the local area network by the remote terminal;
configuring second information communicated with the L2TP access concentrator on the relay LNS, and configuring second static routing information from the relay LNS to the local area network;
And accessing the L2TP access concentrator into the local area network, and establishing communication connection between the L2TP access concentrator and the relay LNS through automatic dialing to realize that the remote terminal actively accesses the local area network through the relay LNS.
Fig. 2 is a flowchart of a method for actively accessing a lan through a relay LNS according to embodiment 1 of the present invention;
in step S200, the flow of processing is started.
Configuring first information for communication with the remote terminal on the relay LNS and configuring first static routing information for communication with the local area network by the remote terminal in step S210;
The first information includes a first VT interface, an IP address pool, an L2TP tunnel name and a dial-up account number.
After the first information and the first static route information are configured, the remote terminal creates an L2TP tunnel through dialing, after the L2TP tunnel is successfully established, the remote terminal obtains the first static route to the local area network, and meanwhile, the relay LNS generates a host route for communicating with the remote terminal.
In step S220, the remote terminal dials to establish an L2TP tunnel between the remote terminal and the relay LNS generation. After the L2TP tunnel is established successfully, the remote terminal obtains a first static route to the local area network while the relay LNS generates a host route for communicating with the remote terminal.
In step S230, second information for communicating with the L2TP access concentrator is configured on the relay LNS, and second static routing information for the relay LNS to the local area network is configured.
Configuring a second VT interface for accessing the L2TP access concentrator on the relay LNS, and distributing a fixed IP address for a third VT interface on the L2TP access concentrator; converting the access local area network traffic source IP into a second VT interface address configured for the L2TP access concentrator on the relay LNS by utilizing a host route configuration source NAT strategy; the next hop is the third VT interface address on the L2TP access concentrator.
In step S240, the L2TP access concentrator is connected to the lan, and the L2TP access concentrator establishes a communication connection with the relay LNS through automatic dialing.
A third VT interface and an LNS server address are configured on the L2TP access concentrator, the L2TP access concentrator is configured to be automatically dialed, and an L2TP tunnel is automatically established with the relay LNS;
configuring an address of the same network segment with a local area network terminal for an L2TP access concentrator output interface;
Configuring a route of the L2TP access concentrator to the local area network, wherein the next hop is a gateway address of an outlet interface of the L2TP access concentrator; and configuring a backhaul route to the relay LNS;
and configuring a source NAT strategy, and converting the IP of the traffic source of the access local area network into the outlet interface address of the L2TP access concentrator.
In step S250, an L2TP tunnel is automatically established between the L2TP access concentrator and the relay LNS, so that the remote terminal can not only actively access the lan terminal, but also has the same access right as the lan terminal. The remote terminal now corresponds to a terminal device in the local area network.
In order to implement the method for actively accessing the lan through the relay LNS according to embodiment 1 of the present invention, fig. 3 is a schematic diagram of device connection for implementing the method. The device comprises a relay LNS and an L2TP access concentrator;
The relay LNS establishes a host route of remote terminal communication by utilizing a network, and establishes a second static route with a local area network; and causing the remote terminal to obtain a first static route to the local area network;
The L2TP access concentrator is arranged in the local area network, is accessed to the Internet through a NAT gateway in the local area network and is used for automatically establishing an L2TP tunnel with the relay LNS;
the application connects a local area network under NAT gateway, in the application, L2TP visit concentrator, install in local area network; then, automatically establishing an L2TP tunnel by the L2TP access concentrator and the relay LNS through configuration; and then NAT conversion is utilized to enable the remote terminal to freely access the local area network terminal like being connected in the local area network, so that the remote terminal can remotely access the local area network terminal by means of a tunnel established by the relay LNS under the condition that the NAT gateway is not opened and does not have NAT SERVER and VPN.
The embodiment 1 of the invention provides a method for actively accessing a local area network through a relay LNS, which gets rid of the existing gateway function and authority limit, flexibly solves the problem of actively accessing the local area network, and meets the remote debugging and control requirements.
Example 2
Fig. 4 is a schematic diagram of a system for actively accessing a lan through a relay LNS according to embodiment 2 of the present invention; the system comprises: the device comprises a first configuration module, a second configuration module and a connection module;
The first configuration module is used for configuring first information communicated with the remote terminal on the relay LNS and configuring first static route information communicated with the local area network by the remote terminal, the relay LNS generates a host route communicated with the remote terminal, and the remote terminal obtains the first static route to the local area network;
The second configuration module is used for configuring second information communicated with the L2TP access concentrator on the relay LNS and configuring second static route information from the relay LNS to the local area network;
the connection module is used for accessing the L2TP access concentrator into the local area network, and the L2TP access concentrator establishes communication connection with the relay LNS through automatic dialing, so that the remote terminal actively accesses the local area network through the relay LNS.
The detailed process implemented by the first configuration module includes: the method comprises the steps that first information communicated with a remote terminal is configured on a relay LNS, first static route information communicated with a local area network by the remote terminal is configured, after the configuration is completed, an L2TP tunnel is established by the remote terminal through dialing, after the L2TP tunnel is established successfully, the remote terminal obtains the first static route to the local area network, and meanwhile the relay LNS generates a host route communicated with the remote terminal.
The detailed process implemented by the second configuration module comprises the following steps: configuring a second VT interface for accessing the L2TP access concentrator on the relay LNS, and distributing a fixed IP address for a third VT interface on the L2TP access concentrator; and converting the access local area network traffic source IP into a second VT interface address configured for the L2TP access concentrator on the relay LNS by using a host route configuration source NAT strategy. The next hop is the third VT interface address on the L2TP access concentrator.
The detailed process of the connection module implementation comprises the following steps:
a third VT interface and an LNS server address are configured on the L2TP access concentrator, the L2TP access concentrator is configured to be automatically dialed, and an L2TP tunnel is automatically established with the relay LNS;
configuring an address of the same network segment with a local area network terminal for an L2TP access concentrator output interface;
Configuring a route of the L2TP access concentrator to the local area network, wherein the next hop is a gateway address of an outlet interface of the L2TP access concentrator; and configuring a backhaul route to the relay LNS;
configuring a source NAT strategy, and converting an access local area network traffic source IP into an output interface address of an L2TP access concentrator;
an L2TP tunnel is automatically established between the L2TP access concentrator and the relay LNS, so that the remote terminal can actively access the local area network terminal and has the same access right with the local area network terminal.
The embodiment 2 of the invention provides a system for actively accessing a local area network through a relay LNS, and the whole process of the method is realized through a virtual system, and the embodiment 2 of the invention gets rid of the existing gateway function and authority limit through the relay LNS, flexibly solves the problem of actively accessing the local area network, meets the requirements of remote debugging and control, and has simple system configuration and strong portability.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements is inherent to. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. In addition, the parts of the above technical solutions provided in the embodiments of the present application, which are consistent with the implementation principles of the corresponding technical solutions in the prior art, are not described in detail, so that redundant descriptions are avoided.
While the specific embodiments of the present invention have been described above with reference to the drawings, the scope of the present invention is not limited thereto. Other modifications and variations to the present invention will be apparent to those of skill in the art upon review of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. On the basis of the technical scheme of the invention, various modifications or variations which can be made by the person skilled in the art without the need of creative efforts are still within the protection scope of the invention.
Claims (10)
1. A method for actively accessing a local area network through a relay LNS, comprising the steps of:
configuring first information communicated with a remote terminal on a relay LNS (Low network interface) and configuring first static route information communicated with a local area network by the remote terminal, generating a host route communicated with the remote terminal by the relay LNS, and obtaining the first static route to the local area network by the remote terminal;
configuring second information communicated with the L2TP access concentrator on the relay LNS, and configuring second static routing information from the relay LNS to the local area network;
And accessing the L2TP access concentrator into a local area network, wherein the L2TP access concentrator establishes communication connection with the relay LNS through automatic dialing, so that the remote terminal actively accesses the local area network through the relay LNS.
2. The method of claim 1, wherein the first information includes a first VT interface, an IP address pool, an L2TP tunnel name, and a dial-up account number.
3. The method of actively accessing a local area network through a trunked LNS of claim 1 wherein generating a host route for the trunked LNS to communicate with a remote terminal and wherein the remote terminal obtains a first static route to the local area network comprises: after the first information and the first static route information are configured, the remote terminal creates an L2TP tunnel through dialing, after the L2TP tunnel is successfully established, the remote terminal obtains the first static route to the local area network, and meanwhile, the relay LNS generates a host route for communicating with the remote terminal.
4. The method of actively accessing a local area network through a trunked LNS of claim 1 wherein configuring second information in communication with an L2TP access concentrator at the trunked LNS comprises: configuring a second VT interface for accessing the L2TP access concentrator on the relay LNS, and distributing a fixed IP address for a third VT interface on the L2TP access concentrator; and converting the access local area network traffic source IP into a second VT interface address configured for the L2TP access concentrator on the relay LNS by using a host route configuration source NAT strategy.
5. The method of actively accessing a local area network via a trunked LNS of claim 1 wherein said configuring second static routing information of the trunked LNS to the local area network comprises: the next hop is the third VT interface address on the L2TP access concentrator.
6. The method for actively accessing a local area network through a relay LNS according to claim 1, wherein the procedure of accessing an L2TP access concentrator to the local area network, and establishing a communication connection between the L2TP access concentrator and the relay LNS through automatic dialing is as follows:
a third VT interface and an LNS server address are configured on the L2TP access concentrator, the L2TP access concentrator is configured to be automatically dialed, and an L2TP tunnel is automatically established with the relay LNS;
configuring an address of the same network segment with a local area network terminal for an L2TP access concentrator output interface;
Configuring a route of the L2TP access concentrator to the local area network, wherein the next hop is a gateway address of an outlet interface of the L2TP access concentrator; and configuring a backhaul route to the relay LNS;
and configuring a source NAT strategy, and converting the IP of the traffic source of the access local area network into the outlet interface address of the L2TP access concentrator.
7. The method for actively accessing a local area network via a trunked LNS of claim 6 wherein said enabling the remote terminal to actively access the local area network via the trunked LNS comprises:
an L2TP tunnel is automatically established between the L2TP access concentrator and the relay LNS, so that the remote terminal can actively access the local area network terminal and has the same access right with the local area network terminal.
8. A system for actively accessing a local area network through a relay LNS, wherein the system comprises a first configuration module, a second configuration module and a connection module;
the first configuration module is used for configuring first information communicated with the remote terminal on the relay LNS and configuring first static route information communicated with the local area network by the remote terminal, the relay LNS generates a host route communicated with the remote terminal, and the remote terminal obtains the first static route to the local area network;
The second configuration module is used for configuring second information communicated with the L2TP access concentrator on the relay LNS and configuring second static route information from the relay LNS to the local area network;
The connection module is used for accessing the L2TP access concentrator into the local area network, and the L2TP access concentrator establishes communication connection with the relay LNS through automatic dialing to realize that the remote terminal actively accesses the local area network through the relay LNS.
9. The system for actively accessing a local area network via a trunked LNS of claim 8 wherein the detailed procedure implemented by said first configuration module comprises: the method comprises the steps that first information communicated with a remote terminal is configured on a relay LNS, first static route information communicated with a local area network by the remote terminal is configured, after the configuration is completed, an L2TP tunnel is established by the remote terminal through dialing, after the L2TP tunnel is established successfully, the remote terminal obtains the first static route to the local area network, and meanwhile the relay LNS generates a host route communicated with the remote terminal.
10. The system for actively accessing a local area network via a trunked LNS of claim 8 wherein the detailed procedures implemented by the connectivity module include:
a third VT interface and an LNS server address are configured on the L2TP access concentrator, the L2TP access concentrator is configured to be automatically dialed, and an L2TP tunnel is automatically established with the relay LNS;
configuring an address of the same network segment with a local area network terminal for an L2TP access concentrator output interface;
Configuring a route of the L2TP access concentrator to the local area network, wherein the next hop is a gateway address of an outlet interface of the L2TP access concentrator; and configuring a backhaul route to the relay LNS;
configuring a source NAT strategy, and converting an access local area network traffic source IP into an output interface address of an L2TP access concentrator;
an L2TP tunnel is automatically established between the L2TP access concentrator and the relay LNS, so that the remote terminal can actively access the local area network terminal and has the same access right with the local area network terminal.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003198640A (en) * | 2001-12-25 | 2003-07-11 | Toshiba Corp | Remote access system, terminal equipment, and access terminating device |
| CN1440155A (en) * | 2002-02-23 | 2003-09-03 | 三星电子株式会社 | Safety system and method for accessing virtual special network service in communication network |
| CN1492650A (en) * | 2002-10-24 | 2004-04-28 | 华为技术有限公司 | Method for network server to support multiple examples based on two layre tunnel protocol |
| CN101461198A (en) * | 2006-06-05 | 2009-06-17 | 日立通讯技术株式会社 | Relay network system and terminal adapter |
| CN102104525A (en) * | 2011-03-16 | 2011-06-22 | 华为技术有限公司 | Media gateway equipment and method for forwarding data frame |
| CN102447752A (en) * | 2012-02-09 | 2012-05-09 | 杭州华三通信技术有限公司 | Service access method, system and device based on layer2 tunnel protocol (L2TP) |
| CN102724767A (en) * | 2012-04-27 | 2012-10-10 | 杭州华三通信技术有限公司 | Virtual private network access method and device for mobile user |
| CN102938732A (en) * | 2012-11-08 | 2013-02-20 | 浙江宇视科技有限公司 | Method and device for improving double-tunnel reliability |
| CN103747116A (en) * | 2014-01-24 | 2014-04-23 | 杭州华三通信技术有限公司 | Business access method and device based on Layer 2 Tunneling Protocol (L2TP) |
| CN109600292A (en) * | 2018-12-24 | 2019-04-09 | 安徽皖通邮电股份有限公司 | A kind of LAC router initiates the method and system of L2TP Tunnel connection from dialing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080123604A1 (en) * | 2004-10-01 | 2008-05-29 | Keiichi Shimizu | Access Service Network System, Access Device, L2tp Tunnel Line Concentrator, Home Agent, and Method of Providing Access Service |
-
2022
- 2022-02-18 CN CN202210154492.4A patent/CN114553636B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003198640A (en) * | 2001-12-25 | 2003-07-11 | Toshiba Corp | Remote access system, terminal equipment, and access terminating device |
| CN1440155A (en) * | 2002-02-23 | 2003-09-03 | 三星电子株式会社 | Safety system and method for accessing virtual special network service in communication network |
| CN1492650A (en) * | 2002-10-24 | 2004-04-28 | 华为技术有限公司 | Method for network server to support multiple examples based on two layre tunnel protocol |
| CN101461198A (en) * | 2006-06-05 | 2009-06-17 | 日立通讯技术株式会社 | Relay network system and terminal adapter |
| CN102104525A (en) * | 2011-03-16 | 2011-06-22 | 华为技术有限公司 | Media gateway equipment and method for forwarding data frame |
| CN102447752A (en) * | 2012-02-09 | 2012-05-09 | 杭州华三通信技术有限公司 | Service access method, system and device based on layer2 tunnel protocol (L2TP) |
| CN102724767A (en) * | 2012-04-27 | 2012-10-10 | 杭州华三通信技术有限公司 | Virtual private network access method and device for mobile user |
| CN102938732A (en) * | 2012-11-08 | 2013-02-20 | 浙江宇视科技有限公司 | Method and device for improving double-tunnel reliability |
| CN103747116A (en) * | 2014-01-24 | 2014-04-23 | 杭州华三通信技术有限公司 | Business access method and device based on Layer 2 Tunneling Protocol (L2TP) |
| CN109600292A (en) * | 2018-12-24 | 2019-04-09 | 安徽皖通邮电股份有限公司 | A kind of LAC router initiates the method and system of L2TP Tunnel connection from dialing |
Non-Patent Citations (1)
| Title |
|---|
| Communication Between Remote LANs Based on L2TP;Zhengyi Liu;2018 IEEE 9th International Conference on Software Engineering and Service Science (ICSESS);20190310;全文 * |
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