The full name of VPN is "Virtual Private Network", which is translated as "Virtual Private Network ". As the name suggests, we can regard a virtual private network as an internal private line of an enterprise. It can establish a proprietary communication line between two or more enterprise intranets connected to the Internet in different places through special encrypted communication protocols, it is like setting up a leased line, but it does not need
If you need to work at home, you must connect the VPN to the company's network. Yesterday, we finally installed Windows 7 on the company's machine (Lenovo ThinkPad t61). VPN is also essential. So I found the Cisco VPN Client 5.0.0.4.0300 on the Internet to prepare for installation. When the problem arises, the system prompts "internal error: 2738" during the inst
1. First configure the wired connection in the VPN configuration.
2. perform the following operations:Sudo gedit/etc/Network/interfaces
Auto LoIface lo Inet loopbackAuto eth0Iface eth0 Inet staticAddress xxxxNetmask xxxxGateway xxxx
Sudo gedit/etc/resolv. confNameserver 10.10.0.21
ThenSudo/etc/init. d/networking restart
Last
Sudo VPN-Connect
3. Install the VPN
In Centos6, configure the pptpd service to set up a VPN because Google .com is frequently used to search for and watch Youtube videos. In addition, there are many friends on Facebook, therefore, I bought zenVPS in the United States to build the PPTP service for VPN. The kernel in CentOS6 has included MP... in Centos 6, configure the pptpd service to set up a VPN
Article title: Deployment of vpn (pptpd) under Centos. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
I. InstallationThe most convenient installation of pptpd under centos 5 is to download the rpm package pptpd-1.3.4-1.rhel5.1.i386.rpm, and then directly execute rpm? Ivh pptpd-1.3.4-1.rhel5.1.i386.rpm. Fortunately
Industry: RetailFunction: VPN, NetworkSupplier: Shenzhen sailan Technology Co., Ltd.Solution text:
Status Quo and requirementsWith the rapid development of enterprise business, the number of branches, chain stores, franchise stores, and other remote branches in different regions has also increased, and information exchange has become increasingly frequent. With the implementation of enterprise business (POS) systems, important business data, financi
VPN (Virtual Private Network) is an extension of a Private Network. It can simulate a point-to-point Private connection through a shared Internet or public Network connection, send data between a local computer and a remote computer. It has good confidentiality and is not subject to authorization, so that both parties can establish a free and secure point-to-point connection. The following describes how to quickly build a
Configure the VPN proxy server in CentOSI use CentOS 6.4 Here. The configurations of other linux versions are basically the same.1. Check whether the PPP and TUN devices of the VPS are correctly installed. The code is as follows:Copy code Ls/dev/pppLs/dev/net/tun# OrCat/dev/pppCat/dev/net/tun If the message "No such file or directory" or "No such device or address" is displayed, it indicates that it is not installed. Generally
After using the router, the LAN computer can access the Internet normally, but cannot connect to the VPN. As follows:
To troubleshoot this problem, follow these instructions:
Remove the router, the computer is connected to broadband VPN dial-up, if a stand-alone network VPN connection is not successful, it is recommended to contact the
First, create a VPN network
1) Build Host
Install Sunflower client on computer, login and open VPN module with Oray account (click to register)
Note: Please install the Sunflower client separately on each VPN member host and log in with the same account
Then login to the Sunflower Management interface, the device list has been automati
Many people ask me how to implement IPSec VPN technology, and I've done a case to show you how to configure a router-based IPSec VPN.
Due to work needs, the company's Nanjing office and the Shanghai office to establish a VPN connection. Nanjing Office Network settings: Intranet IP 10.1.1.0/24, extranet IP 202.102.1.5/24, Shanghai office network settings: Intrane
PPTP VPN I believe a lot of friends have heard, today I would like to introduce you to CentOS 6.4 to install PPTP and configure the Debian GNOME desktop VPN Client Connection example, I hope that the following will help you.
The following is based on the Linode VPS Centos 6.4 Install PPTP service, remember that the Linode VPS is Xen virtual, so please see the environment configuration clearly.
Fast inst
Some users find that their Macs are not on foreign websites, such as Youtube,twitter. How can this problem be solved? Now small make up and everyone share under, how to let their Mac log on the foreign site method.
To set the method:
First, open network in System Preferences
New VPN network connection, type Select "PPTP", service name can be customized to fill in
After building a
divided into the following steps in the process of establishing a VPN:
First, the data encapsulation, so that can not communicate with each other LAN through the export of IP address packaging to achieve off-site Lan-lan communication.
The security protocol is then used to encrypt the data and convert the plaintext into ciphertext.
Next to the data authentication, using encryption algorithm to send the message characteristics of the encryption gen
1. Should I use MPLS (Multiprotocol label switching) VPN?
For many business network needs, the answer is absolutely certain. The transition to MPLS is well underway.
Take a look at this data. MPLS VPN has been gobbling up the market for frame Relay for years, according to data from market research firm Vertical Systems Group. In the next 18 months, the number of new MPLS
New ways of intrusion into the system can be accessed through VPN
VPN has become more and more widely used. Some people use it to bypass the review system, some use it to access websites prohibited by the State, and some use it as the privacy protection layer.
There are usually two reasons for using VPN in our work: Access Vulnerability exploitation toolkit or
Bgp mpls/VPN Network Technology BGP protocol has been well known for a long time. Its powerful routing policy tool capabilities and its storage and routing performance go beyond any internal gateway protocol of the image model, therefore, it exists as a "bridge" between autonomous systems. before that, there was an EGP protocol, and few people knew it, because it was not widely used, and it is not used by the US military now, but there are not many po
A Brief Analysis of Dynamic Multi-Point VPN using IPSec tunnel for secure data transmission over the Internet is the main solution for communication between Headquarters and branches of the company. Its commercial value will not be mentioned here, and it will take a long time to find a document. The IPSec network topology can be a star structure (hub-and-spoke) or a mesh structure (full mesh ). In practical applications, data traffic is mainly distrib
Zhan Bo Juniper) SRX is relatively simple to establish a VPN site, and NAT is also simple to use. What I want to talk about is the joint application between them. Requirements: Local A and local B establish A VPN site connection, A remote place C through the leased line to the local, the remote only to the local A route, and cannot add A route. Remote C is required to access
Pptp vpn Server in CentOS6 Architecture
For more information, see http://www.178-go.com/archives/vpn-on-centos-vps.html. There are also many articles about installation and configuration on the Internet, which are also detailed. It is not difficult to configure according to steps. Because my application scenarios are a little different from those described in these articles, the server for configuring the
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