I. OpenVPN installation Environment Server-Side environmentRedhat, kernel version: 2.4.20-31.9, IP for 70.8.7.6Kernel need to support Tun devices and need to load iptables modules. Check to see if Tun is installed: Code:root@a [/]# Modinfo TunFileName:/LIB/MODULES/2.4.20-31.9/KERNEL/DRIVERS/NET/TUN.ODescriptionAuthorLicense: "GPL" If there is no modinfo command, just look for it and see if there are any tun.o files in kernel: Code:Find-name TUN.O./lib
The Ubuntu version is 13.04LTS, and the default network-manager is used. Related reading: Ubuntu OpenVPN client configuration tutorial:
Ubuntu 13.04 LTS uses the default network-manager.
Related reading:
Ubuntu OpenVPN client conf
Environment company Intranet One CentOS 6.6 Server A, the network card eth0 intranet ip:192.168.8.60, the company public network IP is 116.228 12.88, uses the router's DMZ function to map the public net to the intranet server A (namely Intranet ip:192.168.8.60).
1, install OpenVPN on the server. Because there are no OpenVPN packages in the default CentOS software source, you can yum install
OpenVPN introduction:OpenVPN can run on most common system platforms and is a VPN solution based on SSL/TLS. OpenVPN can implement layer-2 and layer-3 links based on the TAP/TUN virtual device driver, and provides industry-level encryption based on SSL/TLS, and implements all the features of most common VPN solutions. However, there are not many VPN hardware vendors that integrate
One, OpenVPN server-side configuration file details
################################################## Example of a server-side configuration file for OpenVPN 2.0 for multiple clients## This file is used for multi-client ## OpenVPN also supports stand-alone ## This configuration supports Windows or LINUX/BSD systems. Also, on Windows, remember to enclose the pat
1.Case Demand Analysis
This case uses the RHEL5 and Windows XP system environment to establish a secure ssl vpn connection 8.2 for two remote LAN and remote network management workstations across insecure Internet networks ).
The gateway servers of Beijing headquarters and Shanghai Branch both use the RHEL5 system. OpenVPN must be configured separately to connect two remote LAN LAN1 and lan2. In addition, the network management workstation located on
Download and install openvpn:Use flashget or any other method to download the openvpn installation package and install it. Remember to select the easy-RSA script,The bat script used to manage the CA.Http://openvpn.se/files/install_packages/openvpn-2.0.5-gui-1.0.3-install.exeAfter installation, easy-RSA is in the c: \ Program Files \ openvpn \ directory.Start conf
Several weeks ago, Canonical released Ubuntu14.04LTS. The new operating system has undergone great changes, but some problems still need to be solved, such as the openVPN import function. If you have used a VPN connection on Ubuntu, you should know that to achieve the VPN connection label: UbuntuOpenVPN
A few weeks ago, Canonical released the Ubuntu 14.04 LTS
Use MYSQL to store OpenVPN authentication information OpenVPN
BitsCN.com
Use MYSQL to store OpenVPN verification information to install OPenVPN 1. install MYSQL [root @ localhost ~] # Tar mysql-5.1.57.tar.gz zxvf [root @ localhost ~] # Cd mysql-5.1.57 [root @ localhost mysql-5.1.57] #. /configure-prefix =/usr/local/mys
1 openvpn OverviewVPN replaces expensive leased lines to implement a virtual network on the open Internet. The virtual network itself provides security protection for data on an insecure real network.Openvpn implements a flexible VPN. openvpn has the following advantages compared with the IPsec-based VPN implemented by modifying the Protocol Stack:1. openvpn does
OpenVPN: OpenVPN can run on most common system platforms. it is a VPN solution based on SSL/TLS. OpenVPN can implement link between Layer 2 and Layer 3 based on the TAP/TUN virtual device driver, provide industry-level encryption function based on SSL/TLS, and implement most common VPN solutions... "/>
OpenVPN can run
In windows, use openvpn in linux to log on to the Intranet of the remote server, and use linuxopenvpn.
Requirement: in some environments with strict network requirements, we are unable to remotely access the company's Intranet in a remote location, which brings us great inconvenience. However, we can achieve it easily through openvpn, next we will introduce it.
Note: This experiment is performed when the fi
Use openvpn in linux to log on to the Intranet of the remote server
Requirement: in some environments with strict network requirements, we are unable to remotely access the company's Intranet in a remote location, which brings us great inconvenience. However, we can achieve it easily through openvpn, next we will introduce it.
1. Network Environment:
Company openvpn
Install Openvpn in CentOS
Principle:
The core technology of OpenVpn is virtual Nic, followed by SSL protocol implementation. Here we will introduce the virtual nic and its Working Mechanism in OpenVpn:
A virtual Nic is a driver software implemented by using underlying network programming technology. After installation, an Eni appears on the host and can be config
OpenVPN is another VPN software package different from PPTP and L2TP. it is based on ssl vpn. The use of OpenVPN requires client support. Here the system is CentOS6.2. I. check the environment required by OpenVPN. OpenVPN requires support from TUN devices and nat module support from iptables. 1. check the TUN module: m
Centos6.4 quickly build an openvpn server based on user name and password authentication
Today, VPN applications are widely used. I have previously written a blog on PPTPD. The link is http://cyr5425blog.51cto.com/714067/4101788.
The home has recently changed a new broadband. You cannot use the company's PptpdVPN. the dialing status remains at the step of verifying the user name and password. Baidu and Google did not solve this problem. This seems to
IPSecVPN and OpenVPN-IPSec are talking about OpenVPN and other SSLVPN over the IPSec protocol, as a result, IPSec gradually fades out of sight and becomes a dedicated VPN for core networks and ultra-high-end devices. Www.2cto.com if you want to develop a VPN product, OpenVPN is like the pull personnel standing outside the bainahui Mall in different regions, attra
You need to turn on SSH to connect your cloud server as root or user using sudo to access SSH connections. This guide assumes that users use sudo access. But you can take things using roots only by stripping "sudo" from the start of each command. If you are running Linux or Mac on your system, you can use the SSH terminal program. If you are using Windows, you can use putty to login to SSH. Once the terminal is open, assuming you are using the LINUX/MAC system, you can login to enter the followi
# Automatically generated openvpn client Config File
# Generated on Wed Aug 22 09:20:40 2012 by Ubuntu
# Note: This config file contains inline private keys
# And therefore shoshould be kept confidential!
# Note: This configuration is user-locked to the username below
# Ovpn_access_server_username = openvpn
# Define the profile name of this special configuration
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