openvpn centos

Check system environment [Root@ss-usa-odo01 ~]# Cat/etc/redhat-release CentOS Linux release 7.0.1406 (Core) [Root@ss-usa-odo01 ~]# DF-HP FileSystem Size Used Avail use% mounted on /DEV/PLOOP12288P1 30G 484M 28G 2%/ Devtmpfs 256M 0 256M 0%/dev Tmpfs 256M 0 256M 0%/dev/shm Tmpfs 256M 88K 256M 1%/run Tmpfs 256M 0 256M 0%/sys/fs/cgroup [Root@ss-usa-odo01 ~]# Cat/dev/net/tun Cat:/dev/net/tun:file Descriptor in [root@ss-usa-o

Build an OpenVPN service environment using CentOS I will not say much about the purpose of the OpenVPN environment, because friends who see this information should understand and need to use this tutorial. This tutorial has been prepared by @ qingliu for several hours. After multiple reinstallation drills, you can install and use it. The VPS environment is based

Deploy OpenVPN Server on CentOS 6 References:Https://www.digitalocean.com/community/tutorials/how-to-setup-and-configure-an-openvpn-server-on-centos-6Http://www.unixmen.com/setup-openvpn-server-client-centos-6-5/Http://docs.ucloud

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,

[Centos] install openvpn server (easy-rsa3)VPN is widely used in office and fan wall fields. We may use it in small office networks recently. Learn it first.The vpn server must have a public ip address, which can be used by clients in multiple environments.ConceptPKI: Public Key Infrastructure CA: core of Certificate Authority pkiCentos6.6 in virtual machine environmentNic eth0 Link encap:Ethernet HWa

Today, I saw someone in the group talking about openvpn. I just had a holiday at home, so I just studied it. I used the openvpn client when I was a little white two years ago when I was in the old unit and connected to the headquarters OA. I felt that the project should be usable in the future, SOgoogle has a lot of pieces of information on the Internet, and it has been around for a long time. according to

Openvpn construction in CentOS, centosopenvpn OpenVPN is a VPN software based on tunnel encryption. The following describes how to install OpenVPN in CentOS 6.5: Setenforce 0yum install-y openssl-devel lzorpm-ivh http://mirrors.sohu.com/fedora-epel/6/x86_64/epel-release-6-8

Build openvpn based on user password authentication on CentOS 6.6 x64 I. Deployment For more information about the deployment, see my previous article. Here we will simply modify the previous article. Http://www.centoscn.com/image-text/config/2015/0717/5874.html Ii. Modification # Vim/etc/openvpn/server. conf Add the following lines of data at the end of the co

Key points and precautions for building openvpn for general enterprises in the centos Environment Briefly describe the enterprise environment. the ISP is connected to the Firewall of China-made hillstone network. The public IP address is 58. x. The firewall directly connects to the Huawei layer-3 Switch (core). The firewall's intranet interface IP address is 192.168.199.254, and the Management IP address of

VPN is a virtual private network, is provided to the enterprise or between the individual and the company security data transmission between the tunnel, OpenVPN is the Linux open source VPN leader, provides the good performance and the friendly user GUI, uses the OpenSSL library encryption and the authentication function. Supports UDP and TCP protocols and provides two kinds of virtual network interfaces: Tun/tap mode. The following is the installatio

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

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 CentOS6.4.I. Check the environment required by OpenVPNOpenVPN requires support from TUN devices and the nat module of iptables.1. Check the TUN module:Modinfo tunShown as follows: If an error is reported, the TUN device is not supported. 2. In OpenVZ VP

Code [Root@vpnserver ~]# ntpdate time.nist.gov[Root@vpnserver ~]# Mkdir/byrd/tools-p[Root@vpnserver ~]# Mkdir/byrd/service[Root@vpnserver ~]# cd/byrd/tools/[Root@vpnserver tools]# wget http://www.oberhumer.com/opensource/lzo/download/lzo-2.06.tar.gz #lzo压缩模块[Root@vpnserver tools]# tar zxf lzo-2.06.tar.gz[Root@vpnserver tools]# CD lzo-2.06[Root@vpnserver lzo-2.06]#./configure[Root@vpnserver lzo-2.06]# make make install[Root@vpnserver lzo-2.06]# echo $?0[Root@vpnserver lzo-2.06]# CD ...[Root@vpn

Install OpenVPN in CentOS 7 The command is very simple, but there seems to be no information on the Internet, only the information below RHEL6. Directly paste the command: 12345 Cd ~ Wget http://swupdate.openvpn.org/as/openvpn-as-2.0.10-CentOS7.x86_64.rpmrpm-Uvh openvpn-as-2.0.10-CentOS7.x86_64.rpmovpn-init

Use OPENVPN to implement Intranet mutual access between two locations (1) master server configurationMaster Server Configuration Functions to be implemented: Shenzhen:Master VPN Server: dns.dog.comInternet ip-eth1: 192.168.68.71Intranet ip-eth0: 10.1.1.254Guangzhou:VPN Server: lvs1.dog.comInternet ip-eth1: 192.168.68.73Intranet ip-eth0: 10.1.2.1Clients outside China:192.168.68.79Shenzhen-Guangzhou tunnel uses virtual IP addresses 10.8.0.1 and 10.8.0.

Installation and configuration of a OpenVPN client 1. To the OpenVPN official website http://openvpn.net Download the OpenVPN GUI, the client version should be consistent with the server version. 2. Install OpenVPN GUI, the default installation path under C:\Program Files\openvpn