Once you log in, you can see the administrative interface, complete with some useful at-a-glance stats on the landing page: You will be taken to the OpenVPN Access Server's EULA, which you will have to agree to if you wish to continue:

Use the username openvpn and the password you set for this user: You will be presented with the admin login page. Press ENTER to accept the default values of the remaining prompts.Īfter reconfiguring, you should be able to access the web interface after accepting the SSL certificate in your browser. This will ensure that the access server is available in spite of a bind error in the OpenVPN installer. In the next prompt, select (1) all interfaces: 0.0.0.0 to bind to all interfaces. Next, accept the license agreement and press ENTER to mark this as the primary server. You can verify this by typing:ĭelete the current configuration by typing DELETE at the prompt.

Note: If you are unable to connect to the web interface, there's a chance that OpenVPN is bound to the wrong network interface. We can click on the 'Proceed anyway' button or whatever similar option you have. All that this is telling us is that OpenVPN is using a self-signed SSL certificate, which is not trusted by default by our browser. You will get a warning that the site's SSL certificates are not trusted: The server operates using TLS, so we will need to specify the https protocol.įor our initial interaction, we actually want to go to the administrative interface, which is the same, except ending with /admin: We can access our VPN portal by going to our server's IP address or domain name, at port 943. The rest of the guide will focus on configuring options through the web interface. Now, the command line configuration steps are complete. On your CentOS VPS, download the package with curl -O (that's the letter 'o' not a zero) followed by the URL you copied from the page. Select the 'copy link address' item or whatever option is closest. Right click on the package that matches your version of CentOS and your machine's architecture. We can obtain the OpenVPN Access Server package for CentOS from the project's website. In this guide, we'll install and configure the OpenVPN Access Server on a CentOS 6.5 VPS instance. It provides the underlying VPN instance, a web interface for managing the suite, and a client that can be used within a web browser. The OpenVPN Access Server is a solution built on top of traditional OpenVPN that is used as a complete portal for managing connections, users, and interfaces. OpenVPN is a popular implementation that works on Linux, Windows, and Mac operating systems and can be utilized to create complex, encrypted networks between physically dispersed servers. VPN, or virtual private network, is a secure method of connecting remote internet resources together as if they were under the same LAN.

How to install openvpn access server