Push-peer-info - pushing options to Android clients

This recipe is a continuation of the previous recipe. When integrating mobile clients into an existing OpenVPN setup, it is often necessary to treat these mobile clients differently from the regular OpenVPN clients. In some cases, it will be necessary to redirect all traffic for mobile clients over the VPN tunnel or a different encryption scheme needs to be used to optimize the OpenVPN app on the Android device. In this recipe, we will demonstrate how to push an option to an Android client, while leaving the options for all other clients unchanged.

Getting ready

Set up the client and server certificates using the first recipe from Chapter 2, Client-server IP-only Networks. For this recipe, the server computer was running CentOS 6 Linux and OpenVPN 2.4. The client device was running Android 4.2 and OpenVPN for Android version 0.6.57. Keep the configuration file, basic-udp-server.conf, from the Server-side routing recipe in...