

You should see a "TAP-Windows Adapter" with a name like "Local Area Connection 3". On XP Go to Start -> Control Panel -> Network Connections. Manual configuration of the TAP-Windows adapter

OpenVPN 2.3_alpha1 and earlier devcon.exe was called tapinstall.exe.For details on devcon.exe usage look at Microsoft's Devcon.exe documentation. Two wrapper scripts, addtap.bat and deltapall.bat are also available in the same directory. OpenVPN installers come bundled with a command-line tool called \bin\devcon.exe for managing the TAP-driver. Unless you sign them yourself, you need to extract drivers from an existing OpenVPN installer. If you need to run OpenVPN on Windows Vista/7 64-bit you have to use signed TAP drivers.

cat: contains cryptographic signature for the actual drivers The OpenVPN's Windows TAP-drivers consists of four files for each platform (32/64-bit): Extracting TAP-drivers from OpenVPN installers.Installing and uninstalling TAP-drivers.Manual configuration of the TAP-Windows adapter.
