Most of the questions asked on the OpenVPN e-mail lists and user forums are actually routing questions. Setting up a VPN connection is one thing, but integrating it into your existing network is quite another. To a novice, the difficult part is to see where OpenVPN stops and where routing begins. This section is intended as a step-by-step guide to troubleshoot routing issues in a fairly basic OpenVPN setup.
Consider the following network plan: