OpenVPN Routing from Server to Client

There’s a lot of guides about how to use OpenVPN to push arbitrary routes (usually to defeat geolocking) from an OpenVPN client to a server.  However, my requirements are actually backwards.  I need to be able to push routes from my server to a client (since the ‘server’ is my home router).  This requires a different rule set from normal.

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OpenVPN – Unidentified Network issue

Discovered a little wrinkle in Windows 7’s Network Identification feature.  If you’re pushing an OpenVPN tunnel to a machine and not substituting the default gateway (because, for example, you want a split tunnel) with the VPN’s gateway, then Windows just consistently won’t identify the network, which means you’re stuck with the “Public” firewall profile.

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NAT issues with VOIP ATA

Well, my VOIP ATA has been working just fine for the past few weeks.  Except for yesterday.  My ADSL modem lost sync and therefore gained a new external IP address, and there the problems started.  From that point on, my ATA could not register with my SIP provider.  I even rebooted the ATA, and it made no difference.

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