[strongSwan] VPN not routing traffic, how to troubleshoot?

[Fred]

On 10/03/2015 22:49, Aaron Roquena wrote:
> My point to point VPN suddenly stopped pushing packets through the VPN
> from other servers on the LAN. I can telnet to the other side from the
> strongswan server, but the web servers can't.

A diagram would help but if you're saying you can get to the other side 
of the VPN with telnet but not web traffic then this would seem to 
indicate a firewalling issue rather than routing/VPN issue.