OVPN Roadwarrior in to main server of a OVPN N2N site unable to ping client side of N2N

I have a N2N OVPN setup between to offices. Site 1 server mode Site 2 client mode. I RW into site 1 and am unable to ping site 2. Followed a setup from here wiki.ipfire.org - Traverse Net-to-Net VPN from Road Warrior and still unable to get it to work. Any idea of what I could be doing wrong?