# Allow OpenVPN
iptables -A INPUT -p udp -m state --state NEW -m udp --dport 1194 -j ACCEPT
iptables -A FORWARD -s 192.168.88.0/24 -j ACCEPT
iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
# iptables -t nat -A POSTROUTING -s 192.168.88.0/24 -o venet0:0 -j MASQUERADE
# in OpenVZ/VServers you may need the following instead the lane above
iptables -t nat -A POSTROUTING -s 192.168.88.0/24 -j SNAT --to-source 198.50.149.196