1. go to your monowall-webinterface
2. select
"NAT" under Firewall section
3. press the
"+" icon in the lower right corner
4. select the correct
"Protocol"5. enter the correct
"External port range"6. enter the IP of the PC you forward the ports to in
"NAT IP"7. if you entered a port range befor then leave
"Local port" as it is
8. enter a meaningfull description
9. tick the
"Auto-add a firewall rule to permit traffic through this NAT rule" checkbox
10. press
"save"