Code:
iptables -A INPUT -p tcp/udp* --dport 34975 -j ACCEPT
& if you are not sitting at this box; (this box is a firewall box) then..
Code:
iptables -A FORWARD -p tcp/udp* -i eth<device-connected-to-net> -o eth<device-to-lan> --dport 34975 -j ACCEPT
iptables -A FORWARD -i eth<device-to-lan> -o eth<device-connected-to-net> -s <your-lan-ip> -j ACCEPT
*you got to pick one out of tcp/udp for port 34975