Başarılı konu, teşekkürler.
sysctl net.ipv4.ip_forward=1
iptables -t nat -A PREROUTING -p udp --dport 2215 -j DNAT --to-destination xxx
iptables -t nat -A POSTROUTING -j MASQUERADEsysctl net.ipv4.ip_forward=1
iptables -t nat -A PREROUTING -p udp --dport 3131 -j DNAT --to-destination xxx
iptables -t nat -A POSTROUTING -j MASQUERADE