iptables -t nat -A PREROUTING -p tcp -d 185.*.*.* --dport 61234-j DNAT --to-destination 192.168.10.100:3389
iptables -A FORWARD -p tcp --dport 3389 -j ACCEPT
PACKET IN
|
PREROUTING--[routing]-->--FORWARD-->--POSTROUTING-->--OUT
- nat (dst) | - filter - nat (src)
| |
| |
INPUT OUTPUT
- filter - nat (dst)
| - filter
| |
`----->-----[app]----->------'