Netgear router RVP614

i have a router and port forwarding to my server (IP 192.168.0.1)port 80 for web and 20 for ftp and 5631 to 5632 to pc anywhere..all is not working..why?? my firmware now is (4.12 RC9 Feb 07 2003). My WAN ip is let say 20.160.7.2

Internal is no problem
i tried http://20.160.7.2, ftp://20.160.7.2,, all not working.
Any other settings??