Hi Harald, i use iptables 1.2.8 , & i have to give a static nat for three different ip in my internal network with 3 different external IPs for example 172.16.0.134 --> mapped to 210.x.x.2 172.16.0.138 --> mapped to 210.x.x.3 172.16.0.139 --> mapped to 210.x.x.4, i added the following in PREROUTING iptables -t nat -A PREROUTING -d 210.x.x.2 -j DNAT --to-destination 172.16.0.134, similarly for other 2 also.. when i tried this , i was not able to reach the internal ip. Inside segment 172.16.0.0/24--eth1 outside ip address 202.x.x.212--eth0 Please Help ME ! ! ! . Thanks in advance Regards Natraj.E SIFY LTD., Tidal Park Chennai Ph : 91-44- Mobile: 98402-65831 -- ______________________________________________ http://www.india.com Now with POP3/SMTP access for only US$14.95/yr Powered by Outblaze