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Re: Iptables config



> Hi - i have just installed an mailserver with postfix and wu-imap/pop3
> now i just want to have iptables running. I am no iptables guro, i just
> want to close all exept from ssh(port 22), pop3(port 110) and
> imap(port143). Is there and easy way to do this. ????

>Sure it is easy...
>iptables -P INPUT DROP
>iptables -I INPUT -p tcp -s 0/0 --dport $port -i $dev -j DROP

>where dev is your interface , and port is your port (last rule have to be
>written thre times , each one for every port)

It's not necessary to write this line three times, try to use this:

iptables -A INPUT -p tcp -m multiport -s 0/0 --dport 25,110,22 -i $dev -j
ACCEPT

Just one line ;)
[]'s
Henrique



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