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Re: simple iptables rules


i thing that this should do the trick, for you

iptables -F
iptables -P INPUT DROP
iptables -A INPUT -s -j ACCEPT
iptables -A INPUT -i "ppp0 or -s external_ip" -m state --state  ESTABLISHED,RELATED -j ACCEPT

all packages related with sended packages should be accepted.

Tiago Fernandes

On Wed, 8 Oct 2003 20:38:53 +1000
Renai <rlem6983@mail.usyd.edu.au> wrote:

> hey ppl,
> setting up some simple iptables rules for a debian unstable box behind an adsl 
> router. At the moment I have this:
> iptables -t filter -P INPUT DROP
> iptables -t filter -A INPUT -s -j ACCEPT
> but this seems to block all network packets coming into my box. What am I 
> doing wrong?
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