RE: opening a port..

["Dharmendra.T" <dharmu@nsecure.net>]

On Thu, 2003-01-09 at 08:11, mdew wrote:
> On Thu, 2003-01-09 at 03:24, Rob Sterenborg wrote:
> > > ok, telnet from another machine to the router.
> > > 
> > > telnet 10.0.0.6 4662
> > > Trying 10.0.0.6...
> > > telnet: Unable to connect to remote host: Connection refused
> > > 
> > > what "service" should I be running? I simply want 4662 open both ways.
> > 
> > # netstat -an|grep 4662
> > should tell you if your box is listening at all on port 4662.
> > 
> > If you run eDonkey server on the firewall box, open port in the INPUT
> > chain.
> > If your eDonkey server is *behind* the firewall, open the port in the
> > FORWARD chain, and add a DNAT rule in the nat table -> PREROUTING chain.
> 
> the edonkey server is behind the firewall
> 
> 210.54.175.12--->eth0 (Router) 10.0.0.6(eth1)--->10.0.0.x
> 
> iptables -t nat -A PREROUTING -p tcp -i eth0 -d 210.54.175.12 --dport 4662 -j DNAT --to 10.0.0.6:4662
> 

This should work without the last rule.

iptables -A FORWARD -p tcp -i eth0 -d 10.0.0.6 --dport 4662 -j ACCEPT
> 
> like that?
> 
> 
> 
-- 
Dharmendra.T
Linux Enthu