Re: opening a port..

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

On Wed, 2003-01-08 at 18:22, mdew wrote:
> On Thu, 2003-01-09 at 01:33, Dharmendra.T wrote:
> > 
> > 
> > On Wed, 2003-01-08 at 17:42, mdew wrote:
> > > 
> > > Hi,
> > > Just *testing* this out..
> > > 
> > > iptables -A INPUT -i eth0 -p tcp --dport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth0 -p udp --dport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth1 -p udp --dport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth1 -p tcp --dport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth1 -p tcp --sport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth1 -p udp --sport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth0 -p udp --sport 4662 -j ACCEPT
> > > iptables -A INPUT -i eth0 -p tcp --sport 4662 -j ACCEPT
> > > 
> > > iptables -A FORWARD -o eth0 -p tcp --dport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth1 -p tcp --dport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth1 -p udp --dport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth0 -p udp --dport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth0 -p udp --sport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth1 -p udp --sport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth1 -p tcp --sport 4662 -j ACCEPT
> > > iptables -A FORWARD -o eth0 -p tcp --sport 4662 -j ACCEPT
> > > 
> > > yet, when i try to telnet to it,
> > > 
> > > mdew:~# telnet 127.0.0.1 4662
> > > Trying 127.0.0.1...
> > > telnet: Unable to connect to remote host: Connection refused
> > > 
> > > Yeah I know I have lots of unnessary rules, but im only testing 'em...it
> > > just seems a little strange that i cant see 4662 (Edonkey port) on the
> > > router.
> > > 
> > > -mdew
> > > 
> > > 
> > Note:
> > telnet 127.0.0.1 port
> > 
> >  This will not go through any of the interfaces(eth*). You should allow
> > this through -i lo.
> > 
> > Here some how you are getting connected and you are getting the response
> > connection refused. Probably you are not running the service on the
> > router!.
> > 
> > -- 
> > Dharmendra.T
> > Linux Enthu
> > 
> 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.
> 
> -mdew
> 
Install nc and run
 
#nc -l -p 4662

And then try to connect. Some service should be running on the port else
you will get the same error message.

-- 
Dharmendra.T
Linux Enthu