You can use Patch O Matic module 5.4 irc-conntrack-nat patch This patch by Harald Welte <laforge@xxxxxxxxxxxx> allows DCC to work though NAT and connection tracking. By default, this module will track IRC connection on port 6667. But you can change this for another port with the `ports=xx' argument. http://www.netfilter.org/documentation/HOWTO//netfilter-extensions-HOWTO-5.html#ss5.4 Regards, Sp0oKeR On 8/29/05, Lars Nielsen <lars@xxxxxxxxxx> wrote: > Hey > > I have the following setup: > > LAN 192.168.1.0/24 > Linux box with iptables > eth0 192.168.1.1 > eth1 ext_ip > internet > > I use the following to allow internal clients to access the internet. > iptables -t nat -A POSTROUTING -o eth1 -s 192.168.1.0/24 -d 0/0 -j > MASQUERADE > > Which rules should i use to allow DCC to and from an internal Mirc > client on ip 192.168.1.2 > > I hope you can help me! ;o) > > Best regards Lars Nielsen > > >