Hello Pascal, I have rechecked my setup and the file in /etc/network/ip-up.d/ was NOT executable. Thanks for your help Michelle On Fri, Apr 24, 2009 at 11:11:31AM +0200, Pascal Hambourg wrote: > Hello, > > Michelle Konzack a écrit : >> >> No IPT rules. > > It seems that your internal network uses private addresses, so > masquerading/SNAT is required. > > iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE