When you say "it locks up" what its the real situation? have you sniffed with ethereal/sniffit or another sniffer to see where i how the traffic goes or doesnt go? Hello Dennis, Tuesday, February 17, 2004, 6:36:25 AM, you wrote: DM> Hi all.. DM> Maybe one of you's will be able to help me out.. at the moment i have been DM> having really strange situations with a IBM PC running- DM> Ram - 256Meg DM> P3 - 450 DM> Debian Unstable/Testing - using kernel 2.4.24 DM> I have a intel 536EP based modem, which when eva nat is enabled on this box DM> after about 12 hours it seems to lock up... this machine is a firewall / DM> router which is configured with 3 networks... DM> 1 - ADSL - DLINK 300+ DM> 2 - DMZ DM> 3 - LocalNet DM> I have checked the logs and nothing. DM> Any help would be a big help DM> regards, DM> Dennis -- Best regards, Alexis mailto:alexis@xxxxxxxxxxxx