Yup, that was it, forgot the port number after the IP. Works now, cheers. Sampsa On 26 Sep 2009, at 22:53, gerry77 at mail.com wrote: On Sat, 26 Sep 2009 22:43:14 +0100, you wrote: I'm setting up a VM that runs SIMH-VAX in a Gentoo VM and keep getting the following error message: Error opening device. The relevant part of my bridge.conf reads as follows: [bridge] local eth0 sampsa silverback.sampsa.com Any ideas? If I remember correctly, you must tell it a port number for any remote bridge or it will consider "silverback.sampsa.com" and such as a local device, which obviously does not exist. Try appending ":4711" or whatever at the end of the second line :) G.