>What happens if you just remove the ifcfg file for this >interface? What does Xen do with it? What if you have an >ifcfg file, but setup no IP address on it? Bear with me Ross, my Linux skills are new :) Won't CentOS create the ifcfg on the fly when it boots (I think thats what happens, I may have tried and I wont have acess to the box untill tonight). I will check into these points. >Of course you can pass the NIC through to the PVM which >I suspect is what you are thinking of doing. Yup, so I hoped to make that work (I imagine its most secure)! Somehting is wrong with the way I am blocking it, I don't what though yet! I tried to compile from source to make the menuconfig change and I cant make that work... Can you set the pciback option in the srpm's build routine somehow? I have no issues making the srpm. >There is shorewall which is in the repo. Or maybe smoothwall >can run inside a PVM? Thats good to know, I will check both out! Thanks! jlc