On Sat 28 Nov 2015 at 12:37:12 -0800, David Christensen wrote: [...]
> I have installed Debian 8 amd64 onto a USB flash drive in i72600s with the > following tasks: > > SSH server > standard system utilities > > Very little additional software has been added. Installing to a USB flash drive does not differ from installing to a fixed hard disk. The same tootls would be used for trouble shooting. > The SSD seems to work correctly in both machines. > > The USB flash drive seems to work correctly in i72600s. This would indicate that what is in /e/n/i (you are using ifupdown?) is sensible. > But, Ethernet does not work when I put the USB flash drive in i72720qm. Check /e/n/i. Check the logs (journalctl) for what happens with eth0 (?) and DHCPDISCOVER. Try 'ifdown -v eth0' 'followed by 'ifup -v eth' > I'm trying to figure out why Ethernet does not work in i72720qm when using > the USB flash drive. > > My theory is that I'm missing software (device driver?) on the USB flash > drive that is required to make Ethernet work on i72720qm. Does the network get set up successfully from a netinst ISO on a USB stick?