On 04/10/2017 05:17 PM, John R Pierce wrote: > On 4/10/2017 1:57 PM, m.roth at 5-cent.us wrote: >> In what universe are those "consistant" device names, as opposed to >> eth[0...]? And how could it help automated scripts that you can run on >> *any* system you're administering? > if I have a Intel gigE interface and a Marvell 10g interfaces, which one > is eth0 and why? > > Say its Intel on eth0 and Marvell on eth1, if I then add another intel, > is the Marvell now eth2 ? > > In my experience the new interface would be eth2, because the startup scripts create a mac binding to ethx name in the /etc/udev/rules.d/70-persistent-net.rules file, so even if the intel is probed before the marvel the scripts rename them to keep them in the original order. Steve