On Wed, Mar 30, 2022, 2:15 PM Brian <a...@cityscape.co.uk> wrote: > On Wed 30 Mar 2022 at 14:39:33 -0400, Greg Wooledge wrote: > > > On Wed, Mar 30, 2022 at 07:18:07PM +0100, Brian wrote: > > > On Wed 30 Mar 2022 at 13:32:53 -0400, Greg Wooledge wrote: > > > > Yes. You've now seen direct evidence of the lie. I guess I won't > need > > > > to post links to the wiki articles that say the same thing you've > already > > > > observed. > > > > > > I would be interested in a couple of links to the same observations > > > as given by the OP. > > > > < > https://wiki.debian.org/NetworkInterfaceNames#Complications_and_corner_cases > > > > tries very hard to avoid mentioning the issue directly, but ultimately > > has this paragraph down near the bottom of the section: > > > > it turns out even after all this there are still reported cases of > > interfaces changing their name on a reboot. All that needs to happen > > is that some buggy BIOS (or some new, less buggy version of a driver > > module, or systemd's naming policy) changes its mind about some detail > > like whether or not your hardware counts as the kind that should have > > an ONBOARD name. There are even reports of devices changing their > > PCI-port numbering due to other hardware being installed. > > > > This links to > > <https://utcc.utoronto.ca/~cks/space/blog/linux/PCINamesNotStable> which > > goes into some detail. > > Thanks. Very informative. As the second link says: > > The resulting reality is that your PCI based names are only > stable if you change no hardware in the system. The moment > you change any hardware all bets are off for all hardware. > > This, plus your advice, could point the OP to a way forward. > > How hardare specific the claim is is not explored. > > > I'm sure there are many more pages like this one. > > > > > Recently, we have had a mail or two about iwd. It uses the kernel > > > interface wlan0, which broke my /e/n/i. In the end I went with the > > > flow on the basis that wlan0 is stable enough and changed /e/n/i > > > rather than fighting iwd. > > > > Wireless interfaces are not my strong suit. I don't have any advice > > for those. > > I only mentioned what I did bcause, om the whole, I am prepared to > accept interface renaming. The vast majority of users will not notice > that it has taken place. >
Does anyone here know how the BSD-derived "free" unices handle this situation? And how about free-ish Oracle/Solaris? And AIX running on Intel hard/firmware? -- > Brian. > >