On Thu 28 Oct 2021 at 21:34:26 (-0400), Paul M. Foster wrote: > On 10/28/21 5:11 PM, Greg Wooledge wrote: > > On Thu, Oct 28, 2021 at 04:42:52PM -0400, Paul M. Foster wrote: > > > This is just an annoyance, but it really shouldn't happen. As my system is > > > rebooting, and all the startup chatter echos to the screen, I notice that > > > OpenSMTPd fails to start. Once I'm logged in, I can start it manually with > > > no problem. When I look at the failure mode, it appears that it thinks the > > > "eno1" interface isn't functioning, so it can't monitor that interface. > > Are you bringing up eno1 with /etc/network/interfaces? If so, make > > sure it's marked as "auto", not as "allow-hotplug". > > Well, that's interesting. Here is my /etc/network/interfaces: > > === > source /etc/network/interfaces.d/* > # The loopback network interface > auto lo > iface lo inet loopback > === > > There's nothing in /etc/network/interfaces.d/ . This is a stock Debian > 11 install, so whatever's in this file hasn't been messed with. No > mention of eno1. However, it DOES come up. Any clues?
Perhaps look at your logs and dmesg; and post how your networking is intended to come up. Cheers, David.