On Monday, 16 February 2026 15:21:52 Greenwich Mean Time [email protected] wrote: > Hi there. So, I have been using 6.1.141 kernel from gentoo sources > and that was working and then I updated to 6.6.119 and my ethernet > device names have changed. Under 6.1.x and many kernels before that, > the names were things like eno1, etc. but after the upgrade without > any config changes my ethernet devices changed to eth0 and eth1 which > of course broke everything. So, what have I broke here? > > I definitely made no config changes! > > Thanks in advance for any suggestions.
I'm on 6.12.x here and can't recall any changes in the naming of NICs by the kernel for a while now. Have a quick read here: https://wiki.gentoo.org/wiki/Handbook:X86/Networking/ Advanced#Variable_names_and_values At least it should help you configuring your interfaces in an agreeable naming fashion.
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