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No idea what mactab is, but maybe it solves it for me, but being able to go from interface name back to a rack full of heterogeneous PCI cards and go “yep it should be this port” was a wildly useful feature.
I feel like there should be automatic alias creation for simply interface names though.
I’m super excited to see SLES more in the US government space with RGS. RedHat was my goto champion of FOSS in public sector but since they have gone less Libre/FOSS SUSE is last big commercial Linux company still going commuting to FOSS.