SFP validation failed on Nexus
If you come across to an issue like this you are about to fix before that you think. After plug in SFP (1 gig copper) on a SFP+ port i got an error saying “SFP validation failed”. N3K# sh int e1/45 Ethernet1/45 is down (SFP validation failed) Dedicated Interface Hardware: 100/1000/10000/40000 Ethernet, address: 00d7.8fa9.34b4 (bia … Read more