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I am uploading a topology diagram here. I believe I have the answer already, but I am confused as to what I was seeing. During a switch replacement, I know it looks sloppy but this is not the end result. Switch B has loopguad enabled globally. it shu...
Thanks andresfr! That part of the answer: a VLAN SVI will go down if no access ports mapped to the VLAN are up/up , and if there are no trunk interfaces allowing that VLAN up/up.
there were no access ports going to vlan 37 at all on that switch. ...
Thanks Tom, Even 4 years Later you were right! For anyone looking for the answer, stop here.
switchport default-vlan tagged
this is the command you are looking for. Makes vlan1 tagged for that interface you want to use a different VLAN on. com...
