Hello Everyone,   While I was viewing the mac address table I stumbled across the following: These are physical desktop machines with no virtual machines being hosted on them, and there are no Cisco IP phones used in the lab:   My question is: would ...

Dear Support Community.   I noticed the following log appears on one side of the link. the other switch has no such flapping recorded "C3750". The way they were set-up is that C3750 gets extended from C3550, only C3550 is alerting of the issue in the...

Dear Community,   Recently connected an extended C3750 from an existing C3550 switch. the C3750 has IPbase OS but is currently used as L2 Switch. after configuration and testing, my windows 7 machines Network Adapter shows no network connection and l...