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How to quickly see which ports goes up / down via cli - and also see the connected MAC from the Client

How to quickly see which ports goes up / down via cli - and also see the connected MAC from the Client

frankygth
New Contributor III

Is there a quick way to see the connected MAC Adress via cli? Also is there a way to see quickly which ports goes up / down. I need to change VLAN’s on selected Ports, and I will discover the clients a) by just switching network down / up - since this is a stacked 48/48 Ports Switch it would be good to only filter by recent changes in up/down. Is this possible. 

  1. I would also be able to see the connected MAC Adress, so I could verify if it is the right port.

I would like to do this via cli. I need to put selected Clients in a different Vlans...

Thank You very much

1 ACCEPTED SOLUTION

Stefan_K_
Valued Contributor

Is there any way to search for an MAC Adress on the switch (cli)?

 

yes

show fdb <mac>

 

View solution in original post

6 REPLIES 6

frankygth
New Contributor III

perfect, thank you 😉

Stefan_K_
Valued Contributor

Not directly, but you can simply grep it.

show fdb | grep 00:08:5d


Best regards
Stefan

frankygth
New Contributor III

Is there any way to search for an MAC Adress on the switch (cli)?

 

yes

show fdb <mac>

 

you just made my day 😉 Thank You very much. The last question would be, is there a sort of Wildcard within searching, or do I have to put the whole Mac Adress?

Stefan_K_
Valued Contributor

Is there any way to search for an MAC Adress on the switch (cli)?

 

yes

show fdb <mac>

 

GTM-P2G8KFN