root bridge

Can anyone help me with how to figure out a root bige of a vlan? for instance, which switch is the root bridge of a vlanx? which show command can reveal the answer of this question?

Enow

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Mrock4

Try

show spanning-tree

nice343

show spanning-tree root

If you have multiple Vlans, spanning tree will elect a root bridege for every vlan.

This is known as

PVST

per vlan Spanning tree

mikej412

Here's a previous thread with some command output
http://www.techexams.net/forums/viewtopic.php?t=27958

Enow

Enow wrote:

Can anyone help me with how to figure out a root bige of a vlan? for instance, which switch is the root bridge of a vlanx? which show command can reveal the answer of this question?

Enow

thanks all, it really helped and i appreciate your help.
thanks again.

enow

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