Does anyone know a command that would show you which bridges are secondary
roots? Or do you just have to examine the priorities on each switch?

On Tue, Jul 27, 2010 at 10:09 AM, marc abel <[email protected]> wrote:

> I'm not entirely sure what you are asking but pvst is per vlan spanning
> tree so each vlan can have a different instance of spanning tree and
> therefor each vlan could have a different root bridge. Any single vlan
> should have only 1 root bridge and possibly a secondary root bridge.
>
> On Tue, Jul 27, 2010 at 9:57 AM, P♥Я♥Ä♥Ð♥Ĭ♥P <[email protected]> wrote:
>
>> Hi,
>>
>> i have single vlan like as vlan 3 and we are running pvst spanning tree. i
>> saw there is single vlan became root bridge for different swithces ?
>> if yes then please guide and suggest for the same or is this any issue?
>>
>> --
>> Thanks and Regards
>> Pradip S Patole
>>
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