[c-nsp] Maximum spannig tree instances

Jon Lewis jlewis at lewis.org
Tue Jul 14 14:52:23 EDT 2009


On Tue, 14 Jul 2009, Geoffrey Pendery wrote:

> Yes.  We've verified this.
> A trunk port carrying only VLAN 30, or even an access port carrying
> only VLAN 30.
> VLAN 30 is in instance 2.  You go into config mode and add VLAN 50 to
> instance 2 (or remove it from instance 2)
> The port, be it access or trunk, goes to blocking, learning, forwarding.

Well...screw that.  That would mean only making MST changes during 
maintenance windows.  I guess it's time to turn off VTP and stick with 
pvst.

----------------------------------------------------------------------
  Jon Lewis                   |  I route
  Senior Network Engineer     |  therefore you are
  Atlantic Net                |
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