[c-nsp] stp on me3600 on efp's with locally connected older switch

Nick Hilliard nick at foobar.org
Mon Jan 28 05:29:06 EST 2013


On 28/01/2013 08:53, Gert Doering wrote:
> The pure number of VLANs is not the real deciding factor either - having
> 1000 VLANs on a single port each is less burden than 100 VLANs, but all
> of them on 50 trunk ports.   (I could see a router vendor having a limit
> there, like "your number of active STP port-vlans must not exceed 100.000"
> or such, but "128 vlan limit" is just silly^W product marketing)

there's no 128 vlan limit - it's a spanning tree topology limit of 128
instances for pvrst.  If you need more than 128 different topologies in a
your network, your network would probably benefit from a redesign.  And if
you want to use all 4094 vlans on your 3560, there's no problem doing so.

Nick




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