[rbridge] IS-IS per VLAN ?
touch at ISI.EDU
Mon Sep 26 08:07:53 PDT 2005
Harald Tveit Alvestrand wrote:
> --On søndag, september 25, 2005 12:22:00 -0700 Joe Touch <touch at ISI.EDU>
>>End nodes. I would expect bridges to be 1/5 of that number, roughly.
> ah - then the numbers are much more compatible!
> But that 1/5 number..... Why?
My guess. No reason, no computational logic. Just an estimate.
> When I'm in big buildings, I usually see these fat bundles of Cat5 running
> from the panels in the offices to a central switching closet somewhere -
> 10, 100 or even 1000 ports off the same switch.
> In an 100:1 scenario, a 1000-end-node L2 network would have 10 bridges; in
> a 5:1 scenario, it would have 200 bridges. That makes an obvious difference
> to how far we have to make sure TRILL scales.
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