[c-nsp] 1Gig->10Gig port-channel migration

Pete Templin petelists at templin.org
Fri Oct 14 12:44:12 EDT 2011


On 10/13/11 10:24 AM, Phil Mayers wrote:
> On 13/10/11 16:03, Tim Durack wrote:

>> Next best idea is to migrate the 1Gig port-channel to Po2, and create
>> a new Po1 with 10Gig links (I would like to maintain Po1 as the pop
>> backbone.)

Use this opportunity to determine the STP impact.  Move links one at a 
time, and see how much impact you have.

> I would just do this, then let STP choose the higher bandwidth link.

I'd also suggest 'spann pathcost method long' to have better granularity 
on your link costs.

pt



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