[c-nsp] How to improve C3750G switch uplink speed?

Jon Lewis jlewis at lewis.org
Fri May 22 17:05:48 EDT 2009


On Fri, 22 May 2009, Benny Amorsen wrote:

> Jonathan Brashear <Jonathan.Brashear at hq.speakeasy.net> writes:
>
>> As an aside, PVST can become an issue when you're scaling up into
>> dozens/hundreds of VLANs.
>
> The 3560/3750 series supports only 128 PVST instances. I discovered this
> the hard way.

I just went searching for this to find the limit for 3550s, and couldn't 
find it.  Anyone have a pointer to where in the docs cisco says how many 
rapid-pvst instances can be done on the 3550 and 6509?

----------------------------------------------------------------------
  Jon Lewis                   |  I route
  Senior Network Engineer     |  therefore you are
  Atlantic Net                |
_________ http://www.lewis.org/~jlewis/pgp for PGP public key_________


More information about the cisco-nsp mailing list