[nsp] Bandwidth Cap Question

sthaug at nethelp.no sthaug at nethelp.no
Fri Mar 28 08:16:38 EST 2003

> 	I have a 6500 running in native mode, and I'm
> wondering whats the best way to cap VLANs or specific
> subnets. I've tried setting up Qos Policers for 1Mbps
> but it did not work well at all, and was only able to
> do a few kB/s. TAC told me its because of TCP and
> theres no way around it.

If you're trying to limit bandwidth on *output*, the current 6500
hardware (Sup2/PFC2) simply cannot do it. Has nothing do to with 
TCP and everything to do with the hardware implementation.

Fortunately, newer Sups are on their way...

Steinar Haug, Nethelp consulting, sthaug at nethelp.no

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