[nsp] 2000 ATM PVCs on Cisco 7200

[Brian Wallingford]

On Sun, 23 May 2004, Denny Reiter wrote:

:> Are you using the PA-A3 or PA-A6 card?
:
:PA-A3
:
:Even though it says it will handle 4,095 VCs, funny things start
:to happen when we exceed 3,900 or so.  The majority of these are
:RBE, with some management VCs and PPPOE thrown in.
:
:We have another location that has an NPE-G1 and two OC3s with 3,714
:and 2,643 VCs on them.  Needless to say, I like that one better :)
:CPU on the NPE-G1 averages about 38% and the NPE-300 stays around
:70-75%.

That may be where your problem lies.  In my experience, all series of
sub-gig NPE behave unpredictably when cpu spikes over 90% on a regular
basis.  I'd expect that if your average is 70-75, you're seeing spikes of
100% quite often.

hth,
brian