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Re: Cisco PPP DS-3 limitations - 42.9Mbpbs?
- From: Alex Rubenstein
- Date: Wed Feb 20 12:39:47 2002
30 second input rate 13039000 bits/sec, 8055 packets/sec
30 second output rate 45531000 bits/sec, 10021 packets/sec
Thats a pa-2t3+ on a flexwan in a 6509.
On Wed, 20 Feb 2002, Stephen J. Wilcox wrote:
> Hmm, reasonable explanation..
> presumably this can be improved (a little) with increased interface
> buffers.. ? and possibly non fifo queuing eg custom queuing in favour of
> TCP rathen than UDP/ICMP etc which wont have the backoffs
> On Wed, 20 Feb 2002, Randy Bush wrote:
> > > we run HDLC on DS3 and we max at about 40.something too
> > if you're using five min (or three min) samples, and you're seeing 70%,
> > peaks are likely much higher and some users' packets are being dropped.
> > by 80%, enough packets are being dropped that users are likely to see
> > the effects of exponential backoff. things do not improve above 80%.
> > randy
> Stephen J. Wilcox
> IP Services Manager, Opal Telecom
> Tel: 0161 222 2000
> Fax: 0161 222 2008
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