[c-nsp] netflow

[r.sahney]

Perhaps, my testings have shown in most of the situations , voip has
done better with netflow rather using process switching, i go with
brian there.

Raja


On Mon, 21 Feb 2005 11:44:16 -0600, Brian Feeny <signal at shreve.net> wrote:
> 
> 
> Netf.ow does not create too much traffic really, but it does consume
> memory
> and it does cause a pretty steady flow of traffic from the router.  Its
> probably
> screwing with the delays on your VoIP traffic.  If you put some basic
> QoS in place
> on the 1750 then that will probably make your voice problems go away.
> 12.3 may
> even support the Auto-QoS stuff which is a real nice way to give you
> something to
> start off with, especially on an edge device like a 1750.
> 
> Brian
> 
> 
> On Feb 21, 2005, at 11:27 AM, Steve Postma wrote:
> 
> > I have 15 or 16 cisco 1750's that I am running netflow on with no
> > problems. However, 1 router has VOIP running through it and netflow
> > seems to be causing weird things to happen. I imagine the greater
> > traffic load to be the culprit. The IP phone's are unable to sync up
> > correctly unless I drop netflows from the interface. Would increasing
> > the cache size be a possible workaround? I am running 12.3-1a with
> > 48/16
> > megs memory. Any advice is appreciated.
> >
> >
> >
> >                              ________________________________________
> >
> > Steve Postma
> > Systems Administrator
> >
> > 781-994-1200
> > spostma at travizon.com <mailto:spostma at travizon.com>
> >
> > Travizon, Inc.  |  Working to Bring People Together
> > http://www.travizon.com <http://www.travizon.com/>
> >
> >
> >
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> >
> ------------------------------------------------------------------------
> ------
> Brian Feeny, CCIE #8036, CISSP          e: signal at shreve.net
> Network Engineer                                p: 318.213.4709
> ShreveNet Inc.                                  f: 318.221.6612
> 
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