[c-nsp] SAA and Jitter Measurements

[Eric Helm]

John Neiberger wrote:
> I'm trying to determine a relatively inexpensive way to do some VoIP
> performance testing on our network in anticipation of rolling out an IP
> telephony solution. We're very confident that everything's going to be
> just fine but I'd really like to see the numbers, if you know what I
> mean.
> 
> I'm playing around with the SAA jitter measurements but I'm not sure I
> understand the output as completely as I should, and I'd prefer to graph
> performance over time. Is there an inexpensive tool available that can
> pull the SAA info from the router and then produce output in a more
> helpful format, perhaps including some graphs?
> 
> I don't really want to pay for this because it's just going to be
> temporary. If we roll out a VoIP solution then chances are we're going
> to spend the bucks for a more extensive monitoring solution. I just need
> something to do some testing on my own ahead of time.
> 
> Any thoughts?
> 
> Many thanks,
> John


John,
Check out cacti (www.cacti.net), and the folowing templates to use with 
SAA (http://forums.cacti.net/about4136.html).
It works quite nicely for free.

/Eric