[Eug-lug] Help with a Comcast test?

[Mike Cherba]

Try:
http://noc.greatplains.net/measurement/iperf.php
if you need a public Iperf server.  I haven't used it in a while, but
the page look like it is still there.
		-Mike


On Wed, 2007-07-11 at 10:59 -0700, Bob Carlson wrote:
> Our Comcast internet connection seems to be very spotty. Our VOIP
> quality goes in and out and my wife’s VPN connection gets dropped
> multiple times per day. I’ve swapped routers and that didn’t help.
> When you call Comcast they do a test of 50 pings and then say it looks
> fine to us.
> 
>  
> 
> I need to do real test of the QOS I’m getting. The best tool I have
> found seems to be iperf, which runs on Linux or Windows. I want to set
> up a simulated voip call for at least an hour and get detailed
> statistics about packet loss, jitter, and so on.
> 
>  
> 
> What I need is another machine somewhere that can be the other side of
> the test. It needs to have a known good quality connection with a
> generous up and down bandwidth. Anyone interested? Even better, does
> anyone know of an iperf server on the net somewhere?
> 
>  
> 
> An alternate way of doing this would be to set up a real voip call
> with Wireshark sniffing both ends of the conversation. Wireshark can
> do a detailed analysis of the packet stream.
> 
>  
> 
> Cheers, Bob
> Eugene OR - Tucson AZ
> 
> 
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-- 
Mike Cherba
mike.cherba at caviumnetworks.com
desk phone: 541-684-3820
cell phone: 541-914-2188