[Eug-lug] Help with a Comcast test?

[Ben Barrett]

Have you already run mtr (multi-traceroute) tests?  mtr is r0x0r.  :)
I assume you're running your own VoIP, not Comcast's own phone,
which runs sideband and gets routed by them...?

ben


On 7/11/07, Mike Cherba <mike.cherba at caviumnetworks.com> wrote:
>
> 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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> > euglug at euglug.org
> > http://www.euglug.org/mailman/listinfo/euglug
> --
> Mike Cherba
> mike.cherba at caviumnetworks.com
> desk phone: 541-684-3820
> cell phone: 541-914-2188
> _______________________________________________
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>
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