[55749] in North American Network Operators' Group

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RE: VoIP QOS best practices

daemon@ATHENA.MIT.EDU (Charles Youse)
Mon Feb 10 14:15:06 2003

Date: Mon, 10 Feb 2003 13:41:30 -0500
From: "Charles  Youse" <cyouse@register.com>
To: "Alec H. Peterson" <ahp@hilander.com>
Cc: <nanog@nanog.org>
Errors-To: owner-nanog-outgoing@merit.edu


Speaking of codecs, what are the primary variables one uses when =
choosing a codec?  I imagine this is some function of how much bandwidth =
you want to use versus how much CPU to encode the voice stream.

C.

-----Original Message-----
From: Alec H. Peterson [mailto:ahp@hilander.com]
Sent: Monday, February 10, 2003 1:40 PM
To: Bill Woodcock; Charles Youse
Cc: nanog@nanog.org
Subject: RE: VoIP QOS best practices


--On Monday, February 10, 2003 10:19 -0800 Bill Woodcock <woody@pch.net> =

wrote:

>
> It works fine on 64k connections, okay on many 9600bps connections.  =
T1 is
> way more than is necessary.

I'd say that largely depends on which codec you are using and how many=20
simultaneous calls you will have going.

Alec

--
Alec H. Peterson -- ahp@hilander.com
Chief Technology Officer
Catbird Networks, http://www.catbird.com

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