| Lelio Fulgenzi 2006-09-11, 1:11 pm |
| Do you know if this is written down anywhere? We are writing up specs for our remote sites and I'd like to include a reference where possible.
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Lelio Fulgenzi, B.A.
Senior Analyst (CCS) * university of Guelph * Guelph, Ontario N1G 2W1
(519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
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"I can eat fifty eggs." "Nobody can eat fifty eggs."
----- Original Message -----
From: John Neiberger
To: Lelio Fulgenzi
Cc: cisco-voip@puck.nether.net
Sent: Monday, September 11, 2006 11:06 AM
Subject: Re: [cisco-voip] requirements for WAN link with centralized deployment
> Just wondering if there are posted requirements for WAN links with
> centralized deployments. I know that I've read somewhere about "if you want
> to have a offsite subscriber you have to have Xms with X delay, etc. etc.
> etc." just wondering if there is something similar when you are hanging a
> phone on the other end and it is talking to other phones and subscribers.
>
> I recall a small app you could run on a router that would do some tests.
The phones aren't a big deal. As long as your one-way delay isn't over
150 ms or so, you should be fine. As I recall, the maximum
*round-trip* delay over a WAN for a subscriber is 40 ms, which is
pretty stringent.
John
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