[ntp:hackers] ACTS over VoIP... any ideas?

todd glassey todd.glassey at worldnet.att.net
Sat Jun 11 13:47:20 PDT 2005


Agreed - Old external sorters rock.

Todd

----- Original Message ----- 
From: "Tim Shoppa" <shoppa at trailing-edge.com>
To: <todd.glassey at att.net>; <stenn at www.ntp.org>; <paul at vix.com>
Cc: <hackers at ntp.org>
Sent: Friday, June 10, 2005 2:18 PM
Subject: Re: [ntp:hackers] ACTS over VoIP... any ideas?


> > ACTS is being changed by VoIP
> 
> All long-distance telecom has been switched-packet for a long time now.
> (Even more extreme for transatlatic/transpacific calls, but I doubt
> anyone would seriously use ACTS that way.)
> 
> > my biggest concern is that ACTS will become much less accurate
> 
> Routing has long depended on time of day, carrier and contract, etc.
> 
> I'm not saying that there should be no concerns or that the
> effects are negligible, I'm just saying that "non-VoIP" has been
> cumulating these effects for some time now (without much knowledge
> by the consumer).
> 
> And the switch from "non-smart" modems to "smart" modems (esp.
> error-correction layer and associated delays) caused its own, probably
> larger share of degradation too.  Where I work we still buy "non-smart"
> modems but they are always refurbed older units, the latest we
> see were made in the early 90's.
> 
> Tim.



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