[RndTbl] Problems with Shaw?

Gilles Detillieux grdetil at scrc.umanitoba.ca
Tue Aug 29 17:21:46 CDT 2006


Somewhat co-incidentally, I just read an interesting essay on the whole 
net neutrality debate, which gives a good explanation of the causes of 
jitter and network delays in general.  You can find it here:

     http://itpolicy.princeton.edu/pub/neutrality.pdf

Gilles

On Aug 25, Sean Walberg wrote:
> On 8/25/06, *Bill Reid* <billreid at shaw.ca> wrote:
> 
>     Of course pinging every sec does not simulate a RTP stream.
> 
> 
> This reminds me that I set up smokeping to watch for this type of stuff:
> 
> Here's a ping to my default route:
> 
> http://ertw.com/cgi-bin/smokeping.cgi?target=Gateway
> 
> And from home to work (probably going to go via Group Tel/Bell West)
> 
> http://ertw.com/cgi-bin/smokeping.cgi?target=Winnipeg 
> <http://ertw.com/cgi-bin/smokeping.cgi?target=Winnipeg>
> 
> A fair amount of jitter (represented by the "smoke"), and there is a 
> noticable difference in jitter in August (400 day graph of the Gateway 
> graph), even after the data has been averaged.
> 
> Sean

-- 
Gilles R. Detillieux              E-mail: <grdetil at scrc.umanitoba.ca>
Spinal Cord Research Centre       WWW:    http://www.scrc.umanitoba.ca/
Dept. Physiology, U. of Manitoba  Winnipeg, MB  R3E 3J7  (Canada)


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