[96398] in North American Network Operators' Group

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Re: barak-online.net icmp performance vs. traceroute/tcptraceroute,

daemon@ATHENA.MIT.EDU (Joe Maimon)
Mon May 7 21:48:01 2007

Date: Mon, 07 May 2007 21:45:37 -0400
From: Joe Maimon <jmaimon@ttec.com>
To: "'nanog'" <nanog@merit.edu>
In-Reply-To: <463FD50B.1020808@ttec.com>
Errors-To: owner-nanog@merit.edu




Joe Maimon wrote:

> 
>
> This is obviously not best effort. Best guess would be "managed 
> bandwidth" differentiated by ip ranges and that the "change" was a 
> different pool assignment.
> 
> I suspect the stellar icmp echo performance is also intentional.

Or it could just be some QOS policing/shaping.

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