icmp performance vs. traceroute/tcptraceroute, ssh, ipsec

Joe Maimon jmaimon at
Tue May 8 01:45:37 UTC 2007

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.

More information about the NANOG mailing list