Interesting that you brought this up - I used this as a reference last
last semester.
http://www.cise.ufl.edu/~sgchen/papers/icdcs2004.pdf
Brett
On Mon, 14 Mar 2005 14:08:14 -0600 (CST), "-ray" <ray@ops.selu.edu>
said:
> On Mon, 14 Mar 2005, John Souvestre wrote:
>
> > But when you ping out from the inside, many are seeing packet loss past that
> > router, at the same time as that router looses them. The obvious conclusion
> > is that this router is dropping not only local packets but also pass through
> > packets. This is totally unacceptable.
>
> It is possible they are rate-limiting ICMP for both forwarded and local
> packets. Unfortunately ICMP has become less useful than it once was for
> network troubleshooting... we have Windows worms to thank for this.
>
> There is an app out there called "tcpping" that will "ping" an IP using
> tcp SYN packets on any open port to measure latency. You might give that
> a shot also.
>
> ray
> --
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> Ray DeJean http://www.r-a-y.org
> Systems Engineer Southeastern Louisiana University
> IBM Certified Specialist AIX Administration, AIX Support
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
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Received on 03/14/05
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