GLBX ICMP rate limiting (was RE: Tier-1 without their own bac kbone?)

alex at yuriev.com alex at yuriev.com
Fri Aug 29 03:00:33 UTC 2003


> Once upon a time, Jack Bates <jbates at brightok.net> said:
> > Are people idiots or do they just not possess equipment capable of 
> > trashing 92 byte icmp traffic and letting the small amount of normal 
> > traffic through unhindered?
> 
> Well, when we used the policy routing example from the Cisco advisory to
> drop just 92 byte ICMP traffic, we had other random types of traffic
> dropped as well (possibly an IOS bug, but who knows).

It is cisco. There are no bugs. They are unknown features. When Cisco does
figure out what that those packets are, they will document it.

Alex




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