North American Network Operators Group|
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Re: ICMP Blocking Woes
> AFAIK, it's been that way since Win95. I recall a certain > vendor's dodgy ISDN router * * * on Windows traceroute, but > working fine under *ix... for whatever reason, said router didn't > like the ICMP traceroute, but returned unreachables in response > to UDP when TTL expired. > > > Eddy Wasn't this based upon the premise that gear should not return ICMP errors as a result of ICMP packet input as a precaution against error loops? ie said dodgy router did the _right_ thing?