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Re: icmp: type-#69



On Sun, Sep 15, 2002 at 02:47:38PM +0200, Lupe Christoph wrote:
> On Sunday, 2002-09-15 at 13:03:42 +0100, Tim Haynes wrote:
Hello
> 
> > You're right, ICMP type 69 is pretty darn' invalid - a quick `ipchains -h
> > icmp' makes it obvious that the highest valid ICMP type is 18.
> 
> According to http://www.cotse.com/icmptypes.html, the highest used ICMP
> type code is 40. RFC1700 lists code up to 36.
> 
> Maybe somebody is using type 69 in some product, without registering at
> the IANA?
Once i heard about project of internet worm comunicating through odd ICMP
packets. This seems to be quite strange, but after all this is a good and
relativly discrete communicating channel...

Sorry if i'm totaly wrong ... ;)

> Lupe Christoph

-- 
Michael "carstein" Melewski	 |	"One day, he said, in a taped segment	
carstein@poznan.linux.org.pl 	 |	 that suggested chemical interrogation,
mobile:	502 545 913		 |	 everything had gone gray."
gpg: carstein.c.pl/carstein.txt	 |	 -- Corto , 'Neuromancer'

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