Yes, RFC 1812 is where this is discussed. IIRC, the author notes that all of
the router manufacturers complained that trying to use time rather than hops
was impractical if not impossible from their perspective.

Chuck

""Howard C. Berkowitz""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> >AFAIK, the TTL gets decremented by one by a router as it passes it on (if
> >it's held under one second), or by the number of seconds it was held if
it
> >is held over one second.  I agree that anything more than 1000ms of delay
> >seems outrageous for a single hop these days, but I don't know of
anything
> >that has changed that "rule" that both you and I describe.
> >
> >Mike W.
>
> This is off the top of my head, but I think the changing of the rule
> to decrementing the hop count is in RFC 1812. TTL for fragment
> reassembly is a little different.




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