[clug] Re: Determining availability of a remote machine

Michael Still mikal at stillhq.com
Wed Apr 9 13:15:12 EST 2003

On Wed, 9 Apr 2003, Robert Edwards wrote:

> On Fri, 4 Apr 2003 06:53 pm, Michael Still wrote:
> ...
> > Note again, that ICMP sits at the IP layer, which is beneath UDP and TCP.


> Actually, as a Computer Networks lecturer, I should pedantically step in here
> and point out that ICMP does NOT "sit" at the IP layer and that ICMP is not a
> "lower level protocol" than TCP or UDP.

True[1], I stand tweaked [2].


[1]: Despite the lack of footnotes.
[2]: That's what I was trying to say, so I refuse to admit I have been


Michael Still (mikal at stillhq.com) | Stage 1: Steal underpants
http://www.stillhq.com            | Stage 2: ????
UTC + 10                          | Stage 3: Profit

More information about the linux mailing list