Using TCP for checking
barmar at alum.mit.edu
Wed Apr 8 17:36:33 UTC 2009
In article <grgd4o$1vnv$1 at sf1.isc.org>,
Ben Croswell <ben.croswell at gmail.com> wrote:
> My one caution on this would be you may run into false negatives with TCP if
> people have misconfigured firewalls.
> It's surprising the number of people out there that believe TCP is only for
You'll also run into it for any domains hosted by Akamai. Their custom
servers don't currently support TCP at all.
Barry Margolin, barmar at alum.mit.edu
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