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From: Janina Sajka <janina@rednote.net>
To: "Speakup is a screen review system for Linux." <speakup@braille.uwo.ca>
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Also, Chuck, recognize that you can use nmap on any address. So, you can
run:

nmap -P0 [ip.address]

and see what ports are and aren't open on any machine. Might be handy
along with the traceroute results.