mail service with no mx (was - Re: Computer systems blamed for feeble hurricane response?)
Roy Badami
roy at gnomon.org.uk
Tue Sep 13 23:18:22 UTC 2005
william(at)elan> Could you elaborate on how firewall will
william(at)elan> determine if the connection is from mail server
william(at)elan> or from telnet on port 25?
Perhaps because most telnet clients will attempt telnet option
negotiation? If so one could avoid this by using a client such as
netcat...
-roy
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