Port 25 not open

Jim Levie jim at ENTROPHY-FREE.NET
Thu Nov 21 18:15:53 GMT 2002

On Thu, 2002-11-21 at 09:43, James Pifer wrote:
> We're installing a new server to use in production. I wrote a short list
> of steps to install it the exact same way my test servers were setup.
> Everything went fine, except port 25 is not open. (it's open on the
> firewall settings, just doesn't show up in a port scan and of course we
> can't send any mail to it).
Go look at /etc/mail/sendmail.mc, towards the bottom of the file. It
clearly states there that sendmail will only listen on the localhost IP,
for security considerations on a workstation, unless the DAEMON_OPTIONS
line is commented out and a new sendmail.cf is built. The is also
documented in the Release Notes for RedHat 7.x & later.
The instructions said to use Windows 98 or better, so I installed RedHat
   Jim Levie                                 email:
jim at entrophy-free.net

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