comcast blocking smtp25

[me at mattgillen.net (Matthew Gillen)]

Dave Peters wrote:
> I just setup sendmail on my home linux box and I know
> comcast is blocking smtp 25.
What makes you say that?  I'm running a mail server with no problem (I'm
using Comcast).

> What's the option or what I need to do so I can send
> mail from my linux box?
Make sure the
DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl
is commented out from /etc/mail/sendmail.cf, otherwise your sendmail
will not accept connections from outside.

--Matt