[K12OSN] OT...but I need help with postfix
Doug Gough
dgough at papcs.com
Fri Jun 18 21:19:00 UTC 2004
Thank you SO much :-)
I vaguely remembered something about that, but couldn't, for the life of
me, remember where to look.
It is working perfectly now.
Doug Gough
> -----Original Message-----
> From: k12osn-bounces at redhat.com
> [mailto:k12osn-bounces at redhat.com] On Behalf Of Terrell Prude', Jr.
> Sent: June 18, 2004 1:28 PM
> To: Support list for opensource software in schools.
> Subject: Re: [K12OSN] OT...but I need help with postfix
>
>
> Ah...then perhaps it's the "inet_interfaces" setting. Check
> out what's
> in your main.cf (mine's in /etc/postfix/) and see if that parameter's
> there. It may be that there's a "default" setting in there
> that doesn't
> correspond to the IP address your server actually uses. It
> might be set
> for "localhost" only, which will allow only localhost (127.0.0.1) to
> connect to Postfix. This is what OpenBSD does with its sendmail
> configuration to keep intruders out, and I think Red Hat's sendmail
> config is similar; at least, it was back in the day.
>
> --TP
>
> Doug Gough wrote:
>
> >Postfix is running, and I can send messages internally. As
> well, I can
> >send messages from this server to other domains on the
> internet. Port
> >25 is open on the firewall, but there is no port 25 listed
> when I do a
> >portscan with Nmap from the server itself. In otherwords, I
> log on to
> >the server locally, and use Nmap to portscan the server's address
> >(192.168.1.230). There simply seems to be no port 25 on my system. I
> >don't know how to add it or enable it or whatever.
> >
> >Thanks,
> >
> >Doug Gough
> >
> >
> >
> >>-----Original Message-----
> >>From: k12osn-bounces at redhat.com
> >>[mailto:k12osn-bounces at redhat.com] On Behalf Of Terrell Prude', Jr.
> >>Sent: June 18, 2004 1:14 PM
> >>To: Support list for opensource software in schools.
> >>Subject: Re: [K12OSN] OT...but I need help with postfix
> >>
> >>
> >>Methinks you likely don't have Postfix started up. All SMTP
> >>daemons run
> >>on TCP 25 if they want to talk to anyone else. Check your process
> >>listing (ps ax) and see if you see something like this:
> >>
> >> 15765 ? S 5:03 /usr/libexec/postfix/master
> >>
> >>If you don't, then you need to start up Postfix ("man
> postfix" should
> >>give you what you need).
> >>
> >>--TP
> >>
> >>Doug Gough wrote:
> >>
> >>
> >>
> >>>I can't find any answer to this question anywhere else, so
> >>>
> >>>
> >>I'm hoping
> >>
> >>
> >>>someone here has some ideas. I run Mandrake 10 as a general purpose
> >>>server at my school. I've installed Postfix, and it won't
> >>>
> >>>
> >>receive mail
> >>>from outside. When I run Nmap, it tells me that there is
> no Port 25.
> >>
> >>
> >>>Port 25 is listed in /etc/services so what's going on? Port 25 is
> >>>opened on the firewall as well, but it's just not there on
> >>>
> >>>
> >>the system.
> >>
> >>
> >>>Thanks,
> >>>
> >>>Doug Gough
> >>>
> >>>
>
>
> _______________________________________________
> K12OSN mailing list
> K12OSN at redhat.com https://www.redhat.com/mailman/listinfo/k12osn
> For more info see <http://www.k12os.org>
>
More information about the K12OSN
mailing list