Mailinglist Archive: opensuse (2407 mails)

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Re: Re(2): [SLE] Port Connection Question
  • From: jbarnett@xxxxxxxxxxxxxxxx (Jack Barnett)
  • Date: Thu, 10 Aug 2000 13:44:50 -0500
  • Message-id: <001201c002fb$125178f0$153046c6@xxxxxxx>



> Can you send me your sendmail.conf configuration???
>
> just for because, i need to configure my system for not accept telnet to
> port 25 :)
>
> regards,
>

Sorry but I don't have it on me at the moment. If you installed from source
you can recreate a config file by this:

#!/bin/sh

cd /SOMEDIR/sendmail-8.11.0/cf/cf/
m4 /SOMEDIR/sendmail-8.11.0/cf/m4/cf.m4 config.mc > config.cf
cp /etc/mail/sendmail.cf /etc/mail/sendmail.cf.back
cp ./config.cf /etc/mail/config.cf
exit()

Where SOMEDIR is wherever you untared the sendmail source at (probably your
home directory or /tmp)

http://www.sendmail.org/m4/intro.html

What are you having problems configuring?

Also did you get your connection problem worked out? I don't think your
sendmail.cf file has any relation to your telnet connection refused to port
25. Look in "/etc/inetd.conf" does sendmail have something like
"/usr/sbin/tcpd" in that line? If so, it is going to be a tcpwrappers
problem.

Jack

>
> jbarnett@xxxxxxxxxxxxxxxx escribe:
> >
> >
> >> Hi all. I've run into a problem with Sendmail on my 6.3 box. The box
> >won't
> >> let me telnet into port 25 from any other box. I don't know if this is
> >a
> >> Sendmail problem, or something else. I can telnet in normally, but if
I
> >try
> >> port 25 from anywhere else it gets a connection refused. The Sendmail
> >> daemon is running, it reports that it is accepting connections on port
> >25.
> >> I've uncomments the like from the inetd.conf to allow it to be run
> >there.
> >> Does anyone have any idea what else to try?
> >>
> >> Thanks,
> >> Lee
> >>
> >
> >Do you have it running under tcp wrappers?
> >
> >You might want to consider running it as a stand alone daemon, this way
it
> >doesn't have to keep respawning for each email that is coming in. The
bad
> >thing about running it as a stand alone daemon means that anyone can
> >connection to your mail server (but not nessically relay though it), but
> >has
> >better performance.
> >
> >http://www.sendmail.org/faq/section2.html#2.15
>
>
> _________________________________
> Atte,
> Roberto Poblete / email: roberto@xxxxxxxx
> fono: 6403943 / Fax: 6403990
> Orion 2000
> Servicios Profesionales en Seguridad Informática
>
>
>


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