[LUNI] sendmail configuration question

Mike Scott luni at pyewacket.org
Tue Nov 13 16:02:10 CST 2007


Agreed.  I am building a new server (probably Ubuntu Server LTS).
Also, this server is not exposed to the 'net and is only accessed via
SSL through a VPN appliance.
I'll look at postfix when I get home.  Thanks.

- Mike Scott

> -------- Original Message --------
> Subject: Re: [LUNI] sendmail configuration question
> From: "Samir Faci" <sfaci at cs.uic.edu>
> Date: Tue, November 13, 2007 3:21 pm
> To: "Linux Users Of Northern Illinois - Technical Discussion"
> <luni at luni.org>
> 
> 
> I'd also suggest simply upgrading.  RHL 7.3 is bound to have a ridiculous
> list of vulnerabilities by now.  ditto on the postfix.  I never really tried
> to get sendmail to working, but from everything I've heard it's a sadistic
> exercise anyways.
> 
> --
> Samir
> 
> On 11/13/07, Seva Epsteyn <seva at sevatech.com> wrote:
> >
> > Mike,
> >
> > One more thing, you can install postfix for RHL 7.3 from
> > http://freshrpms.net if that makes things easier and you don't have a
> > complex existing sendmail setup.
> >
> > -Seva
> >
> > On Tue, 13 Nov 2007, Seva Epsteyn wrote:
> >
> > > Mike,
> > >
> > > I would imagine your ISP requires SMTP AUTH or POP3 login before
> > allowing
> > > you to send mail?  But you can try this if you want:
> > >
> > > 1. Install (or verify that it's installed) sendmail-cf
> > >
> > >  apt-get install sendmail-cf
> > > or
> > >  yum install sendmail-cf
> > > assuming you have apt-get or yum setup.
> > >
> > > 2. Edit /etc/mail/sendmail.mc:
> > >
> > >  dnl # Uncomment and edit the following line if your outgoing mail needs
> > to
> > >  dnl # be sent out through an external mail server:
> > >  dnl #
> > >  dnl define(`SMART_HOST',`smtp.your.provider')
> > >
> > > Remove dnl (delete to newline) from the define and add your SMTP server.
> > >
> > > 3. make -C /etc/mail
> > >
> > > 4. service sendmail restart
> > >
> > > Do you know exactly what is triggering the spam mark?  I am going to
> > guess
> > > that a) above is not going to work w/out SMTP AUTH of some sort and b)
> > if
> > > it does it's not going to help because the mail is getting marked as
> > spam
> > > for a different reason (like IP doesn't resolve?)
> > >
> > > You can also try setting MAILTO="your at email.address" in the crontab,
> > > perhaps the spam check doesn't like that To: is root at random.host vs your
> > > actual email address?
> > >
> > > -Seva
> > >
> > > On Tue, 13 Nov 2007, Mike Scott wrote:
> > >
> > > > I have an old 'Hat 7.3 server that reports the status of various
> > > > cronjobs by sending me email (I alias the root account to my main
> > email
> > > > account).  The problem is that I am having trouble getting email
> > through
> > > > due to spam filtering.
> > > >
> > > > I was wondering if it would help if I use my ISPs email server
> > > > (smtp.mail.wowway.com) as an MX relay.
> > > > I would even be willing to change the from address to be my WOW
> > mailbox.
> > > > The trouble is I don't know enough about the sendmail setup to do this
> > > > with comfort.
> > > > Can somebody point me to the strings I need to set in the sendmail
> > > > config file.
> > > >
> > > > - Mike Scott
> > > >
> > > >
> > > >
> > >
> > --
> > Linux Users Of Northern Illinois - Technical Discussion
> > http://luni.org/mailman/listinfo/luni
> >
> -- 
> Linux Users Of Northern Illinois - Technical Discussion 
> http://luni.org/mailman/listinfo/luni



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