sendmail problem

[Don Dupy]

I stand corrected, I was wrong
Guess I'm not much help if I give out bad advice


Don Dupy
Systems Administrator
Maxxrad PC Services
http://www.maxxrad.net
email: fedora at maxxrad.net

On Sat, 12 Jun 2004, Craig White wrote:

> On Sat, 2004-06-12 at 10:15, Don Dupy wrote:
> > make sure you have your client pc in your /etc/mail/access file.
> > mine looks like so.......
> >
> > # Check the /usr/share/doc/sendmail/README.cf file for a description
> > # of the format of this file. (search for access_db in that file)
> > # The /usr/share/doc/sendmail/README.cf is part of the sendmail-doc
> > # package.
> > #
> > # by default we allow relaying from localhost...
> > localhost.localdomain           RELAY
> > localhost                       RELAY
> > 127.0.0.1                       RELAY
> > 192.168.0                       RELAY   <client IP addresses>
> >
> > then do a m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf
> >
> > then /etc/init.d/sendmail restart
>
> > On Sat, 12 Jun 2004, Michael Sullivan wrote:
> >
> > > OK.  I can access access port 110, but when I try to send mail from this
> > > address to michael at espersunited.com (my primary email address under my
> > > domain) the mail gets returned with this error:
> > >
> > > Each of the following recipients was rejected by a remote mail server.
> > > The reasons given by the server are included to help you determine why
> > > each recipient was rejected.
> > >
> > >     Recipient: <michael at espersunited.com>
> > >     Reason:    5.7.1 <michael at espersunited.com>... Relaying denied.
> > > Proper authentication required.
> > >
> > > Also, whenever I try to send email from michael at espersunited.com I get
> > > this error:
> > >
> > > Unable to authenticate to SMTP server.
> > > Bad authentication response from server.
> > >
> > >
> > > Please enter the SMTP password for michael at smtp.espersunited.com
> > >
> > > I changed the password in the text box to the password I use on the
> > > client PC, but it won't accept it.  Mail worked just fine on my server
> > > PC (until it went down due to hardware problems), which was running
> > > RH9.  I made nightly backups of the /etc directory on the server PC.
> > > Then I backed up /etc/mail on my client PC (which runs Fedora Core 1)
> > > and extracted the server PC's backed up /etc/mail files into my client's
> > > /etc/mail.  What am I doing wrong?  Can anyone help me with this?
> ----
> I hate to reply to top posted replies...
>
> I don't think authentication works out of the box on sendmail.
>
> I think you can remove the comments (dnl at the start) of the following
> lines from /etc/mail/sendmail.mc
> dnl TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
> dnl define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5
> LOGIN PLAIN')dnl
>
> or you can tell your mail clients not to use authentication (used to be
> the default configuration for mail clients but I have noticed recent
> versions of Netscape default to on)
>
> It is up to you to determine which mechanisms are appropriate and how to
> configure them - there is a lot of documentation on sendmail -
> especially authentication methods.
>
> if you edit sendmail.mc file, all you should need to do after that is to
> issue
> make -C /etc/mail
> to get the changes implemented
>
> Craig
>
>
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