Tim Jones wrote:
> 
> I've just built and installed QMail 1.03 under a homebrew Linux running
> 2.0.38 and libc2.01.  Even though it's an older kernel, I keep the
> various networking packages updated.  I got hit with some heavy relay
> hacks last week and I've just learned about qmail's natural defense
> against unauthorized relay.
> 
> The installation appears good -- qmail-lint reports no problems.  I can
> send messages from one internal system to any other internal system, and
> mail to my domain users is received properly.  Also, if I use "echo to:
> [EMAIL PROTECTED] |/var/qmail/bin/qmail-inject", a message is
> delivered with no problems.  However, when I try to use a standard UMA
> like pine, or Netscape, I get the popular "sorry, that domain isn't in
> my list of allowed rcpthosts" message.
> 
> I read the threads here and added entries to /etc/hosts.allow and
> /etc/tcp.smtp as outlined.  But, the errors still occur.  Oh, and no
> errors are sent to postmaster.  Of course, I've restarted inetd and
> qmail.
> 
> What am I missing?
> 
> Tim Jones
> [EMAIL PROTECTED]

Check out this web site it explains how to setup qmail for mail
relaying.  Mail relaying is when a smtp server is asked to send mail to
another smtp server normally from a mua like pine,  or netscape's mail,
etc.  That is how an open relay'ing' (or spam) is performed.  An smtp
client from an outside domain sends an e-mail to an smtp server for it
to deliver else where.
With the mail relaying setup correctly if a system doesn't know a client
it will not talk to it which means no mail is accepted to be sent.

www.palomine.net/qmail/selectiverelay.html

                        Take Care,
                        Dale

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