[CLUE-Tech] I'm a WHAT?!

[Matt Armstrong]

On Mon, Sep 10, 2001 at 03:08:24PM -0600, David Willson wrote:
> Hey guys,
> I just got an email from ordb.org, claiming that I am operating an open
> relay.

It is.  :-)

> Last I checked, the thing refused all foreign SMTP traffic...
> Anyway, I took it at it's word, and added "ALL:ALL" to my hosts.deny file,
> figuring that that was probably the easiest way to fix the problem.
> It made no difference with regard to ordb.org, just locked me out of
> my IMAP while I'm at work...  Why?  How come ordb can get to my SMTP,
> but I can't get to my IMAP?

Your sendmail must not use tcpwrappers, so hosts.deny has no effect.

> I can send in my hosts.allow, hosts.deny, and sendmail.cf if that's
> any help...  Any ideas?

I don't know anything about sendmail.  I would just switch to postfix,
which is actually rather hard to set up as an open relay.