[CentOS] Re: postfix tightening

karl at streetlampsoftware.com writes:

> How would I go about providing a good, solid *matching* ptr (as in,
> mail from AcmeWidget.com reflects to mail.AcmeWidget.com at
> x.x.x.219 ... which also happens to be mail.hostco.com) for the
> bazillion and one virtual-hosted email accounts on mail.hostco.com?

Why ever would anyone want that?

-tih
-- 
Don't ascribe to stupidity what can be adequately explained by ignorance.