Date: Wed, 8 Jan 2003 21:45:20 -0700 From: Peter <peterk5@attbi.com> To: freebsd-questions@freebsd.org Subject: Re: ISP billing/etc software Message-ID: <20030108214520.3cdaef2f.peterk5@attbi.com> In-Reply-To: <3E1CEF4B.7000106@potentialtech.com> References: <20030108212225.3bd2dd78.peterk5@attbi.com> <3E1CEF4B.7000106@potentialtech.com>
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On Wed, 08 Jan 2003 22:40:59 -0500 Bill Moran <wmoran@potentialtech.com> wrote: > Peter wrote: > > Another question....my mail server's IP resolves to "domain.com", I tried > > sending an e-mail to -questions from there but I keep getting this error: > > Client_host_rejected:_cannot_find_your_hostname........ so should I fix my > > reverse DNS to map IP to "www.domain.com" instead of "domain.com"?, if so why?? > > If you're getting the error "cannot find your hostname domain.com" then what you > have to make sure is that "domain.com" resolves to an IP address. > You're other option is to change what sendmail (or whatever MTA you use) says > on the HELO line to something that resolves to an IP addy. > > What happens, is whatever your mail server announces its name to be on the > HELO line during smtp communication is checked to make sure that it resolves > to an IP. It doesn't matter what IP, just some IP. > Most MTAs default to using the "hostname" configured for the machine, so if > you set the hostname to something logical (like mail.domain.com) and the DNS > is set up to properly reslove mail.domain.com => 192.168.1.1 (or whatever) > then everything will work. > > It's a spam measure, to stop people who haven't taken the time to set up a real > email server from spamming the FreeBSD lists. > > -- > Bill Moran > Potential Technologies > http://www.potentialtech.com > Well my qmail "me" file is correct, which does resolve [just pinged it from attbi]. I do not have a helohost file...but if that file is not there "me" is used.......well if this got thru then I guess I needed the helohost file.. me wasn't enough -------------- Man is the only animal that can remain on friendly terms with the victims he intends to eat until he eats them. -- Samuel Butler (1835-1902) ---FreeBSD The Power To Serve--- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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