Date: Fri, 29 Sep 2000 10:14:23 -0400 (EDT) From: Jim Weeks <jim@siteplus.net> To: Jan Knepper <jan@smartsoft.cc> Cc: freebsd-questions@FreeBSD.ORG, freebsd-isp@FreeBSD.ORG Subject: Re: DNS: having domain1.com and domain1.net point to the same IP. Message-ID: <Pine.BSF.4.21.0009291010390.643-100000@veager.siteplus.net> In-Reply-To: <39D4A0C2.2F93A24C@smartsoft.cc>
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On Fri, 29 Sep 2000, Jan Knepper wrote: > No an example of a daemon that would choke, but UUnet didn't have my reverse-DNS > setup so the reverse lookup's didn't work. > > For that reason I resend (this) messages, because I didn't see it appear on the > list. > > Appearantly SMTP (as postfix) checks via a reverse lookup whether or not a host > really exists. When it does not, it does not accept the message. I guess my point is that what you are describing would fail with CNAMES as well. Reverse lookups are like Highlanders. "There can be only one." Cheers, Jim To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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