From owner-freebsd-isp  Fri Sep 29  7:35:57 2000
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Date: Fri, 29 Sep 2000 10:35:16 -0400 (EDT)
From: Jim Weeks <jim@siteplus.net>
To: James Wyatt <jwyatt@rwsystems.net>
Cc: freebsd-questions@FreeBSD.ORG, freebsd-isp@FreeBSD.ORG,
	John Turner <john@drexeltech.com>, Andy Wolf <Andy.Wolf@nextra.de>,
	Jan Knepper <jan@digitaldaemon.com>
Subject: RE: DNS: having domain1.com and domain1.net point to the same  IP.
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On Fri, 29 Sep 2000, James Wyatt wrote:
 
> Must not have to renumber things very often is my guess... If there are
> multiple 'CNAME's pointing to an 'A', then you only have *one* address to
> renumber and percolate through the planetary DNSs. I host various
> functions for several domains and 'CNAME's have been my friend. I try not
> to use 'MX's point to 'CNAME's, however, as that *has* caused problems. I
> am *amazed* at the number of MTAs that try 'A's even though 'MX's exist.
> 
> 'CNAME's are not inherently evil in themselves, but some are misused - Jy@

Point well taken.  It came into focus when you said "planetary DNSs".  

I have also noticed mail following the A record trail.  *Problems* may be
too conservative a word :/

Jim



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