what is the diference?
Chris Buxton
cbuxton at menandmice.com
Thu May 31 14:01:14 UTC 2001
At 9:40 AM -0400 5/31/01, Adam Lang wrote:
>Really? I never saw that ever mentioned. That is mighty interesting info.
>
>Adam Lang
>Systems Engineer
>Rutgers Casualty Insurance Company
>http://www.rutgersinsurance.com
>----- Original Message -----
>From: "Chris Buxton" <cbuxton at menandmice.com>
>To: <bind-users at isc.org>
>Sent: Thursday, May 31, 2001 9:17 AM
>Subject: Re: what is the diference?
>
>
><snip>
> > The alias created by a CNAME record gets all properties of the
> > original (or canonical) name. This means that the alias is assigned
> > all A, MX, HINFO, or other records of the original - even NS records,
> > if applicable, though this result is ignored.
If you look at RFC 1034, section 3.6.2, you'll find a rather
vaguely-written description of what a CNAME record is. Careful
reading will yield the fact that an alias creates a duplicate of an
entire node (i.e. all records of a particular name and class), not
just an RRSet of type A.
<http://www.faqs.org/rfcs/rfc1034.html>
____________________________________________________________________
Chris Buxton <cbuxton at menandmice.com>
Men & Mice <http://www.menandmice.com/> provides:
- DNS training, including Active Directory
- QuickDNS, a DNS management system for servers on Linux & Mac OS
(Solaris support coming soon!)
- DNS Expert, a DNS analysis and troubleshooting utility
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