granitecanyon - unauthorized AXFR
Barry Margolin
barmar at genuity.net
Thu May 18 18:45:28 UTC 2000
In article <20000518202646.A966 at HAL9000.jupiter.space>,
Maurizio Cimaschi <mcc at iol.it> wrote:
>On Mon, May 15, 2000 at 02:25:34PM +0000, ftheisen at my-deja.com wrote:
>> lisafrank.net. IN A 24.0.163.110
>> ; alias for the canonical names
>> main IN CNAME lisafrank.net.
>> www IN CNAME main
>> ftp IN CNAME main
>
>Think you should change www & ftp records in
>
>www IN CNAME lisafrank.net.
>ftp IN CNAME lisafrank.net.
>
>AFAIK there's must be no CNAME on the right side.
Chains of CNAMEs *are* allowed. RFC 1034 section 3.6.2 says "CNAME chains
should be followed", and the algorithm in section 4.3.2 will do so
automatically (when it encounters a CNAME, it simply restarts the algorithm
using the name it points to).
--
Barry Margolin, barmar at genuity.net
Genuity, Burlington, MA
*** DON'T SEND TECHNICAL QUESTIONS DIRECTLY TO ME, post them to newsgroups.
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