resolver search order question
Norman P. B. Joseph
joseph at ctc.com
Fri May 26 12:47:25 UTC 2006
Well, here's the output from "dig":
------
% dig +search aj-mail1
; <<>> DiG 9.2.4 <<>> +search aj-mail1
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 13973
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;aj-mail1.ctc.com. IN A
;; AUTHORITY SECTION:
ctc.com. 900 IN SOA server3a.ctc.com. postmaster.ctc.com. 2006052503 10800 1800 2419200 900
;; Query time: 396 msec
;; SERVER: 10.160.17.10#53(10.160.17.10)
;; WHEN: Fri May 26 08:14:58 2006
;; MSG SIZE rcvd: 90
------
Status says NOERROR. Is there some other tool or switch or
debugging/logging option I can use to see more clearly what is occurring
here?
Thanks,
-norm
On Thu, 2006-05-25 at 22:09 -0400, Kevin Darcy wrote:
> Yes, you are correct, I misinterpreted your question.
>
> I just performed a little test here, and it seems that a NODATA response
> causes a failover to the next element in the searchlist, just as an
> NXDOMAIN would. I don't know why it wouldn't do that in your setup. Have
> you confirmed that the response is actually NODATA? I could maybe
> understand if it were SERVFAIL, NOTIMP, FORMERR or something like that,
> the resolution algorithm might stop dead in its tracks...
--
Norman Joseph, System Engineer joseph at ctc.com IC|XC
Concurrent Technologies Corporation 814/269.2633 --+--
Information Systems Management Office (ISMO) NI|KA
--=: It's not the voting that's democracy, it's the counting. :=--
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