status: SERVFAIL for AAAA
Mark Andrews
Mark_Andrews at isc.org
Tue Jul 26 00:46:35 UTC 2005
> status: SERVFAIL for AAAA
>
> is it possible to configure BIND 9.2.3 server to return opcode: QUERY, status
> : NOERROR instead of SERVFAIL
It normally does. I would upgrade from BIND 9.2.3. It's well
past its "use by" date.
> Problem:
> it appears that sendmail servers attempt to resolve hosts via AAAA first, and
> the return of a SERVFAIL causes the host to be 'unknown'.
>
> debian:~> dig mail.global.mxpath.net aaaa @ns4.mxpath.net
>
> ; <<>> DiG 9.2.4 <<>> mail.global.mxpath.net aaaa @ns4.mxpath.net
> ;; global options: printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 40019
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
>
> ;; QUESTION SECTION:
> ;mail.global.mxpath.net. IN AAAA
>
> ;; Query time: 39 msec
> ;; SERVER: 198.172.205.4#53(ns4.mxpath.net)
> ;; WHEN: Mon Jul 25 16:20:39 2005
> ;; MSG SIZE rcvd: 40
>
> debian:~>
Try asking a non-recursive query of the parent server.
What you have above is the parent server attempting to recurse
and that recursion failing.
; <<>> DiG 8.3 <<>> mail.global.mxpath.net aaaa @ns4.mxpath.net +norec
; (1 server found)
;; res options: init defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 19743
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2
;; QUERY SECTION:
;; mail.global.mxpath.net, type = AAAA, class = IN
;; AUTHORITY SECTION:
global.mxpath.net. 1H IN NS gns2.mxpath.net.
global.mxpath.net. 1H IN NS gns1.mxpath.net.
;; ADDITIONAL SECTION:
gns1.mxpath.net. 1H IN A 66.185.167.68
gns2.mxpath.net. 1H IN A 130.94.106.69
;; Total query time: 162 msec
;; FROM: drugs.dv.isc.org to SERVER: 198.172.205.4
;; WHEN: Tue Jul 26 10:38:48 2005
;; MSG SIZE sent: 40 rcvd: 110
> <http://www.singlefin.net/> <http://www.singlefin.net/> Managed Protectio
> n Services
>
>
> Karl Rink
> Singlefin
> 2527 Manchester Avenue <http://maps.yahoo.com/maps_result?ed=x4OX0ep_0Tr7vyxX
> 1xVwL4cndLNaNaQRZ4Y1UlYjyQ--&csz=Cardiff+by+the+Sea%2C+CA+92007&country=us>
> Cardiff by the Sea, CA 92007
> USA
>
> Email: krink at singlefin.net
> Web: www.singlefin.net <http://www.singlefin.net/>
> MSN IM: krink at singlefin.net
> AIM: krinkSF
> Yahoo! IM: krinksinglefin
> toll free: (866) 566-3346 x305
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>
>
>
>
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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