Trying update again, text was missing: Please disregard, this is working now. Was either an ASA DNS filter (turned off and on again during testing) or setting both servers to run bind9.3.5-P2.
________________________________ From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Davenport, Steve M Sent: Monday, November 17, 2008 8:20 PM To: [EMAIL PROTECTED] Subject: Reverse lookups failing Hello, I am having issues with reverse lookups failing and can not find the cause. Running bind 9.3.5-P1 and 9.3.6rc1. On an external server dig gives: $ dig @harley.mc.utmck.edu -x 165.6.6.27 ; <<>> DiG 9.5.0-P1 <<>> @harley.mc.utmck.edu -x 165.6.6.27 ; (1 server found) ;; global options: printcmd ;; connection timed out; no servers could be reached Internally the same query is fine: $ dig @harley.mc.utmck.edu -x 165.6.6.27 ; <<>> DiG 9.2.4 <<>> @harley.mc.utmck.edu -x 165.6.6.27 ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1952 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2 ;; QUESTION SECTION: ;27.6.6.165.in-addr.arpa. IN PTR ;; ANSWER SECTION: 27.6.6.165.in-addr.arpa. 21600 IN PTR ns-2.hosp.utmck.edu. ;; AUTHORITY SECTION: 6.165.in-addr.arpa. 21600 IN NS ns-2.hosp.utmck.edu. 6.165.in-addr.arpa. 21600 IN NS harley.mc.utmck.edu. ;; ADDITIONAL SECTION: ns-2.hosp.utmck.edu. 21600 IN A 165.6.6.27 harley.mc.utmck.edu. 21600 IN A 165.6.131.32 ;; Query time: 18 msec ;; SERVER: 165.6.131.32#53(harley.mc.utmck.edu) ;; WHEN: Mon Nov 17 19:50:49 2008 ;; MSG SIZE rcvd: 144 The config file has "allow query" set on the reverse zone. This was working earlier and I'm told there have been no network changes. Does this appear to be a firewall issue? Is there anything else that might help narrow down the problem? Thanks for your assistance, Steve
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