<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have an interesting issue, that hopefully someone can help me resolve.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have 2 DNS servers running PDNS and PDNS-Recursor. Both are slaved to a single master server (doesn’t run recursor) using MySQL as a backend.<o:p></o:p></p><p class=MsoNormal>When I query a given domain (neither of these servers are authoritative for the domain in question) from NS1 I receive a different response than when I query the domain from NS2. Example below.<o:p></o:p></p><p class=MsoNormal>Can anyone assist? I’m not sure how to purge the cache. I attempted “pdns_control purge,” it didn’t have any affect. The record cache on 216.222.1.2 is the wrong one. Thanks for your help.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>[root@dns01 user]# dig @216.222.1.3 ns2.sawtoothos.com<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>; <<>> DiG 9.3.6-P1-RedHat-9.3.6-4.P1.el5_4.2 <<>> @216.222.1.3 ns2.sawtoothos.com<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>;; QUESTION SECTION:<o:p></o:p></p><p class=MsoNormal>;ns2.sawtoothos.com. IN A<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>;; ANSWER SECTION:<o:p></o:p></p><p class=MsoNormal>ns2.sawtoothos.com. 36792 IN A 216.222.54.245<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>;; Query time: 2 msec<o:p></o:p></p><p class=MsoNormal>;; SERVER: 216.222.1.3#53(216.222.1.3)<o:p></o:p></p><p class=MsoNormal>;; WHEN: Tue Jan 4 13:45:32 2011<o:p></o:p></p><p class=MsoNormal>;; MSG SIZE rcvd: 52<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>[root@dns01 user]# dig @216.222.1.2 ns2.sawtoothos.com<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>; <<>> DiG 9.3.6-P1-RedHat-9.3.6-4.P1.el5_4.2 <<>> @216.222.1.2 ns2.sawtoothos.com<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>;; QUESTION SECTION:<o:p></o:p></p><p class=MsoNormal>;ns2.sawtoothos.com. IN A<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>;; ANSWER SECTION:<o:p></o:p></p><p class=MsoNormal>ns2.sawtoothos.com. 118415 IN A 216.222.54.249<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>;; Query time: 2 msec<o:p></o:p></p><p class=MsoNormal>;; SERVER: 216.222.1.2#53(216.222.1.2)<o:p></o:p></p><p class=MsoNormal>;; WHEN: Tue Jan 4 13:45:40 2011<o:p></o:p></p><p class=MsoNormal>;; MSG SIZE rcvd: 52<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>