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<p class="MsoNormal"><span lang="EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">We are experiencing some weird behavior when using dnsmasq as dns cache. We are using it in a webserver that makes lots of dns request for just a bunch of backend servers, so the # of cache entries is usually very low,
but for some of these entries, dnsmasq is forwarding more requests than expected.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Here there is an extract of the requests answered by dnsmasq<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New"">awk -f dns.awk /tmp/dnsmasq.log<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> name | nb | forwarded | answered with cache<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> 1m.pub.dtvc.local | 296 | 146 | 150<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> config.pub.dtvc.local | 434 | 197 | 242<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> web01.pub.dtvc.local | 10 | 5 | 5<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> 24h.pub.dtvc.local | 12 | 6 | 6<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> lbfront-static.pub.dtvc.local | 31 | 6 | 25<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> lbfront-php-old.pub.dtvc.local | 648 | 17 | 631<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> memc01.pub.dtvc.local | 62286 | 28 | 62258<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> 30m.pub.dtvc.local | 13784 | 2096 | 11694<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> 10m.pub.dtvc.local | 17702 | 2312 | 15406<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New""> 10s.pub.dtvc.local | 6522 | 2461 | 4067<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">DNS TTL is 3600 for all entries<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Courier New"">10s.pub.dtvc.local, 10m.pub.dtvc.local, 30m, 24h
</span><span lang="EN-US"> have a low cache hit ratio (much more than expected) , while
</span><span lang="EN-US" style="font-family:"Courier New"">memc01.pub.dtvc.local</span><span lang="EN-US"> has a high hit ratio (as expected)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The problematic entries are CNAMES, A records work as expected<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The apache webserver is making requests for A and AAAA addresses. The DNS server returns NODATA-IPV6 for AAAA requests<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">An extract from the logfile, for 10s.pub.dtvc.local shows a lot of requests for A and AAAA. It seems than a great part of A requests are forwarded, while AAAA records are mainly cached.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This is for entry 10s.pub.dtvc.local<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:23 dnsmasq[1931]: query[A] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:23 dnsmasq[1931]: forwarded 10s.pub.dtvc.local to 172.26.10.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:23 dnsmasq[1931]: reply 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:23 dnsmasq[1931]: query[AAAA] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:23 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:25 dnsmasq[1931]: query[A] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:25 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:25 dnsmasq[1931]: query[AAAA] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:25 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: query[A] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: forwarded 10s.pub.dtvc.local to 172.26.10.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: reply 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: query[AAAA] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: query[A] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: query[AAAA] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:27 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:30 dnsmasq[1931]: query[A] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:30 dnsmasq[1931]: forwarded 10s.pub.dtvc.local to 172.26.10.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:30 dnsmasq[1931]: reply 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:30 dnsmasq[1931]: query[AAAA] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:30 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:37 dnsmasq[1931]: query[A] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:37 dnsmasq[1931]: forwarded 10s.pub.dtvc.local to 172.26.10.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:37 dnsmasq[1931]: reply 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:37 dnsmasq[1931]: query[AAAA] 10s.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 10:32:37 dnsmasq[1931]: cached 10s.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This is for 10m.pub.dtvc.local<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: forwarded 10m.pub.dtvc.local to 172.20.1.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: reply 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:06 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:07 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: forwarded 10m.pub.dtvc.local to 172.20.1.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: reply 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: forwarded 10m.pub.dtvc.local to 172.20.1.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: reply 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:09 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:10 dnsmasq[58096]: query[A] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:10 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:10 dnsmasq[58096]: query[AAAA] 10m.pub.dtvc.local from 127.0.0.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Feb 3 09:57:10 dnsmasq[58096]: cached 10m.pub.dtvc.local is <CNAME><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Dumping the cache contents, it shows<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: cache size 1000, 0/6659 cache insertions re-used unexpired cache entries.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: queries forwarded 3359, queries answered locally 71834<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: server 172.20.1.1#53: queries sent 3359, retried or failed 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: Host Address Flags Expires<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: backend.pub.dtvc.local CF Wed Feb 3 10:00:58 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbfront-static.pub.dtvc.local 10.111.0.23 4F Wed Feb 3 10:24:42 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: big.dtvc.local big06.dtvc.local CF Wed Feb 3 10:07:17 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: 10m.pub.dtvc.local CF Wed Feb 3 10:47:07 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: 1m.pub.dtvc.local CF Wed Feb 3 10:03:46 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: 24h.pub.dtvc.local CF Wed Feb 3 10:21:52 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: memc02.pub.dtvc.local 6F N Wed Feb 3 10:00:38 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: memc02.pub.dtvc.local 10.111.0.12 4F Wed Feb 3 10:00:38 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: memc01.pub.dtvc.local 6F N Wed Feb 3 10:00:38 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: memc01.pub.dtvc.local 10.111.0.11 4F Wed Feb 3 10:00:38 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: 172.29.120.101 4 R NX Wed Feb 3 10:35:26 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: 172.26.60.50 4 R NX Wed Feb 3 10:30:01 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbfront-php-old.pub.dtvc.local 6F N Wed Feb 3 10:05:24 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbfront-php-old.pub.dtvc.local 193.104.51.29 4F Wed Feb 3 09:52:01 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbback.pub.dtvc.local 10.111.0.26 4F Wed Feb 3 10:10:55 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbback.pub.dtvc.local 6F N Wed Feb 3 10:00:39 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbfront-web-old.pub.dtvc.local 6F N Wed Feb 3 10:00:40 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: lbfront-web-old.pub.dtvc.local 10.111.0.36 4F Wed Feb 3 10:00:40 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: config.pub.dtvc.local CF Wed Feb 3 10:00:44 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: big06.dtvc.local 6F N Wed Feb 3 09:48:34 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: big06.dtvc.local 172.26.11.141 4F Wed Feb 3 10:07:16 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black;mso-fareast-language:CA">Feb 3 09:51:28 dnsmasq[58096]: 30m.pub.dtvc.local lbback.pub.dtvc.local CF Wed Feb 3 10:00:37 2016</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I’ve noticed that:<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-family:Symbol"><span style="mso-list:Ignore">ˇ<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>One of the problemŕtic entries, 10s.pub.dtvc.local does not appear<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-family:Symbol"><span style="mso-list:Ignore">ˇ<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>10m.pub.dtvc.local does not have “Address”<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-family:Symbol"><span style="mso-list:Ignore">ˇ<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>30m.pub.dtvc.local in contrast, has “address”= lbback.pub.dtvc.local. In fact, all 3 entries are CNAMES pointing to lbback.pub.dtvc.local<o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">These are the symptoms, but we don’t have explanation. We’ve digged into the man page, the lists, google, and no clues.<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#333333;mso-fareast-language:CA">Toni Comerma</span></b><span style="mso-fareast-language:CA"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#333333;mso-fareast-language:CA">SECA Infraestructures i Comunicacions<br>
c/ de la TV3 s/n ˇ 08970 Sant Joan Despí (Baix Llobregat)<br>
Telčfon: +34 935.522.328</span><span style="mso-fareast-language:CA"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#333333;mso-fareast-language:CA">Mňbil: +34 627.481.650</span><span style="mso-fareast-language:CA"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#333333;mso-fareast-language:CA"><a href="http://www.tv3.cat/" title="http://www.tv3.cat/"><span style="color:blue">www.tv3.cat</span></a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="display:none;mso-fareast-language:CA"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="mso-fareast-language:CA"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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