<div dir="auto">Maybe a little confused here, but BIND won’t try another server if it gets an answer. It will only try another forwarder if the query fails.</div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Sep 29, 2021 at 12:21 AM Sonal Pahuja <<a href="mailto:sonal.s.pahuja@oracle.com">sonal.s.pahuja@oracle.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;padding-left:1ex;border-left-color:rgb(204,204,204)">
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<p class="MsoNormal">Hi All,<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Is there any option to set recursion =1 in named.conf file for the zone. I just want bind9 to do recursion only once.<u></u><u></u></p>
<p class="MsoNormal">If bind9 receives answer from one of the forwarders then it should not do recursion (forward query) to any other forwarder IP.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Below is my snapshot of my named.conf file<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">options {<u></u><u></u></p>
<p class="MsoNormal"> listen-on port 53 { any; };<u></u><u></u></p>
<p class="MsoNormal"> listen-on-v6 port 53 { any; };<u></u><u></u></p>
<p class="MsoNormal"> directory "/var/named";<u></u><u></u></p>
<p class="MsoNormal"> dump-file "/var/named/data/cache_dump.db";<u></u><u></u></p>
<p class="MsoNormal"> statistics-file "/var/named/data/named.stats";<u></u><u></u></p>
<p class="MsoNormal"> memstatistics-file "/var/named/data/named_mem_stats.txt";<u></u><u></u></p>
<p class="MsoNormal"> allow-query { localhost; !blocked; allowed; };<u></u><u></u></p>
<p class="MsoNormal">// allow-query { localhost; };<u></u><u></u></p>
<p class="MsoNormal"> recursion yes;<u></u><u></u></p>
<p class="MsoNormal"> zone-statistics yes;<u></u><u></u></p>
<p class="MsoNormal"> dnssec-enable no;<u></u><u></u></p>
<p class="MsoNormal"> dnssec-validation no;<u></u><u></u></p>
<p class="MsoNormal">auth-nxdomain no;<u></u><u></u></p>
<p class="MsoNormal"> // additional-from-auth no;<u></u><u></u></p>
<p class="MsoNormal"> // additional-from-cache no;<u></u><u></u></p>
<p class="MsoNormal"> /* Path to ISC DLV key */<u></u><u></u></p>
<p class="MsoNormal"> bindkeys-file "/etc/named.iscdlv.key";<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> managed-keys-directory "/var/named/dynamic";<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">};<u></u><u></u></p>
<p class="MsoNormal">zone "e164.arpa" IN {<u></u><u></u></p>
<p class="MsoNormal">type forward ;<u></u><u></u></p>
<p class="MsoNormal">forwarders { 127.0.0.1 port 49153; 199.165.24.21 port 49153; };<u></u><u></u></p>
<p class="MsoNormal">forward only;<u></u><u></u></p>
<p class="MsoNormal">};<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Regards,<u></u><u></u></p>
<p class="MsoNormal">Sonal<u></u><u></u></p>
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</blockquote></div></div>