[bind-users] DNS weirdness

Jerry K dns.bind.list47 at oryx.us
Tue Mar 3 09:47:58 UTC 2015


Hello Doc,

Wanted to see if you were able to resolve your issue.

I have seen this issue occur in the past also.

Jerry


On 01/ 6/15 12:50 PM, The Doctor wrote:
> Help needed.
>
> This morning my primary DNS server locked.
>
> No worries, the backup will kick in.
>
> Wrong
>
> !!
>
> The Secondary DNS server cannot resolve properly unless
> the 'real' primary is working.
>
> All right, why is the secondary server behaving this way?
>
> Satrt of secondary DNS server named.conf file
>
> //Use with the following in named.conf, adjusting the allow list as needed:
> key "rndc-key" {
>        algorithm hmac-md5;
>        secret "7ZbGK94NdSa2WACxx72W1w==";
> };
>
> controls {
>        inet 127.0.0.1 port 953
>                allow { 127.0.0.1; } keys { "rndc-key"; };
> };
>
>
>
>
> // generated by named-bootconf.pl
>
> options {
>          directory "/etc/namedb";
>          pid-file "/var/run/named.pid";
>          dump-file "/etc/namedb/named.core";
>          max-ncache-ttl 86400;
>          recursive-clients 100;
>          reserved-sockets 128;
>          tcp-clients 40;
>          tcp-listen-queue 14;
>          zone-statistics yes;
>          forwarders { 208.67.222.222; 208.67.220.220; };
>          blackhole {
>                  65.94.172.87;
>                  67.68.204.41;
>                  74.15.184.13;
>                  65.94.173.208;
>          };
>          allow-transfer {
>                          204.209.81.1;
>                          204.209.81.8;
>                          204.209.81.14;
>                          };
>          allow-notify {
>                          204.209.81.1;
>                          204.209.81.8;
>                          204.209.81.14;
>                          };
>          also-notify {
>                          204.209.81.1 port 53;
>                          204.209.81.8 port 53;
>                          204.209.81.14 port 53;
>                          };
>          /*
>           * If there is a firewall between you and nameservers you want
>           * to talk to, you might need to uncomment the query-source
>           * directive below.  Previous versions of BIND always asked
>


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