BIND : Configure Secondary Server2023/12/20 |
Configure DNS Secondary Server.
On this example, it shows to configure DNS Secondary Server [ns.server.education] (192.168.100.85) that
DNS Primary Server is [dlp.srv.world] (172.16.0.82) configured like here.
Replace IP address and Hostname to your own environment. |
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[1] | Configure on DNS Primary Host. |
root@dlp:~ #
vi /usr/local/etc/namedb/named.conf options { ..... ..... allow-query { localhost; internal-network; }; // add secondary server to allow to transfer zone files allow-transfer { localhost; 192.168.100.85; }; ..... .....
root@dlp:~ #
vi /usr/local/etc/namedb/primary/srv.world.wan $TTL 86400 @ IN SOA dlp.srv.world. root.srv.world. ( ;; update serial number 2023122003 ;Serial 3600 ;Refresh 1800 ;Retry 604800 ;Expire 86400 ;Minimum TTL ) IN NS dlp.srv.world. ;; add secondary server IN NS ns.server.education. IN A 172.16.0.82 IN MX 10 dlp.srv.world. dlp IN A 172.16.0.82 www IN A 172.16.0.83root@dlp:~ # rndc reload server reload successful |
[2] | Configure on DNS Secondary Host. |
root@ns:~ #
vi /usr/local/etc/namedb/external-zones.conf // add target zone info // IP address is the primary server's one zone "srv.world" IN { type secondary; primaries { 172.16.0.82; }; file "/usr/local/etc/namedb/secondary/srv.world.wan"; };
root@ns:~ #
root@ns:~ # rndc reload
ls -l /usr/local/etc/namedb/secondary total 5 -rw-r--r-- 1 bind bind 377 Dec 20 11:18 srv.world.wan # zone file has been transferred
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