Fedora 25
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Configure Slave DNS Server2016/11/23

 
Configure Slave DNS Server.
The following example shows an environment that Master DNS is "dlp.srv.world", Slave DNS is "ns.example.slave".
[1] Configure Master DNS server.
[root@dlp ~]#
vi /etc/named.conf
# add an IP address of slave DNS server

allow-transfer { localhost;
172.16.0.85;
};
[root@dlp ~]#
vi /var/named/srv.world.wan
$TTL 86400
@   IN  SOA     dlp.srv.world. root.srv.world. (
        # update serial
        2016112303  ;Serial
        3600        ;Refresh
        1800        ;Retry
        604800      ;Expire
        86400       ;Minimum TTL
)
        IN  NS      dlp.srv.world.
        # add Slave server
        IN  NS      ns.example.slave.
        IN  A       172.16.0.82
        IN  MX 10   dlp.srv.world.

dlp     IN  A       172.16.0.82

[root@dlp ~]#
systemctl restart named

[2] Configure SLAVE DNS server.
[root@ns ~]#
vi /etc/named.conf
# add lines like follows

    zone "srv.world" IN {
        type slave;
        masters { 172.16.0.82; };
        file "slaves/srv.world.wan";
        notify no;
    };

[root@ns ~]#
systemctl restart named

[root@ns ~]#
ls /var/named/slaves

srv.world.wan    
# zone file from Master server has been transfered
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