Configure Slave DNS Server2017/12/17

	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
        2017121703  ;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

Matched Content