Slave DNS Settings2015/05/03 |
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Configure BIND as a Slave DNS Server.
The following example shows an environment that master DNS is "172.16.0.82", Slave DNS is "slave.example.host".
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| [1] | Configure DNS master server. |
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root@dlp:~#
options {vi /etc/bind/named.conf.options directory "/etc/bind";
// If there is a firewall between you and nameservers you want // to talk to, you may need to fix the firewall to allow multiple // ports to talk. See http://www.kb.cert.org/vuls/id/800113
// If your ISP provided one or more IP addresses for stable // nameservers, you probably want to use them as forwarders. // Uncomment the following block, and insert the addresses replacing // the all-0's placeholder.
// forwarders { // 0.0.0.0; // };
# add a range you allow to transfer zones allow-transfer { localhost; 10.0.0.0/24;
172.16.0.80/29; };auth-nxdomain no; # conform to RFC1035 listen-on-v6 { none; };
};
root@dlp:~# rndc reload server reload successful |
| [2] | Configure DNS slave server. |
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root@slave:~#
vi /etc/bind/named.conf.external-zones # add settings like follows
zone "srv.world" {
type slave;
masters { 172.16.0.82; };
file "/etc/bind/slaves/srv.world.wan";
};
mkdir /etc/bind/slaves root@slave:~# chown bind. /etc/bind/slaves root@slave:~# rndc reload server reload successful root@slave:~# ls /etc/bind/slaves srv.world.wan # zone file in master DNS has been just transfered |
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