default-lease-time 604800; # define uma semana como tempo de vida.
ddns-update-style interim;
ddns-ttl 86400;

subnet 192.168.0.0 netmask 255.255.255.0 {
        range 192.168.0.1  192.168.0.50;
        option routers 192.168.0.254;
        option broadcast-address 192.168.0.255;
        option domain-name "exemplo.net";
        option domain-name-servers 192.168.0.254;
        
#dynamic DNS updates

       ddns-updates on;
       ddns-domainname "exemplo.net.";
       ddns-rev-domainname "in-addr.arpa.";

key chave {
    algorithm hmac-md5;
    secret "who31zSrHt7ZlS7xgZaUZQ==";
};


zone rsinfo.net. {
    primary 127.0.0.1;
    key chave;
}
zone 0.168.192.in-addr.arpa. {
    primary 127.0.0.1;
    key chave;
}