acl internal {
    192.168.0.0/16;
    10.0.0.0/8;
    localhost;
};
view "internal-view" {
     match-clients { internal; };
     include "/etc/named.rfc1912.zones";
     include "/etc/named/named.conf.local";
};
view "external-view" {
     match-clients { any; !internal;};
     recursion no;
     include "/etc/named.rfc1912.zones";
     include "/etc/named/named.conf.internet";
};