options { directory "/var/cache/bind"; statistics-file "/var/cache/bind/named.stats.txt"; session-keyfile "/var/cache/bind/session.key"; pid-file "/var/cache/bind/named.pid"; lock-file "/var/cache/bind/named.lock"; listen-on { any; }; listen-on-v6 { any; }; allow-recursion { 127.0.0.1; ::1; }; dnssec-validation yes; };