Figure 1: Sample boot file for internal name server

directory       /etc/namedb

_forwarders_    _123.123.123.1_

primary         0.0.127.IN-ADDR.ARPA            db.127.0.0
primary         somebody.com                    db.somebody
primary         123.123.123.IN-ADDR.ARPA        db.123.123.123
cache           .                               db.cache