[ Thanks to Falko
Timme for this link. ]
“This tutorial shows you how to configure BIND9 DNS server to
serve an internal network and an external network at the same time
with different set of information. To accomplish that goal, a new
feature of BIND9 called view is used. As a tutorial it’ll walk you
through the whole set up, but initial knowledge of BIND and DNS is
required, there are plenty of documents that cover that information
on the Internet…”