Building Internet Firewalls
by D. Brent Chapman and Elizabeth D. Zwicky


Here are the changes from the 11/97 reprint:

(453): line -3: changed URL to http://www.clark.net/pub/mjr/pubs/fwfaq

(520): added the following to the end of the next-to-last para.:

Whenever possible, our books use RepKover (tm), a durable and
flexible lay-flat binding. If the page count exceeds RepKover's limit,
perfect binding is used.