0.2. What's New in the Fourth Edition?

Besides updating the book to cover the most recent versions of BIND, we've added a fair amount of new material to the fourth edition:

• More extensive coverage of dynamic update and NOTIFY, including signed dynamic updates and BIND 9's new update-policy mechanism, in Chapter 10, "Advanced Features"

• Incremental zone transfer, also in Chapter 10, "Advanced Features"

• Forward zones, which support conditional forwarding, in Chapter 10, "Advanced Features"

• IPv6 forward and reverse mapping using the new A6 and DNAME records, as well as bitstring labels, at the end of Chapter 10, "Advanced Features"

• Transaction signatures, also known as TSIG, a new mechanism for authenticating transactions, in Chapter 11, "Security"

• An expanded section on securing name servers, in Chapter 11, "Security"

• An expanded section on dealing with Internet firewalls, in Chapter 11, "Security"

• Coverage of the DNS Security Extensions, or DNSSEC, a new mechanism for digitally signing zone data, also in Chapter 11, "Security"

• A section on accommodating Windows 2000 clients, servers, and Domain Controllers with BIND, in Chapter 16, "Miscellaneous"

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