This Wednesday, June 6 th is World IPv6 Day and we’re celebrating with news that Understanding IPv6, Third Edition (ISBN 9780735659148; 650 pages) has shipped to the printer. A big thanks and congratulations to author Joseph Davies and our production team, especially production manager Holly Bauer. Why should you care about IPv6? We’ve included a sample below that explains the advantages of IPv6 over IPv4. We also recommend a very timely article -- Internet powers flip the IPv6 switch (FAQ) – which provides some great background on World IPv6 day and the move to the new internet protocol: “Internet Protocol version 6 has one big improvement over the prevailing IPv4 standard it's designed to supplant: room to grow. However, moving to IPv6 isn't simple, which is why many organizations more