For an obscure networking protocol, IPv6 has caused an inordinate amount of fuss. Over-hyped, under-sold, acclaimed, scuppered, and resurrected over the past couple of years, IPv6 is finally making its way into software and hardware operating systems, with Cisco, Microsoft, and Sun adopting it as a standard. IPv6 Network Administration provides you with the information you need to plan, implement, and administer IPv6 services and software in your network. A must-have for network administrators everywhere, the second edition of this practical guide delivers an even-handed approach to IPv6, including its benefits and potential downsides. You'll learn what works, what doesn't, and what's practical when upgrading your networks from IPv4 to IPv6. Understand how IPv6 compares to the current IPv4 protocol Learn basic IPv6 configuration and troubleshooting on a variety of platforms Find out how the Web, firewalls, DNS, and e-mail interact with IPv6 Add IPv6 support to your in-house software