This chapter covers the following key topics:
• Design Goals of IPv6—This section covers IPv6’s design goals: enable scalable networks, ease configuration, and maintain security.
• Current State of IPv6—This section covers the standards and drafts that are available, vendor support or announced support, and customer-driven applications that will begin demanding its implementation.
• IPv6 Packet Format—This section covers the IPv6 packet format, which includes the large, hierarchical IPv6 addresses and headers that enable routers to efficiently process the packet.
• IPv6 Functionality—This section covers IPv6 functionality, including automatic router discovery, dead neighbor detection, automatic host configuration, and ...