This chapter covers IPv6 unicast connectivity within an enterprise or service provider network, and discusses available options, implementation scenarios, and deployment recommendations. The intent is to present this information as it applies to different parts of the network:
Hosts or Customer Edge (CE) routers
Access and backbone infrastructures
The concepts that are relevant in making a host operational in an IPv6 network are presented first. This section of the chapter reviews the mechanisms for providing hosts and CE routers with an IPv6 address, and introduces new concept such as prefix delegation, for providing name-resolution support and for some AAA (authentication, authorization and accounting) ...