Chapter 2. IPv6 Addressing

“This telephone has too many shortcomings to be seriously considered as a means of communication. The device is of no value to us.”

—Western Union internal memo, 1876

After reading this chapter, you will be able to describe the new IPv6 header format and the impact of IPv6 on User Datagram Protocol (UDP), Transport Control Protocol (TCP) datagrams, and the Maximum Transmission Unit (MTU). You will understand the addressing architecture of IPv6 with all kinds of IPv6 addresses scoped in the protocol. These addresses include link-local, site-local, aggregatable global unicast, loopback, unspecified, IPv4-compatible, multicast assigned, solicited-node multicast, and anycast. This chapter also presents IPv6 over Ethernet, ...

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