Understanding IPv6, Second Edition

Appendix D. Testing for Understanding Answers

This appendix contains the answers to the Testing for Understanding sections of Chapter 1 through Chapter 16.

Chapter 1: Introduction to IPv6

Q:
A:	What are the problems with IPv4 on today’s Internet? Internet Protocol version 4 (IPv4) has a rapidly depleting public address space. The configuration of IPv4 could be simpler. Security at the Internet Protocol (IP) level should be required so that applications can count on standardized Internet layer security services. IPv4 has limited support for prioritized delivery.
Q:
A:	How does IPv6 solve these problems? The 128-bit address length of Internet Protocol version 6 (IPv6) allows for a large public address space. IPv6 provides automatic configuration, even without ...