Part Two • IPv6 Protocols 87
IPv6, like IPv4, is a protocol defined by a set of addressing protocols,
a set of protocol headers, and a set of protocol behaviors. Part II begins
with a chapter on the Internet Protocol Security Architecture (IPsec),
a protocol that is defined for use with both IPv4 and IPv6. The rest of
this section of the book details IPv6 by first defining the rules for IPv6
addressing in Chapter 7; defining the protocol headers in Chapter 8;
and discussing additional protocol behaviors as represented by routing
protocols in Chapter 9. Chapter 10 discusses the changes and additions
necessary ...