Chapter 12. ICMPv6

If you are familiar with Internet Control Message Protocol (ICMP) for IPv4, you will find ICMPv6 very similar; however, ICMPv6 is more than just ICMP for IPv6. ICMPv6 is a more robust protocol, containing new features and improving on similar functionality in ICMPv4. These enhancements to ICMPv6 are part of ICMPv6 Neighbor Discovery Protocol, which is discussed in Chapter 13, “ICMPv6 Neighbor Discovery.”

This chapter focuses on the ICMPv6 protocol, the counterpart to ICMPv4. ICMPv6 is described in RFC 4443, Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification.

ICMP is one of the core protocols of the TCP/IP suite of protocols. It is used by operating systems to send messages—either ...

Get IPv6 Fundamentals: A Straightforward Approach to Understanding IPv6, 2nd Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.