April 2003
Intermediate to advanced
504 pages
11h 54m
English
Content preview from Cisco Self-Study: Implementing IPv6 Networks (IPV6)Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Neighbor Discovery Protocol (NDP)
Neighbor Discovery Protocol (NDP), as defined in RFC 2461, Neighbor Discovery for IP Version 6 (IPv6), is a key protocol of IPv6. Moreover, Figure 3-3 illustrates that NDP is an umbrella that defines these mechanisms:
Replacement of ARP— Because ARP has been removed in IPv6, IPv6 provides a new way to determine link-layer addresses of nodes on the local link. This new mechanism uses a mix of ICMPv6 messages and multicast addresses.
Stateless autoconfiguration— This mechanism allows nodes on the local link to configure their IPv6 addresses by themselves by using a mix of ICMPv6 messages and multicast addresses.
Router redirection— The router sends ICMPv6 messages to an IPv6 node to inform it of the presence of ...
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