4A0-112: Nokia IS-IS Routing ProtocolDemo

By Nokia · Question Mode

QuestionQ13

Introduction to Security

What serves as the replacement for ARP in IPv6?

  • A Duplicate address detection procedures.
  • B Router discovery procedures.
  • C Neighbor discovery procedures.
  • D Stateless address auto-configuration procedures.
Explanation

IPv6 uses the Neighbor Discovery Protocol (NDP) for link-layer address resolution, replacing ARP. NDP uses ICMPv6 Neighbor Solicitation and Neighbor Advertisement messages to resolve a next-hop IPv6 address to its link-layer address.

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