Huawei Certified ICT Associate – Data Center Network (HCIA-DCN) — Question 77

What is the protocol of RA (Router Advertisement) packet which is used in IPv6 stateless address auto-configuration?

Answer options

• A. IGMPv6
• B. ICMPv6
• C. TCPv6
• D. UDPv6

Correct answer: B

Explanation

The correct answer is B, ICMPv6, as it is specifically designed for the IPv6 protocol suite and includes messages for Router Advertisements. The other options, such as IGMPv6, TCPv6, and UDPv6, are not used for this purpose, with IGMPv6 being related to multicast group management, and TCPv6 and UDPv6 being transport layer protocols.