CCNA - IPv6 Fundamentals

By Riley Santos · Updated Jul 10, 2026

Questions19
Passing Score75%
Format68% Multiple Choice
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Catalog listing of the 5 preview questions for this quiz.

Question 1

The command `show ipv6 neighbors` on a Cisco router displays the IPv6 **neighbor cache**. What is the equivalent in IPv4?

Answer choices

  • A. `show ip arp`

  • B. `show ip route`

  • C. `show ip interface`

  • D. `show ip nat translations`

Question 2

Which **IPv6 transition mechanism** encapsulates IPv6 packets inside IPv4 packets to traverse IPv4-only infrastructure?

Answer choices

  • A. NAT64

  • B. Dual-stack

  • C. 6to4 tunneling

  • D. ISATAP

Question 3

IPv6 address compression allows consecutive groups of all zeros to be replaced with [[blank1]] (written once per address).

Question 4

**True or False:** IPv6 header length is variable, similar to the IPv4 header, because it supports many optional fields.

Answer choices

  • A. True

  • B. False

Question 5

A router automatically generates a **link-local address** by combining FE80::/10 with an interface identifier derived from the MAC address using which process?

Answer choices

  • A. DHCP snooping

  • B. EUI-64

  • C. SLAAC prefix delegation

  • D. Stateful DHCPv6