CCNA Routing and Switching (legacy) — Question 116

Which two statements about IPv6 address 2002:ab10:beef::/48 are true? (Choose two.)

Answer options

• A. The embedded IPv4 address can be globally routed.
• B. It is used for an ISATAP tunnel
• C. The embedded IPv4 address is an RFC 1918 address
• D. The MAC address 20:02:b0:10:be:ef is embedded into the IPv6 address
• E. It is used for a 6to4 tunnel

Correct answer: A, E

Explanation

The correct answers are A and E because the IPv6 address 2002:ab10:beef::/48 contains an embedded IPv4 address that can be routed on the global internet, and it is specifically used for 6to4 tunneling. Option B is incorrect as it relates to ISATAP, while options C and D are also inaccurate regarding the nature of the embedded address.