Which three are characteristics of IPv6? (Choose three.)
Select 3 response(s).
A.
An IPv6 address is 128 bits long.
B.
An IPv6 header is 20 bits long.
C.
An IPv6 header contains the next header field.
D.
An IPv6 header contains the protocol field.
E.
IPv6 routers send RA messages.
F.
An IPv6 header contains the header checksum field.
Answer: A C E
Explanation
A & C are obviously correct based on the theory of IPv6.
When a client sends a Router Solicitation (RS) message, router responds with a Router Advertisement (RA) message which includes prefix, default route and lifetime (how long the host should retain information about the router) -> E is correct.