CCNP CCNP Multicast and IPv6

Question 1

What is the total length of an IPv6 address?

Accepted Answer

128 bits

Answer

64 bits

Answer

32 bits

Answer

256 bits

Question 2

Which IPv6 address prefix is used for link-local addresses?

Accepted Answer

FE80::/10

Answer

FC00::/7

Answer

FF00::/8

Answer

2001::/32

Question 3

What IPv6 protocol replaces ARP for address resolution?

Accepted Answer

Neighbor Discovery Protocol (NDP)

Answer

DHCPv6

Answer

ICMPv6 Router Advertisement

Answer

Stateless Address Autoconfiguration (SLAAC)

Question 4

Which ICMPv6 message type is sent by a host to discover routers on the local link?

Accepted Answer

Router Solicitation (Type 133)

Answer

Router Advertisement (Type 134)

Answer

Neighbor Solicitation (Type 135)

Answer

Redirect (Type 137)

Question 5

What is the IPv6 loopback address?

Accepted Answer

::1/128

Answer

127.0.0.1/8

Answer

FE80::1/128

Answer

FC00::1/128

Question 6

Which EUI-64 process is used to auto-generate an IPv6 interface identifier from a MAC address?

Accepted Answer

Insert FF:FE in the middle of the MAC address and flip the 7th bit

Answer

Append the MAC address to the network prefix without modification

Answer

Hash the MAC address using SHA-1 to create a 64-bit ID

Answer

Use DHCP to assign the interface identifier