Chapter 25

Question 1

EIGRP version 6 (EIGRPv6)

Answer 1

EIGRP version 6 (EIGRPv6)
The version of the EIGRP routing protocol that supports IPv6, and not IPv4

Question 2

IP version 6 (IPv6)

Answer 2

In IP version 6 (IPv6), a 128-bit address assigned to hosts using TCP/IP. Addresses use different formats, commonly using a routing prefix, subnet, and interface ID, corresponding to the IPv4 network, subnet, and host parts of an address. A newer version of the Internet Protocol defined in RFC 2460, as well as many other RFCs, whose creation was motivated by the need to avoid the IPv4 address exhaustion problem.

Question 3

IP version 6

Answer 3

IP version 6
A newer version of the Internet Protocol defined in RFC 2460, as well as many other RFCs, whose creation was motivated by the need to avoid the IPv4 address exhaustion problem.

Question 4

IPv4 address exhaustion

Answer 4

IPv4 address exhaustion
The process by which the public IPv4 addresses, available to create the Internet, were consumed through the 1980s until today, with the expectation that eventually the world would run out of available IPv4 addresses.

Question 5

OSPF version 3 (OSPFv3)

Answer 5

The version of the OSPF routing protocol that originally supported only IPv6, and not IPv4, but now supports IPv4 through the use of address family configuration.

Question 6

prefix length

Answer 6

prefix length
In IPv6, the number of bits in an IPv6 prefix.

Question 6

quartet

Answer 6

quartet
A term used in this book, but not in other references, to refer to a set of four hex digits in an IPv6 address.