Network Addressing & Services

The use of security (IPSec) is required with IPv6.

• True

• False

Private IP addresses are non-routable and can be freely used within an organization's private internal network.

• True

• False

What is the address size (in bits) of an IPv4 address?

• 32

• 64

• 128

• 192

Broadcast messages use the last valid IP address on the subnet.

• True

• False

What is the IPv4 Loopback address?

• 127.0.0.1

• FE80

• 169.254.0.1

What type of communication is One-to-One IPv6 communication?

• Unicast

• Multicast

• Anycast

• Broadcast

Which of the following below is "not" a methodology for making IPv6 backwards compatible with IPv4?

• Dual IP Sack

• NAT

• IPv4-Mapped Addresses

• Tunneling

Which of the following statements regarding IPv4 addresses is not true?

• An IPv4 address is composed of four octets equaling 32 bits total.

• An IPv4 address is composed of a network portion and host portion.

• The default gateway is used by a device to determine what subnet it’s on.

• The IP address is a unique logical address assigned to each device on a network.

A Class B network has ______ network bits and ______ host bits.

• 8 Network Bits and 24 Host Bits

• 16 Network Bits and 16 Host Bits

• 24 Network Bits and 8 Host Bits

• 8 Network Bits and 16 Host Bits

The default subnet mask for a Class C network in binary format is:

• 11111111.00000000.00000000.00000000

• 11111111.11111111.00000000.00000000

• 11111111.11111111.11111111.00000000