NAT

Question 1

what is the Private IPv4 range for class A

Answer 1

10.0.0.0 - 10.255.255.255

Question 2

what is the Private IPv4 range for class B

Answer 2

172.16.0.0 - 172.31.255.255

Question 3

what is the Private IPv4 range for class C

Answer 3

192.168.0.0 - 192.168.255.255

Question 4

Which of the following best describes how PAT works?

Answer 4

It maps multiple private IP addresses to a single public IP address using different port numbers.

Question 5

In a PAT configuration, what happens when a device on the internal network initiates a connection to an external network?

Answer 5

The device’s private IP address is replaced with a public IP address and a unique port number.

Question 6

What is a common issue that can arise with PAT, and how can it be mitigated?

Answer 6

Port conflicts; mitigated by increasing the range of available ports.

Question 7

best describes multicast communication?

Answer 7

One-to-many communication where a single sender transmits data to multiple specific receivers.