Candidates should be able to:
1 Understand that a computer needs a network interface card (NIC) to access a network
2 Understand what is meant by, and the purpose of, a media access control (MAC) address, including its structure
3 (a) Understand what is meant by, and the purpose of, an internet protocol (IP) address
(b) Understand that there are different types of IP address
4 Describe the role of a router in a network