GCIA: GIAC Certified Intrusion AnalystDemo

By GIAC · Question Mode

QuestionQ264

Concepts of TCP/IP and the Link Layer

Every network device has a unique built-in Media Access Control (MAC) address, used to identify the authentic device and limit network access.

Which of the following is a valid MAC address?

  • A A3-07-B9-E3-BC-F9
  • B 132.298.1.23
  • C F936.28A1.5BCD.DEFA
  • D 1011-0011-1010-1110-1100-0001
Explanation

A standard EUI-48 MAC address consists of six two-digit hexadecimal octets, for a total of 48 bits. A3-07-B9-E3-BC-F9 follows that format.

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