Multiple choice

An Ethernet frame header always consists of the following except:

  1. destination MAC address

  2. VLAN tag

  3. source MAC address

  4. Ethertype

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A standard Ethernet frame header consists of destination MAC, source MAC, and Ethertype. A VLAN tag is optional and only present if 802.1Q tagging is used.