Chapter 6, Problem R15RQ

Explanation of Solution

802.1Q protocol:

• It is a networking standard that mainly supports virtual Local Area Network (VLAN) on the IEEE 802.3 Ethernet.
• It contains 32 bit field.
  • 16 bits for Tag protocol identifier
  • 16 bits for Tag control information.
  • In that 16 bits,
    • 3 bits are meant for Priority code point.
    • 12 bits are meant for VLAN identifier...