How many bits are allocated to the Traffic Class field in the IPv6 header?

Options

  • A. 4 bits
  • B. 8 bits
  • C. 16 bits
  • D. 20 bits
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. 8 bits

Detailed Explanation

Correct Answer: 8 bits

  • The IPv6 Traffic Class field is 8 bits long.
  • It is used for packet classification and differentiated services.
  • It includes the DSCP and ECN bits.
  • It performs a role broadly similar to the IPv4 Type of Service field.