Huawei Certified ICT Associate – Data Center Network (HCIA-DCN) — Question 150

What is the total length of the port ID in STP?

Answer options

• A. 2 bits
• B. 4 bits
• C. 8 bits
• D. 16 bits

Correct answer: C

Explanation

The correct answer is C, as the port ID in STP is indeed 8 bits long. Options A, B, and D are incorrect because they do not represent the actual size of the port ID defined in the STP protocol specifications.