Huawei Certified ICT Associate – WLAN (HCIA-WLAN) — Question 23

Which of the following statements about WLAN roaming are false? (Choose all that apply.)

Answer options

• A. APs with which a STA is associated before and after roaming must work on the same channel.
• B. APs with which a STA is associated before and after roaming can work on different channels.
• C. During roaming, the STA sends a Reassociation Request frame containing home AP information to the foreign AP.
• D. During roaming, the STA sends an Association Request frame containing home AP information to the foreign AP.

Correct answer: A, C

Explanation

Statement A is incorrect because APs can operate on different channels during roaming. Statement C is also incorrect because the STA sends an Association Request frame, not a Reassociation Request frame, when connecting to a foreign AP. Statements B and D are correct as they accurately describe the roaming process.