HPE Aruba Certified Campus Access Expert (ACAEX) — Question 10

What is true regarding 802.11k?

Answer options

• A. It extends radio measurements to define mechanisms for wireless network management of stations.
• B. It reduces roaming delay by pre-authenticating clients with multiple target APs before a client roams to an AP.
• C. It provides mechanisms for APs and clients to dynamically measure the available radio resources.
• D. It considers several metrics before it determines if a client should be steered to the 5GHz band, including client RSSI.

Correct answer: A

Explanation

The correct answer is A because 802.11k is specifically designed to enhance radio measurements for better wireless network management. Options B, C, and D refer to functionalities associated with other standards such as 802.11r and 802.11v, which deal with roaming and resource management but do not define the primary purpose of 802.11k.