Câu 3: CWAP-402: Certified Wireless Analysis Professional

You have implemented an AP at a remote office. It is a single-band AP supporting 802.11ac. Several users complain that their laptops cannot connect to theWLAN. These laptops are from multiple vendors and range in age from 2 to 4 years. The SSID and security profile settings are correct. All default settings were used on the AP with the exception of the SSID and security settings. What is the most likely issue preventing these STAs from connecting to the AP?

1. A. They do not support VHI and only support OFDM
2. B. They are 5 GHz-only devices
3. C. They are 2.4 GHz-only devices — đáp án hiện tại
4. D. They do not support the basic data rates