Câu 27: CWAP-405: Certified Wireless Analysis Professional

The ABC organization has recently installed an 802.11ac wave 2 network. They have seen no improvement in the WLAN performance. The network administrator has noticed that his Wi-Fi client is not using 802.11ac data rates and has asked you to troubleshoot the issue. After examining the Beacon frames from the APs, you are able to explain the problem. Which part of the beacon frame allowed you to troubleshoot this problem?

1. A. The RSN element in the beacon frame indicates that TKIP is the cipher suite used on this network. — đáp án hiện tại
2. B. The Supported Data Rates element indicates clients only support lower data rates.
3. C. The Country Code element indicates that only OFDM data rates are available in this region.
4. D. The SSID element is hidden, so client stations are unable to correctly identify the supported data rates.