300-425 Exam Question 86

An engineer must assess an existing company WLAN to determine the possibility for future IEEE
802.11ac Wave 2 wireless deployment. The existing WLAN is IEEE 802.11a/n and has IEEE
802.11n and 802. 11a clients. The engineer must advise the customer about support for these older clients on the new APs. What happens with client compatibility?
  • 300-425 Exam Question 87

    Refer to the exhibit. Client A is roaming from AP1 on WLC1 to AP2 on WLC2. The client roams between two APs registered to two different controllers. The WLAN on the two controllers is on a different subnet. Which scenario explains the client's roaming behavior?
  • 300-425 Exam Question 88

    Where must the APs be mounted when used in a high-density wireless network to provide 6 dB to
    20 dB of attenuation to a cell?
  • 300-425 Exam Question 89

    A wireless engineer is using Ekahau Site Survey to validate that an existing wireless network is operating as expected.
    Which type of survey should be used to identify the end-to-end network performance?
  • 300-425 Exam Question 90

    An engineer must ensure that the wireless network can accomplish fast secure roaming by way of caching keys on the access points. Which key caching mechanism is enabled by default on a Cisco AireOS WLC?