A wireless phone user is having roaming difficulties and is experiencing gaps in the conversation while roaming. WLC WLAN is configured as IEEE 802.1X and WPA2 and Aironet information element.
What should be configured to fix the problem?
A. IEEE 802.1X with Cisco Centralized Key Management
B. IEEE 802.1X EAP-FAST
C. DHCP required and DHCP proxy on WLC
D. WPA1 and PSK
