Which two statements are true?

Refer to the exhibit.

This screenshot is an EAPOL exchange from an 8821 wireless IP phone performing a roam using WPA2+AES+PSK WLAN in a CUWN solution.

Which two statements are true? (Choose two.)
A . The capture snippet indicates a phone performing a slow roaming. This usually reflects as robotic, or choppy audio instance due to 1 second delay between M1 and M2 exchange.
B . Enabling WPA2+CCKM (instead of WPA2+PSK) helps to avoid these EAPOL key exchanges and provides a better roaming experience.
C . Migrating from WPA2+AES+PSK to WPA2+AES+802.1X EAP-FAST helps to avoid these EAPOL key exchanges and provides a better roaming experience.
D . Enabling scam mode from default continuous to auto under the CallManager settings for the 8821 phone helps to avoid these EAPOL key exchanges and provides a better roaming experience.
E . The capture indicates a phone performing a regular roam. A 1 second roaming delay is standard expectation from 8821 wireless IP phones while on call.

View Answer

Answer: BC