What is the most likely cause of this problem?

You use 802.1X/EAP for all WLAN authentication in your network. You have several VoIP handsets that work well until they have to roam from one AP to another.

When they roam, calls are often dropped or call quality is significantly diminished.

What is the most likely cause of this problem?
A . Wrong passphrase entered on the VoIP handsets
B . Non-implemented roaming features on the APs
C . Wrong SSID used by the VoIP handsets
D . Wrong certificate installed on the VoIP handsets

View Answer

Answer: B