You are an administrator at Certkiller .com. Certkiller .com wants you to install an 802.11g WLAN
that supports fast roaming for 802.11b IP phones. The ability to troubleshoot reassociations that
are delayed or dropped during roaming is a requirement. Of the following, which is the most costeffective system that you can apply to meet Certkiller .com’s troubleshooting requirement?

A.
WLAN protocol analyzer software on laptop computers

B.
WLAN switch with integrated WIPS

C.
WLAN switch with dual lightweight 802.11a/b/g radios

D.
Autonomous (thick) access points with a WIDS overlay system

E.
Hybrid WLAN switch with integrated RF planning tool