ABC Company is planning to install a new 802.11ac WLAN, but wants to upgrade its wired infrastructure first to provide the best user experience possible. ABC Company has hired you to perform the RF site survey. During the interview with the network manager, you are told that the new Ethernet edge switches will support VoIP phones and 802.11 access points, both using
802.3 PoE.
After hearing this information, what immediate concerns do you note?

When antenna gain is reported in dBI, the gain of the antenna is compared to what theoretical antenna?

You are troubleshooting a WLAN problem and you suspect hidden node as the cause. What should you look for in a protocol analyzers?

What feature was introduced in the 802.11h amendment in order to uphold regulatory requirements for 5 GHz operations.

What is the most effective method for testing roaming in relation to 802.11 VoIP handsets?