What does MAC filtering in a wireless network allow devices to do?
  1. Trace where connection request come from.
  2. Show who is on a network.
  3. Allow or reject access based on the physical address.
  4. Allow only certain devices to see the SSID.
Explanation
Answer: C - MAC filtering allows the WAP the ability to accept or deny connections based on the client device’s hardware (or MAC) address.

Key Takeaway: One can make a very secure network by using MAC filtering. If you know the hardware, or MAC, address of all the devices that will be connecting, all other devices can be excluded.
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