802.11

What frequency does 802.11n use?

You’re planning a wireless installation in a very populated area, and you’d like to perform an audit of existing wireless spectrum usage to avoid any conflicts. What frequency is used by 802.11n wireless networks?

CompTIA A+ 220-701: 4.3 – Wireless Networking

Wireless networks have numerous standards and communication methods, and there are extensive wireless configuration options. In this video, you’ll learn about all of the 802.11 wireless standards, the wireless encryption methods, and some of the most common wireless configuration options.

What is MAC filtering?

You’ve been asked to configure a wireless access point for use on the company network. As part of your overall security policy, you’ve been asked to enable MAC filtering as part of the configuration. What is MAC filtering?