M
MAC

Medium access control layer.

See also [access control layer]
MAC address

Unique identification number of each Wi-Fi device.

MAC filtering

Creating a secure Wi-Fi network by using the MAC address of each Wi-Fi device on the network (and only allowing devices with a known MAC address).

Mbps

Megabytes per second.

MHz

Megahertz. In a radio spectrum, 1 megahertz means one million vibrations per second.

modem

Short for modulator-demodulator. A modem is a device that lets a computer transmit data over telephone or cable lines, and connects your cable or DSL Internet service to your computer or your network.

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