IEEE 802.11 defines how data packets are transmitted over air.
Protocol |
Speed |
802.11a |
54 Mbits/Sec, 5 GHz |
802.11b |
11 Mbits/Sec, 2.4 GHz |
802.11g |
54 Mbits/Sec, 2.4 GHz |
802.11n |
600 Mbits/Sec 5 or 2.4 GHz |
WLANs use Access Points to connect nodes to Internet.
WLANs typically use WPA2 (WiFi Procted Access) protocol to secure communication.
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