From the net: How WiFi Connection Works

 

WiFi Connection

To understand how WiFi clients connect to a network, we need to familiarize with two key processes. The first one is WPA supplicant, where WPA stands for ‘WiFi Protected Access’. The second one is the DHCP client, in which DHCP stands for ‘Dynamic Host Configuration Protocol’.

To illustrate how wifi connection works, the article will cover the following topics:

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• Intro to Wi-Fi Networks
• 802.11 Authentication and Association
• The 4-way Handshake Phase
• WPA Supplicant
• Getting a DHCP address via D-O-R-A
• DHCP logs
• Wi-Fi monitoring with NetBeez

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