How WiFi Works - Deepstash
Understanding WiFi

Many cities use WiFi to provide free or low-cost internet access to people. WiFi networks are easy to set up, inexpensive and unobtrusive.

 A wireless network uses radio waves, just like cell...

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Radios used for WiFi connections are similar to radios used for walkie-talkies or cellphones - they transmit and receive radio waves. They can change 1s and 0s into radio waves or from radio waves ...

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  • 802.11b is inexpensive and the slowest. It transmits in the 2.4 GHz frequency band and can handle up to 11 megabits of data per second. It uses complementary code keying (CCK)...

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  • 802.11ac operates at 5 GHz and is backwards compatible with 802.11n, with n on the 2.4 GHz band and ac on the 5 GHz band. It can transmit on up to eight spatial streams and pu...

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WiFi hot spots

A WiFi hot spot is used to refer to wireless networks that are accessible in public areas.

You can use your own cell phone to create a mobile hot spot or set up a WiFi network at home. If you...

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Building a wireless network

You can create a wireless network with a wireless access point. For this, you'll need a wireless router. 

A router contains the following:

  • A port to connect to yo...

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Using the web interface, you can select:

  • The name of the network, known as the service set identifier (SSID). The default is often the name of the manufactu...

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Use one or more of the following methods to keep your network private:

  • WiFi Protected Access version 2 (WPA2) is the recommended security standard for WiFi networks and ...

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