WiFi is a wireless network technology that uses a specific range of frequencies to limit the interference with other type of equipment and devices. In this article we provide the list of channels and frequencies of the ISM Band (2.4 GHz).
To be able to communicate with each other, all the components of a WiFi network must use the same channel. For a WiFi network in infrastructure mode, the channel be defined by the access point. However, most people use the default channel. Multiple networks sharing the same frequencies, in the same area, can lead to several problems:
For best results, you should configure your access point and clients based on the least used channel in your area. You can use the following softwares to list the WiFi networks and the channels being used,