You are a network technician for a consulting company. A small company with several wireless access points has been experiencing intermittent outages for employees near the break room. What is most likely the cause?
Answer Description
Microwave ovens operate on the 2.4 Ghz frequency, same as most WiFi networks. The intermittent outages are likely being caused by people using the microwave oven in the break room.
Wikipedia
Microwaves are a form of electromagnetic radiation with wavelengths ranging from one meter to one millimeter; with frequencies between 300 MHz (100 cm) and 300 GHz (0.1 cm). Different sources define different frequency ranges as microwaves; the above broad definition includes both UHF and EHF (millimeter wave) bands. A more common definition in radio engineering is the range between 1 and 100 GHz (wavelengths between 300 and 3 mm). In all cases, microwaves include the entire SHF band (3 to 30 GHz, …
Microwave - Wikipedia, the free encyclopedia