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Definition: wireless heat map
A diagram of signal strength in a Wi-Fi network. Using a wireless monitor tool, a visual map of a workplace gives the network administrator invaluable knowledge about how to adjust the access points (APs) for better coverage.
A Wireless Heat Map
The Network Atlas function in the SolarWinds Network Performance Monitor (NPM) tests Wi-Fi signals and creates a heat map overlaid onto the office floor plan. This visual is a sure way to know that new APs and location changes are helping. (Image courtesy of SolarWinds WorldWide LLC, www.solarwinds.com)