Each day utilities install more and more intelligent devices as they automate their generation facilities, substations, and other assets. The resulting data is driving a convergence of IT and OT functions, enabling new levels of control. The devices typically communicate wirelessly using one of several technologies. The most reliable is 802.11 Wi-Fi-based mesh. The short white paper: Fine mesh: Mesh 802.121 wireless network connectivity provides a summary comparison of the main wireless technologies available.