LonTalk's a protocol optimized for control created by Echelon Corporation for networking devices over media such as twisted pair, powerlines, fiber optics, and RF. It's popular for the automation of various functions in industrial control, home automation, transportation, and buildings systems such as lighting and HVAC; see Intelligent building. LonTalk's part of the technology platform called LonWorks. LonTalk's defined by ANSI Standard ANSI/CEA 709.1. The LonTalk protocol has been ratified by… (More on Lontalk)