The Canadian who led the efforts of Avaya Inc. to build the communications network for use by athletes, journalists, volunteers and others directly involved with the recent Winter Olympics in Sochi, Russia, said the project was a success. “We’re pretty proud at how it went, from an Avaya perspective,” Dean Frohwerk, Avaya’s director of technical architects, said in a phone interview. Frohwerk, who works out of Ottawa, led a team of about 50 employees that over the past three years put together a WiFi network, Internet-protocol television system and information...