Dec 12 (Reuters) - Etherstack Plc ESK.AX -
* Has won a network expansion contract with Atco Electric
* Etherstack announces new us$3 mln Canadian expansion order
* Current deliveries, additional phases and recurring support revenues are expected to generate about us$3.1mln in total over next 4 to 5 year timeframe Source text for Eikon: ID:nASX4S9Fq3 Further company coverage: ESK.AX