Roslyn Heights, New York-based Cheyenne Software Inc has formed a new subsidiary, Cheyenne Communications, to serve the demands and needs associated with the local network communications market: Cheyenne Communications will develop and market such software as facsimile services, data transmission and other communications applications that will integrate within the client-server model, starting with Cheyenne’s existing FAXserve file server-based, automated networked facsimile service system.