Los Angeles-based XCast Labs, which provides voice-over-IP software for cable and telecom companies, disclosed two wins this morning, saying that it is providing services to S. Bryer Communications and Florida Cable as customers. SBC offers cable television, high speed internet, and VoIP services to customers in Mt. Orab and Vernon, Ohio; Florida Cable serves 40,000 homes in Florida's Lake County. Financial impact of the wins was not disclosed. XCast is venture backed by Siemer and Associates, Frontera Capital and the Pasadena Angels.