(L3)

Installation of telecommunications systems

data and voice telecommunications; telecommunications services, namely, ISDN services; providing telecommunications connections to a global computer network; communications services, namely, providing network access points through which information on the global computer information network passes from one global computer information network service provider to another; telecommunications services, namely transmission of voice, video and data by electronic means; telecommunications services, namely, the integration of voice and data for transfer over an asynchronous transfer mode network; telecommunications services, namely transmission of voice, video and data via radio frequency, fiber optic networking and video monitoring; telecommunications services, namely, voice mail services