9
Computer hardware and computer software and manuals sold as a unit, for the management, administration, and control by others of telecommunications systems, private branch exchange systems or call distribution systems; telecommunication and communications switches, routers and servers; Computer software for installing telecommunications systems and for training others in the use and operation of telecommunications systems
37
Installation, maintenance and repair of telecommunications systems and computer networks; Installation, maintenance and repair for others of communications systems, telecommunications systems and computer networks; installation and maintenance for others of hardware for both telecommunications systems and communications systems
38
telecommunications services, namely the supervision and monitoring of telecommunication systems, private branch exchange systems, and call distribution systems
42
Installation, maintenance and repair for others of computer software; technical support services, namely troubleshooting of problems with telecommunications systems, computer networks, computer software, and communications systems for others via telephone, email, and in person; telecommunications computer services, namely, the supervision and monitoring of telecommunication systems, private branch exchange systems, and call distribution systems; installation and maintenance for others of software for both telecommunications systems and communication systems