S

computer hardware 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

installation for others of computer networks; maintenance for others of computer networks; repair of telecommunications equipment; repair of computer networks; repair of communications equipment; installation and maintenance for others of hardware and software for both telecommunications systems and communication systems

installation for others of computer software; maintenance 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 and 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