Computer software for use in network operational support and management in the field of computing and communications systems management
Electrical and Scientific ApparatusInstallation and maintenance of computer networks in the field of telecommunications systems management
Building Construction and Repaircomputer training services in the use and operation of computer software systems and computer networks in the field of telecommunications systems management
Education and EntertainmentInstallation and maintenance of computer software in the field of telecommunications systems management; computer software systems and computer networks design, customization, and support services for others in the field of telecommunications systems management; consulting services concerning computer software systems and computer networks in the field of telecommunications systems management
Computer and Scientific