Installation, maintenance, and repair of computer hardware and computer systems, not including installation, maintenance and repair of computer software

Infrastructure as a Service (IaaS) services in the nature of providing virtual computer systems, virtual computer environments, and electronic storage of data through cloud computing; Infrastructure-as-a-service (IaaS), namely, providing temporary use of computer hardware, computer networking and storage equipment, and virtual firewalls to others on a subscription or pay-per-use basis; Remote computer backup services; Technical support services, namely, troubleshooting in the nature of diagnosing computer hardware and software problems; Providing on-line, non-downloadable software for accessing, administering, supporting, and managing virtual infrastructure resources; Monitoring technological functions of computer systems, namely, computer systems security monitoring, network intrusion detection, and network intrusion prevention services; Computer anti-virus protection services; Computer disaster recovery services; Monitoring of computer systems to ensure proper functioning; Installation, maintenance, and repair of computer software as a part of computer systems