Computer hardware products development services, namely, development of computer appliances and computerized tools; computer hardware component development services, namely, development of application specific integrated circuit chips and system-on-chips; computer network product development services, namely, development of network monitoring devices, network routers, network management systems, network security devices, and network security management systems; computer software products development services, namely, development of new software, technical consultation for complete software solution services, technical consultation for computer products and services, technical consultation in the field of computer software installation and maintenance, and software support services; computer support services, namely, technical support in the nature of trouble shooting of computer hardware and software problems, monitoring network systems, and providing back-up computer software and hardware; computer software update services, namely, providing on-line downloadable software applications for computers; computer software design for others; network security services over a global computer communication network, namely, preventing computer virus and services attacks through software and hardware systems, and network recovery after a virus attack