Computer network design for others; computer consultation services; updating of computer software for others; computer systems analysis; providing technical consultation in connection with computer hardware, computer software, computer networking equipment, telephony systems, telecommunications equipment, IP telephony, and telecommunication systems, computer network design, storage design, security of networks, and voice and wireless communications; on line services, namely, providing information via computer networks in the fields of computer networking, computer networks, computer systems, computer and network security, cable television systems; technical consultation and research in the field of computer networks and network systems design