Technical support, namely, monitoring of network systems, providing backup computer programs and facilities and troubleshooting of computer hardware and software problems via telephone, e-mail and/or in person; monitoring of communications and computer networks; design of computer systems; computer consultation; computer diagnostic services; updating of computer software; technical consulting and engineering services, namely, providing consultation in the field of information technology, telecommunications, wireless communications, and communications and computer networks and advising on benefits of using communications networks, computer networks and the global computer information network; integration of computer systems and networks; communications and computer network security consulting; monitoring the computer systems of others, namely, engineering, assessment, implementation, firewall deployment, monitoring, management and intrusion detection; communications and computer network audit; communications and network audits; communications and computer network design