42 Design of computer hardware, integrated circuits, communications hardware and software and computer networks for others; providing planning and engineering services in the field of information and communications networks; integration of computer systems and networks; computer network design and computer software design for others; computer software design, computer programming, and maintenance of computer software; consulting services in the field of design, selection, implementation and use of computer hardware and software systems for others; custom design and engineering of telephony systems, cable television systems and fiber optics; design and development of networks; design and maintenance of computer sites for third parties; design for others in the field of computers and telecommunications; design for others in the field of computer networks, software, and engineering; design for others of integrated circuits and integrated circuit cores for use in wireless communications and wireless communication equipment and apparatus and digital signal processors (DSP); design of computer hardware, integrated circuits, communications hardware and software and computer networks for others; design of computer networks and software for others for the telecommunications industry; design, creation, hosting and maintenance of internet sites for third parties; e-mail system design and implementation for others; providing planning and engineering services in the field of information and communications networks; planning, development and technical support of electronic communications networks; Computer disaster recovery planning for others; computer security services, namely, restricting access to and by computer networks to and of undesired web sites, media, individuals and facilities; communication technology help and support services, namely, troubleshooting of computer hardware and software problems; communication technology help and support services in the nature of computer monitoring services, namely, tracking hardware performance and processes and sending out historical reports and alerts