42 Computer network configuration services; Design, development, programming, maintenance and customization of wireless and wireline computer networks; Design, development, programming, maintenance and customization of telecommunications equipment; Customer support services in connection with computer hardware, computer firmware and computer software and systems comprising computer hardware, computer firmware and computer software for use in interconnecting, managing and operating local and wide area networks and global computer networks, namely, computer network design services, computer consultation services, upgrading of computer software, computer system analysis and computer engineering services