42 Technical consultation and assistance in the field of avionics; Information technology consultation in the fields of submarines and ships, mobile and fixed site earth-based facilities, satellites and related information systems, namely, information security, communications, microwave products and telemetry and instrumentation; Designing computer systems for software integration, maintenance and user-information services, operation support systems for software integration, maintenance and planning support services and provisioning, and provisioning control support services for satellite control networks, real-time defense communications systems, and real-time defense intelligence collection systems; Designing computer systems for engineering support for satellite launches, deployed communication systems and deployed intelligence collection systems; Consultation and technical assistance in the fields of customization of computer hardware and software products; Consultation and assistance with computer program management services, computer site management services, and deployment and management of wireless communications networks of others and communications link management services; Technical support services, namely, troubleshooting in the nature of diagnosing and testing computer hardware and software problems; Providing an interactive web site that enables users to enter, access, monitor and generate designed strategic and tactical signal intelligence information reports