PRODUCT DESIGN SERVICES, NAMELY, DESIGN AND TESTING OF TELECOMMUNICATIONS SWITCHES; DESIGN AND TESTING OF COMPUTER HARDWARE AND COMPUTER PERIPHERALS FOR USE IN DATA NETWORK CABLING OPERATING SYSTEM APPLICATIONS, LOCAL AREA NETWORK SYSTEMS AND CLIENT/SERVER SYSTEMS; CUSTOM DESIGN AND ENGINEERING OF TELECOMMUNICATION SYSTEMS; DESIGN OF COMPUTER CABLING; DESIGN OF ELECTRONIC CABLING; DESIGN OF CABLE AND CABLING SYSTEMS; DESIGN OF COMPUTER CABLING, COMMUNICATIONS CABLING AND NETWORK CABLING SYSTEMS; DESIGN OF ELECTRICAL CONNECTORS FOR CABLES AND CABLING SYSTEMS; COMPUTER NETWORK DESIGN FOR OTHERS; COMPUTER PROJECT MANAGEMENT SERVICES; COMPUTER CONSULTATION SERVICES IN THE FIELD OF COMPUTER HARDWARE AND COMPUTER NETWORK SYSTEMS; DEVELOPMENT AND TESTING OF ELECTRONIC COMMUNICATIONS NETWORKS; TECHNICAL ADVISORY AND SUPPORT SERVICES RELATING TO THE AFORESAID SERVICES