42 Telecommunication consulting; planning, designing, optimizing, operating and managing telecommunications networks; consultancy and advisory services, design services, technical research, system design, network planning, frequency planning, traffic analysis, system optimization, engineering services, computer programming all relating to the planning, design, optimization, building, operating and management of telecommunications networks; consultancy and advisory services, all relating to electrical and electronic apparatus and instruments, telecommunications apparatus, instruments, networks and services, computers, computing, computer programs and computer programming; design services, technical research, system design, network planning, frequency planning, traffic analysis, system optimization; engineering services, all relating to telecommunications and networks; and computer programming