Telecommunication Privatization 9 Computer network protocols 8 Switching systems 8 Technological innovations 8 Social aspects 7 Mobile communication systems 6 Traffic 6 Information technology 5 Management 5 Marketing 5 Wireless communication systems 5 Government policy 4 Security measures 4 Asynchronous transfer mode 3 Computer networks 3 Economic aspects 3 Employees 3 Fiber optics 3 Internet 3 Quality control 3 Telecommunication systems 3 Traffic Management 3 Training of 3 Case studies 2 Cell phone services industry 2 Communication and technology 2 Comparative studies 2 Computer security 2 Consumer satisfaction 2