Software and hardware in the field of data communications, namely, computer hardware and software used for network management, network and cable testing, network and application performance monitoring and testing

Software and hardware in the field of data communications, namely, computer hardware and software used for network management, network and cable testing, network and application performance monitoring and testing

Computer software in the field of data communications, namely, computer software used for network management, network testing, network and application performance monitoring and testing

Computer software and hardware in the field of data communications, namely computer hardware and software used for network management, network testing, network and application performance monitoring and testing

Computer software [ and hardware ] in the field of data communications, namely, computer [ hardware and ] software used for network management, network testing, network and application performance monitoring and testing