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Computer hardware and software for testing and monitoring networks, applications being run on those networks, and networking equipment; Computer hardware and software for setting up and configuring networks; Computer hardware and software for network impairment emulation; Computer hardware and software for testing and measuring network impairment levels; Computer hardware and software for providing security to networks; Computer hardware and software to improve the performance of networks; Computer hardware and software for troubleshooting issues on networks; Computer hardware and software to provide access to monitor networks