Network monitoring and troubleshooting is hard. TotalView makes it easy.
This means every device on your network, and every interface on every device is automatically analyzed for performance, errors, QoS, and configuration.
A file manager for the Unix terminal.
Unlike most file managers out there, based on the TUI, CliFM is entirely based on command-line. It is also ultra-lightweight, lightning fast, extensible, and written in C.