There are a bunch of programs out there, that can get you connected to a serial port of a switch, but using screen was the best and easiest solution I've found. Works perfectly in the CLI, can be run in the background, and easy to set up - if it is not already installed. It worked with various combinations of serial-to-usb-cables, Cisco switches, and Linux machines. Let us start with the command itself: sudo screen /dev/ttyUSB0 9600sudo screen - run screen as sudo /dev/ttyUSB0 - the tty numbe...