L210: Advanced Linux System Administration I

Commands and filenames will ... /dev/ttyS# An RS-232 serial port. /dev/pts/# A text-mode session in a pseudo-terminal (remote login session, X text-mode console, etc.) /dev/lp# A parallel port. /dev/usb/lp# A USB printer. /dev/bus/usb/* USB devices. /dev/snd/* Sound hardware. /dev/input/* Human input devices (primarily mice). /dev/zero Accepts and discards all input; produces continuous stream ... ................
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