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# Linux setserial Command [ Linux Command Manual](#) The Linux setserial command is used to set or display information related to serial ports. setserial can be used to set serial ports or display current settings. ### Syntax setserial **Parameter Description**: * -a Display detailed information. * -b Display summary information. * -g Display information related to the serial port. * -G Display information in a command list format. * -q Display less information during execution. * -v Display more information during execution. * -V Display version information. * -z Before setting, first clear all flags. ### Examples Display serial port information # setserial -g /dev/ttyS2 /dev/ttyS2, UART: unknown, Port: 0x03e8, IRQ: 4 [ Linux Command Manual](#)