[CentOS] is it possible to login to a switch via RS232 / serial port from the shell?

John R Pierce pierce at hogranch.com
Sun Jun 22 06:59:42 UTC 2008

Rudi Ahlers wrote:
> Hi all
> I have a problem switch in our data centre, which is connected to a 
> linux server via a serial cable. I know I can / could access the 
> switch from my Windows PC back at the office, using hyperterm, but 
> trying to access it using minicom just doesn't seem to work.
> I have changed the comms in minincom to use /dev/tty0 & the baud rate 
> to 9600, yet I can't seem to connect with minicom. Does anyone know 
> how to connect to a serial device from the console?

try /dev/ttyS0 or /dev/ttyS1 for the serial ports. 

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