Re: [OT] Resetting a serial port

[bob@proulx.com (Bob Proulx)]

csj wrote:
> Is there a way to reset a serial port without rebooting,
> (something like unplugging and replugging a USB device)?  Just
> this morning my modem appeared to go dead.  Despite trying out
> other programs like efax or minicom, aside from the usual pppd, I
> couldn't get the modem to return so much as a fax tone.  In
> desperation I decided to reboot and voila, I could use my modem
> again.

Run the setserial initialization script?

  /etc/init.d/setserial start

Save the state of the serial port and then you can restore it later?

  stty -g < /dev/ttyS0 > /var/backups/ttyS0.stty-g.out

Bob

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