Resetting a serial port

Matthias Apitz guru at
Tue Mar 19 20:05:53 UTC 2019

Am Dienstag, 19. März 2019 19:39:07 CET schrieb Polytropon 
<freebsd at>:
> On Tue, 19 Mar 2019 17:57:41 +0100, Andrea Venturoli wrote:
>> I've got a box connected to an hardware device through a serial port.
>> This is a real RS-232 on the motherboard, not an USB adapter.
>>  From time to time, the serial port will got stuck and stop 
>> communicating with the device.
>> This is not a problem with the device, as powering it on and off won't 
>> help. Instead rebooting the whole FreeBSD server will solve.

What software is running on that serial interface? What is the exact device 


Sent from my Ubuntu phone

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