[ILUG] Serial Port Logging

[Colm Mac Cárthaigh]

On Wed, Sep 19, 2001 at 12:18:26PM +0100, Adrian Flynn wrote:
> Niall
> 
> Thanks for your reply, however the printer concerned is not on a linux
> machine, and uses non standard print routines, therefore it cannot be
> captured at source. This is why I was planning on taking the serial cable
> which is currently plugged in to the printer and attaching this (with
> suitable plug modifications) to ttyS0 and linking ttyS1 to the printer with
> another cable. The data would then be routed through the Linux machine, be
> logged, and then continue on its merry way ;-)
> 
> One possible option might be:
> 	cat /dev/ttyS0 |tee -a /var/log/printerlog >/dev/ttyS1
>

no way would that work, it's a two way thing, it's going to
have to do duplex. And no need for cat in that cmdline btw
;P

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