As others mentioned, the Lantronix xport product should do exactly what 
you want.  You connect to its serial DB9 conn and plug its RJ45 into 
your ethernet.  Reverse everything at the other end.  Needs a wall wart 
or some power source.

On 6/9/2010 1:07 PM, Bob Ammerman wrote:
> I have an application where I need to be able to have a remote serial port.
>
> The existing Windows application is expecting to talk to a COM port.
>
> The device it wants to talk to, which has a standard serial interface, is a
> long ways away.
>
> I am looking for a way to remote the serial port over TCP/IP.
>
> In other words, the product I am looking for would have two components:
>
> 1) Software that ran under Windows to provide a virtual COM port and
> redirect it to a TCP/IP connection.
>
> 2) A black box of some sort that would connect to an Ethernet cable and
> provide the remote serial port.
>
> Any ideas?
>
> Thanks,
>
> -- Bob Ammerman
> RAm Systems
>


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