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Re: USB "null modem" cables and related Linux driver questions




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On Fri, Jun 01, 2018 at 08:27:13AM +0200, deloptes wrote:
> Richard Owlett wrote:
> 
> > I have two computers with USB ports.
> > I wish them to communicate as simply as mid-20th-century computers did.
> > Then we used RS232-C with a null modem &/or  appropriate software
> > software at both ends.
> > 
> 
> J., why not take a crossover cable - all pcs have now ethernet port

FWIW these days, most devices are capable of doing the crossover thing
automatically [1], so you can just use a straight cable. From personal
experience, I haven't needed a crossover cable the last ten years (and
I do muck around with oldish hardware).

Cheers

[1] https://en.wikipedia.org/wiki/Medium_Dependent_Interface#Auto_MDI-X

- -- tomás
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