[ale] RFC2217 serial driver

[Chris Fowler]

They implement their own protocol, but it is an example. 

----- Original Message -----

> From: "Alex Carver" <agcarver+ale at acarver.net>
> To: ale at ale.org
> Sent: Tuesday, December 23, 2014 10:25:16 PM
> Subject: Re: [ale] RFC2217 serial driver

> Have you checked the drivers provided by Comtrol (www.comtrol.com)
> especially for their DeviceMaster serial devices? Those should do what
> you're looking for.

> On 2014-12-23 12:27, Chris Fowler wrote:
> > Has anyone used any RFC2217 type serial driver for Linux? Possibly a
> > terminal server manufacturer has one?
> >
> > RFC2217 is a standard where ioctl() calls on the TTY are sent over TCP to
> > the terminals erver and implemented there. If you change the speed
> > of the TTY then the speed will change on the terminal server.
> >
> > Serial over Ethernet usig pseudos is not the same thing. This setup is
> > inferior to RFC2217 because TTY settings are not sent. If you toggle RTS
> > on the pseudo
> > then that event is not executed on the remote server. I have implementation
> > of RCF2217 servers running in Linux.
> >
> > The driver design is a RFC2217 client with TTY driver in the kernel.
> >
> > If I could find a reference TTY driver implementation in Linux, maybe a
> > pseudo one, then it might be possible I could implement the RFC2217 piece.
> >
> > Chris
> >
> >
> >
> >
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