[ale] RFC2217 serial driver

Alex Carver agcarver+ale at acarver.net
Tue Dec 23 22:25:16 EST 2014


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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