> When I telnet my board and run the following command:
quoted text
> ---- root:~> stty -F /dev/ttyS0 -crtscts
> 
> I got the following result from the console of my board:
> ---- root:~>new_termios flag: 0x1cb1, old_termios flag: 0x80001cb1
> 
> That's correct. CRTSCTS flag is clear
> 
> But when I type "ENTER" key on the console, I got:
> ----root:~>new_termios flag: 0x80001cb1, old_termios flag: 0x1cb1

What code is running on that console at the time. Most likely that user
code is also saving/restoring terminal settings so overwrite yours
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