Re: keystroke ctrl+s freezes terminal/console

[Shawn Lamson <shawn.lamson@verizon.net>]

On Tue, July 15 at  7:51 AM EDT
Rick Pasotto <rick@niof.net> wrote:

<snip>
>> >> I have noticed that pressing ctrl+s in console or xterm suspends
>> >> input... I have not figured out how to successfully get out of that
>> >> situation.  Is there a graceful way?  What is the purpose of ctrl+s
>> >> ( i believe I have the emacs style command line editor )?  How can
>> >> I disable ctrl+s or alter it so that it does not freeze my
>> >> console/xterm? 
>> >> 
>> >> Thanks for any help.
>> >> 
>> >> Shawn Lamson shawn.lamson@verizon.net
>> >
>> >ctrl+q.
>> >
>> >A
>> 
>> Thanks it works - can you give me a little detail on what this is?  Is
>> in fact a "suspend"... what is its purpose? Again, thank you,
>
>It's part of the serial protocol. Before TCP/IP receiving devices had to
>stop receiving every so often in order to catch up. It's really a legacy
>from the time when output devices were serial devices. It was also a
>frequent help desk call when users had 'dumb' serial terminals.

Thanks to Anthony, Rick and Rogier (who pointed out it suspends only output, not
input).

Shawn Lamson
shawn.lamson@verizon.net