Enabling all available ttys if available console

[Glen Barber]

On Mon, Oct 19, 2015 at 05:12:15PM +0000, Glen Barber wrote:
> Hi,
> 
> For several months now, I have been contemplating enabling all active
> ttys on the system by 1) changing the defaults from std.9600 to 3wire,
> and 2) setting ttyu{0,1,2,3} from 'off' to 'onifconsole'.
> 
> The only drawback to doing this that I can think of is it could open
> a potential attack vector, however this would require physical access to
> the system.
> 
> The benefit to doing this is the system would be accessible via ttys
> other than ttyu0 by default, which unless there is someone with local
> access to the system, is painful for administrators to gain console
> access remotely by default.
> 
> Are there objections to changing the default, or have I missed something
> larger in this proposed change?
> 

I should have also added that the change I propose is the default for
all architectures except amd64, i386, pc98, and mips.  This would
effectively enable the same behavior across all architectures.

Glen

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