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Full Discussion: Difference between console and ttys
Top Forums UNIX for Dummies Questions & Answers Difference between console and ttys Post 302326165 by vbe on Wednesday 17th of June 2009 08:21:44 AM
Old 06-17-2009
Normally when you connect to a unix machine, you open a terminal, the console (/dev/console) is usually a dedicated device for root to boot from, go in single user and do maintenance....
Things have changed since... Lets say if you were to boot a linux PC that doesnt start X or is in single user, it will display on the console...then once you started X it becomes somehow "virtual" but you could open a console session by opening a dedicated terminal: using
Code:
xterm -C -T console

I know Im far from being clear...
 

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LEARN ABOUT OPENDARWIN

sysmsg

sysmsg(7D)							      Devices								sysmsg(7D)

NAME

       sysmsg - system message routing to console devices

SYNOPSIS

       /dev/sysmsg

DESCRIPTION

       The  file  /dev/sysmsg routes output to a variable set of console devices.  Writes to /dev/sysmsg are always directed to the system console
       /dev/console, and are in addition directed to a set of auxiliary console devices managed by consadm(1M).

       Only root has permission to write to this device.

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Availability		     |SUNWcsr			   |
       +-----------------------------+-----------------------------+
       |Interface Stability	     |Stable			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       consadm(1M), syslogd(1M) , attributes(5), console(7D)

SunOS 5.10							    13 Oct 1998 							sysmsg(7D)
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