[root@asterisk1 asterisk]# asterisk -r
Asterisk 1.2.14-BRIstuffed-0.3.0-PRE-1y-b, Copyright (C) 1999 - 2006 Digium, Inc. and others.
Created by Mark Spencer <markster@digium.com>
Asterisk comes with ABSOLUTELY NO WARRANTY; type 'show warranty' for details.
This is free software, with components licensed under the GNU General Public
License version 2 and other licenses; you are welcome to redistribute it under
certain conditions. Type 'show license' for details.
=========================================================================
Connected to Asterisk 1.2.14-BRIstuffed-0.3.0-PRE-1y-b currently running on asterisk1 (pid = 15697)
asterisk1*CLI> dial
No such command 'dial' (type 'help' for help)
asterisk1*CLI> Dial
No such command 'Dial' (type 'help' for help)
asterisk1*CLI>