Canceling KD Commands
To cancel KD commands use the following commands: 
- 
SYS RQ on the target keyboard (ALT-SYS RQ on enhanced keyboards)
- 
SYS RQ on the debugger (host) keyboard (ALT-SYS RQ on enhanced keyboards)
- 
CTRL+C on the target keyboard (for x86 platforms only)
- 
CTRL+C on the debugger (host) keyboard