Appendix C Functional Description C-9
protocol. If the workstation sends the BREAK signal, it is ignored by the network
terminal concentrator. Additionally, the concentrator does not send the BREAK signal
upon powering off.
C.3.3 Disabling the Keyboard Abort on the Server
This procedure configures the server to ignore the BREAK signal.
● As superuser, open a terminal window and disable the keyboard abort. Type:
● To re-enable keyboard abort, type:
Note – You must reconfigure the keyboard abort after a server power cycle.
C.3.4 Disabling the Tip Connection on the Server
● To disable the Tip connection, turn the server key switch to the lock position.
This action prevents any serial communication with the server. To re-establish serial
communications, turn the key to the unlock position.
# kbd -a disable
# kbd -a enable