Nortel 1230 User Manual page 162

Terms you should know
programmable layers. These keys are also used to configure
parameters in the
Special dial tone
The three consecutive tones followed by dial tone that you hear
when accessing IP Phone features.
Station Control Password (SCPW)
Enables security features on your IP Phone to prevent others
from making calls from your IP Phone and to prevent access to
protected features (for example, Remote Call Forward).
Status Messages
A message displayed to inform the user of important information.
A right arrow appears if more than one Status Message is
present. Examples of Status Messages include: Message
Waiting, All Lines Forwarded to: 6453, Do Not Disturb On, Ring
Again active, and Ringer is OFF.
System or Switch
Your office communication system.
Switchhook
A button on which the handset presses down, disconnecting your
call when you replace the handset. The handset (when lifted)
releases the switchhook, and you either answer an incoming call
or you receive a dial tone to make a call.
User interface
Screen displays that interact with the end user as a result of an
action or event.
Visual Alerter/Message Waiting indicator
An LCD or an LED that flashes to indicate that a message is
waiting or when the ringer is on.
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Telephone Options menu.