Chapter 2. System Features
Universal Night Answer
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Response to the Trunk Callback alert tone must be within sixteen seconds
or Trunk Queuing will be canceled.
If a call arrives from an outside line while the Trunk Queuing feature is
activated, Trunk Queuing will be suspended for the duration of the
If you are engaged in another call on a different line for more than twenty
minutes after the desired outside line becomes available, that outside line's
assignment to you will be canceled.
The Trunk Queuing feature may also be used if you hear a busy tone when
trying to make a call using the Pooled Trunk Access feature.
Trunk Queuing can be used by all telephone types including SLTs and
During night mode, Universal Nght Answer (UNA) sends
an external ringer, such as a night bell.
As an alternative to
external paging speakers.
extension's Ciahs of Service allows UNA answer.
To answer a UNA call:
1. Pick up the handset.
The phone issues intercom dial tone.
night bell, WA can also be configured to ring
Section 700 - Operation