4.3.39 Do Not Disturb (DND) Override
You can override the "Do Not Disturb (DND)" feature set on the other extension, if permitted
by System Programming beforehand.
Any T elephone
If you hear Do Not Disturb (DND) tone after making an intercom call;
DND tone
<PT Display Example>
101:
Conditions
• Class of Service
Class of Service (COS) programming determines the extension that can perform this
feature.
• If you hear a reorder tone after dialing 1, your extension is not permitted to execute "Do Not
Disturb (DND) Override" feature by System Programming.
• What if a busy tone is heard after DND override?
The other extension in DND mode is busy.
In this case, you may perform the following features.
— Automatic Callback (Camp-on)
— Busy Station Signaling (BSS)
— Executive Busy Override
Programming Guide References
[507] Do Not Disturb Override
[601] Class of Service
User Manual References
4.3.38 Do Not Disturb (DND)
User Manual
1
Wait for an answer and talk.
Dial 1.
DND
Station Features and Operation (PT/SLT)
139