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1.6 Originating Features
Do Not Disturb (DND) Override
Description
Allows the extension user to ring the other extension in DND mode by dialling "2" while
hearing the DND tone.
Conditions
• Class of Service
Class of Service (COS) programming determines the extension users who can perform
DND Override.
• What if a busy tone is heard after executing DND override?
If the extension user hears a busy tone after performing this feature, the other extension in
DND mode is busy.
In this case, the extension can perform the following features.
— Automatic Callback (Camp-on)
— Busy Station Signalling (BSS)
— Executive Busy Override-Extension
— Off-Hook Call Announcement (OHCA)
— Off-Hook Call Announcement (OHCA), Whisper
Programming Guide References
• 2.4 Class of Service (COS)
– DND Override
Features Guide References
1.8 Ringing Features
• Do Not Disturb (DND)
User Manual References
• 2.2.5 Calling without Restrictions
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Features Guide
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