
1.7 Busy Line/Busy Party Features
1.7.4.3Off-hook Call Announcement (OHCA)
Description
An extension user can talk with a busy extension through the
Conditions
•COS programming determines which extensions can use this feature.
•This feature is available when the called extension uses one of the following telephones:
–
–
–
–
•If the
•The OHCA feature cannot be used in the following cases:
(a)COS or called extension's telephone type is not available for this feature.
(b)The called extension (DPT) is connected to a PC (PC Console or PC Phone) via the USB Module.
(c)The called extension (DPT) is in the Digital XDP connection.
The Call Waiting tone is sent to the called extension. ( 1.7.4.2 Call Waiting Tone)
•While an extension is receiving OHCA, if the extension user places the current trunk call on hold or transfers the current intercom call or trunk call, OHCA will become disabled and the calling extension will start to hear a ringback tone.
•While an extension is receiving OHCA, if the extension user places the current intercom call on hold, the called extension can talk to the calling extension through the handset.