Polycom RealPresence 4000 Administrator's Manual page 549

If Enable Roll Call option is selected:
20 To assign the audio file to the message type, in the Message File column, click the
If the Roll Call option is enabled, you must assign the appropriate audio files to all message types.
21 Click the arrow to open the Message File list and select the appropriate audio file.
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Select Enable Tones to enable the Tone Notifications option.
b
The dialog box changes to display the tone notification options and all Roll Call
options are disabled. In such a case, skip to step 22.
Select None to disable the Roll Call and Tone Notifications features.
c
appropriate table entry. An arrow appears in the Message File column.
Table 17-7 Conference IVR Service Properties - Roll Call Messages
Roll Call Message
Roll Call Record
Roll Call Joined
Roll Call Left
Roll Call Review
Description
Requests participants to state their name for recording, when they
connect to the conference.
Note: The recording is automatically terminated after two seconds.
A voice message stating that the participant has joined the
conference.
Note: In versions prior to 7.6, when the system flag
IVR_ROLL_CALL_USE_TONES_INSTEAD_OF_VOICE is set to
YES, the system does not playback the Roll Call names when
participants enter the conference. However, the voice message will be
played, unless it is replaced with tone file. In such a case, the use of
tones requires the uploading of the appropriate tone files in *.wav
format and replacing the Roll Call Joined message file with the tone
file.
A voice message stating that the participant has left the conference.
Note: In versions prior to 7.6, when the system flag
IVR_ROLL_CALL_USE_TONES_INSTEAD_OF_VOICE is set to
YES, the system does not playback the Roll Call names when
participants exit the conference. However, the voice message will be
played, unless it is replaced with tone file. In such a case, the use of
tones requires the uploading of the appropriate tone files in *.wav
format and replacing the Roll Call Left message file with the tone file.
Played when Roll Call is requested by the chairperson, introducing the
names of the conference participants in the order they joined the
conference.
Chapter 17-IVR Services
17-15