Polycom RMX 1500 Administrator's Manual page 559

27 Click the Operator Assistance tab.
The Operator Assistance dialog box opens.
28 Select Enable Operator Assistance to enable operator assistance
when the participant requires or requests help during the connection
process to the conference or during the conference.
29 In the Operator Assistance Indication Message field, select the audio
message to be played when the participant requests or is waiting for
the operator's assistance.
If the audio file was not uploaded prior to the definition of the IVR Service or if
you want to add new audio files, click Add Message File to upload the
appropriate audio file to the RMX.
30 Click OK to complete the IVR Service definition.
The new Conference IVR Service is added to the IVR Services list.
Polycom RMX 1500/2000/4000 Administrator's Guide
15-27