Polycom RMX 1500 Administrator's Manual page 566

Chapter 15-IVR Services
15-34
15 Click the Operator Assistance tab.
The Operator Assistance dialog box opens.
16 Select Enable Operator Assistance to enable operator assistance
when the participant requires or requests help during the connection
process.
17 In the Operator Assistance Indication Message field, select the audio
message to be played when the participant requests or is waiting for
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.
18 Click OK to complete the Entry Queue Service definition.
The new Entry Queue IVR Service is added to the IVR Services list.
For more information, see "IVR Services List" on page 15-2.