Polycom RMX 1500 Administrator's Manual page 244

Chapter 5-Entry Queues, Ad Hoc Conferences and SIP Factories
5-12
Entry Queue
>> In the New Entry Queue dialog box, select IVR Service Provider Only.
— Enter the Entry Queue ID that will be used by the DMA to
forward the SIP calls to this Entry Queue.
— Select the special Entry Queue IVR Service if one was created.
— Ad Hoc, Cascade and Enable ISDN/PSTN Dial-in options should
not be selected with this type of Entry Queue.
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