Polycom VVX 500 series - Paging; How do I make a zone page that is broadcast through the phone speakers?

End User Training Participant Guide
Polycom VVX 500 and 600 Series Phones
19
If I’m already on two calls, how do I join them into a conference call?
When you are on one active call and have another caller on hold, or you have
two callers on hold:
1. Tap More.
2. Tap Join.
Notes
Call Park
How do I park a call?
Call Park allows you to place a call on hold so it can be retrieved from any other
ENA SmartVoice phone in your building.
1. Tap More.
2. Tap Transfer.
3. Dial *98. You will hear a message telling you on which orbit the call is
parked and prompting you to complete the transfer.