Polycom RealPresence 1500 Administrator's Manual page 1097

POCN Polycom, Microsoft and Cisco Infrastructure. Solution Architecture components
Component
Exchange 2010 SP2
Outlook 2007
Outlook 2010
Cisco
CUCM
Cisco Unified Personal communicator
Cisco Unified IP Phones 7960, 7961, 7962, 7965, 7975
CTS
C90, C20
The following are not supported:
● In the Lync environment:
 Sending or receiving Content.
 Dial-out to Lync clients.
 Presence of VMRs
● In the Cisco environment:
 TLS and SRTP
 OBTP
Polycom®, Inc.
Appendix I - Polycom Open Collaboration Network (POCN)
Version
14.2.247.5
12.0.6557.5001 SP2
14.0.6112.5000
8.5, 8.6.2
8.5(2),8.5(5)
CUCM 8.5 / CUCM 8.6(2) Compatible
1.7.4, 1.8.1
TC5.0
1067