CyberData Corporation
3 Justin Court, Monterey, CA 93940
www.cyberdata.net
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RING CENTRAL CONFIGURATION GUIDE: SIP PAGING ADAPTER (SPA)
Doc. 931050B Page 51
The Polycom Group Paging multicast IP address and port number is used for both Group
Paging and PTT modes on a Polycom IP phone running UC Software version 4.0 and
higher.
Figure 8-3. Polycom IP Phone – Paging/PTT Configuration
The following settings should be configured under Group Paging Configuration:
• Payload Size = 20 ms
• Codec = G.711Mu