Polycom 4000, (RMX) 1500, 1800, 2000 12 If required, click the QoS tab.

RealPresence Collaboration Server (RMX) 1500/1800/2000/4000 Administrator’s Guide
Polycom®, Inc. 482
12 If required, click the QoS tab.
UDP Port from - to Displays the default settings for port numbers used for audio and video.
To modify the number of UDP ports:
•Enter the first and last port numbers in the range, and the range must be 1024
ports per media card.
•When ICE environment is enabled, the range must be 2048 ports per media
card.
If you do not specify an adequate port range, the system will accept the settings but will issue a
warning. Calls will be rejected when the Collaboration Server’s ports are exceeded.
Default IP Service – Conferencing – Ports Parameters
Field Description