User's Manual

Polycom® RealPresence Collaboration Server (RMX) 1500/2000/4000 Administrator’s Guide
4-54 Polycom, Inc.
Indication Threshold Values
The default Major and Critical indication threshold values can be modified by manually
adding the following System Flags and modifying their values as required.
For more information see "Manually Adding and Deleting System Flags” on page 22-19.
Guidelines
Network Quality icons are displayed for:
• The Video Channel only in AVC Conferencing Mode.
Content, Audio and FECC Channel quality issues are not indicated.
• The participant’s own endpoint:
— Network Quality icons are displayed by default and can be disabled
— For media transmitted to and received from the Collaboration Server (Video in / Video
out).
• Participants displayed in the cells of the conference Video Layout:
— Network Quality icons are not displayed by default and can be enabled
— The media transmitted from the endpoint to the RMX (Video in).
Network Quality icons:
• Are supported with MPMx cards only
• Are not supported in:
— SVC Conferencing Mode
— AVC - Video switched conferences
Customizing Network Quality Icon Display
Display of the Network Quality icon can be customized for the following:
• The participant’s own endpoint
• Participants displayed in the cells of the conference Video Layout
Table 4-14 Network Quality Icon - Indication Threshold Flags
Flag Description
NETWORK_IND_MAJOR_PERCENTAGE The percentage degradation due to packet loss
required to change the indicator from Normal to
Major.
Default: 1
NETWORK_IND_CRITICAL_PERCENTAGE The percentage degradation due to packet loss
required to change the indicator from Major to
Critical.
Default: 5