Polycom 1500 Administrator's Manual page 193

RealPresence Collaboration Server (RMX) 1500/1800/2000/4000 Administrator's Guide
To Select the Customized Content Rate:
Customized Content Rate is enabled in the Profile - Video Quality dialog box.
1 In the Content Settings list, select Customized Content Rate.
When selected, a drop-down menu of the available Conference Content Rates is displayed. These
Content Line Rates are based on and will vary according to the selected Conference Line Rate.
The largest selectable Content Line Rate is 66% of the Conference Line Rate.
If the Conference Line Rate is 64kbps or 96kbps, the only available Conference Content Rate is 0,
indicating that Content is not supported at these rates.
2 Select the required content rate.
When selecting a Conference Line Rate (after selecting Customized Content Rate) that is too low for
the selected Customized Content Rate, the following error message is displayed:
"The selected content line rate should be modified. To update content line rate press Cancel. To
return to automatic mode (Graphics) press OK."
"The selected Conference Line Rate is too low to support the selected Content Line Rate. Click
Cancel and reconfigure either of the Line Rates or click OK to return to the default Content Setting."
You can then modify either the Content Line Rate or the Conference Line Rate or select another
Content Setting option.
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