Polycom RMX 1500 Administrator's Manual page 727

a
In the RMX menu, click Setup > Video/Voice Port
Configuration.
The Video/Voice Port Configuration dialog box opens.
b
In the Resource Capacity Mode box, click Fixed.
Capacity Mode Radio Buttons
c
Click OK.
2 In the RMX menu, click Setup > Video/Voice Port Configuration.
The Video/Voice Port Configuration dialog box opens.
Number of Resources allocated
to each type
On the RMX1500 MPMx-Q assembly, the use of HD with Continuous Presence
requires an additional license. In the Resource Report and Resolution
Configuration panes, HD settings are displayed but are not enabled and if HD is
selected the system will enable SD by default.
Polycom RMX 1500/2000/4000 Administrator's Guide
Maximum Number of Resources
from License and Hardware
19-63