P a g e | 229
UCM630X Series User Manual
Version 1.0.2.25
To use this feature, log in UCM Web GUI and navigate to Call FeaturesIVRCreate/Edit IVR: IVR Black/White
List.
If the user selects “Blacklist Enable” and adds extension in the list, the extensions in the list will not be
allowed to be reached via IVR.
If the user selects “Whitelist Enable” and adds extension in the list, only the extensions in the list can be
allowed to be reached via IVR.
Figure 143: Black/White List