Block or Limit Dialing to Specific Extensions through an IVR

This topic describes how to restrict callers from direct dialing to extensions through an IVR.

Scenarios

An IVR can be used as a simple way to screen and answer incoming calls or direct callers to a specific destination. For the following scenarios, you may need to restrict callers from directly dialing extensions through an IVR.

Scenario 1: Blocking dialing to a boss's extension
There is an IVR which allows callers to reach all the extensions in your office; but the boss only wants to answer calls forwarded by the secretary.
Scenario 2: Limit dialing to a specific department
There is an IVR specially set up for Sales Department, all the incoming calls to the IVR are expected to be routed to sales personnels.

Procedure

  1. Go to Settings > PBX > Call Features > IVR, click to edit an IVR.
  2. Click the Basic tab.
  3. In the Dial Extensions drop-down list, choose a type and select the desired extensions.
    • Restricted Extensions: To block callers from dialing to specific extensions, choose Restricted Extensions, and select the desired extensions from Available box to Selected box.
    • Allowed Extensions: To allow callers to reach specific extensions, choose Allowed Extensions, and select the desired extensions from Available box to Selected box.
  4. Click Save and Apply.