Applies to Models: TID-600R

Summary:

Extension creation in Grandstream PBX for registration of the 
intercom.

Step By Step Guide:

1. log in to the PBX

2. Click on the Extension / Trunk option on the left pane

3. Click on the Extensions 

4. Click on the Add button to create an extension

5. Select the Group (Parallel forking) and choose the Group ID from the drop window.

6. Click on the Apply button at the bottom to save