[FAQs] Grandstream IP PBX UCM6XXX Deployment Scenario and Past Cases
The customer has an ISDN PRI number 5600300 with 30 channels, numbers from 5600300 to 5600329. They have multiple company headquarters located in one building and want to have one primary for 3 companies. Each company has a different IVR answering the call and a dedicated number for fax. This can be done using the DID pattern ... Read more
