3CX Calling Class of Service: Configuration Guide
The 3CX PBX does not have a built in Calling Class of Service feature so, by default, anything a person dials is sent straight out to the carrier. This means that if you want to restrict calls to certain numbers you have to do it using groups and outbound rules. This is how you can set up classes of service to restrict dialling to local, mobile, national or international calls.
Top Business Routers for Secure and Fast Connections
Confused about Business Routers? Got yourself a high speed Internet service, maybe an NBN Service and wondering why its not as good as you thought it would be? Read on …