...
3CX phone system provide forward rules for the different phone status (Available/Available/Do Not Disturb). Make sure that you won't miss all of your calls.
How To Config
To configure forward via 3CX Management Console:
Log in 3CX Management Console -> Extensions -> choose one extension -> Forwarding Rules. You can configure the forwarding rules for the three kind of phone status Available, Away, Do Not Disturb. Now we take Available as an example.
...