The first step to be able to rate a call is to define the different carriers to which we are going to interconnect, for this we must go to PBX/Carriers.
![](https://wiki.vitalpbx.com/wp-content/uploads/2023/11/image006.png)
The information to be configured are the following:
· Carrier, just write the name of the carrier, which will be used later.
· Share, if checked, the operator and the rates assigned to it will be shared with the other tenants.