Three parties are identified in the activation or invocation of a supplementary service:
|
Participant |
Description |
|
Served user |
The user or node that activates or invokes the supplementary service. If the service is billable, then this is the user or node charged for it. |
|
Originating user |
The user or node that originated the call into the network. |
|
Diverted-to user |
In call forwarding services, this is the user or node to which the call is rerouted. |