1. Essentials Guide
  2. Oracle USM Supporting the IMS Core
  3. IFC Support for Unregistered Users
  4. UE-terminating requests to an unregistered user

UE-terminating requests to an unregistered user

The Oracle Communications Unified Session Manager downloads and executes IFCs for the terminating end of calls. The following call flows indicate possible cases for the terminating unregistered user.