1. Essentials Guide
  2. Oracle USM Supporting the IMS Edge
  3. IMS Interconnect Border Functions

IMS Interconnect Border Functions

The Oracle Communications Unified Session Manager is deployed at IP interconnect points between service providers to deliver the functions defined in the TISPAN architecture as the Interconnect Breakout Gateway Control Function (I-BGCF). The Oracle Communications Unified Session Manager performs the following functions as the interconnect border Oracle Communications Unified Session Manager:

  • Interaction with I-BGF (including NAPT and firewall functions)
  • Topology hiding-screening of signalling information