Converged Transit Controller
Ericsson’s Converged Transit Controller (CTC) is a feature-rich, proven solution for all of today’s voice transit needs. Supporting regional, national, and international transit for wireline, mobile, and SIP voice, the Ericsson Converged Transit Controller is available as a native Converged Transit Controller or as a virtualized Converged Transit Controller (vCTC).
In addition to the standard transit mode, the Converged Transit Controller also provides a call mediation node (CMN) function, which enables transit functionality on call control without forcing the user plane through a media gateway node. Here, our long-lasting transit experience is combined with the latest cutting-edge technology to provide a seamless evolution supporting transit for enriched communications.
The Converged Transit Controller is the central brain of the Converged Transit portfolio and provides advanced call and session routing capabilities, CDR generation for accounting. In addition to its classical transit role, it can also function asproxy for SIP, SIP-I and BICCas described by the GSM Association in its IPX network guideline. The portfolio is completed through a Media Gateway, the Session Border Gateway provides network security functions for SIP interconnect. Using ultra high capacity nodes with superior inbuilt redundancy and combined with network resilience features, provides our customers to build a cost efficient, powerful, scalable and highly available transit network.