Summary

Recommendation ITU-T Q.5035 describes the protocol of IMT-2020 network interconnection with IMS. The Recommendation covers the following aspects:

- signalling architecture of IMT-2020 network interconnection with IMS;

- reference points of IMT-2020 interconnection with IMS;

- signalling flows and message formats of IMT-2020 network interconnection with IMS to support intelligent management, including network element fault prediction.