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TR 23.750 (SA2)
Study for
Robust call setup for VoLTE subscriber in LTE

3GPP‑Page   full‑ToC    
V14.0.0 (Wzip)  2016/06  30 p.

Rapporteur:  Mr. Wu, Xiaobo
See also:

The study is to investigate solutions to minimize call setup failure and improve user experience for VoLTE subscriber in LTE with bad coverage. The study shall consider the scenarios where UE is both PS and CS registered or only PS registered and UE is already IMS registered initially.