Discussion and conclusion:
There were a number of comments and clarifications requested. This was left for further off-line discussion and revised in TD S2 160748 which was reviewed and approved.
TD S2 160359 (P-CR) Solution for key issue Robust call in bad LTE coverage with 2G or 3G CS coverage. (Source: Huawei, HiSilicon, China Mobile, China Unicom, Intel, China Telecom, KPN, CATT, Deutsche Telekom, Teliasonera).
Abstract: This document describes the solution for the key issue that bad VoLTE user experience in bad LTE coverage overlaid with 2G/3G coverage.
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