19.1 Emergency session set-up within an emergency registration

16 Codec selecting

18 SMS over IMS

17 Media use cases

14 Emergency Service

15 Supplementary Services

13 Signalling Compression (SIGComp)

12.29 MO MTSI Video call / MO UE cancels call establishment

12.26 MT MTSI speech call / EVS / AMR-WB IO mode

12.28 MO MTSI speech call / MO UE cancels call establishment