5.1  Key issue 1 - eV2X application QoS requirements for V2X communication over PC5  p. 9

5.2  Key issue 2 - eV2X application QoS requirements for V2X communication over Uu  p. 10

5.3  Key issue 3 - V2X application support for network slicing  p. 11

5.4  Key issue 4 - Support for tele-operated driving  p. 11

5.5  Key issue 5 - V2X control and message distribution over Uu  p. 12

5.6  Key issue 6 - Multi-PLMN support by application enabler layer  p. 12

5.7  Key issue 7 - Capability exposure to V2X application specific server using CAPIF  p. 13

5.8  Key issue 8 - Application layer support for unicast, broadcast and groupcast mode of V2X communication  p. 13

5.9  Key issue 9 - UE-to-UE application layer relay  p. 14

5.10  Key issue 10 - Support for switching modes for V2V communications  p. 14

5.11  Key issue 11 - V2X UE measurement reporting to VAE server  p. 15

5.12  Key issue 12 - Supporting multiple V2X service providers  p. 15

5.13  Key issue 13 - Usage and management of the range QoS parameter  p. 16

5.14  Key issue 14 - Support for Local MBMS  p. 16

5.15  Key issue 15 - Supporting dynamic information for HD maps  p. 16

5.16  Key issue 16 - Enhancements to V2X group management and group communication  p. 17