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The SA1 objective is to specify service requirements for:
1. Allowing E-UTRAN to support long-range cell operation for ProSe.
(a) Handling ProSe Communication when public safety UEs could only hear outbound communication.
2. Allowing E-UTRAN to support long-range cell operation for GCSE.
(a) Shorten media transport latency by local routed the group-cast media transports to the UEs without go back to the GCSEserver.
(b) Shorten required time for joining an ongoing group call by using a preconfigured authorization setting.
The scope of the Work Item is limited to Public Safety UEs and Public Safety use.