The present document studies and evaluates architectural enhancements required for Group based features which include the following aspects:
Fulfil the general group based requirements (TS 22.368 clause 220.127.116.11)
Fulfil the group based policing requirements (TS 22.368 clause 18.104.22.168)
Fulfil the group based addressing requirements (TS 22.368 clause 22.214.171.124)
The end-to-end application layer aspects between UEs and Application servers including SCS (which can be located outside or inside the network operator's domain) are out of the scope of this study.