Study on key issues and potential solutions for integrity protection of the User Plane (UP)
The present document studies the key issues and potential solutions for integrity protecting the user plane, including potential enhancements needed to support UP IP up to the full data rate, in the following combinations as defined in 3GPP TR 38.801 [2] (clause 7.2):
- Option 1 - eUTRA with EPC
- Option 2 - NR standalone with 5G Core
- Option 3 - EPC based Dual Connectivity of eUTRA and NR RAT
- Option 4 - 5G Core based Dual Connectivity (NR master - eUTRA secondary)
- Option 5 - 5G Core with eUTRA
- Option 7 - 5G Core based Dual Connectivity (eUTRA master - NR secondary)
The present document does not detail key issues, solutions, evaluations, conclusions and recommendations for GERAN and UTRAN.