Section: 4.22.5A Suspend and Resume Traffic Duplication
Content: After the MA PDU session is established and the Redundant steering mode is active, the UPF may suspend traffic duplication by sending PMF-Suspend Duplication Request to the UE via the user plane of any available access of the MA PDU session as described in clause 5.32.5.6 of TS 23.501[ System architecture for the 5G System (5GS) ]  [2]. The UPF may resume traffic duplication for a UE by sending PMF-Resume Duplication Request via the user plane of any available access of the MA PDU session as described in clause 5.32.5.6 of TS 23.501[ System architecture for the 5G System (5GS) ]  [2].