| CPC H04W 72/1263 (2013.01) [H04W 28/0268 (2013.01)] | 12 Claims |

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1. A method for a User Equipment (UE) connecting with a network, comprising:
delivering, by the UE, a first Protocol Data Unit (PDU) of a first PDU set from a Quality of Service (QOS) flow to a first Data Radio Bearer (DRB);
receiving, by the UE, a message or an indication from the network for remapping the QoS flow from the first DRB to a second DRB; and
delivering, by the UE, a second PDU of the first PDU set to the first DRB, wherein the second PDU is delivered to the first DRB after receiving the message or the indication.
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