Call Flows This section describes the key call flows for this feature. Inter-MME Handover Active-Active Transition Call FlowIntra-MME Handover Active-Active Transition Call FlowInter/Intra-MME Handover Idle-Idle Transition Call FlowInter/Intra-MME Handover Active-Idle Transition Call FlowInter-MME Handover and Multi-PDN Handling Active-Idle Transition with ULI Change Call FlowInter-MME Handover with Bearer Context Marked for Removal Call Flow