Call Flows This section describes the key call flows for this feature. CBR Multi-PDN Call FlowGraceful Stop the Existing PDN Procedure Call FlowInter MME Handover with Multi-PDN Handling (With PGW Interaction) Call FlowMulti PDN Call X2 Handover SGW Relocation to cnSGW-C Call FlowMulti-PDN S1 Handover SGW Relocation to Service-Pod (SGW) Call FowMultiple CBR for Same PDN Call FlowCollision Resolver Discard Handling Call FlowSuspend Handling Call FlowAbort Handling of Low-Priority Procedure Call FlowDouble Delete Optimization Call Flow