Call Flows This section describes the key call flows for SGW relocation feature. X2 Handover SGW Relocation to cnSGW-C Call FlowS1 Handover SGW Relocation to cnSGW-C Call FlowTAU X2 Handover SGW Relocation to cnSGW-C Call FlowX2 Handover SGW Relocation to CN-SGW (Multi PDN) Call FlowS1 Handover SGW Relocation to CN-SGW (Multi PDN) Call FlowX2 Handover SGW Relocation with Bearer Context Marked for Removal Call FlowS1 Handover SGW Relocation with Bearer Context Marked for Removal Call FlowInter and Intra MME Handover and S1 SGW Relocation with Less Number of Bearer Context Call Flow