| Figure 23-1 | FQ-CSID establishment during the Attach or PDN establishment procedure for 3GPP E-UTRAN access |
| Figure 23-2 | FQ-CSID establishment during the Attach or PDN establishment procedure for non-3GPP access |
| Figure 23-3 | FQ-CSID establishment during the Sx Session Establishment procedure |
| Figure 23-4 | FQ-CSID establishment during the Sx session establishment procedure |
| Figure 23-5 | FQ-CSID establishment to provide a PGW-C FQ-CSID to the PGW-U |
| Figure 31.2-1 | PDN connection establishment |
| Figure 31.2A-1 | PDN connection establishment |
| Figure 31.3-1 | MME triggered PDN connection restoration |
| Figure 31.3A-1 | ePDG triggered PDN connection restoration |
| Figure 31.4-1 | PGW triggered PDN connection restoration |
| Figure 31.4B-1 | PGW triggered PDN connection restoration towards ePDG |
| Figure 31.6.4-1 | PGW-C/SMF initiated PFCP Session Set Modification procedure |