no context
INITIAL_RANDOM_ACCESS
HANDOVER_JOINING
rx RRC CONN REQ, Admit = false
rx RA preamble
rx RRC CONN REQ, Admit = true
rx RRC CONN SETUP COMPLETED
rx X2 HANDOVER REQ, Admit = true
rx RRC CONN RECONF COMPLETED
rx S1 PATH SWITCH REQ ACK
CONNECTION_REJECTED
CONNECTION_SETUP
HANDOVER_PATH_SWITCH
CONNECTED_NORMALLY
connection timeout
handover trigger
rx X2 HO PREP FAILURE
rx X2 HO REQ ACK
rx RRC CONN RECONF COMPLETED
reconfiguration trigger
handover joining timeout
connection rejected timeout
handover leaving timeout
rx X2 UE CONTEXT RELEASE
HANDOVER_PREPARATION
CONNECTION_RECONFIGURATION
HANDOVER_LEAVING
context destroyed