MSG #40 2021-09-28 13:06:25.705
NAS

     EMM: Security mode command
    Protocol discriminator = 0x7 (EPS Mobility Management)
    Security header = 0x3 (Integrity protected with new EPS security context)
    Auth code = 0xb84b66c1
    Sequence number = 0x00
    Protocol discriminator = 0x7 (EPS Mobility Management)
    Security header = 0x0 (Plain NAS message, not security protected)
    Message type = 0x5d (Security mode command)
    Selected NAS security algorithms = 0x22 (EEA2, EIA2)
    NAS key set identifier:
      TSC = 0
      NAS key set identifier = 0
    Replayed UE security capabilities:
      0xf0 (EEA0=1, 128-EEA1=1, 128-EEA2=1, 128-EEA3=1, EEA4=0, EEA5=0, EEA6=0, EEA7=0)
      0x70 (EIA0=0, 128-EIA1=1, 128-EIA2=1, 128-EIA3=1, EIA4=0, EIA5=0, EIA6=0, EIA7=0)
      0xc0 (UEA0=1, UEA1=1, UEA2=0, UEA3=0, UEA4=0, UEA5=0, UEA6=0, UEA7=0)
      0x40 (Spare=0, UIA1=1, UIA2=0, UIA3=0, UIA4=0, UIA5=0, UIA6=0, UIA7=0)
      0x70 (Spare=0, GEA1=1, GEA2=1, GEA3=1, GEA4=0, GEA5=0, GEA6=0, GEA7=0)
    IMEISV request = 1