MSG #78 2021-09-28 13:45:48.385
NAS

     EMM: Attach complete
    Protocol discriminator = 0x7 (EPS Mobility Management)
    Security header = 0x2 (Integrity protected and ciphered)
    Auth code = 0x57a1d2a9
    Sequence number = 0x02
    Protocol discriminator = 0x7 (EPS Mobility Management)
    Security header = 0x0 (Plain NAS message, not security protected)
    Message type = 0x43 (Attach complete)
    ESM message container:
      Protocol discriminator = 0x2 (EPS Session Management)
      EPS bearer identity = 5
      Procedure transaction identity = 0
      Message type = 0xc2 (Activate default EPS bearer context accept)