MSG #411 2021-09-28 14:04:20.123
NAS

     ESM: Unknown message (type=0xa1)
    Protocol discriminator = 0x7 (EPS Mobility Management)
    Security header = 0x2 (Integrity protected and ciphered)
    Auth code = 0x896c02f5
    Sequence number = 0x04
    Protocol discriminator = 0x2 (EPS Session Management)
    Error while parsing message (message_type = 0xa1)
    Remaining bytes:
      92 d8 a1 66 80 dd b8 59 1b 9e 17 fd dc ff 73 28
      10 6e 49 23 f2 1c 6d 51 7c 93 9a 6e da ff f8 95
      4c de 3b 5a e4 1c 45 0f b7 6e 8c 61 1d f2 74 ab