QUIC dissector

cloudflare-quic.com:443 - Version Negotiation - 2021-11-24 18:23:36 CET
# Time after test start Direction Packet type Packet number Length
1 0 ms sent to host Initial 0 1236 bytes
2 9 ms received by test Version Negotiation 0 39 bytes
3 9 ms sent to host Initial 1 1236 bytes
4 18 ms received by test Version Negotiation 0 39 bytes
0000   c0 1a 2a 3a 4a 08 85 bb    b9 bf 3c 4b 62 b0 08 42    À . * : J . . » ¹ ¿ < K b ° . B
0010   3c a4 74 7c 94 d1 8f 00    44 ca 00 06 00 40 fd 01    < ¤ t | . Ñ . . D Ê . . . @ ý .
0020   00 00 f9 03 03 11 e9 da    ab 86 2b 63 84 a4 38 d5    . . ù . . . é Ú « . + c . ¤ 8 Õ
0030   7d fc 8c 51 4d da b9 c3    eb 3e be 97 86 ae a5 9f    } ü . Q M Ú ¹ Ã ë > ¾ . . ® ¥ .
0040   c4 43 40 1f 48 00 00 06    13 02 13 01 13 03 01 00    Ä C @ . H . . . . . . . . . . .
0050   00 ca 00 33 00 47 00 45    00 17 00 41 04 a1 7c f8    . Ê . 3 . G . E . . . A . ¡ | ø
0060   35 95 76 da 10 76 af 5c    52 80 bd c3 f5 13 16 b0    5 . v Ú . v ¯ \ R . ½ Ã õ . . °
0070   43 6a a0 13 dd ae 4c 26    9e a9 1e 8a 6d 98 95 4f    C j . . Ý ® L & . © . . m . . O
0080   3f 3a f6 6b 71 af 9d 51    7d 1e 86 91 96 f7 9e b0    ? : ö k q ¯ . Q } . . . . ÷ . °
0090   3a ff d1 01 07 2c 2a 97    e8 37 b3 02 1b 00 00 00    : ÿ Ñ . . , * . è 7 ³ . . . . .
00A0   18 00 16 00 00 13 63 6c    6f 75 64 66 6c 61 72 65    . . . . . . c l o u d f l a r e
00B0   2d 71 75 69 63 2e 63 6f    6d 00 10 00 08 00 06 05    - q u i c . c o m . . . . . . .
00C0   68 33 2d 32 39 00 2b 00    03 02 03 04 00 0d 00 0a    h 3 - 2 9 . + . . . . . . . . .
00D0   00 08 08 04 04 03 04 01    02 01 00 0a 00 06 00 04    . . . . . . . . . . . . . . . .
00E0   00 17 00 1d ff a5 00 2d    05 04 80 00 40 00 07 04    . . . . ÿ ¥ . - . . . . @ . . .
00F0   80 00 40 00 04 04 80 00    80 00 08 01 01 09 01 03    . . @ . . . . . . . . . . . . .
0100   01 02 67 10 0e 01 04 03    02 45 c0 0f 08 42 3c a4    . . g . . . . . . E À . . B < ¤
0110   74 7c 94 d1 8f 00 2d 00    03 02 00 01 00 00 00 00    t | . Ñ . . - . . . . . . . . .
0120   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0130   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0140   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0150   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0160   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0170   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0180   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0190   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01D0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01E0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01F0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0200   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0210   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0220   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0230   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0240   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0250   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0260   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0270   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0280   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0290   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02D0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02E0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02F0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0300   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0310   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0320   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0330   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0340   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0350   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0360   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0370   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0380   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0390   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03D0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03E0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03F0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0400   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0410   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0420   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0430   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0440   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0450   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0460   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0470   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0480   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0490   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04D0   00 00 00 00                                           . . . . . . . . . . . . . . . .
Dissected using draft-27.yaml
  • Long Header:
    • Header Form: 1
    • Fixed Bit: 1
    • Long Packet Type: 0x0
    • Reserved Bits: 0
    • Packet Number Length: 0
    • Version: 0x1a2a3a4a
    • DCIL: 8
    • Destination Connection ID: 0x85bbb9bf3c4b62b0
    • SCIL: 8
    • Source Connection ID: 0x423ca4747c94d18f
    • Token Length: 0
    • Length: 1226
    • Packet Number: 0
    • Payload: CRYPTO
      • Frame Type: 0x6
      • Offset: 0
      • Length: 253
      • Crypto Data: TLS Client Hello
        • Handshake Type: 1
        • Length: 249
        • Version: 0x303
        • Random: bytearray(b'\x11\xe9\xda\xab\x86+c\x84\xa48\xd5}\xfc\x8cQM\xda\xb9\xc3\xeb>\xbe\x97\x86\xae\xa5\x9f\xc4C@\x1fH')
        • Session ID Length: 0
        • Cipher Suites Length: 6
        • Cipher Suites: bytearray(b'\x13\x02\x13\x01\x13\x03')
        • Compression Methods Length: 1
        • Compression Methods: b'\x00'
        • Extensions Length: 202
        • Extensions: TLS Extensions
          • Type: 0x33
          • Length: 71
          • Opaque: bytearray(b'\x00E\x00\x17\x00A\x04\xa1|\xf85\x95v\xda\x10v\xaf\\R\x80\xbd\xc3\xf5\x13\x16\xb0Cj\xa0\x13\xdd\xaeL&\x9e\xa9\x1e\x8am\x98\x95O?:\xf6kq\xaf\x9dQ}\x1e\x86\x91\x96\xf7\x9e\xb0:\xff\xd1\x01\x07,*\x97\xe87\xb3\x02\x1b')
        • Extensions: TLS Extensions
          • Type: 0x0
          • Length: 24
          • Opaque: bytearray(b'\x00\x16\x00\x00\x13cloudflare-quic.com')
        • Extensions: TLS Extensions
          • Type: 0x10
          • Length: 8
          • Opaque: b'\x06\x05h3-29'
        • Extensions: TLS Extensions
          • Type: 0x2b
          • Length: 3
          • Opaque: bytearray(b'\x02\x03\x04')
        • Extensions: TLS Extensions
          • Type: 0xd
          • Length: 10
          • Opaque: bytearray(b'\x00\x08\x08\x04\x04\x03\x04\x01\x02\x01')
        • Extensions: TLS Extensions
          • Type: 0xa
          • Length: 6
          • Opaque: bytearray(b'\x00\x04\x00\x17\x00\x1d')
        • Extensions: QUIC Transport Parameters
          • Type: 0xffa5
          • Length: 45
          • Parameters: QUIC Transport Parameter
            • Type: 0x05 (initial_max_stream_data_bidi_local)
            • Length: 4
            • Value: 0x80004000
          • Parameters: QUIC Transport Parameter
            • Type: 0x07 (initial_max_stream_data_uni)
            • Length: 4
            • Value: 0x80004000
          • Parameters: QUIC Transport Parameter
            • Type: 0x04 (initial_max_data)
            • Length: 4
            • Value: 0x80008000
          • Parameters: QUIC Transport Parameter
            • Type: 0x08 (initial_max_streams_bidi)
            • Length: 1
            • Value: 0x1
          • Parameters: QUIC Transport Parameter
            • Type: 0x09 (initial_max_streams_uni)
            • Length: 1
            • Value: 0x3
          • Parameters: QUIC Transport Parameter
            • Type: 0x01 (max_idle_timeout)
            • Length: 2
            • Value: 0x6710
          • Parameters: QUIC Transport Parameter
            • Type: 0x0e (active_connection_id_limit)
            • Length: 1
            • Value: 0x4
          • Parameters: QUIC Transport Parameter
            • Type: 0x03 (max_packet_size)
            • Length: 2
            • Value: 0x45c0
          • Parameters: QUIC Transport Parameter
            • Type: 0x0f (inital_source_connection_id)
            • Length: 8
            • Value: 0x423ca4747c94d18f
        • Extensions: TLS Extensions
          • Type: 0x2d
          • Length: 3
          • Opaque: bytearray(b'\x02\x00\x01')
    • Payload: PADDING
      • Length: 952
0000   93 00 00 00 00 08 42 3c    a4 74 7c 94 d1 8f 08 85    . . . . . . B < ¤ t | . Ñ . . .
0010   bb b9 bf 3c 4b 62 b0 00    00 00 01 ff 00 00 1d ff    » ¹ ¿ < K b ° . . . . ÿ . . . ÿ
0020   00 00 1c ff 00 00 1b                                  . . . ÿ . . . . . . . . . . . .
Dissected using draft-22.yaml
  • Version Negotiation Packet:
    • Header Form: 1
    • Unused: 19
    • Version: 0
    • DCIL: 8
    • Destination Connection ID: 0x423ca4747c94d18f
    • SCIL: 8
    • Source Connection ID: 0x85bbb9bf3c4b62b0
    • Supported Version: 0x1
    • Supported Version: 0xff00001d
    • Supported Version: 0xff00001c
    • Supported Version: 0xff00001b
0000   c0 1a 2a 3a 4a 08 85 bb    b9 bf 3c 4b 62 b0 08 42    À . * : J . . » ¹ ¿ < K b ° . B
0010   3c a4 74 7c 94 d1 8f 00    44 ca 01 06 00 40 fd 01    < ¤ t | . Ñ . . D Ê . . . @ ý .
0020   00 00 f9 03 03 11 e9 da    ab 86 2b 63 84 a4 38 d5    . . ù . . . é Ú « . + c . ¤ 8 Õ
0030   7d fc 8c 51 4d da b9 c3    eb 3e be 97 86 ae a5 9f    } ü . Q M Ú ¹ Ã ë > ¾ . . ® ¥ .
0040   c4 43 40 1f 48 00 00 06    13 02 13 01 13 03 01 00    Ä C @ . H . . . . . . . . . . .
0050   00 ca 00 33 00 47 00 45    00 17 00 41 04 a1 7c f8    . Ê . 3 . G . E . . . A . ¡ | ø
0060   35 95 76 da 10 76 af 5c    52 80 bd c3 f5 13 16 b0    5 . v Ú . v ¯ \ R . ½ Ã õ . . °
0070   43 6a a0 13 dd ae 4c 26    9e a9 1e 8a 6d 98 95 4f    C j . . Ý ® L & . © . . m . . O
0080   3f 3a f6 6b 71 af 9d 51    7d 1e 86 91 96 f7 9e b0    ? : ö k q ¯ . Q } . . . . ÷ . °
0090   3a ff d1 01 07 2c 2a 97    e8 37 b3 02 1b 00 00 00    : ÿ Ñ . . , * . è 7 ³ . . . . .
00A0   18 00 16 00 00 13 63 6c    6f 75 64 66 6c 61 72 65    . . . . . . c l o u d f l a r e
00B0   2d 71 75 69 63 2e 63 6f    6d 00 10 00 08 00 06 05    - q u i c . c o m . . . . . . .
00C0   68 33 2d 32 39 00 2b 00    03 02 03 04 00 0d 00 0a    h 3 - 2 9 . + . . . . . . . . .
00D0   00 08 08 04 04 03 04 01    02 01 00 0a 00 06 00 04    . . . . . . . . . . . . . . . .
00E0   00 17 00 1d ff a5 00 2d    05 04 80 00 40 00 07 04    . . . . ÿ ¥ . - . . . . @ . . .
00F0   80 00 40 00 04 04 80 00    80 00 08 01 01 09 01 03    . . @ . . . . . . . . . . . . .
0100   01 02 67 10 0e 01 04 03    02 45 c0 0f 08 42 3c a4    . . g . . . . . . E À . . B < ¤
0110   74 7c 94 d1 8f 00 2d 00    03 02 00 01 00 00 00 00    t | . Ñ . . - . . . . . . . . .
0120   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0130   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0140   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0150   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0160   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0170   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0180   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0190   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01D0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01E0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
01F0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0200   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0210   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0220   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0230   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0240   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0250   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0260   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0270   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0280   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0290   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02D0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02E0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
02F0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0300   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0310   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0320   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0330   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0340   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0350   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0360   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0370   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0380   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0390   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03D0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03E0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
03F0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0400   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0410   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0420   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0430   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0440   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0450   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0460   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0470   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0480   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
0490   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04A0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04B0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04C0   00 00 00 00 00 00 00 00    00 00 00 00 00 00 00 00    . . . . . . . . . . . . . . . .
04D0   00 00 00 00                                           . . . . . . . . . . . . . . . .
Dissected using draft-27.yaml
  • Long Header:
    • Header Form: 1
    • Fixed Bit: 1
    • Long Packet Type: 0x0
    • Reserved Bits: 0
    • Packet Number Length: 0
    • Version: 0x1a2a3a4a
    • DCIL: 8
    • Destination Connection ID: 0x85bbb9bf3c4b62b0
    • SCIL: 8
    • Source Connection ID: 0x423ca4747c94d18f
    • Token Length: 0
    • Length: 1226
    • Packet Number: 1
    • Payload: CRYPTO
      • Frame Type: 0x6
      • Offset: 0
      • Length: 253
      • Crypto Data: TLS Client Hello
        • Handshake Type: 1
        • Length: 249
        • Version: 0x303
        • Random: bytearray(b'\x11\xe9\xda\xab\x86+c\x84\xa48\xd5}\xfc\x8cQM\xda\xb9\xc3\xeb>\xbe\x97\x86\xae\xa5\x9f\xc4C@\x1fH')
        • Session ID Length: 0
        • Cipher Suites Length: 6
        • Cipher Suites: bytearray(b'\x13\x02\x13\x01\x13\x03')
        • Compression Methods Length: 1
        • Compression Methods: b'\x00'
        • Extensions Length: 202
        • Extensions: TLS Extensions
          • Type: 0x33
          • Length: 71
          • Opaque: bytearray(b'\x00E\x00\x17\x00A\x04\xa1|\xf85\x95v\xda\x10v\xaf\\R\x80\xbd\xc3\xf5\x13\x16\xb0Cj\xa0\x13\xdd\xaeL&\x9e\xa9\x1e\x8am\x98\x95O?:\xf6kq\xaf\x9dQ}\x1e\x86\x91\x96\xf7\x9e\xb0:\xff\xd1\x01\x07,*\x97\xe87\xb3\x02\x1b')
        • Extensions: TLS Extensions
          • Type: 0x0
          • Length: 24
          • Opaque: bytearray(b'\x00\x16\x00\x00\x13cloudflare-quic.com')
        • Extensions: TLS Extensions
          • Type: 0x10
          • Length: 8
          • Opaque: b'\x06\x05h3-29'
        • Extensions: TLS Extensions
          • Type: 0x2b
          • Length: 3
          • Opaque: bytearray(b'\x02\x03\x04')
        • Extensions: TLS Extensions
          • Type: 0xd
          • Length: 10
          • Opaque: bytearray(b'\x00\x08\x08\x04\x04\x03\x04\x01\x02\x01')
        • Extensions: TLS Extensions
          • Type: 0xa
          • Length: 6
          • Opaque: bytearray(b'\x00\x04\x00\x17\x00\x1d')
        • Extensions: QUIC Transport Parameters
          • Type: 0xffa5
          • Length: 45
          • Parameters: QUIC Transport Parameter
            • Type: 0x05 (initial_max_stream_data_bidi_local)
            • Length: 4
            • Value: 0x80004000
          • Parameters: QUIC Transport Parameter
            • Type: 0x07 (initial_max_stream_data_uni)
            • Length: 4
            • Value: 0x80004000
          • Parameters: QUIC Transport Parameter
            • Type: 0x04 (initial_max_data)
            • Length: 4
            • Value: 0x80008000
          • Parameters: QUIC Transport Parameter
            • Type: 0x08 (initial_max_streams_bidi)
            • Length: 1
            • Value: 0x1
          • Parameters: QUIC Transport Parameter
            • Type: 0x09 (initial_max_streams_uni)
            • Length: 1
            • Value: 0x3
          • Parameters: QUIC Transport Parameter
            • Type: 0x01 (max_idle_timeout)
            • Length: 2
            • Value: 0x6710
          • Parameters: QUIC Transport Parameter
            • Type: 0x0e (active_connection_id_limit)
            • Length: 1
            • Value: 0x4
          • Parameters: QUIC Transport Parameter
            • Type: 0x03 (max_packet_size)
            • Length: 2
            • Value: 0x45c0
          • Parameters: QUIC Transport Parameter
            • Type: 0x0f (inital_source_connection_id)
            • Length: 8
            • Value: 0x423ca4747c94d18f
        • Extensions: TLS Extensions
          • Type: 0x2d
          • Length: 3
          • Opaque: bytearray(b'\x02\x00\x01')
    • Payload: PADDING
      • Length: 952
0000   c5 00 00 00 00 08 42 3c    a4 74 7c 94 d1 8f 08 85    Å . . . . . B < ¤ t | . Ñ . . .
0010   bb b9 bf 3c 4b 62 b0 00    00 00 01 ff 00 00 1d ff    » ¹ ¿ < K b ° . . . . ÿ . . . ÿ
0020   00 00 1c ff 00 00 1b                                  . . . ÿ . . . . . . . . . . . .
Dissected using draft-22.yaml
  • Version Negotiation Packet:
    • Header Form: 1
    • Unused: 69
    • Version: 0
    • DCIL: 8
    • Destination Connection ID: 0x423ca4747c94d18f
    • SCIL: 8
    • Source Connection ID: 0x85bbb9bf3c4b62b0
    • Supported Version: 0x1
    • Supported Version: 0xff00001d
    • Supported Version: 0xff00001c
    • Supported Version: 0xff00001b