H Hex Packet Decoder

9,500,673 packets decoded

2607:f8b0:8000:3a::1 → 2001:4860:4802:38::7b TCP 51192 → 6599 [SYN] SACK_PERM

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
94	EB	2C	05	45	5C	94	EB	2C	06	ED	C2	08	00	45	80
00	68	78	60	40	00	40	2F	5F	41	0A	FC	26	21	0A	FC
26	2D	00	00	86	DD	68	00	00	00	00	28	06	40	26	07
F8	B0	80	00	00	3A	00	00	00	00	00	00	00	01	20	01
48	60	48	02	00	38	00	00	00	00	00	00	00	7B	C7	F8
19	C7	3C	10	56	54	00	00	00	00	A0	02	6B	08	D1	4B
00	00	02	04	05	5A	04	02	08	0A	01	95	46	43	00	00
00	00	01	03	03	07

5 protocols in packet (118 bytes):

Ethernet

IPv4

GRE

IPv6

TCP

Frame 1: 118 bytes on wire (944 bits)
- Section number: 1
- Interface id: 0 (Interface, hpd0)
  - Interface name: Interface, hpd0
- Encapsulation type: Ethernet (1)
- Arrival Time: Mar 10, 2026 15:35:41.000001000 CET
- UTC Arrival Time: Mar 10, 2026 14:35:41.000001000 UTC
- Epoch Arrival Time: 1773153341.000001000
- Time shift for this packet: 0.000000000 seconds
- Time delta from previous captured frame: 0.000000000 seconds
- Time delta from previous displayed frame: 0.000000000 seconds
- Time since reference or first frame: 0.000000000 seconds
- Frame Number: 1
- Frame Length: 118 bytes (944 bits)
- Capture Length: 118 bytes (944 bits)
- Frame is marked: False
- Frame is ignored: False
- Protocols in frame: eth:ethertype:ip:gre:ipv6:tcp
Ethernet II
- Destination: Google_05:45:5c (94:eb:2c:05:45:5c)
  - .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default)
  - .... ...0 .... .... .... .... = IG bit: Individual address (unicast)
- Source: Google_06:ed:c2 (94:eb:2c:06:ed:c2)
  - .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default)
  - .... ...0 .... .... .... .... = IG bit: Individual address (unicast)
- Type: IPv4 (0x0800)
- Stream index: 0
Internet Protocol Version 4
- 0100 .... = Version: 4
- .... 0101 = Header Length: 20 bytes (5)
- Differentiated Services Field: 0x80 (DSCP: CS4, ECN: Not-ECT)
  - 1000 00.. = Differentiated Services Codepoint: Class Selector 4 (32)
  - .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- Total Length: 104
- Identification: 0x7860 (30816)
- 010. .... = Flags: 0x2, Don't fragment
  - 0... .... = Reserved bit: Not set
  - .1.. .... = Don't fragment: Set
  - ..0. .... = More fragments: Not set
- ...0 0000 0000 0000 = Fragment Offset: 0
- Time to Live: 64
- Protocol: Generic Routing Encapsulation (47)
- Header Checksum: 0x5f41 [correct]
- Header checksum status: Good
- Calculated Checksum: 0x5f41
- Source Address: 10.252.38.33
- Destination Address: 10.252.38.45
- Stream index: 0
Generic Routing Encapsulation (IPv6)
- Flags and Version: 0x0000
  - 0... .... .... .... = Checksum Bit: No
  - .0.. .... .... .... = Routing Bit: No
  - ..0. .... .... .... = Key Bit: No
  - ...0 .... .... .... = Sequence Number Bit: No
  - .... 0... .... .... = Strict Source Route Bit: No
  - .... .000 .... .... = Recursion control: 0
  - .... .... 0000 0... = Flags (Reserved): 0
  - .... .... .... .000 = Version: GRE (0)
- Protocol Type: IPv6 (0x86dd)
Internet Protocol Version 6
- 0110 .... = Version: 6
- .... 1000 0000 .... .... .... .... .... = Traffic Class: 0x80 (DSCP: CS4, ECN: Not-ECT)
  - .... 1000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Class Selector 4 (32)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000
- Payload Length: 40
- Next Header: TCP (6)
- Hop Limit: 64
- Source Address: 2607:f8b0:8000:3a::1
  - Address Space: Global Unicast
- Destination Address: 2001:4860:4802:38::7b
  - Address Space: Global Unicast
- Stream index: 0
Transmission Control Protocol
- Source Port: 51192
- Destination Port: 6599
- Stream index: 0
- Stream Packet Number: 1
- Conversation completeness: Incomplete (0)
  - ..0. .... = RST: Absent
  - ...0 .... = FIN: Absent
  - .... 0... = Data: Absent
  - .... .0.. = ACK: Absent
  - .... ..0. = SYN-ACK: Absent
  - .... ...0 = SYN: Absent
  - Completeness Flags: [ Null ]
- TCP Segment Len: 0
- Sequence Number: 0
- Sequence Number (raw): 1007703636
- Next Sequence Number: 1
- Acknowledgment Number: 0
- Acknowledgment number (raw): 0
- 1010 .... = Header Length: 40 bytes (10)
- Flags: 0x002 (SYN)
  - 000. .... .... = Reserved: Not set
  - ...0 .... .... = Accurate ECN: Not set
  - .... 0... .... = Congestion Window Reduced: Not set
  - .... .0.. .... = ECN-Echo: Not set
  - .... ..0. .... = Urgent: Not set
  - .... ...0 .... = Acknowledgment: Not set
  - .... .... 0... = Push: Not set
  - .... .... .0.. = Reset: Not set
  - .... .... ..1. = Syn: Set
    - Expert Info (Chat/Sequence): Connection establish request (SYN): server port 6599
      - Connection establish request (SYN): server port 6599
      - Severity level: Chat
      - Group: Sequence
  - .... .... ...0 = Fin: Not set
  - TCP Flags: ··········S·
- Window: 27400
- Calculated window size: 27400
- Checksum: 0xd14b [correct]
  - Calculated Checksum: 0xd14b
- Checksum Status: Good
- Urgent Pointer: 0
- Options: (20 bytes), Maximum segment size, SACK permitted, Timestamps, No-Operation (NOP), Window scale
  - TCP Option - Maximum segment size: 1370 bytes
    - Kind: Maximum Segment Size (2)
    - Length: 4
    - MSS Value: 1370
  - TCP Option - SACK permitted
    - Kind: SACK Permitted (4)
    - Length: 2
  - TCP Option - Timestamps: TSval 26560067, TSecr 0
    - Kind: Time Stamp Option (8)
    - Length: 10
    - Timestamp value: 26560067
    - Timestamp echo reply: 0
  - TCP Option - No-Operation (NOP)
    - Kind: No-Operation (1)
  - TCP Option - Window scale: 7 (multiply by 128)
    - Kind: Window Scale (3)
    - Length: 3
    - Shift count: 7
    - Multiplier: 128
- Timestamps
  - Time since first frame in this TCP stream: 0.000000000 seconds
  - Time since previous frame in this TCP stream: 0.000000000 seconds

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
94	EB	2C	05	45	5C	94	EB	2C	06	ED	C2	08	00	45	80
00	68	78	60	40	00	40	2F	5F	41	0A	FC	26	21	0A	FC
26	2D	00	00	86	DD	68	00	00	00	00	28	06	40	26	07
F8	B0	80	00	00	3A	00	00	00	00	00	00	00	01	20	01
48	60	48	02	00	38	00	00	00	00	00	00	00	7B	C7	F8
19	C7	3C	10	56	54	00	00	00	00	A0	02	6B	08	D1	4B
00	00	02	04	05	5A	04	02	08	0A	01	95	46	43	00	00
00	00	01	03	03	07

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
94	EB	2C	05	45	5C	94	EB	2C	06	ED	C2	08	00	45	80
00	68	78	60	40	00	40	2F	5F	41	0A	FC	26	21	0A	FC
26	2D	00	00	86	DD	68	00	00	00	00	28	06	40	26	07
F8	B0	80	00	00	3A	00	00	00	00	00	00	00	01	20	01
48	60	48	02	00	38	00	00	00	00	00	00	00	7B	C7	F8
19	C7	3C	10	56	54	00	00	00	00	A0	02	6B	08	D1	4B
00	00	02	04	05	5A	04	02	08	0A	01	95	46	43	00	00
00	00	01	03	03	07

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
94	EB	2C	05	45	5C	94	EB	2C	06	ED	C2	08	00	45	80
00	68	78	60	40	00	40	2F	5F	41	0A	FC	26	21	0A	FC
26	2D	00	00	86	DD	68	00	00	00	00	28	06	40	26	07
F8	B0	80	00	00	3A	00	00	00	00	00	00	00	01	20	01
48	60	48	02	00	38	00	00	00	00	00	00	00	7B	C7	F8
19	C7	3C	10	56	54	00	00	00	00	A0	02	6B	08	D1	4B
00	00	02	04	05	5A	04	02	08	0A	01	95	46	43	00	00
00	00	01	03	03	07