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Copy path06x-handshake.txt
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06x-handshake.txt
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Transmission Control Protocol, Src Port: 60021, Dst Port: 80, Seq: 0, Len: 0
Source Port: 60021
Destination Port: 80
[Stream index: 42]
[TCP Segment Len: 0]
Sequence Number: 0 (relative sequence number)
Sequence Number (raw): 408329057
[Next Sequence Number: 1 (relative sequence number)]
Acknowledgment Number: 0
Acknowledgment number (raw): 0
1011 .... = Header Length: 44 bytes (11)
Flags: 0x002 (SYN)
Window: 65535
[Calculated window size: 65535]
Checksum: 0x9897 [unverified]
[Checksum Status: Unverified]
Urgent Pointer: 0
Options: (24 bytes), Maximum segment size, No-Operation (NOP), Window scale, No-Operation (NOP), No-Operation (NOP), Timestamps, SACK permitted, End of Option List (EOL)
TCP Option - Maximum segment size: 1460 bytes
TCP Option - No-Operation (NOP)
Kind: No-Operation (1)
TCP Option - Window scale: 6 (multiply by 64)
TCP Option - No-Operation (NOP)
Kind: No-Operation (1)
TCP Option - No-Operation (NOP)
Kind: No-Operation (1)
TCP Option - Timestamps: TSval 499847865, TSecr 0
Kind: Time Stamp Option (8)
Length: 10
Timestamp value: 499847865
Timestamp echo reply: 0
TCP Option - SACK permitted
TCP Option - End of Option List (EOL)
Kind: End of Option List (0)
Transmission Control Protocol, Src Port: 80, Dst Port: 60021, Seq: 0, Ack: 1, Len: 0
Source Port: 80
Destination Port: 60021
[Stream index: 42]
[TCP Segment Len: 0]
Sequence Number: 0 (relative sequence number)
Sequence Number (raw): 2610001420
[Next Sequence Number: 1 (relative sequence number)]
Acknowledgment Number: 1 (relative ack number)
Acknowledgment number (raw): 408329058
1010 .... = Header Length: 40 bytes (10)
Flags: 0x012 (SYN, ACK)
Window: 65535
[Calculated window size: 65535]
Checksum: 0xa146 [unverified]
[Checksum Status: Unverified]
Urgent Pointer: 0
Options: (20 bytes), Maximum segment size, SACK permitted, Timestamps, No-Operation (NOP), Window scale
TCP Option - Maximum segment size: 1430 bytes
TCP Option - SACK permitted
TCP Option - Timestamps: TSval 2523488345, TSecr 499847865
Kind: Time Stamp Option (8)
Length: 10
Timestamp value: 2523488345
Timestamp echo reply: 499847865
TCP Option - No-Operation (NOP)
Kind: No-Operation (1)
TCP Option - Window scale: 8 (multiply by 256)
[SEQ/ACK analysis]
[Timestamps]
Transmission Control Protocol, Src Port: 60021, Dst Port: 80, Seq: 1, Ack: 1, Len: 0
Source Port: 60021
Destination Port: 80
[Stream index: 42]
[TCP Segment Len: 0]
Sequence Number: 1 (relative sequence number)
Sequence Number (raw): 408329058
[Next Sequence Number: 1 (relative sequence number)]
Acknowledgment Number: 1 (relative ack number)
Acknowledgment number (raw): 2610001421
1000 .... = Header Length: 32 bytes (8)
Flags: 0x010 (ACK)
Window: 2060
[Calculated window size: 131840]
[Window size scaling factor: 64]
Checksum: 0xc7c6 [unverified]
[Checksum Status: Unverified]
Urgent Pointer: 0
Options: (12 bytes), No-Operation (NOP), No-Operation (NOP), Timestamps
TCP Option - No-Operation (NOP)
Kind: No-Operation (1)
TCP Option - No-Operation (NOP)
Kind: No-Operation (1)
TCP Option - Timestamps: TSval 499847900, TSecr 2523488345
Kind: Time Stamp Option (8)
Length: 10
Timestamp value: 499847900
Timestamp echo reply: 2523488345
[SEQ/ACK analysis]
[Timestamps]