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Doubled TCP SEQ field in ICMP packets

Hi all,

Just spotted an interesting thing: in ICMP "Destination Unreachable" packets "original TCP Datagram" part contains two sequence fields.

image description

therefore I have 2 identical SEQ values in a column too. Is it a bug?

Doubled TCP SEQ field in ICMP packets

Hi all,

Just spotted an interesting thing: in ICMP "Destination Unreachable" packets "original TCP Datagram" part contains two sequence fields.

image description

therefore I have 2 identical SEQ values in a column too. Is it a bug?

Wireshark vesion Version 3.1.0rc0-163-g7a482205, Windows x64

Doubled TCP SEQ field in ICMP packets

Hi all,

Just spotted an interesting thing: in ICMP "Destination Unreachable" packets "original TCP Datagram" part contains two sequence fields.

image description

therefore I have 2 identical SEQ values in a column too. Is it a bug?

Wireshark vesion Version 3.1.0rc0-163-g7a482205, Windows x64x64.

PCAP