graph of tcp window scaling

asked 2020-06-11 16:16:48 +0000

mikewer gravatar image

In a network capture whithout SIN-SYN/ACK-ACK, so window scaling is -1, it is not known, how wireshark do window scaling graph (Statistics->tcp stream graphs->window scaling)? Values greater than 65,535 bytes are shown in my graph but we dont know tcp window scaling.

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What does the packet decode show for the scaling factor?

[Window size scaling factor: -1 (unknown)]

[Window size scaling factor: 10 (missing - taken from preference)]
Chuckc gravatar imageChuckc ( 2020-06-11 22:30:31 +0000 )edit


[Window size scaling factor: -1 (unknown)]

mikewer gravatar imagemikewer ( 2020-06-12 06:43:40 +0000 )edit

What version of Wireshark? (wireshark -v)
Can you share an example pcap?

Chuckc gravatar imageChuckc ( 2020-06-12 16:39:06 +0000 )edit