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Wireshark ip total length wrong
Wireshark ip total length wrong













But if the 'Total Length' field of the IPv4 Header s varied (too-small/too-big), WS tells nothing - although WS should be able to detect it with the help of the overall content of the ethernet frames. the IP-HDR-CRC (which is detected by WS). For test purpose, the testtool changes single fields of the IP header only, e.g.

wireshark ip total length wrong

Wireshark seems not to check the 'Total-Length' field of an IPv4 header! DETAILS:Ī kind of conformancetest sends ethernet frames with always the same IPv4/UDP payload.

wireshark ip total length wrong

I'm working for years with WS and am really pleased with it, but now, I've found something astonishing, which I can not believe to be bug after all these years, it must be misconfiguration on my side (I hope): PROBLEM:















Wireshark ip total length wrong