Wireshark-bugs: [Wireshark-bugs] [Bug 10786] VHT NDP announcement frame's STA info field and FCS
Date: Fri, 19 Dec 2014 21:34:52 +0000

Comment # 5 on bug 10786 from
(In reply to Alexis La Goutte from comment #3)
> Thanks, confirmed for FCS.. 
> 
> About 
> >In the VHT NDP announcement frame, the 3 bits of STA info filed for Nc index shows as Reserved.
> 
> From spec (802.11ac-2013.pdf):
> Nc Index : If the Feedback Type field indicates MU, then Nc Index indicates
> the number of columns, Nc, in the Compressed Beamforming Feedback Matrix
> subfield minus 1 [...] Reserved if the Feedback Type field indicates SU
> 
> For me, the display is good

Thanks for clarifying. I missed the info. related to SU/MU.


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