Comment 32 for bug 1967690

(In reply to Hans-Peter Jansen from comment #27)
> Just some thoughts to further investigation.
>
> Assuming the majority of german users use FB in "WPA2 + WPA3" mode at home,
> and control their wifi with NetworkManager, I wonder why this issue doesn't
> occur more often.
>
> Except for the NM part, this also applies to you, Dirk, does it?
>
> I experimented with a couple of settings today.
>
> FB (7490 with current FW 7.29 and WPA3 transitional mode):
>
> /etc/wpa_supplicant/wpa_supplicant.conf:
>
> ctrl_interface=/var/run/wpa_supplicant
> ctrl_interface_group=wheel
> # enforce PMF
> pmf=1|2
> sae_pwe=0|2
> #sae_groups=1 2 5 19 20 21 22 23 24
> ieee80211w=1|2
> key_mgmt=WPA-EAP WPA-EAP-SHA256|SAE
>
> Variations are denoted by the pipe.
>
> The initiated discover that this covers variations from optional WPA3 to
> mandatory MPA3-Personal. None of these setting variations result in a
> working configuration here.
>
> I begin to believe, that older wifi hardware suffers from some unknown
> deficits, that contribute to this issue. Mine is a "Intel Centrino
> Advanced-N 6205 [Taylor Peak]" from my ten years old Lenovo X1 Carbon (Gen
> 1). Other, than that, I'm up-to-date: kernel 5.16.6 (a bit ahead of TW),
> kernel-firmware-iwlwifi-20220119, etc..

The common denominator so far is probably that they are Intel WLAN chips.(In reply to Hans-Peter Jansen from comment #27)
> Just some thoughts to further investigation.
>
> Assuming the majority of german users use FB in "WPA2 + WPA3" mode at home,
> and control their wifi with NetworkManager, I wonder why this issue doesn't
> occur more often.
>
> Except for the NM part, this also applies to you, Dirk, does it?
>
> I experimented with a couple of settings today.
>
> FB (7490 with current FW 7.29 and WPA3 transitional mode):
>
> /etc/wpa_supplicant/wpa_supplicant.conf:
>
> ctrl_interface=/var/run/wpa_supplicant
> ctrl_interface_group=wheel
> # enforce PMF
> pmf=1|2
> sae_pwe=0|2
> #sae_groups=1 2 5 19 20 21 22 23 24
> ieee80211w=1|2
> key_mgmt=WPA-EAP WPA-EAP-SHA256|SAE
>
> Variations are denoted by the pipe.
>
> The initiated discover that this covers variations from optional WPA3 to
> mandatory MPA3-Personal. None of these setting variations result in a
> working configuration here.
>
> I begin to believe, that older wifi hardware suffers from some unknown
> deficits, that contribute to this issue. Mine is a "Intel Centrino
> Advanced-N 6205 [Taylor Peak]" from my ten years old Lenovo X1 Carbon (Gen
> 1). Other, than that, I'm up-to-date: kernel 5.16.6 (a bit ahead of TW),
> kernel-firmware-iwlwifi-20220119, etc..

I would argue that the common denominator, from you, the bug report on debian and also with me is the Intel WLAN chip.