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Date:      Sat, 1 Mar 2025 04:11:17 +0500
From:      Maxim V Filimonov <che@bein.link>
To:        "Bjoern A. Zeeb" <bz@FreeBSD.org>
Cc:        FreeBSD wireless mailing list <wireless@FreeBSD.org>
Subject:   Re: HT and VHT testing for modern iwlwifi chipsets (notes about others)
Message-ID:  <67cb2ca8-4739-401f-bfb8-72820856d51c@bein.link>
In-Reply-To: <6376pqp6-2930-76s2-93nr-n709q8106qs3@SerrOFQ.bet>
References:  <0r8nrq32-4980-r724-9snp-p9pqp2o50650@SerrOFQ.bet> <aec0a642-1537-4cf1-bb84-626e8c925bb3@bein.link> <6376pqp6-2930-76s2-93nr-n709q8106qs3@SerrOFQ.bet>

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[-- Attachment #1 --]
Bjoern,

I've attached the logs here.

The funny thing is, after I set the country to what the router says, it 
did connect, but ifconfig still says it's 802.11a. However, the speed 
greatly improved: it now shows 90+ Mbps instead of the 10 I saw before.

So probably, I don't have the problem I've originally reported.

Still, ac doesn't seem to be on, tho.

On 01.03.2025 04:06, Bjoern A. Zeeb wrote:
> On Sat, 1 Mar 2025, Maxim V Filimonov wrote:
>
>> Hello Bjoern,
>>
>> My wifi card (AX201) doesn't seem to connect to a 802.11n network; it 
>> only uses 802.11a
>
> Connecting and using is two different things.
>
> What does
>     ifconfig -v wlan0
> say?
>
> What does
>     ifconfig -v wlan0 list chan
> say?
>
> What does
>     ifconfig -v list scan
> say?
>
>
>> Here's the card itself:
>>
>> iwlwifi0@pci0:0:20:3:   class=0x028000 rev=0x00 hdr=0x00 
>> vendor=0x8086 device=0x02f0 subvendor=0x8086 subdevice=0x0070
>>     vendor     = 'Intel Corporation'
>>     device     = 'Comet Lake PCH-LP CNVi WiFi'
>>     class      = network
>>
>> % grep AX201 /var/log/all.log
>> Mar  1 03:34:07 hamster kernel: iwlwifi0: Detected Intel(R) Wi-Fi 6 
>> AX201 160MHz
>>
>> Here's my OS info:
>>
>> % uname -a
>> FreeBSD hamster 15.0-CURRENT FreeBSD 15.0-CURRENT #16 
>> main-n275691-5b511473999a: Wed Feb 26 20:55:54 +05 2025 
>> root@hamster:/usr/obj/usr/src/amd64.amd64/sys/DEBOOG amd64
>>
>> Here's what I chnged in loader.conf:
>>
>> % grep linuxkpi /boot/loader.conf
>> compat.linuxkpi.80211.hw_crypto=1
>> compat.linuxkpi.iwlwifi_disable_11ac=0
>> compat.linuxkpi.iwlwifi_11n_disable=0
>>
>> Another symptom would be that iwlwifi_disable_11ac doesn't seem to 
>> set to 0:
>
> Did you reboot?
>
>> % sysctl compat.linuxkpi.iwlwifi_disable_11ac
>> compat.linuxkpi.iwlwifi_disable_11ac: 1
>
> And iwlwifi_11n_disable, does that unset if you check the sysctl?
>
> /bz
>
-- 
wbr, Maxim Filimonov <che@bein.link>

[-- Attachment #2 --]
wlan0: flags=1008843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,LOWER_UP> metric 0 mtu 1500
	options=0
	ether b0:60:88:1b:f8:82
	groups: wlan
	ssid libastral channel 36 (5180 MHz 11a ht/40+) bssid 2c:c8:1b:c1:8d:d0
	regdomain NONE country RU anywhere -ecm authmode WPA2/802.11i -wps
	-tsn privacy ON deftxkey UNDEF
	AES-CCM 2:128-bit
	powersavemode OFF powersavesleep 100 txpower 17 txpowmax 50.0 -dotd
	rtsthreshold 2346 fragthreshold 2346 bmiss 7
	11a     ucast NONE    mgmt  6 Mb/s mcast  6 Mb/s maxretry 6
	11b     ucast NONE    mgmt  1 Mb/s mcast  1 Mb/s maxretry 6
	11g     ucast NONE    mgmt  1 Mb/s mcast  1 Mb/s maxretry 6
	11na    ucast NONE    mgmt  6 Mb/s mcast  6 Mb/s maxretry 6
	11ng    ucast NONE    mgmt  1 Mb/s mcast  1 Mb/s maxretry 6
	scanvalid 60 -bgscan bgscanintvl 300 bgscanidle 250
	roam:11a     rssi    7dBm rate 12 Mb/s
	roam:11b     rssi    7dBm rate  1 Mb/s
	roam:11g     rssi    7dBm rate  5 Mb/s
	roam:11na    rssi    7dBm  MCS  1    
	roam:11ng    rssi    7dBm  MCS  1    
	-pureg protmode CTS ht htcompat -ampdutx ampdurx ampdulimit 64k
	ampdudensity NA -amsdutx amsdurx shortgi htprotmode RTSCTS -puren
	-smps -rifs stbc -ldpctx ldpcrx -uapsd -vht wme -burst -dwds
	roaming MANUAL bintval 100
	AC_BE cwmin  4 cwmax 10 aifs  3 txopLimit   0 -acm ack
	      cwmin  4 cwmax 10 aifs  3 txopLimit   0 -acm
	AC_BK cwmin  4 cwmax 10 aifs  7 txopLimit   0 -acm ack
	      cwmin  4 cwmax 10 aifs  7 txopLimit   0 -acm
	AC_VI cwmin  3 cwmax  4 aifs  2 txopLimit  94 -acm ack
	      cwmin  3 cwmax  4 aifs  2 txopLimit  94 -acm
	AC_VO cwmin  2 cwmax  3 aifs  2 txopLimit  47 -acm ack
	      cwmin  2 cwmax  3 aifs  2 txopLimit  47 -acm
	parent interface: iwlwifi0
	media: IEEE 802.11 Wireless Ethernet MCS mode 11na
	status: associated
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	drivername: wlan0

[-- Attachment #3 --]
Channel   1 : 2412      MHz 11b          Channel  44 : 5220*     MHz 11a ht/40-   
Channel   1 : 2412      MHz 11g          Channel  48 : 5240*     MHz 11a          
Channel   1 : 2412      MHz 11g ht/20    Channel  48 : 5240*     MHz 11a ht/20    
Channel   1 : 2412      MHz 11g ht/40+   Channel  52 : 5260*     MHz 11a          
Channel   2 : 2417      MHz 11b          Channel  52 : 5260*     MHz 11a ht/20    
Channel   2 : 2417      MHz 11g          Channel  52 : 5260*     MHz 11a ht/40+   
Channel   2 : 2417      MHz 11g ht/20    Channel  56 : 5280*     MHz 11a          
Channel   2 : 2417      MHz 11g ht/40+   Channel  56 : 5280*     MHz 11a ht/20    
Channel   3 : 2422      MHz 11b          Channel  56 : 5280*     MHz 11a ht/40-   
Channel   3 : 2422      MHz 11g          Channel  60 : 5300*     MHz 11a          
Channel   3 : 2422      MHz 11g ht/20    Channel  60 : 5300*     MHz 11a ht/20    
Channel   3 : 2422      MHz 11g ht/40+   Channel  60 : 5300*     MHz 11a ht/40+   
Channel   4 : 2427      MHz 11b          Channel  64 : 5320*     MHz 11a          
Channel   4 : 2427      MHz 11g          Channel  64 : 5320*     MHz 11a ht/20    
Channel   4 : 2427      MHz 11g ht/20    Channel  64 : 5320*     MHz 11a ht/40-   
Channel   4 : 2427      MHz 11g ht/40+   Channel 100 : 5500*     MHz 11a          
Channel   5 : 2432      MHz 11b          Channel 100 : 5500*     MHz 11a ht/20    
Channel   5 : 2432      MHz 11g          Channel 100 : 5500*     MHz 11a ht/40+   
Channel   5 : 2432      MHz 11g ht/20    Channel 104 : 5520*     MHz 11a          
Channel   5 : 2432      MHz 11g ht/40+   Channel 104 : 5520*     MHz 11a ht/20    
Channel   5 : 2432      MHz 11g ht/40-   Channel 104 : 5520*     MHz 11a ht/40-   
Channel   6 : 2437      MHz 11b          Channel 108 : 5540*     MHz 11a          
Channel   6 : 2437      MHz 11g          Channel 108 : 5540*     MHz 11a ht/20    
Channel   6 : 2437      MHz 11g ht/20    Channel 108 : 5540*     MHz 11a ht/40+   
Channel   6 : 2437      MHz 11g ht/40+   Channel 112 : 5560*     MHz 11a          
Channel   6 : 2437      MHz 11g ht/40-   Channel 112 : 5560*     MHz 11a ht/20    
Channel   7 : 2442      MHz 11b          Channel 112 : 5560*     MHz 11a ht/40-   
Channel   7 : 2442      MHz 11g          Channel 116 : 5580*     MHz 11a          
Channel   7 : 2442      MHz 11g ht/20    Channel 116 : 5580*     MHz 11a ht/20    
Channel   7 : 2442      MHz 11g ht/40+   Channel 116 : 5580*     MHz 11a ht/40+   
Channel   7 : 2442      MHz 11g ht/40-   Channel 120 : 5600*     MHz 11a          
Channel   8 : 2447      MHz 11b          Channel 120 : 5600*     MHz 11a ht/20    
Channel   8 : 2447      MHz 11g          Channel 120 : 5600*     MHz 11a ht/40-   
Channel   8 : 2447      MHz 11g ht/20    Channel 124 : 5620*     MHz 11a          
Channel   8 : 2447      MHz 11g ht/40-   Channel 124 : 5620*     MHz 11a ht/20    
Channel   9 : 2452      MHz 11b          Channel 124 : 5620*     MHz 11a ht/40+   
Channel   9 : 2452      MHz 11g          Channel 128 : 5640*     MHz 11a          
Channel   9 : 2452      MHz 11g ht/20    Channel 128 : 5640*     MHz 11a ht/20    
Channel   9 : 2452      MHz 11g ht/40-   Channel 128 : 5640*     MHz 11a ht/40-   
Channel  10 : 2457      MHz 11b          Channel 132 : 5660*     MHz 11a          
Channel  10 : 2457      MHz 11g          Channel 132 : 5660*     MHz 11a ht/20    
Channel  10 : 2457      MHz 11g ht/20    Channel 132 : 5660*     MHz 11a ht/40+   
Channel  10 : 2457      MHz 11g ht/40-   Channel 136 : 5680*     MHz 11a          
Channel  11 : 2462      MHz 11b          Channel 136 : 5680*     MHz 11a ht/20    
Channel  11 : 2462      MHz 11g          Channel 136 : 5680*     MHz 11a ht/40-   
Channel  11 : 2462      MHz 11g ht/20    Channel 140 : 5700*     MHz 11a          
Channel  11 : 2462      MHz 11g ht/40-   Channel 140 : 5700*     MHz 11a ht/20    
Channel  12 : 2467*     MHz 11b          Channel 149 : 5745*     MHz 11a          
Channel  12 : 2467*     MHz 11g          Channel 149 : 5745*     MHz 11a ht/20    
Channel  12 : 2467*     MHz 11g ht/20    Channel 149 : 5745*     MHz 11a ht/40+   
Channel  13 : 2472*     MHz 11b          Channel 153 : 5765*     MHz 11a          
Channel  13 : 2472*     MHz 11g          Channel 153 : 5765*     MHz 11a ht/20    
Channel  13 : 2472*     MHz 11g ht/20    Channel 153 : 5765*     MHz 11a ht/40-   
Channel  36 : 5180*     MHz 11a          Channel 157 : 5785*     MHz 11a          
Channel  36 : 5180*     MHz 11a ht/20    Channel 157 : 5785*     MHz 11a ht/20    
Channel  36 : 5180*     MHz 11a ht/40+   Channel 157 : 5785*     MHz 11a ht/40+   
Channel  36 : 5180*     MHz 11a ht/40-   Channel 161 : 5805*     MHz 11a          
Channel  40 : 5200*     MHz 11a          Channel 161 : 5805*     MHz 11a ht/20    
Channel  40 : 5200*     MHz 11a ht/20    Channel 161 : 5805*     MHz 11a ht/40-   
Channel  44 : 5220*     MHz 11a          Channel 165 : 5825*     MHz 11a          
Channel  44 : 5220*     MHz 11a ht/20    Channel 165 : 5825*     MHz 11a ht/20    
Channel  44 : 5220*     MHz 11a ht/40+   
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