Intel Dual Band Wireless AC 8260

Adrian Chadd adrian.chadd at
Mon Feb 20 23:59:15 UTC 2017

Yeah I know :( I'm still trying to find spare cycles to keep moving
the driver forward to the latest dfbsd code.

At least we know which commit broke it..


On 20 February 2017 at 15:57, Kevin Bowling <kevin.bowling at> wrote:
> It used to work pretty well, but HEAD regressed heavily.  My card crashes
> 8260 non-stop.
> I'm trying to resync everything to DFBSD, I will post a review if
> successful.
> On Mon, Feb 20, 2017 at 4:50 PM, Andreas Nilsson <andrnils at> wrote:
>> Hello,
>> I have a laptop with an Intel Dual Band Wireless AC 8260 card (
>> iwm0 at pci0:4:0:0:
>>        class=0x028000 card=0x11308086 chip=0x24f38086 rev=0x3a hdr=0x00 )
>> in my thinkpad x1 yoga.
>> I'm running 12-CURRENT, and wireless is sort of working, although very
>> slowly: IEEE 802.11 Wireless Ethernet OFDM/54Mbps mode 11a where I would
>> expect more. My old trusted access point is a wndr3700 which supports 11n (
>> worked fine with my macbook, regularly got 20Mb/s.
>> I bought a new access point to get that 11ac goodness, but I can barley get
>> my new laptop to find the anything on the 5GHz band.
>> So my questions:
>> -Does FreeBSD actually support 11ac yet?
>> -Shouldn't my ac8260 support 11n as well?
>> -Should I get different scan results depending on if have my old or new ap
>> connected?
>> -How come my t510 thinkpad (different os btw) can see my 5GHz net on my new
>> ap but my yoga does not?
>> Best regards
>> Andreas
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