Intel Dual Band Wireless AC 8260

[Andreas Nilsson]

On Tue, Feb 21, 2017 at 12:58 AM, Adrian Chadd <adrian.chadd at gmail.com>
wrote:

> Hiya,
>
>
> On 20 February 2017 at 15:50, Andreas Nilsson <andrnils at gmail.com> 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.
>
> The 7260 and later chipset driver (iwm) doesn't yet support 11n or 11ac,
> sorry!
>
> Well, at least then I know, thanks!


> >
> > 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?
>
> I'm working on it. I have it working in my ath10k driver port, but
> there aren't any drivers with 11ac support in -head.
>

Ok, I see. One reason to browse the commit logs then :)

>
> > -Shouldn't my ac8260 support 11n as well?
>
> Yes, but not yet.
>
> > -Should I get different scan results depending on if have my old or new
> ap
> > connected?
>
> Nope, but scanning isn't always going to return the same results.
>
> > -How come my t510 thinkpad (different os btw) can see my 5GHz net on my
> new
> > ap but my yoga does not?
>
> Try "ifconfig -v wlan0 list channel" and let's see what's going on.
> Which channel is the 5GHz net on with the new AP?
>


Channel   1 : 2412      MHz 11b          Channel   9 : 2452      MHz 11b

Channel   1 : 2412      MHz 11g          Channel   9 : 2452      MHz 11g

Channel   2 : 2417      MHz 11b          Channel  10 : 2457      MHz 11b

Channel   2 : 2417      MHz 11g          Channel  10 : 2457      MHz 11g

Channel   3 : 2422      MHz 11b          Channel  11 : 2462      MHz 11b

Channel   3 : 2422      MHz 11g          Channel  11 : 2462      MHz 11g

Channel   4 : 2427      MHz 11b          Channel  36 : 5180      MHz 11a

Channel   4 : 2427      MHz 11g          Channel  40 : 5200      MHz 11a

Channel   5 : 2432      MHz 11b          Channel  44 : 5220      MHz 11a

Channel   5 : 2432      MHz 11g          Channel  48 : 5240      MHz 11a

Channel   6 : 2437      MHz 11b          Channel 149 : 5745      MHz 11a

Channel   6 : 2437      MHz 11g          Channel 153 : 5765      MHz 11a

Channel   7 : 2442      MHz 11b          Channel 157 : 5785      MHz 11a

Channel   7 : 2442      MHz 11g          Channel 161 : 5805      MHz 11a

Channel   8 : 2447      MHz 11b          Channel 165 : 5825*     MHz 11a

Channel   8 : 2447      MHz 11g

I had it set to channel 116, but the list only went to 140.


> Thanks,
>
>
>
> -adrian
>

Thanks for your clear answer and your work on this area!

Best regards
Andreas