[OpenWrt-Devel] QCA9994 outdoor 13km link

Ben Greear greearb at candelatech.com
Wed Sep 25 11:11:15 EDT 2019


Is this short distance or long?

Please try short distance with omni antenna first to make sure you are not hitting the delayed-ack issue
or problems with your antenna.

Change your antenna orientation so that they point in different directions.

Thanks,
Ben

On 9/25/19 6:49 AM, support at maxnet.al wrote:
> Hello,
> 
> Today i managed to connect the station wds at 80MHz channel. Signal is -56 and i have very low datarates. I have attached a photo.
> 
>   When station was ddwrt and AP openwrt the datarates were 866/433. TX won't do more than VHT-NSS 1 although RX it's not good either because it's a 4 chain 
> radio and it should do VHT-NSS4.
> 
> Thank you,
> Klevis
> 
> 
> 
> 
> On Mon, Sep 23, 2019 at 6:36 PM +0200, "Ben Greear" <greearb at candelatech.com <mailto:greearb at candelatech.com>> wrote:
> 
>     Weeks or months or whenever I have time, and maybe sooner if someone
>     wants to sponsor it.  Please understand I, and probably everyone else working
>     on OpenWRT, am busy with lots of other projects and community work often
>     gets pushed to the back burner.
> 
>     Thanks,
>     Ben
> 
>     On 9/23/19 8:18 AM, support at maxnet.al wrote:
>     > Hi Ben,
>     > 
>     > When do you think you might be able to make those changes to your driver?
>     > 
>     > Thanks,
>     > Klevis.
>     > 
>     > 
>     > 
>     > On 2019-09-20 13:00, Ben Greear wrote:
>     >> On 9/20/19 12:55 PM, Vincent Wiemann wrote:
>     >>> Hi Klevis,
>     >>>
>     >>> have you tried it with a short distance?
>     >>> If you did you should better ask Ben Greear directly.
>     >>
>     >> I asked him to post publicly so that others can help answer and that
>     >> my own answers might
>     >> help someone else.
>     >>
>     >> I have some patches that should enable coverage class settings for
>     >> wave-2, but I am too busy
>     >> with other things right now to port them to my ath10k-ct driver/firmware.
>     >>
>     >> Thanks,
>     >> Ben
>     >>
>     >>>
>     >>> By the way ath10k gen 2 chipsets don't work very well with long distance links without a
>     >>> special feature which implementation is only available to companies like Ubiquiti and very few
>     >>> people who have an own reverse-engineered implementation.
>     >>> It works on IPQ401X, QCA9886 and QCA9888 based chips only.
>     >>>
>     >>> And it is not possible to set a coverage class for gen 2 devices, yet as far as I know due to missing
>     >>> documentation and implementation (correct me if that information is outdated).
>     >>> Furthermore a high channel width often results in problems
>     >>> due to lower receiver sensibility.
>     >>> We have better experiences with lower channel widths and sometimes get more throughput with that.
>     >>>
>     >>> Actually I think this does not explain your connection issues as 13 km is not that much.
>     >>>
>     >>> Regards,
>     >>>
>     >>> Vincent Wiemann
>     >>>
>     >>> On 20.09.19 18:30, support at maxnet.al wrote:
>     >>>> Hello everyone,
>     >>>>
>     >>>> I am trying to setup a custom made outdoor link with Apu2d2 board devices and QCA9994 cards from compex. After i installed openwrt and ath10k ct driver, 
>     >>>> kmod ath10k and board-2.bin the device can run a 80MHz channel in WDS AP. The problem is that it won't run as station or station wds. It can scan
>     >>>> the SSIDs but won't connect them.
>     >>>>
>     >>>> Any suggestion?
>     >>>>
>     >>>> Thank you!
>     >>>> Klevis
>     >>>>
>     >>>
>     >>> _______________________________________________
>     >>> openwrt-devel mailing list
>     >>> openwrt-devel at lists.openwrt.org
>     >>> https://lists.openwrt.org/mailman/listinfo/openwrt-devel
>     >>>
>     > 
> 
> 
>     -- 
>     Ben GreearCandela Technologies Inc http://www.candelatech.com
> 


-- 
Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com


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