[OpenWrt-Devel] RT5350F WiFi interface performance issue

Koen Vandeputte koen.vandeputte at ncentric.com
Fri May 25 08:03:36 EDT 2018

On 2018-05-25 13:30, Zoltan Gyarmati wrote:
> Dear All,
>  I'm testing the current OpenWrt  (master/HEAD) on RT5350F Olinuxino. 
> Unfortunately the WiFi interface doesn't seem to work properly in 
> client mode. `iwinfo wlan0 scan` runs successfully and shows my AP, 
> but when i configure the interface as client and try to connect, the 
> authentication seems to be successful (according to dmesg), but the 
> wlan0 interface never gets IP address, even if i explicitly call 
> udhcpc. If i set a static IP address for wlan0, and ping my AP, i have 
> around 88% packet loss. There is no any relevant message in dmesg 
> which could give a hint about the reason.
> As a counter-check, i flashed the an old OpenWrt image from the HW 
> vendor with kernel 3.18, and with that one the WiFi interface works 
> properly.
> Does anyone else experience similar issues (either on this or any 
> other RT5350F board)? Do you have any advice what to look into to sort 
> this out?
> Thanks,


When you build master, did it already contain commit "hostapd: update to 
git HEAD of 2018-05-21, allow build against wolfssl" ?
Could you also try to build the 18.06 which does not contain this one 
and compare?

You never know..



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