Thanks allfox for your reply... I will download new hostapd source and try. Somewhere I read that hostapd simply passes this flag to driver and driver does the trick. I have raspberry pi 3 and TP-LINK wn823n USB router. I downloaded the driver source from TP-LINK site and compiled to make it work on...

Dear Community, I have setup a Hotspot on Raspberry Pi. I want to achieve client isolation using iptables. Before moving to iptables way, I tried putting ap_isolate=1 flag in hostapd.conf file. Unfortunately, it did not work for me. Below are the steps that I took. However, it is not working. Can yo...