802.11r Fast Transition, roaming
Detailed description of parameter: https://blog.fem.tu-ilmenau.de/archives/1002-HowTo-enable-WiFi-roaming-with-hostapd-and-VLANs.html OpenWRT: https://www.reddit.com/r/openwrt/comments/7in2vq/problem_setting_up_80211r_ft Scroll down Old version https://www.reddit.com/r/openwrt/comments/515oea/finally_got_80211r_roaming_working