wireless

802.11kvr

/nw/README.md#roaming---80211krv

/etc/config/wireless

https://openwrt.org/docs/guide-user/network/wifi/basic#neighbor_reports_options_80211k

  • helper: https://github.com/walidmadkour/OpenWRT-UCI-helper-802.11r

  • uci: https://vicfree.com/2022/11/openwrt-wpa3-802.11kvr-ap-setup/

  • debug: hostapd log

      # grep -E '11(k|v|r)|^config' /etc/config/wireless
  config wifi-device 'radio0'
  config wifi-iface 'default_radio0'
          option ieee80211r '1'
          option ieee80211k '1'
          # option ieee80211v Removed

MediaTek

https://github.com/coolsnowwolf/lede/issues/5002#issuecomment-683371787

    grep -E 'RRM|WNM|Ft' -r /etc/wireless/ # k/v/r

Client Info

http://wrt.lan/cgi-bin/luci/admin/network/wireless

    # fping -g 192.168.8.0/24 # show IPv4 if IPv6 under `Associated Stations`

    # iw dev | grep -E 'Interface|ssid'

    # iw dev phy1-ap0 station dump
    Station [K60_MAC] (on phy1-ap0)
            inactive time:  10 ms
            rx bytes:       1274880
            rx packets:     7828
            tx bytes:       56193821
            tx packets:     39844
            tx retries:     8088
            tx failed:      8088
            rx drop misc:   6
            signal:         -83 [-86, -91, -86, -95] dBm
            signal avg:     -82 [-86, -91, -86, -95] dBm
            tx bitrate:     432.3 MBit/s 160MHz HE-MCS 2 HE-NSS 2 HE-GI 0 HE-DCM 0
            tx duration:    21709248 us
            rx bitrate:     432.3 MBit/s 160MHz HE-MCS 2 HE-NSS 2 HE-GI 0 HE-DCM 0
            rx duration:    542587 us
            last ack signal:-12 dBm
            avg ack signal: -22 dBm
            airtime weight: 256
            authorized:     yes
            authenticated:  yes
            associated:     yes
            preamble:       short
            WMM/WME:        yes
            MFP:            no
            TDLS peer:      no
            DTIM period:    2
            beacon interval:100
            short preamble: yes
            short slot time:yes
            connected time: 87 seconds
            associated at [boottime]:       283658.981s
            associated at:  1700846966098 ms
            current time:   1700847053027 ms

Controller

DAWN

Decentralized WiFi Controller

  • https://github.com/berlin-open-wireless-lab/DAWN

    • full wpad-* version and not wpad-basic

  • https://github.com/berlin-open-wireless-lab/DAWN/blob/master/CONFIGURE.md

  • https://openwrt.org/docs/guide-user/network/wifi/dawn

      sed -i 's/10.0.0.255/192.168.88.255/' /etc/config/dawn && /etc/init.d/dawn restart
  grep -E '_port|_ip' /etc/config/dawn && netstat -lntup | grep dawn
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