# wireless

* [Roaming](#roaming) - [Debug](#debug)
* [802.11kvr](#80211kvr) - [/etc/config/wireless](#etcconfigwireless) - [MediaTek](#mediatek)
* [Client Info](#client-info)
* [Controller](#controller) - [DAWN](#dawn) - [usteer](#usteer) - [fakemesh](#fakemesh)

## Roaming

<https://openwrt.org/docs/guide-user/network/wifi/roaming>

### Debug

* <https://openwrt.org/docs/guide-user/network/wifi/roaming#checking\\_80211k\\_is\\_enabled>
* <https://openwrt.org/docs/guide-user/network/wifi/roaming#verifying\\_client\\_80211r\\_support>

## 802.11kvr

[/nw/README.md#roaming---80211krv](https://book.ferro.pro/nw#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](https://forum.openwrt.org/t/any-way-to-monitor-if-802-11r-is-working/73504): [hostapd log](https://openwrt.org/docs/guide-developer/debugging#logging_hostapd_behaviour)

  ```
    # 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
  ```

### usteer

<https://openwrt.org/docs/guide-user/network/wifi/usteer>

### fakemesh

<https://github.com/x-wrt/com.x-wrt/blob/master/luci-app-fakemesh/README.md>

<https://fakemesh.com/#%E5%8F%AF%E9%80%89%E9%85%8D%E7%BD%AE>

* Sync Config