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hostapd/README.md

UBUS methods - hostapd

bss_mgmt_enable

Enable 802.11k/v features.

arguments

Name	Type	Required	Description
neighbor_report	bool	no	enable 802.11k neighbor reports
beacon_report	bool	no	enable 802.11k beacon reports
link_measurements	bool	no	enable 802.11k link measurements
bss_transition	bool	no	enable 802.11v BSS transition support

example

ubus call hostapd.wl5-fb bss_mgmt_enable '{ "neighbor_report": true, "beacon_report": true, "link_measurements": true, "bss_transition": true }'

bss_transition_request

Initiate an 802.11v transition request.

arguments

Name	Type	Required	Description
addr	string	yes	client MAC address
disassociation_imminent	bool	no	set Disassociation Imminent bit
disassociation_timer	int32	no	disassociate client if it doesn't roam after this time
validity_period	int32	no	validity of the BSS Transition Candiate List
neighbors	array	no	BSS Transition Candidate List
abridged	bool	no	prefer APs in the BSS Transition Candidate List
dialog_token	int32	no	identifier for the request/report transaction
mbo_reason	int32	no	MBO Transition Reason Code Attribute
cell_pref	int32	no	MBO Cellular Data Connection Preference Attribute
reassoc_delay	int32	no	MBO Re-association retry delay

example

ubus call hostapd.wl5-fb bss_transition_request '{ "addr": "68:2F:67:8B:98:ED", "disassociation_imminent": false, "disassociation_timer": 0, "validity_period": 30, "neighbors": ["b6a7b9cbeebabf5900008064090603026a00"], "abridged": 1 }'

config_add

Dynamically load a BSS configuration from a file. This is used by netifd's mac80211 support script to configure BSSes on multiple PHYs in a single hostapd instance.

arguments

Name	Type	Required	Description
iface	string	yes	WiFi interface name
config	string	yes	path to hostapd config file

config_remove

Dynamically remove a BSS configuration.

arguments

Name	Type	Required	Description
iface	string	yes	WiFi interface name

del_client

Kick a client off the network.

arguments

Name	Type	Required	Description
addr	string	yes	client MAC address
reason	int32	no	802.11 reason code
deauth	bool	no	deauthenticates client instead of disassociating
ban_time	int32	no	ban client for N milliseconds

example

ubus call hostapd.wl5-fb del_client '{ "addr": "68:2f:67:8b:98:ed", "reason": 5, "deauth": true, "ban_time": 10000 }'

get_clients

Show associated clients.

example

ubus call hostapd.wl5-fb get_clients

output

{
        "freq": 5260,
        "clients": {
                "68:2f:67:8b:98:ed": {
                        "auth": true,
                        "assoc": true,
                        "authorized": true,
                        "preauth": false,
                        "wds": false,
                        "wmm": true,
                        "ht": true,
                        "vht": true,
                        "he": false,
                        "wps": false,
                        "mfp": true,
                        "rrm": [
                                0,
                                0,
                                0,
                                0,
                                0
                        ],
                        "extended_capabilities": [
                                0,
                                0,
                                0,
                                0,
                                0,
                                0,
                                0,
                                64
                        ],
                        "aid": 3,
                        "signature": "wifi4|probe:0,1,45,127,107,191,221(0017f2,10),221(001018,2),htcap:006f,htagg:1b,htmcs:0000ffff,vhtcap:0f825832,vhtrxmcs:0000ffea,vhttxmcs:0000ffea,extcap:0000008000000040|assoc:0,1,33,36,48,45,127,191,221(0017f2,10),221(001018,2),221(0050f2,2),htcap:006f,htagg:1b,htmcs:0000ffff,vhtcap:0f825832,vhtrxmcs:0000ffea,vhttxmcs:0000ffea,txpow:14f9,extcap:0000000000000040",
                        "bytes": {
                                "rx": 1933667,
                                "tx": 746805
                        },
                        "airtime": {
                                "rx": 208863,
                                "tx": 9037883
                        },
                        "packets": {
                                "rx": 3587,
                                "tx": 2185
                        },
                        "rate": {
                                "rx": 866700,
                                "tx": 866700
                        },
                        "signal": -50,
                        "capabilities": {
                                "vht": {
                                        "su_beamformee": true,
                                        "mu_beamformee": false,
                                        "mcs_map": {
                                                "rx": {
                                                        "1ss": 9,
                                                        "2ss": 9,
                                                        "3ss": 9,
                                                        "4ss": -1,
                                                        "5ss": -1,
                                                        "6ss": -1,
                                                        "7ss": -1,
                                                        "8ss": -1
                                                },
                                                "tx": {
                                                        "1ss": 9,
                                                        "2ss": 9,
                                                        "3ss": 9,
                                                        "4ss": -1,
                                                        "5ss": -1,
                                                        "6ss": -1,
                                                        "7ss": -1,
                                                        "8ss": -1
                                                }
                                        }
                                }
                        }
                }
        }
}

get_features

Show HT/VHT support.

example

ubus call hostapd.wl5-fb get_features

output

{
        "ht_supported": true,
        "vht_supported": true
}

get_status

Get BSS status.

example

ubus call hostapd.wl5-fb get_status

output

{
        "status": "ENABLED",
        "bssid": "b6:a7:b9:cb:ee:bc",
        "ssid": "fb",
        "freq": 5260,
        "channel": 52,
        "op_class": 128,
        "beacon_interval": 100,
        "phy": "wl5-lan",
        "rrm": {
                "neighbor_report_tx": 0
        },
        "wnm": {
                "bss_transition_query_rx": 0,
                "bss_transition_request_tx": 0,
                "bss_transition_response_rx": 0
        },
        "airtime": {
                "time": 259561738,
                "time_busy": 2844249,
                "utilization": 0
        },
        "dfs": {
                "cac_seconds": 60,
                "cac_active": false,
                "cac_seconds_left": 0
        }
}

link_measurement_req

Initiate an 802.11k Link Measurement Request.

arguments

Name	Type	Required	Description
addr	string	yes	client MAC address
tx-power-used	int32	no	transmit power used to transmit the Link Measurement Request frame
tx-power-max	int32	no	upper limit of transmit power to be used by the client

list_bans

List banned clients.

example

ubus call hostapd.wl5-fb list_bans

output

{
        "clients": [
                "68:2f:67:8b:98:ed"
        ]
}

notify_response

When enabled, hostapd will send a ubus notification and wait for a response before responding to various requests. This is used by e.g. usteer to make it possible to ignore probe requests.

:warning: enabling this will cause hostapd to stop responding to probe requests unless a ubus subscriber responds to the ubus notifications.

arguments

Name	Type	Required	Description
notify_response	int32	yes	disable (0) or enable (!0)

example

ubus call hostapd.wl5-fb notify_response '{ "notify_response": 1 }'

reload

Reload BSS configuration.

:warning: this can cause problems for certain configurations:

Mon May 16 16:09:08 2022 daemon.warn hostapd: Failed to check if DFS is required; ret=-1
Mon May 16 16:09:08 2022 daemon.warn hostapd: Failed to check if DFS is required; ret=-1
Mon May 16 16:09:08 2022 daemon.err hostapd: Wrong coupling between HT and VHT/HE channel setting

example

ubus call hostapd.wl5-fb reload

rrm_beacon_req

Send a Beacon Measurement Request to a client.

arguments

Name	Type	Required	Description
addr	string	yes	client MAC address
op_class	int32	yes	the Regulatory Class for which this Measurement Request applies
channel	int32	yes	channel to measure
duration	int32	yes	compile Beacon Measurement Report after N TU
mode	int32	yes	mode to be used for measurement (0: passive, 1: active, 2: beacon table)
bssid	string	no	filter BSSes in Beacon Measurement Report by BSSID
ssid	string	no	filter BSSes in Beacon Measurement Report by SSID

rrm_nr_get_own

Show Neighbor Report Element for this BSS.

example

ubus call hostapd.wl5-fb rrm_nr_get_own

output

{
        "value": [
                "b6:a7:b9:cb:ee:bc",
                "fb",
                "b6a7b9cbeebcaf5900008095090603029b00"
        ]
}

rrm_nr_list

Show Neighbor Report Elements for other BSSes in this ESS.

example

ubus call hostapd.wl5-fb rrm_nr_list

output

{
        "list": [
                [
                        "b6:a7:b9:cb:ee:ba",
                        "fb",
                        "b6a7b9cbeebabf5900008064090603026a00"
                ]
        ]
}

rrm_nr_set

Set the Neighbor Report Elements. An element for the node on which this command is executed will always be added.

arguments

Name	Type	Required	Description
list	array	yes	array of Neighbor Report Elements in the format of the rrm_nr_list output

example

ubus call hostapd.wl5-fb rrm_nr_set '{ "list": [ [ "b6:a7:b9:cb:ee:ba", "fb", "b6a7b9cbeebabf5900008064090603026a00" ] ] }'

set_vendor_elements

Configure Vendor-specific Information Elements for BSS.

arguments

Name	Type	Required	Description
vendor_elements	string	yes	Vendor-specific Information Elements as hex string

example

ubus call hostapd.wl5-fb set_vendor_elements '{ "vendor_elements": "dd054857dd6662" }'

switch_chan

Initiate a channel switch.

:warning: trying to switch to the channel that is currently in use will fail: Command failed: Operation not supported

arguments

Name	Type	Required	Description
freq	int32	yes	frequency in MHz to switch to
bcn_count	int32	no	count in Beacon frames (TBTT) to perform the switch
center_freq1	int32	no	segment 0 center frequency in MHz (valid for HT and VHT)
center_freq2	int32	no	segment 1 center frequency in MHz (valid only for 80 MHz channel width and an 80+80 channel)
bandwidth	int32	no	channel width to use
sec_channel_offset	int32	no	secondary channel offset for HT40 (0 = disabled, 1 = HT40+, -1 = HT40-)
ht	bool	no	enable 802.11n
vht	bool	no	enable 802.11ac
he	bool	no	enable 802.11ax
block_tx	bool	no	block transmission during CSA period
csa_force	bool	no	restart the interface in case the CSA fails

example

ubus call hostapd.wl5-fb switch_chan '{ "freq": 5180, "bcn_count": 10, "center_freq1": 5210, "bandwidth": 80, "he": 1, "block_tx": 1, "csa_force": 0 }'

update_airtime

Set dynamic airtime weight for client.

arguments

Name	Type	Required	Description
sta	string	yes	client MAC address
weight	int32	yes	airtime weight

update_beacon

Force beacon frame content to be updated and to start beaconing on an interface that uses start_disabled=1.

example

ubus call hostapd.wl5-fb update_beacon

wps_status

Get WPS status for BSS.

example

ubus call hostapd.wl5-fb wps_status

output

{
        "pbc_status": "Disabled",
        "last_wps_result": "None"
}

wps_cancel

Cancel WPS Push Button Configuration.

example

ubus call hostapd.wl5-fb wps_cancel

wps_start

Start WPS Push Button Configuration.

example

ubus call hostapd.wl5-fb wps_start