NXP Semiconductors UM11490 - Page 17

NXP Semiconductors
UM11490
Feature Configuration Guide for NXP-based Wireless Modules on i.MX 8M Quad EVK
Configure WPA3 SAE transition mode for the Access Point
Create the configuration file:
root@imx8mqevk:~# nano /etc/hostapd-wpa3-sae.conf
Configuration file content:
interface=uap0
driver=nl80211
ssid=NXP_Demo
hw_mode=g
channel=6
wmm_enabled=1
ieee80211n=1
auth_algs=1
wpa=2
wpa_pairwise=CCMP
wpa_passphrase=1234567890
wpa_key_mgmt=WPA-PSK SAE
wpa_group_rekey=1800
rsn_pairwise=CCMP
ieee80211w=1
sae_groups=19 20 21 25 26
sae_require_mfp=1
sae_anti_clogging_threshold=10
Start the Access Point
Run the following command to start the Access Point:
root@imx8mqevk:~# killall wpa_supplicant
root@imx8mqevk:~# killall hostapd
root@imx8mqevk:~# ifconfig uap0 192.168.1.2 netmask 255.255.255.0 up
root@imx8mqevk:~# route add default gw 192.168.1.1
root@imx8mqevk:~# hostapd /etc/hostapd-wpa3-sae.conf
Command output example:
Configuration file: /etc/hostapd-wpa3-sae.conf
rfkill: Cannot open RFKILL control device
[ 758.651665] wlan: HostMlme uap0 send deauth/disassoc
Using interface uap0 with hwaddr 70:66:55:26:8b:6b and ssid "NXP_Demo"
random: Only 19/20 bytes of stron[ 758.671118] wlan: Starting AP
g random data available
random: [ 758.677273] Get ht_cap from beacon ies: 0xc
Not enough entropy pool available[ 758.683524] fw doesn't support
11ax
for secure operations
WPA: Not enough entropy in random pool for secure operations - update
key[ 758.698627] wlan: AP started
s later when the first station co[ 758.703624] Set AC=3, txop=47
cwmin=3, cwmax=7 aifs=1
nnects
[ 758.711651] Set AC=2, txop=94 cwmin=7, cwmax=15 aifs=1
[ 758.718678] Set AC=0, txop=0 cwmin=15, cwmax=63 aifs=3
[ 758.725701] Set AC=1, txop=0 cwmin=15, cwmax=1023 aifs=7
uap0: interface state UNINITIALIZED->ENABLED
uap0: AP-ENABLED
UM11490 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved.
User manual Rev. 2 — 29 January 2021
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