Prova questo:
wl -i wl0 chanspec -c 6 -b 2 -w 40 -s -1
wl -i wl0 down
wl -i wl0 up
-c = Canale 6
-b = Banda (2.4Ghz)
-w = Width (40Mhz)
-s = ??
Visto qui : https://wiki.openwrt.org/doc/hardware/soc/soc.broadcom.bcm47xx
Per me funziona...
je suis complete investigation in wireless config /etc/config/wireless de channelwidth is auto now i am put 40
root@modemtim:~# wlctl radarargs40 npulses set
radarargs40
Get/Set Radar parameters for 40Mhz channel in
order as version, npulses, ncontig, min_pw, max_pw, thresh0,
thresh1, blank, fmdemodcfg, npulses_lp, min_pw_lp, max_pw_lp,
min_fm_lp, max_span_lp, min_deltat, max_deltat,
autocorr, st_level_time, t2_min, fra_pulse_err, npulses_fra,
npulses_stg2, npulses_stg3, percal_mask, quant,
min_burst_intv_lp, max_burst_intv_lp, nskip_rst_lp, max_pw_tol, feature_mask