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Opened 4 years ago

Closed 4 years ago

#14139 closed defect (worksforme)

741nd ,channel 12-13 problem

Reported by: peter@… Owned by: developers
Priority: high Milestone: Chaos Calmer 15.05
Component: base system Version: Trunk
Keywords: Cc:

Description

hello ,i have a problem with channel 12,13 ,country code is set SK
when i set channel between 1-11 ,everything works normaly ,but when i set channel 12 or 13 and restart wifi ,hostap process running ,but wifi is not accesible or it not seeing
platform is tplink 741nd ,tested on lastest AA and lastest BB trunk

list of iw phy

  • 2412 MHz [1] (17.0 dBm)
    • 2417 MHz [2] (18.0 dBm)
    • 2422 MHz [3] (18.0 dBm)
    • 2427 MHz [4] (18.0 dBm)
    • 2432 MHz [5] (18.0 dBm)
    • 2437 MHz [6] (18.0 dBm)
    • 2442 MHz [7] (18.0 dBm)
    • 2447 MHz [8] (18.0 dBm)
    • 2452 MHz [9] (18.0 dBm)
    • 2457 MHz [10] (18.0 dBm)
    • 2462 MHz [11] (16.0 dBm)
    • 2467 MHz [12] (18.0 dBm)
    • 2472 MHz [13] (18.0 dBm)
      • 2484 MHz [14] (disabled)

dmesg after restart

24.360000] cfg80211: Calling CRDA for country: SK

[ 24.380000] cfg80211: Regulatory domain changed to country: SK
[ 24.380000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 24.390000] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 24.400000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 24.400000] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 24.410000] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[ 27.020000] device wlan0 entered promiscuous mode

Attachments (0)

Change History (8)

comment:1 Changed 4 years ago by jow

  • Resolution set to duplicate
  • Status changed from new to closed

comment:2 Changed 4 years ago by peter@…

ok ,i followed instruction at http://luci.subsignal.org/~jow/reghack/README.txt ,but does not work ,ath.ko already patched ,a cfg80211.ko was patched and rebooted ,then i set country code US ,00 ,but same situation ,wifi on 12 or 13 channel still not visible ,tested on lastest AA

comment:3 Changed 4 years ago by anonymous

  • Resolution duplicate deleted
  • Status changed from closed to reopened

comment:4 Changed 4 years ago by nbd

The US regdomain does not support channel 12 or 13. How about trying something european instead?

comment:5 Changed 4 years ago by peter@…

yes,i know ,i just tried :) ,so i set SK,CZ country code ,but did not help
my wireless conf
config wifi-device 'radio0'

option type 'mac80211'
option path 'platform/ar933x_wmac'
list ht_capab 'SHORT-GI-20'
list ht_capab 'SHORT-GI-40'
list ht_capab 'RX-STBC1'
list ht_capab 'DSSS_CCK-40'
option hwmode '11ng'
option htmode 'HT20'
option country 'SK'
option channel '13'
option txpower '4'

config wifi-iface

option device 'radio0'
option network 'lan'
option mode 'ap'
option ssid 'tmp2'
option encryption 'psk2+ccmp'
option key 'xxxxxxxxxxxx'

comment:6 Changed 4 years ago by nbd

if everything seems to be running normally on the router side and you just don't see the wifi, are you sure that your wifi client is actually scanning channel 12/13?

comment:7 Changed 4 years ago by peter@…

ohh ,i am very sorry ,i don`t know why ,but my macbook pro switched to US profile instead of SK

ok ,13 channel works normaly ,please close this ticket :)
thank a lot.

en1:

Card Type: AirPort Extreme (0x14E4, 0xD6)
Firmware Version: Broadcom BCM43xx 1.0 5.100.198.104.5)
Locale: ETSI
Country Code: US
Supported PHY Modes: 802.11 a/b/g/n
Supported Channels: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161, 165
Wake On Wireless: Supported
Status: Connected

comment:8 Changed 4 years ago by nbd

  • Resolution set to worksforme
  • Status changed from reopened to closed

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