Dear Bob, Michal, all, I've just tried your advices (actually I already tried it following the wireless.wiki.kernel web pages) and I had a look at the syslog while I was typing the commands At the beginning I have this root@MrProper:~# tail -f -n 200 /var/log/syslog Nov 21 07:53:23 MrProper kernel: [ 9.121882] cfg80211: Updating information on frequency 5260 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121891] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121900] cfg80211: Updating information on frequency 5280 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121906] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121913] cfg80211: Updating information on frequency 5300 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121923] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121931] cfg80211: Updating information on frequency 5320 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121937] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121946] cfg80211: Updating information on frequency 5500 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121954] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121963] cfg80211: Updating information on frequency 5520 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121972] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121982] cfg80211: Updating information on frequency 5540 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.121990] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.121997] cfg80211: Updating information on frequency 5560 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122004] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122012] cfg80211: Updating information on frequency 5580 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122021] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122029] cfg80211: Disabling freq 5600 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.122038] cfg80211: Disabling freq 5620 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.122044] cfg80211: Disabling freq 5640 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.122051] cfg80211: Updating information on frequency 5660 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122058] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122068] cfg80211: Updating information on frequency 5680 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122077] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122085] cfg80211: Updating information on frequency 5700 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122094] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122099] cfg80211: Disabling freq 5720 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.122110] cfg80211: Updating information on frequency 5745 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122118] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122125] cfg80211: Updating information on frequency 5765 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122133] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122141] cfg80211: Updating information on frequency 5785 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122147] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122156] cfg80211: Updating information on frequency 5805 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122166] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.122175] cfg80211: Updating information on frequency 5825 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.122184] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.487186] ath10k_pci 0000:07:00.0: qca988x hw2.0 (0x4100016c, 0x043222ff sub 0000:0000) fw 10.2.4.70.58 fwapi 5 bdapi 1 htt-ver 2.1 wmi-op 5 htt-op 2 cal otp max-sta 128 raw 1 hwcrypto 1 features no-p2p,raw-mode Nov 21 07:53:23 MrProper kernel: [ 9.487202] ath10k_pci 0000:07:00.0: debug 1 debugfs 1 tracing 0 dfs 1 testmode 1 Nov 21 07:53:23 MrProper kernel: [ 9.591528] ath: EEPROM regdomain: 0x0 Nov 21 07:53:23 MrProper kernel: [ 9.591537] ath: EEPROM indicates default country code should be used Nov 21 07:53:23 MrProper kernel: [ 9.591542] ath: doing EEPROM country->regdmn map search Nov 21 07:53:23 MrProper kernel: [ 9.591553] ath: country maps to regdmn code: 0x3a Nov 21 07:53:23 MrProper kernel: [ 9.591558] ath: Country alpha2 being used: US Nov 21 07:53:23 MrProper kernel: [ 9.591563] ath: Regpair used: 0x3a Nov 21 07:53:23 MrProper kernel: [ 9.591573] cfg80211: Updating information on frequency 5180 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591581] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591589] cfg80211: Updating information on frequency 5200 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591597] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591603] cfg80211: Updating information on frequency 5220 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591611] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591617] cfg80211: Updating information on frequency 5240 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591624] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591630] cfg80211: Updating information on frequency 5260 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591636] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591641] cfg80211: Updating information on frequency 5280 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591648] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591654] cfg80211: Updating information on frequency 5300 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591661] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591668] cfg80211: Updating information on frequency 5320 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591675] cfg80211: (5140000 KHz - 5360000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591680] cfg80211: Disabling freq 5500 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591685] cfg80211: Disabling freq 5520 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591691] cfg80211: Disabling freq 5540 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591697] cfg80211: Disabling freq 5560 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591703] cfg80211: Disabling freq 5580 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591708] cfg80211: Disabling freq 5600 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591714] cfg80211: Disabling freq 5620 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591719] cfg80211: Disabling freq 5640 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591725] cfg80211: Disabling freq 5660 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591731] cfg80211: Disabling freq 5680 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591737] cfg80211: Disabling freq 5700 MHz as custom regd has no rule that fits it Nov 21 07:53:23 MrProper kernel: [ 9.591743] cfg80211: Updating information on frequency 5720 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591750] cfg80211: (5715000 KHz - 5860000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591755] cfg80211: Updating information on frequency 5745 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591762] cfg80211: (5715000 KHz - 5860000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591768] cfg80211: Updating information on frequency 5765 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591775] cfg80211: (5715000 KHz - 5860000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591782] cfg80211: Updating information on frequency 5785 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591788] cfg80211: (5715000 KHz - 5860000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591795] cfg80211: Updating information on frequency 5805 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591802] cfg80211: (5715000 KHz - 5860000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591808] cfg80211: Updating information on frequency 5825 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591815] cfg80211: (5715000 KHz - 5860000 KHz @ 80000 KHz), (N/A, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591975] cfg80211: Updating information on frequency 5180 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.591987] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.591996] cfg80211: Updating information on frequency 5200 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592003] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592010] cfg80211: Updating information on frequency 5220 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592017] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592024] cfg80211: Updating information on frequency 5240 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592030] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592037] cfg80211: Updating information on frequency 5260 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592043] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592050] cfg80211: Updating information on frequency 5280 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592056] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592062] cfg80211: Updating information on frequency 5300 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592069] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592075] cfg80211: Updating information on frequency 5320 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592081] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592088] cfg80211: Updating information on frequency 5500 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592094] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592100] cfg80211: Updating information on frequency 5520 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592107] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592113] cfg80211: Updating information on frequency 5540 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592119] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592125] cfg80211: Updating information on frequency 5560 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592131] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592137] cfg80211: Updating information on frequency 5580 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592143] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592150] cfg80211: Disabling freq 5600 MHz Nov 21 07:53:23 MrProper kernel: [ 9.592154] cfg80211: Disabling freq 5620 MHz Nov 21 07:53:23 MrProper kernel: [ 9.592159] cfg80211: Disabling freq 5640 MHz Nov 21 07:53:23 MrProper kernel: [ 9.592165] cfg80211: Updating information on frequency 5660 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592171] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592177] cfg80211: Updating information on frequency 5680 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592184] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592190] cfg80211: Updating information on frequency 5700 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592197] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592202] cfg80211: Disabling freq 5720 MHz Nov 21 07:53:23 MrProper kernel: [ 9.592208] cfg80211: Updating information on frequency 5745 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592214] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592220] cfg80211: Updating information on frequency 5765 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592226] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592233] cfg80211: Updating information on frequency 5785 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592239] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592245] cfg80211: Updating information on frequency 5805 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592251] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.592257] cfg80211: Updating information on frequency 5825 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.592263] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593783] cfg80211: Updating information on frequency 5180 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593797] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593805] cfg80211: Updating information on frequency 5200 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593812] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593819] cfg80211: Updating information on frequency 5220 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593825] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593832] cfg80211: Updating information on frequency 5240 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593838] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593845] cfg80211: Updating information on frequency 5260 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593851] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593857] cfg80211: Updating information on frequency 5280 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593863] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593870] cfg80211: Updating information on frequency 5300 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593876] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593882] cfg80211: Updating information on frequency 5320 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593888] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593894] cfg80211: Updating information on frequency 5500 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593900] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593906] cfg80211: Updating information on frequency 5520 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593913] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593919] cfg80211: Updating information on frequency 5540 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593925] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593931] cfg80211: Updating information on frequency 5560 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593937] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593943] cfg80211: Updating information on frequency 5580 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593950] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593956] cfg80211: Disabling freq 5600 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.593961] cfg80211: Disabling freq 5620 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.593966] cfg80211: Disabling freq 5640 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.593972] cfg80211: Updating information on frequency 5660 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593978] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593984] cfg80211: Updating information on frequency 5680 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.593990] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.593997] cfg80211: Updating information on frequency 5700 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.594004] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.594009] cfg80211: Disabling freq 5720 MHz for good Nov 21 07:53:23 MrProper kernel: [ 9.594015] cfg80211: Updating information on frequency 5745 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.594021] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.594027] cfg80211: Updating information on frequency 5765 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.594033] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.594040] cfg80211: Updating information on frequency 5785 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.594046] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.594052] cfg80211: Updating information on frequency 5805 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.594058] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:23 MrProper kernel: [ 9.594064] cfg80211: Updating information on frequency 5825 MHz with regulatory rule: Nov 21 07:53:23 MrProper kernel: [ 9.594070] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) Nov 21 07:53:25 MrProper dhclient: DHCPDISCOVER on eth1 to 255.255.255.255 port 67 interval 5 (xid=0x7e93e3c2) Nov 21 07:53:25 MrProper kernel: [ 10.946730] sky2 0000:08:00.0 eth1: Link is up at 1000 Mbps, full duplex, flow control both Nov 21 07:53:25 MrProper kernel: [ 10.946777] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready Nov 21 07:53:30 MrProper dhclient: DHCPDISCOVER on eth1 to 255.255.255.255 port 67 interval 10 (xid=0x7e93e3c2) Nov 21 07:53:31 MrProper dhclient: DHCPREQUEST of 192.168.10.141 on eth1 to 255.255.255.255 port 67 (xid=0x7e93e3c2) Nov 21 07:53:31 MrProper dhclient: DHCPOFFER of 192.168.10.141 from 192.168.10.1 Nov 21 07:53:31 MrProper dhclient: DHCPACK of 192.168.10.141 from 192.168.10.1 Nov 21 07:53:31 MrProper dhclient: bound to 192.168.10.141 -- renewal in 39009 seconds. Nov 21 07:53:31 MrProper cron[816]: (CRON) INFO (pidfile fd = 3) Nov 21 07:53:31 MrProper cron[847]: (CRON) STARTUP (fork ok) Nov 21 07:53:31 MrProper cron[847]: (CRON) INFO (Running @reboot jobs) Nov 21 07:53:32 MrProper dnsmasq[888]: started, version 2.68 cachesize 150 Nov 21 07:53:32 MrProper dnsmasq[888]: compile time options: IPv6 GNU-getopt DBus i18n IDN DHCP DHCPv6 no-Lua TFTP conntrack ipset auth Nov 21 07:53:32 MrProper dnsmasq[888]: reading /var/run/dnsmasq/resolv.conf Nov 21 07:53:32 MrProper dnsmasq[888]: using nameserver 147.83.2.10#53 Nov 21 07:53:32 MrProper dnsmasq[888]: using nameserver 147.83.2.3#53 Nov 21 07:53:32 MrProper dnsmasq[888]: read /etc/hosts - 4 addresses Nov 21 07:53:40 MrProper ntpdate[778]: no server suitable for synchronization found Nov 21 07:53:46 MrProper dnsmasq[888]: reading /var/run/dnsmasq/resolv.conf Nov 21 07:53:46 MrProper dnsmasq[888]: using nameserver 147.83.2.10#53 Nov 21 07:53:46 MrProper dnsmasq[888]: using nameserver 147.83.2.3#53 Nov 21 07:53:55 MrProper ntpdate[980]: no server suitable for synchronization found Nov 21 07:54:23 MrProper kernel: [ 69.620067] cfg80211: Verifying active interfaces after reg change It seems that there are some frequency slots wth the @8000KHz then root@MrProper:~# iw dev wlan0 interface add mp0 type mp root@MrProper:~# iw dev mp0 set freq 5745 80 5775 command failed: Invalid argument (-22) root@MrProper:~# iw dev mp0 set freq 5715 80 5860 command failed: Invalid argument (-22) root@MrProper:~# iw dev mp0 set freq 5715 80 5795 command failed: Invalid argument (-22) root@MrProper:~# iw dev mp0 set freq 5250 80 5330 command failed: Invalid argument (-22) root@MrProper:~# iw dev mp0 set freq 5140 80 5360 command failed: Invalid argument (-22) root@MrProper:~# iw dev mp0 set freq 5140 80 5220 command failed: Invalid argument (-22) So I performed iw dev mp0 set channel 149 HT40+ ifconfig mp0 192.168.149.201 and syslog start to spam this messge: Nov 21 08:08:44 MrProper kernel: [ 930.230501] util.c | ieee80211_set_wmm_default: ac=0, enable_qos=true, vif.type=7, NL80211_IFTYPE_STATION=2 Nov 21 08:08:44 MrProper kernel: [ 930.231078] IPv6: ADDRCONF(NETDEV_UP): mp0: link is not ready Nov 21 08:08:44 MrProper kernel: [ 930.557731] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.559964] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.570153] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.629822] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.638655] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.639220] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.646044] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:44 MrProper kernel: [ 930.650553] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:45 MrProper kernel: [ 930.650936] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:45 MrProper kernel: [ 930.684057] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:50 MrProper kernel: [ 935.858389] ath10k_warn: 12 callbacks suppressed Nov 21 08:08:50 MrProper kernel: [ 935.858441] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:50 MrProper kernel: [ 936.104414] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:50 MrProper kernel: [ 936.104778] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:50 MrProper kernel: [ 936.195287] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:53 MrProper kernel: [ 938.769794] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:53 MrProper kernel: [ 939.004773] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:54 MrProper kernel: [ 939.723923] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:54 MrProper kernel: [ 939.981543] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:08:56 MrProper kernel: [ 942.534539] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:01 MrProper kernel: [ 947.401511] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:05 MrProper kernel: [ 951.507954] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:05 MrProper kernel: [ 951.514654] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:07 MrProper kernel: [ 952.837610] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:24 MrProper kernel: [ 970.049900] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:24 MrProper kernel: [ 970.050242] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:41 MrProper kernel: [ 987.160219] util.c | ieee80211_set_wmm_default: ac=0, enable_qos=true, vif.type=7, NL80211_IFTYPE_STATION=2 Nov 21 08:09:41 MrProper kernel: [ 987.161400] IPv6: ADDRCONF(NETDEV_UP): mp0: link is not ready Nov 21 08:09:42 MrProper kernel: [ 988.010692] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 08:09:42 MrProper kernel: [ 988.488288] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! ... I had this issue in the past but only in some cases when the module ath10k_core was loaded without the rawmode = 1 parameter: Now It's happening everytime and it stops as soon as the interface join the mesh: Nov 21 09:29:39 MrProper kernel: [ 1409.470318] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 09:29:40 MrProper kernel: [ 1409.875986] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 09:29:40 MrProper kernel: [ 1410.496021] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 09:29:40 MrProper kernel: [ 1410.509777] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 09:29:40 MrProper kernel: [ 1410.571394] ath10k_pci 0000:07:00.0: no channel configured; ignoring frame(s)! Nov 21 09:29:43 MrProper kernel: [ 1412.762457] mp0: setting non-peer PM to user value Nov 21 09:29:43 MrProper kernel: [ 1412.763537] IPv6: ADDRCONF(NETDEV_CHANGE): mp0: link becomes ready Nov 21 09:29:43 MrProper kernel: [ 1412.941533] mp0: Allocated STA 04:f0:21:15:ac:79 Nov 21 09:29:43 MrProper kernel: [ 1412.941564] mp0: moving STA 04:f0:21:15:ac:79 to state 2 Nov 21 09:29:43 MrProper kernel: [ 1412.941581] mp0: moving STA 04:f0:21:15:ac:79 to state 3 Nov 21 09:29:43 MrProper kernel: [ 1412.941598] mp0: moving STA 04:f0:21:15:ac:79 to state 4 Nov 21 09:29:43 MrProper kernel: [ 1412.942118] mp0: Inserted STA 04:f0:21:15:ac:79 Nov 21 09:29:43 MrProper kernel: [ 1412.942174] mp0: Mesh plink: starting establishment with 04:f0:21:15:ac:79 Nov 21 09:29:43 MrProper kernel: [ 1412.942190] mp0: setting non-peer PM to active for peering Nov 21 09:29:43 MrProper kernel: [ 1412.944349] mp0: peer 04:f0:21:15:ac:79 in state OPN-SNT got event OPN_ACPT Nov 21 09:29:43 MrProper kernel: [ 1412.944653] mp0: peer 04:f0:21:15:ac:79 in state OPN-RCVD got event CNF_ACPT Nov 21 09:29:43 MrProper kernel: [ 1412.944679] mp0: selected new HT protection mode 0 Nov 21 09:29:43 MrProper kernel: [ 1412.944702] mp0: mesh_plink 04:f0:21:15:ac:77: ERP short slot time 1 Nov 21 09:29:43 MrProper kernel: [ 1412.944717] mp0: Mesh plink with 04:f0:21:15:ac:79 ESTABLISHED Nov 21 09:29:43 MrProper kernel: [ 1412.944734] mp0: local STA operates in mode 1 with 04:f0:21:15:ac:79 Nov 21 09:29:43 MrProper kernel: [ 1412.944755] mp0: announcing peer-specific power mode to 04:f0:21:15:ac:79 Nov 21 09:29:43 MrProper kernel: [ 1412.944794] mp0: setting non-peer PM to user value Nov 21 09:29:43 MrProper kernel: [ 1413.117282] mp0: Allocated STA e0:ca:94:5f:a7:d6 Nov 21 09:29:43 MrProper kernel: [ 1413.117312] mp0: moving STA e0:ca:94:5f:a7:d6 to state 2 Nov 21 09:29:43 MrProper kernel: [ 1413.117333] mp0: moving STA e0:ca:94:5f:a7:d6 to state 3 Nov 21 09:29:43 MrProper kernel: [ 1413.117350] mp0: moving STA e0:ca:94:5f:a7:d6 to state 4 Nov 21 09:29:43 MrProper kernel: [ 1413.117882] mp0: Inserted STA e0:ca:94:5f:a7:d6 Nov 21 09:29:43 MrProper kernel: [ 1413.117941] mp0: Mesh plink: starting establishment with e0:ca:94:5f:a7:d6 Nov 21 09:29:43 MrProper kernel: [ 1413.117957] mp0: setting non-peer PM to active for peering Nov 21 09:29:43 MrProper kernel: [ 1413.121287] mp0: peer e0:ca:94:5f:a7:d6 in state OPN-SNT got event OPN_ACPT Nov 21 09:29:43 MrProper kernel: [ 1413.121387] mp0: peer e0:ca:94:5f:a7:d6 in state OPN-RCVD got event CNF_ACPT Nov 21 09:29:43 MrProper kernel: [ 1413.121410] mp0: nonHT sta (e0:ca:94:5f:a7:d6) is present Nov 21 09:29:43 MrProper kernel: [ 1413.121426] mp0: selected new HT protection mode 3 Nov 21 09:29:43 MrProper kernel: [ 1413.121443] mp0: Mesh plink with e0:ca:94:5f:a7:d6 ESTABLISHED Nov 21 09:29:43 MrProper kernel: [ 1413.121461] mp0: local STA operates in mode 1 with e0:ca:94:5f:a7:d6 Nov 21 09:29:43 MrProper kernel: [ 1413.121478] mp0: announcing peer-specific power mode to e0:ca:94:5f:a7:d6 Nov 21 09:29:43 MrProper kernel: [ 1413.121514] mp0: setting non-peer PM to user value Nov 21 09:29:43 MrProper kernel: [ 1413.122713] mp0: STA e0:ca:94:5f:a7:d6 enters mode 1 Other (hopefully) useful info: root@MrProper:~# iw reg get global country US: DFS-UNSET (2402 - 2472 @ 40), (3, 27), (N/A) (5170 - 5250 @ 40), (3, 17), (N/A) (5250 - 5330 @ 40), (3, 20), (0 ms), DFS (5490 - 5600 @ 40), (3, 20), (0 ms), DFS (5650 - 5710 @ 40), (3, 20), (0 ms), DFS (5735 - 5835 @ 40), (3, 30), (N/A) (57240 - 63720 @ 2160), (N/A, 40), (N/A) phy#2 country US: DFS-UNSET (2402 - 2472 @ 40), (3, 27), (N/A) (5170 - 5250 @ 40), (3, 17), (N/A) (5250 - 5330 @ 40), (3, 20), (0 ms), DFS (5490 - 5600 @ 40), (3, 20), (0 ms), DFS (5650 - 5710 @ 40), (3, 20), (0 ms), DFS (5735 - 5835 @ 40), (3, 30), (N/A) (57240 - 63720 @ 2160), (N/A, 40), (N/A) phy#0 country US: DFS-UNSET (2402 - 2472 @ 40), (3, 27), (N/A) (5170 - 5250 @ 40), (3, 17), (N/A) (5250 - 5330 @ 40), (3, 20), (0 ms), DFS (5490 - 5600 @ 40), (3, 20), (0 ms), DFS (5650 - 5710 @ 40), (3, 20), (0 ms), DFS (5735 - 5835 @ 40), (3, 30), (N/A) (57240 - 63720 @ 2160), (N/A, 40), (N/A) phy#1 country US: DFS-UNSET (2402 - 2472 @ 40), (3, 27), (N/A) (5170 - 5250 @ 40), (3, 17), (N/A) (5250 - 5330 @ 40), (3, 20), (0 ms), DFS (5490 - 5600 @ 40), (3, 20), (0 ms), DFS (5650 - 5710 @ 40), (3, 20), (0 ms), DFS (5735 - 5835 @ 40), (3, 30), (N/A) (57240 - 63720 @ 2160), (N/A, 40), (N/A) root@MrProper:~# iw dev wlan0 info #Compex WLE600V5-27 ath10k QCA988X Interface wlan0 ifindex 9 wdev 0x200000001 addr 04:f0:21:15:ac:77 type managed wiphy 2 txpower 0.00 dBm root@MrProper:~# iw dev mp0 info #Virtual interface acting as mesh point Interface mp0 ifindex 10 wdev 0x200000002 addr 04:f0:21:15:ac:77 type mesh point wiphy 2 txpower 0.00 dBm root@MrProper:~# iw dev wlan3 info #Compex WLE-200NX ath9k Interface wlan3 ifindex 7 wdev 0x100000001 addr 04:f0:21:0a:6c:7c type managed wiphy 1 txpower 0.00 dBm root@MrProper:~# iw dev mp0 info #Virtual mp interface after join the mesh network Interface mp0 ifindex 11 wdev 0x100000002 addr 04:f0:21:15:ac:77 type mesh point wiphy 1 channel 48 (5240 MHz), width: 40 MHz, center1: 5230 MHz txpower 17.00 dBm root@MrProper:~# iw --version iw version 4.9 Checking on Internet I didn't find a working solution, and the data rate stucks to 120Mbps MCS7. For me it still a mistery, I hope in your help. All the Best Matteo 2016-11-20 12:09 GMT+01:00 Michal Kazior <michal.kazior@xxxxxxxxx>: > On 20 November 2016 at 02:07, Bob Copeland <me@xxxxxxxxxxxxxxx> wrote: >> On Fri, Nov 18, 2016 at 10:43:06PM +0100, Matteo Grandi wrote: >>> So the question is: who decide if use MIMO and higher MCS hopefully on >>> 80MHz channel or not? Is the firmware? Is there a way to force the >>> interface to use 80MHz and/or MIMO? (iw provide the possibility to >>> choose between [HT20/HT40-/HT40+]). >> >> You can specify the channel width like so: >> >> iw dev wlan0 set freq 5745 80 5775 >> iw dev wlan0 mesh join mesh-vht > > With recent enough `iw` you can check the operational (max) bandwidth > of the interface with: > > iw dev wlan0 info > > I don't know how mesh nodes negotiate their capabilities to each other > though so I don't know how reliable this is. > > Actual modulation is picked by rate control in firmware. You can try > to force a fixed rate with[1]: > > iw dev wlan0 set bitrates legacy-5 ht-mcs-5 vht-mcs-5 1:9 > > It doesn't allow setting fixed bandwidth though so you'll need to > check rx bitrate on the receiving end to verify. > > [1]: https://wireless.wiki.kernel.org/en/users/drivers/ath10k/debug?s[]=set&s[]=bitrates#manual_bitrates_configuration > > > Michał