WPA申請者は、ホテルのWiFiでNICを切断するか、接続を切断します。

WPA申請者は、ホテルのWiFiでNICを切断するか、接続を切断します。

長い話を短く

USB Wi-Fiドングルを使用すると、Raspberry Pi 3でWPA申請者が断続的に失敗します。ホテルのアクセスポイントを「再接続」または変更するときにこれを行うようです。

WPA GUIステータス: "wpa_guiがwpa_supplicantからステータスを取得できませんでした。"ワイヤレス接続アイコンは、接続されている「ウェーブ」から「ワイヤレスインターフェイスが見つかりません」の2つのモニタに変わります。

ワイヤレスカードの接続が失われることをどのように妨げますか?

私が試した設定/事項:

  • USB WiFiドングルを、電源が供給されている外部USBハブ(USB 3.0、4Amp電源)に別途接続します。
  • /etc/network/interfaces「ワイヤレス電源オフ」という用語を使用して、wlan1(ドングル)ファイルの「電源管理」を「オフ」に切り替えて、ネットワークサービスを再起動します。
  • /etc/default/crda変数「REGDOMAIN」をスペース値から「US」に変更するようにファイルを変更します。
  • アクセスポイントを指すゲイン値が10dbiの方向性フラットパネルアンテナを使用してください。

Piとドングルに関する情報:

  • Raspbian Jessieカーネルバージョン4.1の実行(2016年3月18日リリース)
  • uname -a「Linux raspberrypi 4.1.19-v7+」を意味します。 #858 SMP Tue Mar 15 15:56:00
  • lsusbRT5730 ワイヤレスチップセットを表します。このカードはRaspbianでデフォルトでサポートされているはずです。
  • ドングルは現在、2dbiゲイン無指向性アンテナが付属しています。

この問題に関する追加情報:

  • ワイヤレスカードは、複数のアクセスポイントや他の多くのユーザーがいるホテルのWiFiネットワークに接続されています。
  • 私の周りには少なくとも18の異なるアクセスポイントがあり、最も強い放送は約-47dbです。信号強度は問題ではないようですが、干渉が発生する可能性があります。
  • この問題は、デバイスが同じネットワーク上の別のアクセスポイント(同じESSの別のAP)に再認証されるか(おそらく)変更されたときに発生するようです。
  • 問題が発生した後も、ifconfigにはまだwlan1(問題カード)が表示されますが、IPアドレスは割り当てられませんでした。
  • 問題が発生した後でも、iwconfigはまだwlan1を表示し、アクセスポイントに接続されていないと言います。
  • この問題は、USB Wi-FiドングルをパイまたはUSBハブに再接続すると一時的に解決されることがあります。
  • パイは個人的な使用のためのアクセスポイントとして内部カードを実行しています。
  • wlan1(ドングル)からのトラフィックはNATを通過した後、wlan0(AP)にブリッジされます。
  • Raspberry PiのAPネットワークカードは、802.11gモードで約-27dbiでブロードキャストします(2.4GHzと仮定)。
  • piはEpiphanyブラウザを介してホテルネットワークの依存ポータル認証を処理します。
  • ハブとUSB WiFiドングルはパイから約1フィートです。
  • 接続は30秒間維持される場合もあり、4時間維持される場合もあります。大きな違い。

接続が失われたときのシステムログ(申し訳ありませんが、内容が長くなります。Markdownには非表示/非表示解除機能はありません。)

Apr 28 02:35:58 raspberrypi wpa_supplicant[4587]: wlan1: SME: Trying to authenticate with 24:c9:a1:36:d7:e8 (SSID='Hyatt' freq=2412 MHz)
Apr 28 02:35:58 raspberrypi rsyslogd-2007: action 'action 18' suspended, next retry is Thu Apr 28 02:36:58 2016 [try http://www.rsyslog.com/e/2007 ]
Apr 28 02:35:58 raspberrypi kernel: [ 3397.175336] wlan1: authenticate with 24:c9:a1:36:d7:e8
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: carrier lost
Apr 28 02:35:58 raspberrypi wpa_supplicant[4587]: wlan1: Trying to associate with 24:c9:a1:36:d7:e8 (SSID='Hyatt' freq=2412 MHz)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.197559] wlan1: send auth to 24:c9:a1:36:d7:e8 (try 1/3)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.198411] cfg80211: Calling CRDA to update world regulatory domain
Apr 28 02:35:58 raspberrypi kernel: [ 3397.200688] wlan1: authenticated
Apr 28 02:35:58 raspberrypi kernel: [ 3397.204852] wlan1: associate with 24:c9:a1:36:d7:e8 (try 1/3)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.208157] wlan1: RX AssocResp from 24:c9:a1:36:d7:e8 (capab=0x421 status=0 aid=3)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212839] brcmfmac: brcmf_cfg80211_reg_notifier: not a ISO3166 code
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212863] cfg80211: World regulatory domain updated:
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212869] cfg80211:  DFS Master region: unset
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212874] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212882] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212889] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212895] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212903] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212911] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212918] cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212924] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.212931] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.213813] cfg80211: Calling CRDA for country: GB
Apr 28 02:35:58 raspberrypi wpa_supplicant[4587]: wlan1: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD
Apr 28 02:35:58 raspberrypi wpa_supplicant[4587]: wlan1: Associated with 24:c9:a1:36:d7:e8
Apr 28 02:35:58 raspberrypi wpa_supplicant[4587]: wlan1: CTRL-EVENT-CONNECTED - Connection to 24:c9:a1:36:d7:e8 completed [id=5 id_str=]
Apr 28 02:35:58 raspberrypi kernel: [ 3397.214789] wlan1: associated
Apr 28 02:35:58 raspberrypi wpa_supplicant[4587]: wlan1: CTRL-EVENT-REGDOM-CHANGE init=USER type=COUNTRY alpha2=GB
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227388] cfg80211: Regulatory domain changed to country: GB
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227406] cfg80211:  DFS Master region: ETSI
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227412] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227420] cfg80211:   (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227428] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227435] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227442] cfg80211:   (5490000 KHz - 5710000 KHz @ 160000 KHz), (N/A, 2700 mBm), (0 s)
Apr 28 02:35:58 raspberrypi kernel: [ 3397.227448] cfg80211:   (57000000 KHz - 66000000 KHz @ 2160000 KHz), (N/A, 4000 mBm), (N/A)
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: deleting address fe80::53dd:8f07:3be8:9d0a
Apr 28 02:35:58 raspberrypi dnsmasq[2376]: no servers found in /var/run/dnsmasq/resolv.conf, will retry
Apr 28 02:35:58 raspberrypi avahi-daemon[638]: Withdrawing address record for fe80::53dd:8f07:3be8:9d0a on wlan1.
Apr 28 02:35:58 raspberrypi avahi-daemon[638]: Leaving mDNS multicast group on interface wlan1.IPv6 with address fe80::53dd:8f07:3be8:9d0a.
Apr 28 02:35:58 raspberrypi avahi-daemon[638]: Interface wlan1.IPv6 no longer relevant for mDNS.
Apr 28 02:35:58 raspberrypi avahi-daemon[638]: Withdrawing address record for 172.17.187.9 on wlan1.
Apr 28 02:35:58 raspberrypi avahi-daemon[638]: Leaving mDNS multicast group on interface wlan1.IPv4 with address 172.17.187.9.
Apr 28 02:35:58 raspberrypi avahi-daemon[638]: Interface wlan1.IPv4 no longer relevant for mDNS.
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: deleting route to 172.17.0.0/16
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: deleting default route via 172.17.1.1
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: carrier acquired
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: adding address fe80::53dd:8f07:3be8:9d0a
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: IAID b0:20:34:21
Apr 28 02:35:58 raspberrypi dhcpcd[658]: wlan1: rebinding lease of 172.17.187.9
Apr 28 02:35:59 raspberrypi dhcpcd[658]: wlan1: soliciting an IPv6 router
Apr 28 02:35:59 raspberrypi ntpd[873]: Deleting interface #11 wlan1, 172.17.187.9#123, interface stats: received=33, sent=33, dropped=0, active_time=234 secs
Apr 28 02:35:59 raspberrypi ntpd[873]: 204.2.134.162 interface 172.17.187.9 -> (none)
Apr 28 02:35:59 raspberrypi ntpd[873]: 198.144.194.12 interface 172.17.187.9 -> (none)
Apr 28 02:35:59 raspberrypi ntpd[873]: 204.9.54.119 interface 172.17.187.9 -> (none)
Apr 28 02:35:59 raspberrypi ntpd[873]: 45.127.113.2 interface 172.17.187.9 -> (none)
Apr 28 02:35:59 raspberrypi ntpd[873]: Deleting interface #10 wlan1, fe80::53dd:8f07:3be8:9d0a#123, interface stats: received=0, sent=0, dropped=0, active_time=240 secs
Apr 28 02:35:59 raspberrypi ntpd[873]: peers refreshed
Apr 28 02:35:59 raspberrypi avahi-daemon[638]: Joining mDNS multicast group on interface wlan1.IPv6 with address fe80::53dd:8f07:3be8:9d0a.
Apr 28 02:35:59 raspberrypi avahi-daemon[638]: New relevant interface wlan1.IPv6 for mDNS.
Apr 28 02:35:59 raspberrypi avahi-daemon[638]: Registering new address record for fe80::53dd:8f07:3be8:9d0a on wlan1.*.
Apr 28 02:35:59 raspberrypi dhcpcd[658]: wlan1: ipv6nd_sendrsprobe: sendmsg: Operation not permitted
Apr 28 02:36:02 raspberrypi dhcpcd[4979]: sending commands to master dhcpcd process
Apr 28 02:36:02 raspberrypi dhcpcd[658]: control command: /sbin/dhcpcd -k wlan1
Apr 28 02:36:02 raspberrypi dhcpcd[658]: wlan1: removing interface
Apr 28 02:36:02 raspberrypi kernel: [ 3401.226725] wlan1: deauthenticating from 24:c9:a1:36:d7:e8 by local choice (Reason: 3=DEAUTH_LEAVING)
Apr 28 02:36:02 raspberrypi wpa_supplicant[4587]: wlan1: CTRL-EVENT-DISCONNECTED bssid=24:c9:a1:36:d7:e8 reason=3 locally_generated=1
Apr 28 02:36:02 raspberrypi avahi-daemon[638]: Interface wlan1.IPv6 no longer relevant for mDNS.
Apr 28 02:36:02 raspberrypi avahi-daemon[638]: Leaving mDNS multicast group on interface wlan1.IPv6 with address fe80::53dd:8f07:3be8:9d0a.
Apr 28 02:36:02 raspberrypi kernel: [ 3401.313626] cfg80211: Calling CRDA to update world regulatory domain
Apr 28 02:36:02 raspberrypi avahi-daemon[638]: Withdrawing address record for fe80::53dd:8f07:3be8:9d0a on wlan1.
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331043] brcmfmac: brcmf_cfg80211_reg_notifier: not a ISO3166 code
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331067] cfg80211: World regulatory domain updated:
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331075] cfg80211:  DFS Master region: unset
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331080] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331087] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331094] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331100] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331108] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331116] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331122] cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331128] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.331136] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.579305] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
Apr 28 02:36:02 raspberrypi kernel: [ 3401.579353] cfg80211: Calling CRDA for country: GB
Apr 28 02:36:02 raspberrypi wpa_supplicant[4587]: wlan1: CTRL-EVENT-REGDOM-CHANGE init=USER type=COUNTRY alpha2=GB
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595533] cfg80211: Regulatory domain changed to country: GB
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595548] cfg80211:  DFS Master region: ETSI
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595554] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595562] cfg80211:   (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595570] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595577] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595584] cfg80211:   (5490000 KHz - 5710000 KHz @ 160000 KHz), (N/A, 2700 mBm), (0 s)
Apr 28 02:36:02 raspberrypi kernel: [ 3401.595590] cfg80211:   (57000000 KHz - 66000000 KHz @ 2160000 KHz), (N/A, 4000 mBm), (N/A)
Apr 28 02:36:02 raspberrypi wpa_supplicant[4587]: wlan1: CTRL-EVENT-TERMINATING
Apr 28 02:36:12 raspberrypi dhcpcd[5086]: sending commands to master dhcpcd process
Apr 28 02:36:12 raspberrypi dhcpcd[658]: control command: /sbin/dhcpcd -k eth0
Apr 28 02:36:12 raspberrypi kernel: [ 3411.753638] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
Apr 28 02:36:12 raspberrypi kernel: [ 3411.825436] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
Apr 28 02:36:12 raspberrypi kernel: [ 3411.825930] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
Apr 28 02:36:13 raspberrypi kernel: [ 3412.149174] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
Apr 28 02:39:32 raspberrypi hostapd: wlan0: STA 16:39:db:60:cb:bf WPA: group key handshake completed (RSN)
Apr 28 02:39:32 raspberrypi rsyslogd-2007: action 'action 18' suspended, next retry is Thu Apr 28 02:40:32 2016 [try http://www.rsyslog.com/e/2007 ]
Apr 28 02:39:32 raspberrypi hostapd: wlan0: STA a4:77:33:51:31:9e WPA: group key handshake completed (RSN)
Apr 28 02:49:32 raspberrypi hostapd: wlan0: STA a4:77:33:51:31:9e WPA: group key handshake completed (RSN)
Apr 28 02:49:32 raspberrypi hostapd: wlan0: STA 16:39:db:60:cb:bf WPA: group key handshake completed (RSN)
Apr 28 02:49:32 raspberrypi rsyslogd-2007: action 'action 18' suspended, next retry is Thu Apr 28 02:51:02 2016 [try http://www.rsyslog.com/e/2007 ]
Apr 28 02:59:32 raspberrypi hostapd: wlan0: STA 16:39:db:60:cb:bf WPA: group key handshake completed (RSN)
Apr 28 02:59:32 raspberrypi hostapd: wlan0: STA a4:77:33:51:31:9e WPA: group key handshake completed (RSN)
Apr 28 02:59:32 raspberrypi rsyslogd-2007: action 'action 18' suspended, next retry is Thu Apr 28 03:01:02 2016 [try http://www.rsyslog.com/e/2007 ]
Apr 28 03:08:34 raspberrypi rsyslogd-2007: action 'action 18' suspended, next retry is Thu Apr 28 03:10:04 2016 [try http://www.rsyslog.com/e/2007 ]
Apr 28 03:08:34 raspberrypi systemd[1]: Starting Session c3 of user pi.
Apr 28 03:08:34 raspberrypi systemd[1]: Started Session c3 of user pi.
Apr 28 03:09:32 raspberrypi hostapd: wlan0: STA 16:39:db:60:cb:bf WPA: group key handshake completed (RSN)
Apr 28 03:09:32 raspberrypi hostapd: wlan0: STA a4:77:33:51:31:9e WPA: group key handshake completed (RSN)
Apr 28 03:10:29 raspberrypi rsyslogd-2007: action 'action 18' suspended, next retry is Thu Apr 28 03:11:59 2016 [try http://www.rsyslog.com/e/2007 ]
Apr 28 03:10:29 raspberrypi systemd[1]: Starting Session c4 of user pi.
Apr 28 03:10:29 raspberrypi systemd[1]: Started Session c4 of user pi.
  • wlan1: deauthenticating ... by local choice (Reason: 3=DEAUTH_LEAVING)興味があります(ログの下の3/4を参照)。
  • CTRL-EVENT-TERMINATING私も興味があります。

    WPA申請者のデバッグログ

AP(8c:0c:90:01:12:88)が認証解除を生成しているようです。

CTRL_IFACE: GET_NETWORK id=0 name='disabled'
nl80211: Drv Event 20 (NL80211_CMD_DEL_STATION) received for wlan1
nl80211: Delete station 8c:0c:90:01:12:88
nl80211: Drv Event 39 (NL80211_CMD_DEAUTHENTICATE) received for wlan1
nl80211: Deauthenticate event
wlan1: Event DEAUTH (12) received       <-----
wlan1: Deauthentication notification    <-----
wlan1:  * reason 3 (locally generated)  <-----
wlan1:  * address 8c:0c:90:01:12:88     <-----
Deauthentication frame IE(s) - hexdump(len=0): [NULL]
wlan1: CTRL-EVENT-DISCONNECTED bssid=8c:0c:90:01:12:88 reason=3 locally_generated=1
CTRL_IFACE monitor sent successfully to /tmp/libdhcpcd-wpa-7751.50\x00
CTRL_IFACE monitor sent successfully to /tmp/wpa_ctrl_11606-5471\x00
wlan1: Auto connect enabled: try to reconnect (wps=0/0 wpa_state=9)
wlan1: Setting scan request: 0.100000 sec
Added BSSID 8c:0c:90:01:12:88 into blacklist
wlan1: Another BSS in this ESS has been seen; try it next
BSSID 8c:0c:90:01:12:88 blacklist count incremented to 2

解決策

wlan1カードを取り付けnetwork-managernetwork-manager-gnome接続しました/etc/network/interfaces。カードは20時間以上安定して接続されていますが、ラズベリーパイの電源を切ると接続が失われました。 WPA Guiは「wpa_supplicantからステータスを取得できません」と言いますが、カードはまだ機能します。

nm-applet権限の問題があるようです。その後、ワイヤレスネットワークにsudo pkill nm-applet接続する必要があります。これらのエラーを修正する必要があります。sudo nm-appletnetwork-manager-gnome

ベストアンサー1

/etc/modprobe.d/rt2800usb.conf次の行を使用して新しいファイルを作成します。

options rt2800usb nohwcrypt=1

再起動

または、デフォルトドライバをブラックリストに追加し、そのnl80211ドライバを使用して以下を介して接続します wpa_supplicant

nano /etc/modprobe.d/blacklist.conf

次の行を追加します。

blacklist rt2800usb
blacklist rt2x00lib
blacklist rt2x00usb

コマンドライン経由で接続:

wpa_supplicant -Dnl80211 -iwlan0 -c/etc/wpa_supplicant.conf

GUIが必要な場合は、WICDをインストールしてインターフェイスを選択し、環境設定に移動してnl80211

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