Liebes Forum,
seit zwei Tagen verbindet sich mein Laptop einfach nicht mehr mit dem Wlan. Ich hab schon einiges probiert, u.a. von 14.04 auf 14.10 upzugraden (hab eine komplette Neuinstallation gemacht) oder auch einen Treiber manuell zu installieren. Leider ohne Erfolg. Da ich bisher nicht weiter gekommen bin, eröffne ich diesen Thread, weil es ja sicherlich sehr auf die Systemkonfiguration ankommt. Deswegen kommen hier alle relevanten Infos laut Leitfaden:
Laptop: Asus Zenbook UX31A OS: Ubuntu 14.10 Kernel: Ausgabe für uname -a:
Linux jan-UX31A 3.16.0-34-generic #47-Ubuntu SMP Fri Apr 10 18:02:58 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
WLan-Modul:
02:00.0 Network controller [0280]: Intel Corporation Centrino Advanced-N 6235 [8086:088e] (rev 24) Subsystem: Intel Corporation Centrino Advanced-N 6235 AGN [8086:4060] Kernel driver in use: iwlwifi
Netzwerkkonfiguration:
cat /etc/network/interfaces # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback
cat /etc/resolv.conf # Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8) # DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN nameserver 127.0.1.1 search fritz.box
cat /etc/hosts 127.0.0.1 localhost 127.0.1.1 jan-UX31A # The following lines are desirable for IPv6 capable hosts ::1 ip6-localhost ip6-loopback fe00::0 ip6-localnet ff00::0 ip6-mcastprefix ff02::1 ip6-allnodes ff02::2 ip6-allrouters
ifconfig -a eth0 Link encap:Ethernet Hardware Adresse 9c:eb:e8:08:c8:d7 inet Adresse:192.168.178.48 Bcast:192.168.178.255 Maske:255.255.255.0 inet6-Adresse: fe80::9eeb:e8ff:fe08:c8d7/64 Gültigkeitsbereich:Verbindung UP BROADCAST RUNNING MULTICAST MTU:1500 Metrik:1 RX-Pakete:35184 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:0 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:1000 RX-Bytes:46693378 (46.6 MB) TX-Bytes:1866245 (1.8 MB) lo Link encap:Lokale Schleife inet Adresse:127.0.0.1 Maske:255.0.0.0 inet6-Adresse: ::1/128 Gültigkeitsbereich:Maschine UP LOOPBACK RUNNING MTU:65536 Metrik:1 RX-Pakete:1239 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:1239 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:0 RX-Bytes:124201 (124.2 KB) TX-Bytes:124201 (124.2 KB) wlan0 Link encap:Ethernet Hardware Adresse c4:85:08:34:80:7d UP BROADCAST MULTICAST MTU:1500 Metrik:1 RX-Pakete:0 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:0 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:1000 RX-Bytes:0 (0.0 B) TX-Bytes:0 (0.0 B)
jan@jan-UX31A:~$ iwconfig eth0 no wireless extensions. wlan0 IEEE 802.11abgn ESSID:off/any Mode:Managed Access Point: Not-Associated Tx-Power=15 dBm Retry short limit:7 RTS thr:off Fragment thr:off Power Management:off lo no wireless extensions.
jan@jan-UX31A:~$ route -n Kernel-IP-Routentabelle Ziel Router Genmask Flags Metric Ref Use Iface 0.0.0.0 192.168.178.1 0.0.0.0 UG 0 0 0 eth0 192.168.178.0 0.0.0.0 255.255.255.0 U 1 0 0 eth0
jan@jan-UX31A:~$ arp -av fritz.box (192.168.178.1) auf 9c:c7:a6:b8:d9:14 [ether] auf eth0 Einträge: 1 Ignoriert: 0 Gefunden: 1
jan@jan-UX31A:~$ ip neigh show
jan@jan-UX31A:~$ cat /var/lib/NetworkManager/NetworkManager.state [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true WimaxEnabled=true
jan@jan-UX31A:~$ cat /etc/NetworkManager/NetworkManager.conf [main] plugins=ifupdown,keyfile,ofono dns=dnsmasq [ifupdown] managed=false
cat /etc/udev/rules.d/70-persistent-net.rules | egrep -i 'device|sub' -A3 # PCI device 0x8086:0x088e (iwlwifi) SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="c4:85:08:34:80:7d", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="wlan*", NAME="wlan0" # USB device 0x:0x (asix) SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="9c:eb:e8:08:c8:d7", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"
ping -c 2 $(route -n | grep UG | awk {'print $2'}) PING 192.168.178.1 (192.168.178.1) 56(84) bytes of data. 64 bytes from 192.168.178.1: icmp_seq=1 ttl=64 time=0.519 ms 64 bytes from 192.168.178.1: icmp_seq=2 ttl=64 time=0.494 ms --- 192.168.178.1 ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 999ms rtt min/avg/max/mdev = 0.494/0.506/0.519/0.025 ms jan@jan-UX31A:~$ ping -c 2 www.ubuntuusers.de PING ubuntuusers.de (213.95.41.4) 56(84) bytes of data. 64 bytes from 213.95.41.4: icmp_seq=1 ttl=53 time=27.1 ms 64 bytes from 213.95.41.4: icmp_seq=2 ttl=53 time=25.4 ms --- ubuntuusers.de ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 1001ms rtt min/avg/max/mdev = 25.446/26.322/27.198/0.876 ms jan@jan-UX31A:~$ ping -c 2 213.95.41.4 PING 213.95.41.4 (213.95.41.4) 56(84) bytes of data. 64 bytes from 213.95.41.4: icmp_seq=1 ttl=53 time=23.5 ms 64 bytes from 213.95.41.4: icmp_seq=2 ttl=53 time=27.8 ms --- 213.95.41.4 ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 1001ms rtt min/avg/max/mdev = 23.524/25.703/27.883/2.185 ms
rfkill list 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no 2: asus-wlan: Wireless LAN Soft blocked: no Hard blocked: no 3: asus-bluetooth: Bluetooth Soft blocked: yes Hard blocked: no 4: hci0: Bluetooth Soft blocked: yes Hard blocked: no
lsmod Module Size Used by asix 38924 0 usbnet 43848 1 asix mii 13934 2 asix,usbnet rtsx_usb_ms 18651 0 memstick 16966 1 rtsx_usb_ms asus_nb_wmi 21128 0 asus_wmi 24094 1 asus_nb_wmi sparse_keymap 13948 1 asus_wmi uvcvideo 81065 0 intel_rapl 18783 0 x86_pkg_temp_thermal 14205 0 videobuf2_vmalloc 13216 1 uvcvideo intel_powerclamp 18786 0 coretemp 13441 0 videobuf2_memops 13362 1 videobuf2_vmalloc kvm_intel 143592 0 videobuf2_core 59104 1 uvcvideo bnep 19543 2 v4l2_common 15682 1 videobuf2_core kvm 459835 1 kvm_intel rfcomm 69509 8 joydev 17344 0 snd_hda_codec_hdmi 47547 1 videodev 149725 3 uvcvideo,v4l2_common,videobuf2_core snd_hda_codec_realtek 77467 1 media 21963 2 uvcvideo,videodev snd_hda_codec_generic 68914 1 snd_hda_codec_realtek arc4 12608 2 serio_raw 13434 0 snd_hda_intel 30420 3 btusb 32448 0 snd_hda_controller 35152 1 snd_hda_intel iwldvm 236430 0 bluetooth 446190 22 bnep,btusb,rfcomm mac80211 660592 1 iwldvm snd_hda_codec 139675 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel,snd_hda_controller snd_hwdep 17698 1 snd_hda_codec 6lowpan_iphc 18702 1 bluetooth snd_pcm 104102 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_controller iwlwifi 183038 1 iwldvm snd_seq_midi 13564 0 snd_seq_midi_event 14899 1 snd_seq_midi snd_rawmidi 30876 1 snd_seq_midi cfg80211 510218 3 iwlwifi,mac80211,iwldvm snd_seq 67224 2 snd_seq_midi_event,snd_seq_midi snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi snd_timer 29513 2 snd_pcm,snd_seq int3403_thermal 12967 0 snd 87611 17 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device mac_hid 13227 0 mei_me 19742 0 nls_iso8859_1 12713 1 soundcore 15052 2 snd,snd_hda_codec parport_pc 32741 0 lpc_ich 21093 0 mei 87931 1 mei_me shpchp 37040 0 ppdev 17671 0 lp 17759 0 parport 42299 3 lp,ppdev,parport_pc dm_crypt 23172 1 rtsx_usb_sdmmc 27787 0 rtsx_usb 20933 2 rtsx_usb_sdmmc,rtsx_usb_ms crct10dif_pclmul 14307 0 crc32_pclmul 13133 0 ghash_clmulni_intel 13230 0 aesni_intel 152552 3 i915 917760 3 aes_x86_64 17131 1 aesni_intel lrw 13287 1 aesni_intel gf128mul 14951 1 lrw glue_helper 13944 1 aesni_intel ablk_helper 13597 1 aesni_intel cryptd 20360 4 ghash_clmulni_intel,aesni_intel,ablk_helper i2c_algo_bit 13406 1 i915 psmouse 106593 0 ahci 34062 3 drm_kms_helper 61627 1 i915 libahci 32424 1 ahci drm 310919 5 i915,drm_kms_helper wmi 19193 1 asus_wmi video 20128 2 i915,asus_wmi
wlist chan eth0 no frequency information. wlan0 32 channels in total; available frequencies : Channel 01 : 2.412 GHz Channel 02 : 2.417 GHz Channel 03 : 2.422 GHz Channel 04 : 2.427 GHz Channel 05 : 2.432 GHz Channel 06 : 2.437 GHz Channel 07 : 2.442 GHz Channel 08 : 2.447 GHz Channel 09 : 2.452 GHz Channel 10 : 2.457 GHz Channel 11 : 2.462 GHz Channel 12 : 2.467 GHz Channel 13 : 2.472 GHz Channel 36 : 5.18 GHz Channel 40 : 5.2 GHz Channel 44 : 5.22 GHz Channel 48 : 5.24 GHz Channel 52 : 5.26 GHz Channel 56 : 5.28 GHz Channel 60 : 5.3 GHz Channel 64 : 5.32 GHz Channel 100 : 5.5 GHz Channel 104 : 5.52 GHz Channel 108 : 5.54 GHz Channel 112 : 5.56 GHz Channel 116 : 5.58 GHz Channel 120 : 5.6 GHz Channel 124 : 5.62 GHz Channel 128 : 5.64 GHz Channel 132 : 5.66 GHz Channel 136 : 5.68 GHz Channel 140 : 5.7 GHz lo no frequency information.
Und hier noch das entsprechende WLan:
sudo iwlist scan wlan0 Scan completed : Cell 01 - Address: 9C:C7:A6:B8:D9:16 Channel:11 Frequency:2.462 GHz (Channel 11) Quality=52/70 Signal level=-58 dBm Encryption key:on ESSID:"FRITZ!Box 6360 Cable" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s 9 Mb/s; 12 Mb/s; 18 Mb/s Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s Mode:Master Extra:tsf=00000069a0bb0d9f Extra: Last beacon: 4ms ago IE: Unknown: 0014465249545A21426F782036333630204361626C65 IE: Unknown: 010882848B960C121824 IE: Unknown: 03010B IE: Unknown: 0706444520010D14 IE: Unknown: 2A0102 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: 32043048606C IE: Unknown: 2D1ACE111BFFFF000000000000000000000000000000000000000000 IE: Unknown: 331ACE111BFFFF000000000000000000000000000000000000000000 IE: Unknown: 3D160B001500000000000000000000000000000000000000 IE: Unknown: 34160B001500000000000000000000000000000000000000 IE: Unknown: DD180050F2020101010003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000
Herzlichen Dank für eure Hilfe! Wenn noch Angaben fehlen, liefer ich die gern nach.
Bearbeitet von jug:
Codeblöcke eingefügt.