Hallo liebe Community,
ich bin grade auf einen neuen Laptop umgestiegen (Lenovo u330 touch), welcher sich auch mit meinem Router (o2 Box 6431) verbindet, jedoch besteht oft keine Verbindung zum Internet. Auf sämtlichen Handys funktioniert das Wlan einwandfrei. Verwunderlich ist, dass auch mein alter Laptop (Acer Aspire v3 371g) keinen Zugang ins Internet hatte, egal ob Windoof oder Linux. Der neue Laptop (Lenovo) konnte unter Windows 8.1 problemlos ins Wlan, nach der Installation von Ubuntu 14.04 scheint es mal zu klappen und mal nicht. Dazu kommt, dass wenn er mal eine Internetverbindung hat, oft eine neue Passwortanfrage des Routers kommt und er ständig neu verbinden muss. Die folgenden Daten sind ein Auswurf, als ich Internet hatte, ich hoffe sie helfen trotzdem, da ich mit meinem (zugegebenerma0en sehr bescheidenen) Latein am Ende bin. Ich hoffe, dass ich keinen Thread übersehen habe, der mir weiterhelfen könnte, ich habe mich vorher einmal ziemlich durchgewühlt und nichts gefunden. Falls es doch schon einmal dieses Thema gibt, tut es mir sehr leid.
nun zu den Logs: uname -a:
1 |
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 localdomain
cat /etc/hosts
127.0.0.1 localhost 127.0.1.1 rom-IdeaPad-U330-Touch # 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
lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:65536 Metric:1 RX packets:251 errors:0 dropped:0 overruns:0 frame:0 TX packets:251 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:19609 (19.6 KB) TX bytes:19609 (19.6 KB) wlan0 Link encap:Ethernet HWaddr ac:7b:a1:55:21:a2 inet addr:192.168.1.7 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: fe80::ae7b:a1ff:fe55:21a2/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:520 errors:0 dropped:0 overruns:0 frame:0 TX packets:606 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:192406 (192.4 KB) TX bytes:87767 (87.7 KB)
iwconfig
lo no wireless extensions. wlan0 IEEE 802.11bgn ESSID:"VeWie" Mode:Managed Frequency:2.447 GHz Access Point: 84:9C:A6:8C:EC:18 Bit Rate=65 Mb/s Tx-Power=16 dBm Retry long limit:7 RTS thr:off Fragment thr:off Power Management:on Link Quality=42/70 Signal level=-68 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:30 Missed beacon:0
route -n
Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 wlan0 192.168.1.0 0.0.0.0 255.255.255.0 U 9 0 0 wlan0
cat /var/lib/Networkmanager/NetworkManager.state
[main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true WimaxEnabled=true
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 0x8086:0x08b2 (iwlwifi) SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="ac:7b:a1:55:21:a2", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="wlan*", NAME="wlan0"
rfkill list
0: ideapad_wlan: Wireless LAN Soft blocked: no Hard blocked: no 1: ideapad_bluetooth: Bluetooth Soft blocked: no Hard blocked: no 2: phy0: Wireless LAN Soft blocked: no Hard blocked: no 3: hci0: Bluetooth Soft blocked: no Hard blocked: no
lsmod
Module Size Used by ip6table_filter 12815 0 ip6_tables 27025 1 ip6table_filter iptable_filter 12810 0 ip_tables 27239 1 iptable_filter x_tables 34059 4 ip6table_filter,ip_tables,iptable_filter,ip6_tables ctr 13049 2 ccm 17773 2 bnep 19624 2 rfcomm 69160 8 snd_hda_codec_hdmi 46368 1 snd_hda_codec_realtek 65580 1 hid_multitouch 17407 0 uvcvideo 80885 0 usbhid 52570 0 videobuf2_vmalloc 13216 1 uvcvideo hid 106148 2 hid_multitouch,usbhid videobuf2_memops 13362 1 videobuf2_vmalloc videobuf2_core 40664 1 uvcvideo videodev 134688 2 uvcvideo,videobuf2_core btusb 32412 0 bluetooth 391136 22 bnep,btusb,rfcomm arc4 12608 2 snd_hda_intel 56451 5 snd_hda_codec 192906 3 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_intel snd_hwdep 13602 1 snd_hda_codec snd_pcm 102099 3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel snd_page_alloc 18710 2 snd_pcm,snd_hda_intel snd_seq_midi 13324 0 intel_rapl 18773 0 x86_pkg_temp_thermal 14205 0 intel_powerclamp 14705 0 coretemp 13435 0 snd_seq_midi_event 14899 1 snd_seq_midi binfmt_misc 17468 1 kvm 451511 0 crct10dif_pclmul 14289 0 crc32_pclmul 13113 0 ghash_clmulni_intel 13216 0 snd_rawmidi 30144 1 snd_seq_midi aesni_intel 55624 4 aes_x86_64 17131 1 aesni_intel lrw 13286 1 aesni_intel gf128mul 14951 1 lrw iwlmvm 189774 0 glue_helper 13990 1 aesni_intel ablk_helper 13597 1 aesni_intel snd_seq 61560 2 snd_seq_midi_event,snd_seq_midi cryptd 20359 3 ghash_clmulni_intel,aesni_intel,ablk_helper mac80211 630653 1 iwlmvm i915 783805 6 joydev 17381 0 serio_raw 13462 0 iwlwifi 169932 1 iwlmvm drm_kms_helper 53081 1 i915 snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi lpc_ich 21080 0 snd_timer 29482 2 snd_pcm,snd_seq cfg80211 484040 3 iwlwifi,mac80211,iwlmvm drm 303102 5 i915,drm_kms_helper i2c_algo_bit 13413 1 i915 ideapad_laptop 18216 0 sparse_keymap 13948 1 ideapad_laptop snd 69322 21 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi mei_me 18627 0 mei 82276 1 mei_me video 19476 1 i915 soundcore 12680 1 snd wmi 19177 0 mac_hid 13205 0 intel_smartconnect 12619 0 parport_pc 32701 0 ppdev 17671 0 lp 17759 0 parport 42348 3 lp,ppdev,parport_pc ahci 25819 2 psmouse 106678 0 libahci 32716 1 ahci
iwlist chan
lo no frequency information. wlan0 13 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 Current Frequency:2.447 GHz (Channel 8)
sudo iwlist scan
lo Interface doesn't support scanning. wlan0 Scan completed : Cell 01 - Address: 84:9C:A6:8C:EC:18 Channel:8 Frequency:2.447 GHz (Channel 8) Quality=53/70 Signal level=-57 dBm Encryption key:on ESSID:"VeWie" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s 18 Mb/s; 36 Mb/s; 54 Mb/s Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s Mode:Master Extra:tsf=00000004462d3233 Extra: Last beacon: 0ms ago IE: Unknown: 00055665576965 IE: Unknown: 010882848B961224486C IE: Unknown: 030108 IE: Unknown: 2A0104 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000 IE: Unknown: 3D1608000700000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK Preauthentication Supported IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B0500061D7A12 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD8D0050F204104A00011010440001021041000100103B0001031047001000000000000000030000849CA68CEC17102100066F3220426F781023000941525637353244505710240007312E30312E32351042000A333032333030363234321054000800060050F20400011011001B6F3220426F7820576972656C65737320526F757465722857464129100800020084 IE: Unknown: 0706444520010D10 IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000 IE: Unknown: DD1A00904C3408000700000000000000000000000000000000000000 Cell 02 - Address: 1C:C6:3C:8D:6B:B6 Channel:2 Frequency:2.417 GHz (Channel 2) Quality=45/70 Signal level=-65 dBm Encryption key:on ESSID:"gengapuram" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s 18 Mb/s; 36 Mb/s; 54 Mb/s Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s Mode:Master Extra:tsf=00000134f2319539 Extra: Last beacon: 0ms ago IE: Unknown: 000A67656E6761707572616D IE: Unknown: 010882848B961224486C IE: Unknown: 030102 IE: Unknown: 2A0100 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FF00000001000000000000000000000000000000000000 IE: Unknown: 3D1602050600000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 7F0101 IE: Unknown: DD900050F204104A00011010440001021041000100103B00010310470010000000000000000300001CC63C8D6BB61021000848616E73654E657410230008415237353035535710240007312E30302E31391042000A323036313030323631371054000800060050F20400011011001D48616E73654E657420576972656C65737320526F757465722857464129100800020084 IE: Unknown: DD07000C4300000000 IE: Unknown: 0706444520010D10 IE: Unknown: DD1E00904C336E1017FF00000001000000000000000000000000000000000000 IE: Unknown: DD1A00904C3402050600000000000000000000000000000000000000 Cell 03 - Address: 88:03:55:FA:53:04 Channel:8 Frequency:2.447 GHz (Channel 8) Quality=43/70 Signal level=-67 dBm Encryption key:on ESSID:"Flaubert" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s 18 Mb/s; 36 Mb/s; 54 Mb/s Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s Mode:Master Extra:tsf=00000002d39b4a75 Extra: Last beacon: 0ms ago IE: Unknown: 0008466C617562657274 IE: Unknown: 010882848B961224486C IE: Unknown: 030108 IE: Unknown: 2A0104 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000 IE: Unknown: 3D1608000600000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK Preauthentication Supported IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B050002117A12 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD8D0050F204104A00011010440001021041000100103B0001031047001000000000000000030000880355FA5303102100066F3220426F781023000941525637353244505710240007312E30312E32351042000A333131333032353839361054000800060050F20400011011001B6F3220426F7820576972656C65737320526F757465722857464129100800020084 IE: Unknown: 0706444520010D10 IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000 IE: Unknown: DD1A00904C3408000600000000000000000000000000000000000000 Cell 04 - Address: 00:1F:3F:37:3A:F0 Channel:12 Frequency:2.467 GHz (Channel 12) Quality=39/70 Signal level=-71 dBm Encryption key:on ESSID:"FRITZ!Box Fon WLAN 7112" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s 36 Mb/s; 48 Mb/s; 54 Mb/s Mode:Master Extra:tsf=00000070c15e974d Extra: Last beacon: 0ms ago IE: Unknown: 0017465249545A21426F7820466F6E20574C414E2037313132 IE: Unknown: 010482848B96 IE: Unknown: 03010C IE: Unknown: 2A0107 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: 32080C1218243048606C IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK
So ich habe erstmal sämtliche Netzwerkbezogenen Daten rausgehauen, die ich irgendwie zusammenkratzen konnte. Ich hoffe es ist trotzdem noch übersichtlich genug