Hallo zusammen, zwar bin ich Neueinsteiger in Ubuntu, habe jedoch ein Problem, das selbst mir komisch erscheint. Meine integriertes W-Lan (Broadcom BCM 4312 [14e4;4315] (rev 01) zeigt mir die Wlan-Netzwerke meiner Nachbarn an, nur meines nicht! Jetzt habe ich einen alten Sitecom W-lan Stick aus dem Schrank geholt, mit dem ich mich zu meinem Netzwerk verbinden kann. Komischerweise erkennt dieser auch das Netzwerk. Allerdings ist die Verbindung sehr lahm und stürzt dauernd ab. Woran kann das liegen? Vielleicht an dem Router selbst? Vielen Dank für die Hilfe! Clemens
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=000000472e84187f Extra: Last beacon: 184ms ago IE: Unknown: 0003434C58 IE: Unknown: 010882848B961224486C IE: Unknown: 03010D IE: Unknown: 32048C98B060 IE: Unknown: 0706474220010D14 IE: Unknown: 05040001005C IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: 2A0104 IE: Unknown: 2D1AEE1117FFFF000001000000000000000000000000000000000000 IE: Unknown: 3D160D070600000000000000000000000000000000000000 IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B0502000F127A IE: Unknown: DD07000C4303000000 Cell 05 - Address: 9C:80:DF:29:8E:B7 Channel:4 Frequency:2.427 GHz (Channel 4) Quality=39/70 Signal level=-71 dBm Encryption key:on ESSID:"o2-WLAN40" 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=000001a7f4372ad8 Extra: Last beacon: 3256ms ago IE: Unknown: 00096F322D574C414E3430 IE: Unknown: 010882848B961224486C IE: Unknown: 030104 IE: Unknown: 2A0104 IE: Unknown: 32040C183060 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: 0B050000467A12 IE: Unknown: DD8D0050F204104A00011010440001021041000100103B00010310470010000000000000000300009C80DF298EB6102100066F3220426F781023000941525637353244505710240007312E30312E32351042000A333132333030353934301054000800060050F20400011011001B6F3220426F7820576972656C65737320526F757465722857464129100800020084 IE: Unknown: 0706444520010D10 Cell 06 - Address: 18:83:BF:25:59:F8 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=37/70 Signal level=-73 dBm Encryption key:on ESSID:"EasyBox-255924" 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=000001c74e99ca1e Extra: Last beacon: 2620ms ago IE: Unknown: 000E45617379426F782D323535393234 IE: Unknown: 010882848B961224486C IE: Unknown: 030106 IE: Unknown: 2A0106 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FFFF0000010000000000000000000000000C0000000000 IE: Unknown: 3D1606000500000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B05050016127A IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD07000C4304000000 IE: Unknown: 0706444520010D10 Cell 07 - Address: 18:83:BF:25:59:F9 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=35/70 Signal level=-75 dBm Encryption key:on ESSID:"Gastzugang" 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=000001c74e99d5f3 Extra: Last beacon: 2620ms ago IE: Unknown: 000A476173747A7567616E67 IE: Unknown: 010882848B961224486C IE: Unknown: 030106 IE: Unknown: 2A0106 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FFFF0000010000000000000000000000000C0000000000 IE: Unknown: 3D1606000500000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B05050016127A IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD07000C4304000000 IE: Unknown: 0706444520010D10 Cell 08 - Address: 34:81:C4:1D:48:6C Channel:11 Frequency:2.462 GHz (Channel 11) Quality=27/70 Signal level=-83 dBm Encryption key:on ESSID:"FRITZ!Box 7362 SL" 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 eth0 Interface doesn't support scanning. lo Interface doesn't support scanning. wlan0 Scan completed : Cell 01 - Address: 9C:80:DF:29:8E:B7 Channel:4 Frequency:2.427 GHz (Channel 4) Quality=58/70 Signal level=-52 dBm Encryption key:on ESSID:"o2-WLAN40" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 00096F322D574C414E3430 IE: Unknown: 010882848B961224486C IE: Unknown: 030104 IE: Unknown: 2A0104 IE: Unknown: 32040C183060 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: 0B050000467A12 IE: Unknown: DD8D0050F204104A00011010440001021041000100103B00010310470010000000000000000300009C80DF298EB6102100066F3220426F781023000941525637353244505710240007312E30312E32351042000A333132333030353934301054000800060050F20400011011001B6F3220426F7820576972656C65737320526F757465722857464129100800020084 IE: Unknown: 0706444520010D10 Cell 02 - Address: 18:83:BF:25:59:F9 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=45/70 Signal level=-65 dBm Encryption key:on ESSID:"Gastzugang" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000A476173747A7567616E67 IE: Unknown: 010882848B961224486C IE: Unknown: 030106 IE: Unknown: 2A0106 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FFFF0000010000000000000000000000000C0000000000 IE: Unknown: 3D1606000500000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B05050016127A IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD07000C4304000000 IE: Unknown: 0706444520010D10 Cell 03 - Address: 5C:7D:5E:F6:3C:76 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=38/70 Signal level=-72 dBm Encryption key:on ESSID:"WLAN-3C7629" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s 24 Mb/s; 36 Mb/s; 54 Mb/s Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s Mode:Master Extra:tsf=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000B574C414E2D334337363239 IE: Unknown: 010882848B962430486C IE: Unknown: 030106 IE: Unknown: 2A0104 IE: Unknown: 2F0104 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: 32040C121860 IE: Unknown: 2D1AFC181BFFFF000001000000000000000000000000000000000000 IE: Unknown: 3D1606000400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD7B0050F204104A00011010440001021041000100103B000103104700107B42FE7DFFDD6840A44E2837FB7D97281021000842726F6164636F6D1023000842726F6164636F6D1024000631323334353610420004313233341054000800060050F20400011011000A42726F6164636F6D4150100800020084103C000103 IE: Unknown: DD090010180203F0050000 IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00 Cell 04 - Address: 18:83:BF:25:59:F8 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=46/70 Signal level=-64 dBm Encryption key:on ESSID:"EasyBox-255924" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000E45617379426F782D323535393234 IE: Unknown: 010882848B961224486C IE: Unknown: 030106 IE: Unknown: 2A0106 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6E1017FFFF0000010000000000000000000000000C0000000000 IE: Unknown: 3D1606000500000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B05050016127A IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD07000C4304000000 IE: Unknown: 0706444520010D10 Cell 05 - Address: 34:81:C4:1D:48:6C Channel:11 Frequency:2.462 GHz (Channel 11) Quality=51/70 Signal level=-59 dBm Encryption key:on ESSID:"FRITZ!Box 7362 SL" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 0011465249545A21426F78203733363220534C IE: Unknown: 010882848B960C121824 IE: Unknown: 03010B IE: Unknown: 0706444520010D14 IE: Unknown: 2A0100 IE: Unknown: 32043048606C IE: Unknown: 2D1AEF111BFFFFFF00000000000000000001000000000406E6470D00 IE: Unknown: 3D160B080400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F080100000000000040 IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD6F0050F204104A0001101044000102103B00010310470010E4952447DB29E22B1C223481C41D486C1021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800022388103C0001011049000600372A000120 Cell 06 - Address: 64:02:B4:09:44:37 Channel:8 Frequency:2.447 GHz (Channel 8) Quality=26/70 Signal level=-84 dBm Encryption key:off ESSID:"Telekom" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000754656C656B6F6D IE: Unknown: 010882848B960C121824 IE: Unknown: 030108 IE: Unknown: 2A0104 IE: Unknown: 32043048606C Cell 07 - Address: 00:19:CB:A0:B7:38 Channel:1 Frequency:2.412 GHz (Channel 1) Quality=31/70 Signal level=-79 dBm Encryption key:on ESSID:"Tienchen01" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000A5469656E6368656E3031 IE: Unknown: 010482848B96 IE: Unknown: 030101 IE: Unknown: 2A0103 IE: Unknown: 32080C1218243048606C IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK Cell 08 - Address: C0:25:06:4D:9D:18 Channel:1 Frequency:2.412 GHz (Channel 1) Quality=25/70 Signal level=-85 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=0000000000000000 Extra: Last beacon: 27056ms ago IE: Unknown: 0017465249545A21426F7820466F6E20574C414E2037313132 IE: Unknown: 010482848B96 IE: Unknown: 030101 IE: Unknown: 050C000300000000000000000000 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 IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00 Cell 09 - Address: 34:31:C4:2E:88:69 Channel:2 Frequency:2.417 GHz (Channel 2) Quality=28/70 Signal level=-82 dBm Encryption key:on ESSID:"FRITZ!Box 7272" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000E465249545A21426F782037323732 IE: Unknown: 010882848B960C121824 IE: Unknown: 030102 IE: Unknown: 0706444520010D14 IE: Unknown: 2A0102 IE: Unknown: 32043048606C IE: Unknown: 2D1AEF111BFFFFFF00000000000000000080000000000406E6E70D00 IE: Unknown: 331AEF111BFFFFFF00000000000000000080000000000406E6E70D00 IE: Unknown: 3D1602000500000000000000000000000000000000000000 IE: Unknown: 341602000500000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F050100000000 IE: Unknown: DD180050F2020101010003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD650050F204104A0001101044000102103B000103104700100654E01B5AEBF2E207263431C42E88691021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800022388103C000103 Cell 10 - Address: 9C:80:DF:81:1B:4A Channel:8 Frequency:2.447 GHz (Channel 8) Quality=25/70 Signal level=-85 dBm Encryption key:on ESSID:"o2-WLAN56" 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=0000000000000000 Extra: Last beacon: 27056ms ago IE: Unknown: 00096F322D574C414E3536 IE: Unknown: 010882848B961224486C IE: Unknown: 030108 IE: Unknown: 32040C183060 IE: Unknown: 0706444520010D14 IE: Unknown: 33082001020304050607 IE: Unknown: 33082105060708090A0B IE: Unknown: DD0E0050F204104A0001101044000102 IE: Unknown: 050400010000 IE: Unknown: 2A0104 IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000 IE: Unknown: 3D1608070600000000000000000000000000000000000000 IE: Unknown: 7F0101 IE: Unknown: 4A0E14000A002C01C800140005001900 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: 0B050001087A12 IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000 IE: Unknown: DD1A00904C3408070600000000000000000000000000000000000000 Cell 11 - Address: 02:23:08:55:19:ED Channel:1 Frequency:2.412 GHz (Channel 1) Quality=59/70 Signal level=-51 dBm Encryption key:on ESSID:"EasyBox-487426" 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=0000000000000000 Extra: Last beacon: 8ms ago IE: Unknown: 000E45617379426F782D343837343236 IE: Unknown: 010882848B961224486C IE: Unknown: 030101 IE: Unknown: 2A0104 IE: Unknown: 32040C183060 IE: Unknown: 2D1A6C0017FFFF000000000000000000000000000000000000000000 IE: Unknown: 3D1601000400000000000000000000000000000000000000 IE: Unknown: 3E0100 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : TKIP CCMP Authentication Suites (1) : PSK Preauthentication Supported IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: 0B050001227A12 IE: Unknown: 7F0101 IE: Unknown: DD8E0050F204104A00011010440001021041000100103B00010310470010000000000000000300000223085519ED1021000B436F72706F726174696F6E102300094152563735324350571024000932302E30322E3233361042000B52383439303239373836321054000800060050F204000110110014576972656C65737320526F757465722857464129100800020004 IE: Unknown: 0706444520010D10 IE: Unknown: DD1E00904C336C0017FFFF000000000000000000000000000000000000000000 IE: Unknown: DD1A00904C3401000400000000000000000000000000000000000000 luckyloop@luckyloop-Lenovo-G550:~$
luckyloop@luckyloop-Lenovo-G550:~$ uname -a Linux luckyloop-Lenovo-G550 3.13.0-43-generic #72-Ubuntu SMP Mon Dec 8 19:35:06 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux luckyloop@luckyloop-Lenovo-G550:~$ lspci -nnk | grep -i net -A2 04:00.0 Network controller [0280]: Broadcom Corporation BCM4312 802.11b/g LP-PHY [14e4:4315] (rev 01) Subsystem: Broadcom Corporation Device [14e4:04b5] Kernel driver in use: wl 07:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller [10ec:8136] (rev 02) Subsystem: Lenovo Device [17aa:392e] Kernel driver in use: r8169 luckyloop@luckyloop-Lenovo-G550:~$