Hallo,
ich bin gerade komplett ratlos: Auf meinem Notebook mit aktuellem Kubuntu geht WLAN und die Lan-Verbindung, aber ich komme nicht ins Internet. Ping geht nicht, ich vermute es hängt mit dem DNS zusammen, aber ich komme zB auch nicht auf meine Fritzbox. (Ich habe ein dual boot Windows 11, dort funktioniert Internet weiterhin ...)
Ich habe ein paar Ausgaben angehängt, ich finde das Problem aber nicht.
Ich habe nicht wissentlich etwas verändert. Aber: Seit dem Update von 21.10 auf 22.04 ging bei mir nordvpn nicht mehr, ich war zwar eingelogged, konnte aber keine Verbindung herstellen. Daher habe ich schauen wollen, ob evtl ufw läuft, und habe ufw dabei einmal enabled und wieder disabled. Aber was ich dadurch kaputt gemacht haben kann weiß ich nicht ...
Hilfe! Hat jemand eine Idee?
Gruß Eriol
bogislav@Messiah:~$ uname -a Linux Messiah 5.15.0-30-generic #31-Ubuntu SMP Thu May 5 10:00:34 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux bogislav@Messiah:~$ ifconfig -a eno1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.178.61 netmask 255.255.255.0 broadcast 192.168.178.255 ether 84:a9:3e:0e:fb:1d txqueuelen 1000 (Ethernet) RX packets 427 bytes 81788 (81.7 KB) RX errors 0 dropped 179 overruns 0 frame 0 TX packets 106 bytes 21103 (21.1 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 inet 127.0.0.1 netmask 255.0.0.0 loop txqueuelen 1000 (Lokale Schleife) RX packets 641 bytes 75310 (75.3 KB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 641 bytes 75310 (75.3 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 wlo1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.178.22 netmask 255.255.255.0 broadcast 192.168.178.255 inet6 fe80::f2ab:2a3c:f867:f437 prefixlen 64 scopeid 0x20<link> ether 80:2b:f9:73:c2:13 txqueuelen 1000 (Ethernet) RX packets 369 bytes 56387 (56.3 KB) RX errors 0 dropped 139 overruns 0 frame 0 TX packets 6 bytes 859 (859.0 B) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 bogislav@Messiah:~$ iwconfig lo no wireless extensions. eno1 no wireless extensions. wlo1 IEEE 802.11 ESSID:"Nemesis" Mode:Managed Frequency:5.18 GHz Access Point: 3C:A6:2F:86:65:53 Bit Rate=292.5 Mb/s Tx-Power=23 dBm Retry short limit:7 RTS thr:off Fragment thr:off Power Management:on Link Quality=47/70 Signal level=-63 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:0 Missed beacon:0 bogislav@Messiah:~$ 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 100 0 0 eno1 0.0.0.0 192.168.178.1 0.0.0.0 UG 600 0 0 wlo1 169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 eno1 192.168.178.0 0.0.0.0 255.255.255.0 U 100 0 0 eno1 192.168.178.0 0.0.0.0 255.255.255.0 U 600 0 0 wlo1 bogislav@Messiah:~$ arp -av ? (192.168.178.30) auf 30:05:5c:5f:eb:7d [ether] auf eno1 _gateway (192.168.178.1) auf 2c:91:ab:5f:47:91 [ether] auf eno1 Einträge: 2 Ignoriert: 0 Gefunden: 2 bogislav@Messiah:~$ ip neigh show 192.168.178.30 dev eno1 lladdr 30:05:5c:5f:eb:7d STALE 192.168.178.1 dev eno1 lladdr 2c:91:ab:5f:47:91 STALE bogislav@Messiah:~$ ping -c 2 $(route -n | grep UG | awk {'print $2'}) PING 192.168.178.1 (192.168.178.1) 56(124) bytes of data. --- 192.168.178.1 ping statistics --- 2 packets transmitted, 0 received, 100% packet loss, time 1018ms bogislav@Messiah:~$ ping -c 2 www.spiegel.de ping: www.spiegel.de: Temporärer Fehler bei der Namensauflösung bogislav@Messiah:~$ rfkill list 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no 1: hci0: Bluetooth Soft blocked: no Hard blocked: no bogislav@Messiah:~$ sudo iwlist scan lo Interface doesn't support scanning. eno1 Interface doesn't support scanning. wlo1 Scan completed : Cell 01 - Address: 2C:91:AB:5F:47:93 Channel:52 Frequency:5.26 GHz (Channel 52) Quality=44/70 Signal level=-66 dBm Encryption key:on ESSID:"Nemesis" 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=00000000898af039 Extra: Last beacon: 156ms ago IE: Unknown: 00074E656D65736973 IE: Unknown: 01088C129824B048606C IE: Unknown: 030134 IE: Unknown: 050400010000 IE: Unknown: 073C4445202401172801172C01173001173401173801173C011740011764011E68011E6C011E70011E74011E78011E7C011E80011E84011E88011E8C011E IE: Unknown: 200103 IE: Unknown: 0B050300090000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AEF0903FFFFFFFF00000000000000000100000000000000000000 IE: Unknown: 3D1634050400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CFA798B33AAFF0000AAFF0020 IE: Unknown: C005013A32FCFF IE: Unknown: C1060200FFD40000 IE: Unknown: C305032E2E2E2E IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD088CFDF00101020100 IE: Unknown: DD168CFDF0040000494C5103020972018C16000046000000 IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD0700037F05010001 IE: Unknown: DD1D0050F204104A0001101044000102103C0001031049000600372A000120 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD1F8CFDF00000010100000101000000000000FFFF2C91AB5F4793000000000000 Cell 02 - Address: 2E:91:AB:5F:47:93 Channel:52 Frequency:5.26 GHz (Channel 52) Quality=45/70 Signal level=-65 dBm Encryption key:on ESSID:"Nemesis Guest" 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=00000000898af039 Extra: Last beacon: 104ms ago IE: Unknown: 000D4E656D65736973204775657374 IE: Unknown: 01088C129824B048606C IE: Unknown: 030134 IE: Unknown: 050400010000 IE: Unknown: 073C4445202401172801172C01173001173401173801173C011740011764011E68011E6C011E70011E74011E78011E7C011E80011E84011E88011E8C011E IE: Unknown: 200103 IE: Unknown: 0B050000090000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AEF0903FFFFFFFF00000000000000000100000000000000000000 IE: Unknown: 3D1634050400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CFA798B33AAFF0000AAFF0020 IE: Unknown: C005013A32FCFF IE: Unknown: C1060000FFD40000 IE: Unknown: C305032E2E2E2E IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD088CFDF00101020100 IE: Unknown: DD168CFDF0040000494C5103020972018C16000046000000 IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD0700037F05010001 IE: Unknown: DD1D0050F204104A0001101044000102103C0001031049000600372A000120 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (2) : PSK unknown (8) Cell 03 - Address: 3C:A6:2F:86:65:52 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=56/70 Signal level=-54 dBm Encryption key:on ESSID:"Nemesis" 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=0000009dc6f94923 Extra: Last beacon: 16ms ago IE: Unknown: 00074E656D65736973 IE: Unknown: 010882848B968C129824 IE: Unknown: 030106 IE: Unknown: 0706444520010D14 IE: Unknown: 2A0100 IE: Unknown: 3204B048606C IE: Unknown: 0B050300120000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AAD0903FFFF000000000000000000000100000000000000000000 IE: Unknown: 3D1606000400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CB2598933FAFF0000FAFF0020 IE: Unknown: C005000000FCFF IE: Unknown: C1060100F2310000 IE: Unknown: DD1A00904C0408BF0CB2598933FAFF0000FAFF0020C005000000FCFF IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD168CFDF0040000494C51030209720100000000EF120000 IE: Unknown: DD6F0050F204104A0001101044000102103B00010310470010A1FE040AFBCF0622AE93862FA63C52651021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800020280103C0001031049000600372A000120 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD088CFDF00101020100 Cell 04 - Address: 2C:91:AB:5F:47:94 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=52/70 Signal level=-58 dBm Encryption key:on ESSID:"Nemesis" 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=0000000088a0d2d6 Extra: Last beacon: 16ms ago IE: Unknown: 00074E656D65736973 IE: Unknown: 010882848B968C129824 IE: Unknown: 030106 IE: Unknown: 0706444520010D14 IE: Unknown: 2A0100 IE: Unknown: 3204B048606C IE: Unknown: 0B050300160000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AAD0903FFFFFFFF00000000000000000100000000000000000000 IE: Unknown: 3D1606000400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CB2798B33AAFF0000AAFF0020 IE: Unknown: C005000000FCFF IE: Unknown: C1060200FEE20000 IE: Unknown: DD1A00904C0408BF0CB2798B33AAFF0000AAFF0020C005000000FCFF IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD168CFDF0040000494C5103020972018C16000046000000 IE: Unknown: DD6F0050F204104A0001101044000102103B00010310470010B18931F24734767547892C91AB5F47931021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800020280103C0001031049000600372A000120 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD1F8CFDF00000010100000101000000000000FFFF0000000000002C91AB5F4794 IE: Unknown: DD088CFDF00101020100 Cell 05 - Address: 3E:A6:2F:86:65:52 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=60/70 Signal level=-50 dBm Encryption key:on ESSID:"Nemesis Guest" 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=0000009dc6f8a20e Extra: Last beacon: 16ms ago IE: Unknown: 000D4E656D65736973204775657374 IE: Unknown: 010882848B968C129824 IE: Unknown: 030106 IE: Unknown: 0706444520010D14 IE: Unknown: 2A0100 IE: Unknown: 3204B048606C IE: Unknown: 0B050000120000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AAD0903FFFF000000000000000000000100000000000000000000 IE: Unknown: 3D1606000400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CB2598933FAFF0000FAFF0020 IE: Unknown: C005000000FCFF IE: Unknown: C1060000F2310000 IE: Unknown: DD1A00904C0408BF0CB2598933FAFF0000FAFF0020C005000000FCFF IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD168CFDF0040000494C51030209720100000000EF120000 IE: Unknown: DD6F0050F204104A0001101044000102103B000103104700109E82321DBC0C2F19378E6C4A41F079BF1021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800020280103C0001031049000600372A000120 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (2) : PSK unknown (8) IE: Unknown: DD088CFDF00101020100 Cell 06 - Address: 8C:85:80:A1:FB:D6 Channel:11 Frequency:2.462 GHz (Channel 11) Quality=22/70 Signal level=-88 dBm Encryption key:on ESSID:"" 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=00000033ad56f1a1 Extra: Last beacon: 7640ms ago IE: Unknown: 0000 IE: Unknown: 010882848B961224486C IE: Unknown: 03010B IE: Unknown: 32040C183060 IE: Unknown: 0706444520010D14 IE: Unknown: 33082001020304050607 IE: Unknown: 33082105060708090A0B IE: Unknown: 050400010000 IE: WPA Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: 2A0104 IE: Unknown: 2D1A8C0117FFFF000000000000000000000000000000000000000000 IE: Unknown: 3D160B000400000000000000000000000000000000000000 IE: Unknown: 7F09010000000000000000 IE: Unknown: DD180050F20201010000022200002222000042225E0062222F00 IE: Unknown: 0B0503000F127A IE: Unknown: DD07000C4300000000 Cell 07 - Address: 3C:A6:2F:86:65:53 Channel:36 Frequency:5.18 GHz (Channel 36) Quality=49/70 Signal level=-61 dBm Encryption key:on ESSID:"Nemesis" 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=0000009dc6eeab13 Extra: Last beacon: 16ms ago IE: Unknown: 00074E656D65736973 IE: Unknown: 01088C129824B048606C IE: Unknown: 030124 IE: Unknown: 073C4445202401172801172C01173001173401173801173C011740011764011E68011E6C011E70011E74011E78011E7C011E80011E84011E88011E8C011E IE: Unknown: 0B050300030000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AEF0903FFFF000000000000000000000100000000000000000000 IE: Unknown: 3D1624050400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CB2598933FAFF0000FAFF0020 IE: Unknown: C005012A00FCFF IE: Unknown: C106030000740000 IE: Unknown: C304022E2E2E IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD168CFDF0040000494C51030209720100000000EF120000 IE: Unknown: DD6F0050F204104A0001101044000102103B00010310470010A1FE040AFBCF0622AE93862FA63C52651021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800020280103C0001031049000600372A000120 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD088CFDF00101020100 Cell 08 - Address: 3E:A6:2F:86:65:53 Channel:36 Frequency:5.18 GHz (Channel 36) Quality=49/70 Signal level=-61 dBm Encryption key:on ESSID:"Nemesis Guest" 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=0000009dc6ede65a Extra: Last beacon: 16ms ago IE: Unknown: 000D4E656D65736973204775657374 IE: Unknown: 01088C129824B048606C IE: Unknown: 030124 IE: Unknown: 073C4445202401172801172C01173001173401173801173C011740011764011E68011E6C011E70011E74011E78011E7C011E80011E84011E88011E8C011E IE: Unknown: 0B050000030000 IE: Unknown: 460573D000000C IE: Unknown: 2D1AEF0903FFFF000000000000000000000100000000000000000000 IE: Unknown: 3D1624050400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0805000F0000000040 IE: Unknown: BF0CB2598933FAFF0000FAFF0020 IE: Unknown: C005012A00FCFF IE: Unknown: C106000000740000 IE: Unknown: C304022E2E2E IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0C00040E010102010000000000 IE: Unknown: DD168CFDF0040000494C51030209720100000000EF120000 IE: Unknown: DD6F0050F204104A0001101044000102103B000103104700109E82321DBC0C2F19378E6C4A41F079BF1021000341564D1023000446426F78102400043030303010420004303030301054000800060050F20400011011000446426F78100800020280103C0001031049000600372A000120 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (2) : PSK unknown (8) IE: Unknown: DD088CFDF00101020100 bogislav@Messiah:~$ sudo systemctl status systemd-resolved ● systemd-resolved.service - Network Name Resolution Loaded: loaded (/lib/systemd/system/systemd-resolved.service; enabled; vendor preset: enabled) Active: active (running) since Sat 2022-05-21 17:27:41 CEST; 15min ago Docs: man:systemd-resolved.service(8) man:org.freedesktop.resolve1(5) https://www.freedesktop.org/wiki/Software/systemd/writing-network-configuration-managers https://www.freedesktop.org/wiki/Software/systemd/writing-resolver-clients Main PID: 934 (systemd-resolve) Status: "Processing requests..." Tasks: 1 (limit: 9213) Memory: 8.4M CPU: 9.585s CGroup: /system.slice/systemd-resolved.service └─934 /lib/systemd/systemd-resolved Mai 21 17:27:40 Messiah systemd-resolved[934]: Using system hostname 'Messiah'. Mai 21 17:27:41 Messiah systemd[1]: Started Network Name Resolution. Mai 21 17:27:45 Messiah systemd-resolved[934]: eno1: Bus client set search domain list to: fritz.box Mai 21 17:27:45 Messiah systemd-resolved[934]: eno1: Bus client set default route setting: yes Mai 21 17:27:45 Messiah systemd-resolved[934]: eno1: Bus client set DNS server list to: 192.168.178.1, fd00::2e91:abff:fe5f:4791 Mai 21 17:27:46 Messiah systemd-resolved[934]: Using degraded feature set UDP instead of UDP+EDNS0 for DNS server 192.168.178.1. Mai 21 17:28:02 Messiah systemd-resolved[934]: wlo1: Bus client set search domain list to: fritz.box Mai 21 17:28:02 Messiah systemd-resolved[934]: wlo1: Bus client set default route setting: yes Mai 21 17:28:02 Messiah systemd-resolved[934]: wlo1: Bus client set DNS server list to: 192.168.178.1 Mai 21 17:32:47 Messiah systemd-resolved[934]: Grace period over, resuming full feature set (UDP+EDNS0) for DNS server 192.168.178.1.