klara@klara-Inspiron-1721:~$ uname -a Linux klara-Inspiron-1721 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux klara@klara-Inspiron-1721:~$ lspci -nnk | grep -i net -A2 03:00.0 Ethernet controller [0200]: Broadcom Corporation BCM4401-B0 100Base-TX [14e4:170c] (rev 02) Subsystem: Dell Device [1028:01fd] 03:01.0 FireWire (IEEE 1394) [0c00]: Ricoh Co Ltd R5C832 IEEE 1394 Controller [1180:0832] (rev 05) -- 0b:00.0 Network controller [0280]: Broadcom Corporation BCM4311 802.11b/g WLAN [14e4:4311] (rev 01) Subsystem: Dell Wireless 1390 WLAN Mini-Card [1028:0007] Kernel driver in use: wl klara@klara-Inspiron-1721:~$ cat /etc/network/interfaces # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback klara@klara-Inspiron-1721:~$ cat /etc/network/interfaces # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback klara@klara-Inspiron-1721:~$ 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 klara@klara-Inspiron-1721:~$ cat /etc/hosts 127.0.0.1 localhost 127.0.1.1 klara-Inspiron-1721 # 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 klara@klara-Inspiron-1721:~$ ifconfig -a 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:77 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:77 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:0 RX-Bytes:7041 (7.0 KB) TX-Bytes:7041 (7.0 KB) klara@klara-Inspiron-1721:~$ iwconfig lo no wireless extensions. klara@klara-Inspiron-1721:~$ route -n Kernel-IP-Routentabelle Ziel Router Genmask Flags Metric Ref Use Iface klara@klara-Inspiron-1721:~$ cat /var/lib/NetworkManager/NetworkManager.state [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true WimaxEnabled=true klara@klara-Inspiron-1721:~$ cat /etc/NetworkManager/NetworkManager.conf [main] plugins=ifupdown,keyfile,ofono dns=dnsmasq [ifupdown] managed=false klara@klara-Inspiron-1721:~$ cat /etc/udev/rules.d/70-persistent-net.rules | egrep -i 'device|sub' -A3 # PCI device 0x14e4:0x170c (b44) SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="00:1d:09:af:22:e1", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0" lara@klara-Inspiron-1721:~$ ping -c 2 $(route -n | grep UG | awk {'print $2'}) Usage: ping [-aAbBdDfhLnOqrRUvV] [-c count] [-i interval] [-I interface] [-m mark] [-M pmtudisc_option] [-l preload] [-p pattern] [-Q tos] [-s packetsize] [-S sndbuf] [-t ttl] [-T timestamp_option] [-w deadline] [-W timeout] [hop1 ...] destination klara@klara-Inspiron-1721:~$ ping -c 2 www.ubuntuusers.de ping: unknown host www.ubuntuusers.de klara@klara-Inspiron-1721:~$ ping -c 2 213.95.41.11 connect: Network is unreachable klara@klara-Inspiron-1721:~$ rfkill list 0: hci0: Bluetooth Soft blocked: no Hard blocked: no klara@klara-Inspiron-1721:~$ lsmod Module Size Used by nls_iso8859_1 12713 1 usb_storage 62209 1 rfcomm 69160 12 bnep 19624 2 uvcvideo 80885 0 videobuf2_vmalloc 13216 1 uvcvideo videobuf2_memops 13362 1 videobuf2_vmalloc videobuf2_core 40664 1 uvcvideo videodev 134688 2 uvcvideo,videobuf2_core ssb 62379 1 dell_wmi 12761 0 mii 13934 0 sparse_keymap 13948 1 dell_wmi wl 4207846 1 kvm_amd 59987 0 dell_laptop 18168 0 kvm 451511 1 kvm_amd dcdbas 14928 1 dell_laptop r852 18058 0 sm_common 16860 1 r852 nand 64233 2 r852,sm_common snd_hda_codec_idt 54645 1 nand_ecc 13312 1 nand joydev 17381 0 snd_hda_intel 52355 3 nand_bch 13227 1 nand serio_raw 13462 0 r592 18023 0 snd_hda_codec 192906 2 snd_hda_codec_idt,snd_hda_intel bch 17397 1 nand_bch nand_ids 8627 1 nand lib80211 14381 1 wl snd_hwdep 13602 1 snd_hda_codec mtd 55529 2 nand,sm_common memstick 16966 1 r592 snd_pcm 102099 2 snd_hda_codec,snd_hda_intel k8temp 12978 0 edac_core 62291 0 snd_page_alloc 18710 2 snd_pcm,snd_hda_intel edac_mce_amd 22617 0 snd_seq_midi 13324 0 cfg80211 484040 1 wl radeon 1522422 4 snd_seq_midi_event 14899 1 snd_seq_midi btusb 32412 0 snd_rawmidi 30144 1 snd_seq_midi snd_seq 61560 2 snd_seq_midi_event,snd_seq_midi snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi snd_timer 29482 2 snd_pcm,snd_seq bluetooth 391196 22 bnep,btusb,rfcomm snd 69238 16 snd_hwdep,snd_timer,snd_hda_codec_idt,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi ttm 85115 1 radeon soundcore 12680 1 snd drm_kms_helper 53081 1 radeon drm 303102 6 ttm,drm_kms_helper,radeon i2c_algo_bit 13413 1 radeon sp5100_tco 13979 0 i2c_piix4 22155 0 wmi 19177 1 dell_wmi shpchp 37032 0 mac_hid 13205 0 video 19476 0 parport_pc 32701 0 ppdev 17671 0 lp 17759 0 parport 42348 3 lp,ppdev,parport_pc hid_generic 12548 0 usbhid 52570 0 hid 106148 2 hid_generic,usbhid pata_acpi 13038 0 sdhci_pci 23172 0 firewire_ohci 40409 0 psmouse 106678 0 sdhci 43015 1 sdhci_pci firewire_core 68769 1 firewire_ohci crc_itu_t 12707 1 firewire_core pata_atiixp 13271 0 ahci 25819 2 libahci 32560 1 ahci