Also mit 8 GB RAM solltest du eine 64bit Version installieren, da ansonsten 4 GB unbenutzt bleiben.
Danke für den Hinweis. Werde ich machen, wenn ich mal wieder mehr Zeit habe.
josef@josef-Lenovo-G580:~$ lsmod Module Size Used by rfcomm 37291 0 parport_pc 32114 0 ppdev 12849 0 bnep 17711 2 bluetooth 179114 10 rfcomm,bnep binfmt_misc 17292 1 snd_hda_codec_hdmi 31823 1 snd_hda_codec_conexant 52521 1 arc4 12473 2 b43 347541 0 ssb 55403 1 b43 pcmcia 39826 2 b43,ssb pcmcia_core 21511 1 pcmcia joydev 17393 0 brcmsmac 522124 0 mac80211 449740 2 b43,brcmsmac brcmutil 14355 1 brcmsmac crc8 12781 1 brcmsmac cordic 12518 1 brcmsmac snd_hda_intel 32719 3 snd_hda_codec 109562 3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel snd_hwdep 13276 1 snd_hda_codec snd_pcm 80916 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec snd_seq_midi 13132 0 snd_rawmidi 25424 1 snd_seq_midi snd_seq_midi_event 14475 1 snd_seq_midi snd_seq 51592 2 snd_seq_midi,snd_seq_midi_event snd_timer 28931 2 snd_pcm,snd_seq snd_seq_device 14172 3 snd_seq_midi,snd_rawmidi,snd_seq cfg80211 178892 3 b43,brcmsmac,mac80211 lib80211 14040 0 bcma 25919 2 b43,brcmsmac rts5139 279659 0 uvcvideo 67203 0 videodev 86588 1 uvcvideo compat 13247 9 rfcomm,bnep,bluetooth,b43,ssb,brcmsmac,mac80211,cfg80211,bcma snd 62218 16 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device psmouse 86982 0 serio_raw 13027 0 i915 428418 3 mei 36570 0 drm_kms_helper 45466 1 i915 soundcore 14635 1 snd snd_page_alloc 14108 2 snd_hda_intel,snd_pcm drm 197641 4 i915,drm_kms_helper i2c_algo_bit 13199 1 i915 ideapad_laptop 17890 0 sparse_keymap 13658 1 ideapad_laptop video 19115 1 i915 mac_hid 13077 0 lp 17455 0 parport 40930 3 parport_pc,ppdev,lp
josef@josef-Lenovo-G580:~$ iwconfig lo no wireless extensions. wlan0 IEEE 802.11bgn ESSID:off/any Mode:Managed Access Point: Not-Associated Tx-Power=19 dBm Retry long limit:7 RTS thr:off Fragment thr:off Power Management:off
josef@josef-Lenovo-G580:~$ sudo iwlist scan lo Interface doesn't support scanning. wlan0 No scan results
Zumindest wird WLAN nun schon wieder angezeigt, allerdings bekomme ich keine Verbindung zu Funknetzwerken.