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I have wireless connection problem can't connect my wireless

lspci -vvnn | grep 14e4

03:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11bgn Wireless Network Adapter [14e4:4727] (rev 01)

iwconfig

eth0 no wireless extensions.

lo no wireless extensions.

wlan0 IEEE 802.11abg ESSID:off/any
Mode:Managed Access Point: Not-Associated
Retry long limit:7 RTS thr:off Fragment thr:off Power Management:off

rfkill list all

0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
2: brcmwl-0: Wireless LAN
Soft blocked: no
Hard blocked: no

lsmod

Module Size Used by
bnep 19624 2
rfcomm 69160 8
ip6t_REJECT 12939 1
xt_hl 12521 6
ip6t_rt 13537 3
nf_conntrack_ipv6 18894 8
nf_defrag_ipv6 34768 1 nf_conntrack_ipv6
ipt_REJECT 12541 1
xt_LOG 17717 10
xt_limit 12711 13
xt_tcpudp 12884 18
xt_addrtype 12635 4
nf_conntrack_ipv4 15012 8
nf_defrag_ipv4 12758 1 nf_conntrack_ipv4
xt_conntrack 12760 16
ip6table_filter 12815 1
ip6_tables 27025 1 ip6table_filter
nf_conntrack_netbios_ns 12665 0
nf_conntrack_broadcast 12589 1 nf_conntrack_netbios_ns
nf_nat_ftp 12770 0
nf_nat 21798 1 nf_nat_ftp
nf_conntrack_ftp 18638 1 nf_nat_ftp
nf_conntrack 96976 8 >nf_nat_ftp,nf_conntrack_netbios_ns,nf_nat,xt_conntrack,nf_conntrack_broadcast,nf_conntrack_ftp,nf_conntrack_ipv4,nf_conntrack_ipv6
iptable_filter 12810 1
ip_tables 27239 1 iptable_filter
vx_tables 34059 13 >ip6table_filter,xt_hl,ip_tables,xt_tcpudp,xt_limit,xt_conntrack,xt_LOG,iptable_filter,ip>6t_rt,ipt_REJECT,ip6_tables,xt_addrtype,ip6t_REJECT
uvcvideo 80885 0
videobuf2_vmalloc 13216 1 uvcvideo
videobuf2_memops 13362 1 videobuf2_vmalloc
snd_hda_codec_hdmi 46207 1
videobuf2_core 40664 1 uvcvideo
videodev 134688 2 uvcvideo,videobuf2_core
snd_hda_codec_conexant 57441 1
snd_hda_intel 52355 8
snd_hda_codec 192906 3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel snd_hwdep 13602 1 snd_hda_codec
snd_pcm 102099 4 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
dm_multipath 22873 0
snd_seq_midi_event 14899 1 snd_seq_midi
scsi_dh 14882 1 dm_multipath
lib80211_crypt_tkip 17619 0
snd_rawmidi 30144 1 snd_seq_midi
intel_powerclamp 14705 0
coretemp 13435 0
kvm_intel 143060 0
kvm 451511 1 kvm_intel
joydev 17381 0
serio_raw 13462 0
snd_seq 61560 2 snd_seq_midi_event,snd_seq_midi
intel_ips 18664 0
wl 4207846 0
snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi
btusb 32412 0
bluetooth 395423 22 bnep,btusb,rfcomm
snd_timer 29482 2 snd_pcm,snd_seq
snd 69238 26 >snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi
lib80211 14381 2 wl,lib80211_crypt_tkip
toshiba_bluetooth 12852 0
cfg80211 484040 1 wl >lpc_ich 21080 0
fglrx 8085343 190
soundcore 12680 1 snd
toshiba_acpi 22901 0
sparse_keymap 13948 1 toshiba_acpi
wmi 19177 1 toshiba_acpi
amd_iommu_v2 19054 1 fglrx
video 19476 0
mei_me 18627 0
mei 82276 1 mei_me
mac_hid 13205 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
psmouse 102222 0
ahci 25819 3
libahci 32168 1 ahci
atl1c 46086 0
dm_mirror 22135 0
dm_region_hash 20862 1 dm_mirror
dm_log 18411 2 dm_region_hash,dm_mirror

Can someone give any ideas on how I can fix my wireless

  • What is the output of uname -r? – Wild Man Jun 12 '14 at 2:49
  • What is your version of ubuntu?12.04 or later? – αғsнιη Jun 15 '14 at 20:02
  • 3.13.0-29-generic My ubuntu version is Ubuntu 14.04 LTS – user292394 Jun 16 '14 at 2:13
0

Search Unity for additional drivers.

There should be an option Broadcom STA Wireless driver

Select it, then maybe you need to reboot your PC.

More information: https://help.ubuntu.com/community/WifiDocs/Driver/bcm43xx

  • I read this page and I don't solve my problem – user292394 Jun 16 '14 at 2:17
  • What about the addition drivers part? – To Do Jun 16 '14 at 8:05

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