Não consigo visualizar nenhuma rede wifi após atualizar para o Ubuntu 16.04 a partir do 14.04. Esse problema também ocorreu ao tentar atualizar para o Ubuntu 15.10. É assim que minha janela de rede se parece:
Eu tenho o Broadcom ativado na janela Software e atualizações:
Também não há opção para Wifi no menu suspenso no canto superior direito. As capturas de tela são do Ubuntu GNOME, mas também não funcionam no Ubuntu padrão. Como posso ativar redes wifi?
Saída de lspci -knn | grep Net -A2
:
07:00.0 Network controller [0280]: Broadcom Corporation BCM43142 802.11b/g/n [14e4:4365] (rev 01)
Subsystem: XAVi Technologies Corp. BCM43142 802.11b/g/n [1b9a:3002]
Kernel modules: bcma, wl
Saída de sudo apt-get install bcmwl-kernel-source
:
Reading package lists... Done
Building dependency tree
Reading state information... Done
bcmwl-kernel-source is already the newest version (6.30.223.248+bdcom-0ubuntu8).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Saída de sudo apt-get install --reinstall bcmwl-kernel-source
:
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 0 not upgraded.
Need to get 0 B/1,515 kB of archives.
After this operation, 0 B of additional disk space will be used.
(Reading database ... 153417 files and directories currently installed.)
Preparing to unpack .../bcmwl-kernel-source_6.30.223.248+bdcom-0ubuntu8_amd64.deb ...
Removing all DKMS Modules
Done.
Unpacking bcmwl-kernel-source (6.30.223.248+bdcom-0ubuntu8) over (6.30.223.248+bdcom-0ubuntu8) ...
Setting up bcmwl-kernel-source (6.30.223.248+bdcom-0ubuntu8) ...
Loading new bcmwl-6.30.223.248+bdcom DKMS files...
Building only for 4.4.0-21-generic
Building for architecture x86_64
Building initial module for 4.4.0-21-generic
Done.
wl:
Running module version sanity check.
- Original module
- No original module exists within this kernel
- Installation
- Installing to /lib/modules/4.4.0-21-generic/updates/dkms/
depmod....
DKMS: install completed.
modprobe: ERROR: could not insert 'wl': Required key not available
update-initramfs: deferring update (trigger activated)
Processing triggers for initramfs-tools (0.122ubuntu8) ...
update-initramfs: Generating /boot/initrd.img-4.4.0-21-generic
Saída de sudo modprobe wl
:
modprobe: ERROR: could not insert 'wl': Required key not available
sudo apt-get install --reinstall bcmwl-kernel-source