bluetower@bluetower:~$ bluetower@bluetower:~$ sudo apt-get install firmware-b43-installer
bluetower@bluetower:~$: command not found
bluetower@bluetower:~$ clear

bluetower@bluetower:~$ sudo dpkg --configure -a
Setting up bcmwl-kernel-source (6.30.223.141+bdcom-0ubuntu2) ...
Removing old bcmwl-6.30.223.141+bdcom DKMS files...

-------- Uninstall Beginning --------
Module:  bcmwl
Version: 6.30.223.141+bdcom
Kernel:  3.13.0-34-generic (x86_64)
-------------------------------------

Status: Before uninstall, this module version was ACTIVE on this kernel.

wl.ko:
 - Uninstallation
   - Deleting from: /lib/modules/3.13.0-34-generic/updates/dkms/
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod.............

DKMS: uninstall completed.

------------------------------
Deleting module version: 6.30.223.141+bdcom
completely from the DKMS tree.
------------------------------
Done.
Loading new bcmwl-6.30.223.141+bdcom DKMS files...
Building only for 3.13.0-34-generic
Building for architecture x86_64
Building initial module for 3.13.0-34-generic
Done.

wl:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/3.13.0-34-generic/updates/dkms/

depmod.......

DKMS: install completed.