Today I have been testing this again an seems that solution works fine. I have installed more backports packages, not only linux-backports-modules-cw-3.3-precise-generic. This are my packages:
dpkg -l | grep linux-backports
ii linux-backports-modules-cw-3.3-3.2.0-24-generic-pae 3.2.0-24.8 compat-wireless Linux modules for version 3.2.0 on x86
ii linux-backports-modules-cw-3.3-precise-generic-pae 3.2.0.24.26 Backported wireless drivers for generic-pae kernel image
ii linux-backports-modules-net-3.2.0-24-generic-pae 3.2.0-24.8 Linux ethernet modules for version 3.2.0 on x86
ii linux-backports-modules-net-precise-generic-pae 3.2.0.24.26 Backported ethernet drivers for generic kernel image.
Today I have been testing this again an seems that solution works fine. I have installed more backports packages, not only linux-backports -modules- cw-3.3- precise- generic. This are my packages:
dpkg -l | grep linux-backports -modules- cw-3.3- 3.2.0-24- generic- pae 3.2.0-24.8 compat-wireless Linux modules for version 3.2.0 on x86 -modules- cw-3.3- precise- generic- pae 3.2.0.24.26 Backported wireless drivers for generic-pae kernel image -modules- net-3.2. 0-24-generic- pae 3.2.0-24.8 Linux ethernet modules for version 3.2.0 on x86 -modules- net-precise- generic- pae 3.2.0.24.26 Backported ethernet drivers for generic kernel image.
ii linux-backports
ii linux-backports
ii linux-backports
ii linux-backports