sudo su
apt-get install build-essential linux-headers-generic linux-headers-`uname -r`
apt-get install gedit (by chance if you do not have it)
cd ~ / Downloads / RTL8188C_8192C_USB_linux_v3.4.4_4749.20121105
sh install.sh
rmmod rtl8192cu
modprobe 8192cu
gedit /etc/modprobe.d/blacklist.conf (Prevent reuse faulty driver)
Add a line at the end; rtl8192cu blacklist and save
gedit / etc / modules (include functional pilot definitively)
Add; 8192cu at the end and then save and restart.
Attention to the packet injection prefer his older sister AWUS036H alfa.