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== blacklisting a kernel module at boot ==''There maybe a time when you need to disable some modules from being loaded during your system's boot time. In this "how to" we will discus some of the few ways how to blacklist module including its dependencies, that is, disable permanently module from loading during the boot time.'' Source: [http://linuxconfig.org/how-to-blacklist-a-module-on-ubuntu-debian-linux How to blacklist a module on Ubuntu/Debian Linux] In a quick example, if you wish to disable the sound generated by the PC speaker, do the following: vi /etc/modprobe.dThen add the following: blacklist snd_pcspNow the module snd_pcsp will not be loaded when you reboot. No more sound from the PC speaker. beep will be silent. To enable the module once again you can simply remark it by placing a # in front and reboot.