INSTALL -- To download the linux kernel visit http://kernel.org 1) The first thing that you should do after applying the patch is to check if you have sysctl support in your kernel: cd /path_to_your_kernel_source/ make menuconfig (for example) And now check: 2.4: General Support -> pci hotplug support- > Sysctl support 2.6: Sysctl support 2) If you haven't downloaded rexec patch yet, do it now. Visit http://sourceforge.net/projects/rexec/ 3) Patching kernel Change to the directory where you keep your kernel source and type: patch -p0