When using GRUB to enter Linux single-user mode, first, make sure you have removed any and all external drives or connections. Recovery Mode is available to you no matter what Linux flavor you are using (e.g., Ubuntu 12.04 “Precise Pangolin,” Red Hat Enterprise Linux 6, Fedora 16, or Linux Mint 12). (An equivalent process is also available for the LILO bootloader see the box titled “Using LILO.”) If your system uses the GRUB bootloader, you can enter Linux single mode through GRUB’s Recovery Mode and boot menu options. The traditional Unix/Linux single-user mode might be all you need. Sometimes you don’t need a specialized tool like SystemRescueCd to get back on your system. SystemRescueCd doesn’t just reset passwords in your Ubuntu, Red Hat, or Linux Mint system: It can also help you recover access to your Windows computer. If you need something more versatile, the SystemRescueCd disk project provides a number of tools for resetting passwords and recovering your system. For instance, the GRUB and LILO boot managers offer some recovery options. However, if you’re locked out of your Linux system, you’re really not going to find a competent ready-made service to come to your rescue.īut never fear: The open source community offers some powerful tools for helping you reset passwords. These days, not being able to log in to your system might be worse than getting locked out of your car at least with a car you can get a ride home or contact a locksmith to get back in. 103.Getting locked out of your Linux or Windows system is a frustrating experience.Turn a Physical Machine into a VMware Virtual Machine Add an Extra Drive to a Software RAID 5 Array Kill and Resurrect the Master Boot Record Connect to the Internet with GPRS Bluetooth You may just find ways to use Knoppix that you never considered. Whether you're a new Linux user, power user, or system administer, this book helps you take advantage of Knoppix and customize it to your needs. Remaster Knoppix to include your favorite software and custom branding.Easily install the popular Debian GNU/Linux distribution with all of your hardware detected and configured. Explore other live CDs based on Knoppix that could augment your system. Rescue Windows systems with Knoppix to back up files and settings, hack the registry, and more.Use the CD/DVD as a rescue disc to repair filesystems or a system that won't boot.Employ Knoppix as a system administration multitool to replace failed servers and more.Save your settings and data between reboots with persistent storage.Investigate features of the KDE desktop and its Internet applications.Discover how to use Knoppix to its full potential as your desktop, rescue CD, or as a launching point for your own live CD. Scores of industrial-strength hacks-many of them new to this second edition-cover both the standard Knoppix CD and the feature-rich DVD "Maxi" distribution, which is included with this book. Knoppix Hacks is just like the distribution it covers: a veritable Swiss Army knife packed full of tools. This book includes a collection of tips and techniques for using the enormous amount of software Knoppix offers-not just to work and play, but also to troubleshoot, repair, upgrade, and disinfect your system without having to install a thing. Klaus Knopper created an entire Linux distribution on a bootable CD (and now a DVD) so he could use his favorite open source tools on any computer. If you think Knoppix is just a Linux demo disk, think again.
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