Red Hat ENTREPRISE LINUX 5 Installation Manual page 10

Installation Guide
29.2. Encrypting block devices using dm-crypt/LUKS ................................................ 287
29.2.1. Overview of LUKS .............................................................................. 287
29.2.2. How will I access the encrypted devices after installation? (System
Startup) ......................................................................................................... 288
29.2.3. Choosing a Good Passphrase ............................................................. 288
29.3. Creating Encrypted Block Devices in Anaconda ............................................... 288
29.3.1. What Kinds of Block Devices Can Be Encrypted? .................................. 289
29.4. Creating Encrypted Block Devices on the Installed System After Installation ....... 289
29.4.1. Create the block devices ..................................................................... 289
29.4.2. Optional: Fill the device with random data .............................................. 289
29.4.3. Format the device as a dm-crypt/LUKS encrypted device ....................... 290
29.4.4. Create a mapping to allow access to the device's decrypted contents ...... 290
29.4.5. Create filesystems on the mapped device, or continue to build complex
storage structures using the mapped device .................................................... 291
29.4.6. Add the mapping information to /etc/crypttab .................................. 291
29.4.7. Add an entry to /etc/fstab ............................................................... 291
29.5. Common Post-Installation Tasks ..................................................................... 292
29.5.1. Set a randomly generated key as an additional way to access an
encrypted block device .................................................................................... 292
29.5.2. Add a new passphrase to an existing device ......................................... 292
29.5.3. Remove a passphrase or key from a device ......................................... 292
30. Installing Through VNC
30.1. VNC Viewer ................................................................................................... 293
30.2. VNC Modes in Anaconda ................................................................................ 294
30.2.1. Direct Mode ......................................................................................... 294
30.2.2. Connect Mode ..................................................................................... 294
30.3. Installation Using VNC .................................................................................... 295
30.3.1. Installation Example ............................................................................. 295
30.3.2. Kickstart Considerations ....................................................................... 296
30.3.3. Firewall Considerations ........................................................................ 296
30.4. References ..................................................................................................... 296
31. Kickstart Installations
31.1. What are Kickstart Installations? ...................................................................... 299
31.2. How Do You Perform a Kickstart Installation? ................................................... 299
31.3. Creating the Kickstart File ............................................................................... 299
31.4. Kickstart Options ............................................................................................ 300
31.4.1. Advanced Partitioning Example ............................................................. 319
31.5. Package Selection .......................................................................................... 319
31.6. Pre-installation Script ...................................................................................... 321
31.6.1. Example .............................................................................................. 321
31.7. Post-installation Script ..................................................................................... 322
31.7.1. Examples ............................................................................................ 323
31.8. Making the Kickstart File Available ................................................................... 323
31.8.1. Creating Kickstart Boot Media ............................................................... 323
31.8.2. Making the Kickstart File Available on the Network ................................. 324
31.9. Making the Installation Tree Available .............................................................. 325
31.10. Starting a Kickstart Installation ....................................................................... 325
32. Kickstart Configurator
32.1. Basic Configuration ......................................................................................... 331
32.2. Installation Method .......................................................................................... 333
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