Jump To Close Expand all Collapse all Table of contents Installation Guide 1. Obtaining Red Hat Enterprise Linux 2. Making Media Expand section "2. Making Media" Collapse section "2. Making Media" 2.1. Making an Installation DVD 2.2. Making Minimal Boot Media Expand section "2.2. Making Minimal Boot Media" Collapse section "2.2. Making Minimal Boot Media" 2.2.1. Minimal USB Boot Media for BIOS-based Systems 2.2.2. Minimal USB Boot Media for UEFI-based Systems 2.3. Creating a USGCB-compliant Installation Image I. x86, AMD64, and Intel 64 — Installation and Booting Expand section "I. x86, AMD64, and Intel 64 — Installation and Booting" Collapse section "I. x86, AMD64, and Intel 64 — Installation and Booting" 3. Planning for Installation on the x86 Architecture Expand section "3. Planning for Installation on the x86 Architecture" Collapse section "3. Planning for Installation on the x86 Architecture" 3.1. Upgrade or Install? 3.2. Is Your Hardware Compatible? 3.3. Hardware Requirements 3.4. RAID and Other Disk Devices Expand section "3.4. RAID and Other Disk Devices " Collapse section "3.4. RAID and Other Disk Devices " 3.4.1. Hardware RAID 3.4.2. Software RAID 3.4.3. FireWire and USB Disks 3.5. Notes on UEFI Support Expand section "3.5. Notes on UEFI Support" Collapse section "3.5. Notes on UEFI Support" 3.5.1. Feature Support 3.5.2. Disk Drives with MBR on UEFI Systems 3.6. Do You Have Enough Disk Space? 3.7. Selecting an Installation Method 3.8. Choose a Boot Method 4. Preparing for Installation Expand section "4. Preparing for Installation" Collapse section "4. Preparing for Installation" 4.1. Preparing for a Network Installation Expand section "4.1. Preparing for a Network Installation" Collapse section "4.1. Preparing for a Network Installation" 4.1.1. Preparing for FTP, HTTP, and HTTPS Installation 4.1.2. Preparing for an NFS Installation 4.2. Preparing for a Hard Drive Installation 5. System Specifications List 6. Updating Drivers During Installation on Intel and AMD Systems Expand section "6. Updating Drivers During Installation on Intel and AMD Systems" Collapse section "6. Updating Drivers During Installation on Intel and AMD Systems" 6.1. Limitations of Driver Updates During Installation 6.2. Preparing for a Driver Update During Installation Expand section "6.2. Preparing for a Driver Update During Installation" Collapse section "6.2. Preparing for a Driver Update During Installation" 6.2.1. Preparing to Use a Driver Update Image File Expand section "6.2.1. Preparing to Use a Driver Update Image File" Collapse section "6.2.1. Preparing to Use a Driver Update Image File" 6.2.1.1. Preparing to use an image file on local storage 6.2.2. Preparing a Driver Disc Expand section "6.2.2. Preparing a Driver Disc" Collapse section "6.2.2. Preparing a Driver Disc" 6.2.2.1. Creating a driver update disc on CD or DVD 6.2.3. Preparing an Initial RAM Disk Update 6.3. Performing a Driver Update During Installation Expand section "6.3. Performing a Driver Update During Installation" Collapse section "6.3. Performing a Driver Update During Installation" 6.3.1. Let the Installer Find a Driver Update Disk Automatically 6.3.2. Let the Installer Prompt You for a Driver Update 6.3.3. Use a Boot Option to Specify a Driver Update Disk 6.3.4. Select a PXE Target that Includes a Driver Update 6.4. Specifying the Location of a Driver Update Image File or a Driver Update Disk 7. Booting the Installer Expand section "7. Booting the Installer" Collapse section "7. Booting the Installer" 7.1. Starting the Installation Program Expand section "7.1. Starting the Installation Program" Collapse section "7.1. Starting the Installation Program" 7.1.1. Booting the Installation Program on x86, AMD64, and Intel 64 Systems 7.1.2. The Boot Menu 7.1.3. Additional Boot Options Expand section "7.1.3. Additional Boot Options" Collapse section "7.1.3. Additional Boot Options" 7.1.3.1. Kernel Options 7.2. Installing from a Different Source 7.3. Booting from the Network Using PXE 8. Configuring Language and Installation Source Expand section "8. Configuring Language and Installation Source" Collapse section "8. Configuring Language and Installation Source" 8.1. The Text Mode Installation Program User Interface Expand section "8.1. The Text Mode Installation Program User Interface" Collapse section "8.1. The Text Mode Installation Program User Interface" 8.1.1. Using the Keyboard to Navigate 8.2. Language Selection 8.3. Installation Method Expand section "8.3. Installation Method" Collapse section "8.3. Installation Method" 8.3.1. Installing from a DVD 8.3.2. Installing from a Hard Drive 8.3.3. Performing a Network Installation 8.3.4. Installing via NFS 8.3.5. Installing via FTP, HTTP, or HTTPS 8.4. Verifying Media 9. Installing Using Anaconda Expand section "9. Installing Using Anaconda" Collapse section "9. Installing Using Anaconda" 9.1. The Text Mode Installation Program User Interface 9.2. The Graphical Installation Program User Interface Expand section "9.2. The Graphical Installation Program User Interface" Collapse section "9.2. The Graphical Installation Program User Interface" 9.2.1. Screenshots During Installation 9.2.2. A Note About Virtual Consoles 9.3. Welcome to Red Hat Enterprise Linux 9.4. Language Selection 9.5. Keyboard Configuration 9.6. Storage Devices Expand section "9.6. Storage Devices" Collapse section "9.6. Storage Devices" 9.6.1. The Storage Devices Selection Screen Expand section "9.6.1. The Storage Devices Selection Screen " Collapse section "9.6.1. The Storage Devices Selection Screen " 9.6.1.1. Advanced Storage Options Expand section "9.6.1.1. Advanced Storage Options " Collapse section "9.6.1.1. Advanced Storage Options " 9.6.1.1.1. Select and configure a network interface 9.6.1.1.2. Configure iSCSI parameters 9.6.1.1.3. Configure FCoE Parameters 9.7. Setting the Hostname Expand section "9.7. Setting the Hostname" Collapse section "9.7. Setting the Hostname" 9.7.1. Editing Network Connections Expand section "9.7.1. Editing Network Connections" Collapse section "9.7.1. Editing Network Connections" 9.7.1.1. Options common to all types of connection 9.7.1.2. The Wired tab 9.7.1.3. The 802.1x Security tab 9.7.1.4. The IPv4 Settings tab Expand section "9.7.1.4. The IPv4 Settings tab" Collapse section "9.7.1.4. The IPv4 Settings tab" 9.7.1.4.1. Editing IPv4 routes 9.7.1.5. The IPv6 Settings tab Expand section "9.7.1.5. The IPv6 Settings tab" Collapse section "9.7.1.5. The IPv6 Settings tab" 9.7.1.5.1. Editing IPv6 routes 9.7.1.6. Restart a network device 9.8. Time Zone Configuration 9.9. Set the Root Password 9.10. Assign Storage Devices 9.11. Initializing the Hard Disk 9.12. Upgrading an Existing System Expand section "9.12. Upgrading an Existing System " Collapse section "9.12. Upgrading an Existing System " 9.12.1. The Upgrade Dialog 9.12.2. Upgrading Using the Installer 9.12.3. Updating the Boot Loader Configuration 9.13. Disk Partitioning Setup 9.14. Choosing a Disk Encryption Passphrase 9.15. Creating a Custom Layout or Modifying the Default Layout Expand section "9.15. Creating a Custom Layout or Modifying the Default Layout " Collapse section "9.15. Creating a Custom Layout or Modifying the Default Layout " 9.15.1. Create Storage 9.15.2. Adding Partitions Expand section "9.15.2. Adding Partitions" Collapse section "9.15.2. Adding Partitions" 9.15.2.1. File System Types 9.15.3. Create Software RAID 9.15.4. Create LVM Logical Volume 9.15.5. Recommended Partitioning Scheme Expand section "9.15.5. Recommended Partitioning Scheme" Collapse section "9.15.5. Recommended Partitioning Scheme" 9.15.5.1. x86, AMD64, and Intel 64 systems Expand section "9.15.5.1. x86, AMD64, and Intel 64 systems" Collapse section "9.15.5.1. x86, AMD64, and Intel 64 systems" 9.15.5.1.1. Advice on Partitions 9.16. Write Changes to Disk 9.17. Package Group Selection Expand section "9.17. Package Group Selection" Collapse section "9.17. Package Group Selection" 9.17.1. Installing from Additional Repositories 9.17.2. Customizing the Software Selection Expand section "9.17.2. Customizing the Software Selection " Collapse section "9.17.2. Customizing the Software Selection " 9.17.2.1. Core Network Services 9.18. x86, AMD64, and Intel 64 Boot Loader Configuration Expand section "9.18. x86, AMD64, and Intel 64 Boot Loader Configuration" Collapse section "9.18. x86, AMD64, and Intel 64 Boot Loader Configuration" 9.18.1. Advanced Boot Loader Configuration 9.18.2. Rescue Mode 9.18.3. Alternative Boot Loaders 9.19. Installing Packages 9.20. Installation Complete 10. Troubleshooting Installation on an Intel or AMD System Expand section "10. Troubleshooting Installation on an Intel or AMD System" Collapse section "10. Troubleshooting Installation on an Intel or AMD System" 10.1. You Are Unable to Boot Red Hat Enterprise Linux Expand section "10.1. You Are Unable to Boot Red Hat Enterprise Linux" Collapse section "10.1. You Are Unable to Boot Red Hat Enterprise Linux" 10.1.1. Are You Unable to Boot With Your RAID Card? 10.1.2. Is Your System Displaying Signal 11 Errors? 10.1.3. Diagnosing Early Boot Problems 10.2. Trouble Beginning the Installation Expand section "10.2. Trouble Beginning the Installation" Collapse section "10.2. Trouble Beginning the Installation" 10.2.1. Problems with Booting into the Graphical Installation 10.3. Trouble During the Installation Expand section "10.3. Trouble During the Installation" Collapse section "10.3. Trouble During the Installation" 10.3.1. The "No devices found to install Red Hat Enterprise Linux" Error Message 10.3.2. Saving Traceback Messages 10.3.3. Trouble with Partition Tables 10.3.4. Using Remaining Space 10.3.5. The "drive must have a GPT disk label" Error Message 10.3.6. Other Partitioning Problems 10.4. Problems After Installation Expand section "10.4. Problems After Installation" Collapse section "10.4. Problems After Installation" 10.4.1. Trouble With the Graphical GRUB Screen on an x86-based System? 10.4.2. Booting into a Graphical Environment 10.4.3. Problems with the X Window System (GUI) 10.4.4. Problems with the X Server Crashing and Non-Root Users 10.4.5. Problems When You Try to Log In 10.4.6. Is Your RAM Not Being Recognized? 10.4.7. Your Printer Does Not Work 10.4.8. Apache HTTP Server or Sendmail Stops Responding During Startup II. IBM Power Systems — Installation and Booting Expand section "II. IBM Power Systems — Installation and Booting" Collapse section "II. IBM Power Systems — Installation and Booting" 11. Planning for Installation on Power Systems Servers Expand section "11. Planning for Installation on Power Systems Servers" Collapse section "11. Planning for Installation on Power Systems Servers" 11.1. Upgrade or Install? 11.2. Hardware Requirements 11.3. Installation Tools 11.4. Preparation for IBM Power Systems servers 11.5. RAID and Other Disk Devices Expand section "11.5. RAID and Other Disk Devices " Collapse section "11.5. RAID and Other Disk Devices " 11.5.1. Hardware RAID 11.5.2. Software RAID 11.5.3. FireWire and USB Disks 11.6. Do You Have Enough Disk Space? 11.7. Choose a Boot Method 12. Preparing for Installation Expand section "12. Preparing for Installation" Collapse section "12. Preparing for Installation" 12.1. Preparing for a Network Installation Expand section "12.1. Preparing for a Network Installation" Collapse section "12.1. Preparing for a Network Installation" 12.1.1. Preparing for FTP, HTTP, and HTTPS Installation 12.1.2. Preparing for an NFS Installation 12.2. Preparing for a Hard Drive Installation 13. Updating Drivers During Installation on IBM Power Systems Servers Expand section "13. Updating Drivers During Installation on IBM Power Systems Servers" Collapse section "13. Updating Drivers During Installation on IBM Power Systems Servers" 13.1. Limitations of Driver Updates During Installation 13.2. Preparing for a Driver Update During Installation Expand section "13.2. Preparing for a Driver Update During Installation" Collapse section "13.2. Preparing for a Driver Update During Installation" 13.2.1. Preparing to Use a Driver Update Image File Expand section "13.2.1. Preparing to Use a Driver Update Image File" Collapse section "13.2.1. Preparing to Use a Driver Update Image File" 13.2.1.1. Preparing to use an image file on local storage 13.2.2. Preparing a Driver Disc Expand section "13.2.2. Preparing a Driver Disc" Collapse section "13.2.2. Preparing a Driver Disc" 13.2.2.1. Creating a driver update disc on CD or DVD 13.2.3. Preparing an Initial RAM Disk Update 13.3. Performing a Driver Update During Installation Expand section "13.3. Performing a Driver Update During Installation" Collapse section "13.3. Performing a Driver Update During Installation" 13.3.1. Let the Installer Find a Driver Update Disk Automatically 13.3.2. Let the Installer Prompt You for a Driver Update 13.3.3. Use a Boot Option to Specify a Driver Update Disk 13.3.4. Select an Installation Server Target That Includes a Driver Update 13.4. Specifying the Location of a Driver Update Image File or a Driver Update Disk 14. Booting the Installer Expand section "14. Booting the Installer" Collapse section "14. Booting the Installer" 14.1. The Boot Menu 14.2. Installing from a Different Source 14.3. Booting from the Network Using a yaboot Installation Server 15. Configuring Language and Installation Source Expand section "15. Configuring Language and Installation Source" Collapse section "15. Configuring Language and Installation Source" 15.1. The Text Mode Installation Program User Interface Expand section "15.1. The Text Mode Installation Program User Interface" Collapse section "15.1. The Text Mode Installation Program User Interface" 15.1.1. Using the Keyboard to Navigate 15.2. Language Selection 15.3. Installation Method Expand section "15.3. Installation Method" Collapse section "15.3. Installation Method" 15.3.1. Beginning Installation Expand section "15.3.1. Beginning Installation " Collapse section "15.3.1. Beginning Installation " 15.3.1.1. Installing from a DVD 15.3.2. Installing from a Hard Drive 15.3.3. Performing a Network Installation 15.3.4. Installing via NFS 15.3.5. Installing via FTP, HTTP, or HTTPS 15.4. Verifying Media 16. Installing Using Anaconda Expand section "16. Installing Using Anaconda" Collapse section "16. Installing Using Anaconda" 16.1. The Text Mode Installation Program User Interface 16.2. The Graphical Installation Program User Interface 16.3. A Note About Linux Virtual Consoles 16.4. Using the HMC vterm 16.5. Welcome to Red Hat Enterprise Linux 16.6. Language Selection 16.7. Keyboard Configuration 16.8. Storage Devices Expand section "16.8. Storage Devices" Collapse section "16.8. Storage Devices" 16.8.1. The Storage Devices Selection Screen Expand section "16.8.1. The Storage Devices Selection Screen " Collapse section "16.8.1. The Storage Devices Selection Screen " 16.8.1.1. Advanced Storage Options Expand section "16.8.1.1. Advanced Storage Options " Collapse section "16.8.1.1. Advanced Storage Options " 16.8.1.1.1. Select and configure a network interface 16.8.1.1.2. Configure iSCSI parameters 16.8.1.1.3. Configure FCoE Parameters 16.9. Setting the Hostname Expand section "16.9. Setting the Hostname" Collapse section "16.9. Setting the Hostname" 16.9.1. Editing Network Connections Expand section "16.9.1. Editing Network Connections" Collapse section "16.9.1. Editing Network Connections" 16.9.1.1. Options common to all types of connection 16.9.1.2. The Wired tab 16.9.1.3. The 802.1x Security tab 16.9.1.4. The IPv4 Settings tab Expand section "16.9.1.4. The IPv4 Settings tab" Collapse section "16.9.1.4. The IPv4 Settings tab" 16.9.1.4.1. Editing IPv4 routes 16.9.1.5. The IPv6 Settings tab Expand section "16.9.1.5. The IPv6 Settings tab" Collapse section "16.9.1.5. The IPv6 Settings tab" 16.9.1.5.1. Editing IPv6 routes 16.9.1.6. Restart a network device 16.10. Time Zone Configuration 16.11. Set the Root Password 16.12. Assign Storage Devices 16.13. Initializing the Hard Disk 16.14. Upgrading an Existing System Expand section "16.14. Upgrading an Existing System " Collapse section "16.14. Upgrading an Existing System " 16.14.1. The Upgrade Dialog 16.14.2. Upgrading Using the Installer 16.15. Disk Partitioning Setup 16.16. Choosing a Disk Encryption Passphrase 16.17. Creating a Custom Layout or Modifying the Default Layout Expand section "16.17. Creating a Custom Layout or Modifying the Default Layout " Collapse section "16.17. Creating a Custom Layout or Modifying the Default Layout " 16.17.1. Create Storage 16.17.2. Adding Partitions Expand section "16.17.2. Adding Partitions" Collapse section "16.17.2. Adding Partitions" 16.17.2.1. File System Types 16.17.3. Create Software RAID 16.17.4. Create LVM Logical Volume 16.17.5. Recommended Partitioning Scheme 16.18. Write Changes to Disk 16.19. Package Group Selection Expand section "16.19. Package Group Selection" Collapse section "16.19. Package Group Selection" 16.19.1. Installing from Additional Repositories 16.19.2. Customizing the Software Selection Expand section "16.19.2. Customizing the Software Selection " Collapse section "16.19.2. Customizing the Software Selection " 16.19.2.1. Core Network Services 16.20. Installing Packages 16.21. Installation Complete 17. Troubleshooting Installation on an IBM Power Systems server Expand section "17. Troubleshooting Installation on an IBM Power Systems server" Collapse section "17. Troubleshooting Installation on an IBM Power Systems server" 17.1. You Are Unable to Boot Red Hat Enterprise Linux Expand section "17.1. You Are Unable to Boot Red Hat Enterprise Linux" Collapse section "17.1. You Are Unable to Boot Red Hat Enterprise Linux" 17.1.1. Is Your System Displaying Signal 11 Errors? 17.2. Trouble Beginning the Installation Expand section "17.2. Trouble Beginning the Installation" Collapse section "17.2. Trouble Beginning the Installation" 17.2.1. Problems with Booting into the Graphical Installation 17.3. Trouble During the Installation Expand section "17.3. Trouble During the Installation" Collapse section "17.3. Trouble During the Installation" 17.3.1. The "No devices found to install Red Hat Enterprise Linux" Error Message 17.3.2. Saving Traceback Messages 17.3.3. Trouble with Partition Tables 17.3.4. Other Partitioning Problems for IBM Power Systems Users 17.4. Problems After Installation Expand section "17.4. Problems After Installation" Collapse section "17.4. Problems After Installation" 17.4.1. Unable to IPL from *NWSSTG 17.4.2. Booting into a Graphical Environment 17.4.3. Problems with the X Window System (GUI) 17.4.4. Problems with the X Server Crashing and Non-Root Users 17.4.5. Problems When You Try to Log In 17.4.6. Your Printer Does Not Work 17.4.7. Apache HTTP Server or Sendmail Stops Responding During Startup III. IBM System z Architecture - Installation and Booting Expand section "III. IBM System z Architecture - Installation and Booting" Collapse section "III. IBM System z Architecture - Installation and Booting" 18. Planning for Installation on System z Expand section "18. Planning for Installation on System z" Collapse section "18. Planning for Installation on System z" 18.1. Pre-Installation 18.2. Overview of the System z Installation Procedure Expand section "18.2. Overview of the System z Installation Procedure" Collapse section "18.2. Overview of the System z Installation Procedure" 18.2.1. Booting (IPL) the Installer 18.2.2. Installation Phase 1 18.2.3. Installation Phase 2 18.2.4. Installation Phase 3 18.3. Graphical User Interface with X11 or VNC Expand section "18.3. Graphical User Interface with X11 or VNC" Collapse section "18.3. Graphical User Interface with X11 or VNC" 18.3.1. Installation using X11 forwarding 18.3.2. Installation using X11 18.3.3. Installation using VNC 18.3.4. Installation using a VNC listener 18.3.5. Automating the Installation with Kickstart Expand section "18.3.5. Automating the Installation with Kickstart" Collapse section "18.3.5. Automating the Installation with Kickstart" 18.3.5.1. Every Installation Produces a Kickstart File 19. Preparing for Installation Expand section "19. Preparing for Installation" Collapse section "19. Preparing for Installation" 19.1. Preparing for a Network Installation Expand section "19.1. Preparing for a Network Installation" Collapse section "19.1. Preparing for a Network Installation" 19.1.1. Preparing for FTP, HTTP, and HTTPS Installation 19.1.2. Preparing for an NFS Installation 19.2. Preparing for a Hard Drive Installation Expand section "19.2. Preparing for a Hard Drive Installation" Collapse section "19.2. Preparing for a Hard Drive Installation" 19.2.1. Accessing Installation Phase 3 and the Package Repository on a Hard Drive Expand section "19.2.1. Accessing Installation Phase 3 and the Package Repository on a Hard Drive" Collapse section "19.2.1. Accessing Installation Phase 3 and the Package Repository on a Hard Drive" 19.2.1.1. Preparing for Booting the Installer from a Hard Drive 20. Booting (IPL) the Installer Expand section "20. Booting (IPL) the Installer" Collapse section "20. Booting (IPL) the Installer" 20.1. Installing Under z/VM Expand section "20.1. Installing Under z/VM" Collapse section "20.1. Installing Under z/VM" 20.1.1. Using the z/VM Reader 20.1.2. Using a Prepared DASD 20.1.3. Using a Prepared FCP-attached SCSI Disk 20.1.4. Using an FCP-attached SCSI DVD Drive 20.2. Installing in an LPAR Expand section "20.2. Installing in an LPAR" Collapse section "20.2. Installing in an LPAR" 20.2.1. Using an FTP Server 20.2.2. Using the HMC or SE DVD Drive 20.2.3. Using a Prepared DASD 20.2.4. Using a Prepared FCP-attached SCSI Disk 20.2.5. Using an FCP-attached SCSI DVD Drive 21. Installation Phase 1: Configuring a Network Device Expand section "21. Installation Phase 1: Configuring a Network Device" Collapse section "21. Installation Phase 1: Configuring a Network Device" 21.1. A Note on Terminals 22. Installation Phase 2: Configuring Language and Installation Source Expand section "22. Installation Phase 2: Configuring Language and Installation Source" Collapse section "22. Installation Phase 2: Configuring Language and Installation Source" 22.1. Non-interactive Line-Mode Installation 22.2. The Text Mode Installation Program User Interface Expand section "22.2. The Text Mode Installation Program User Interface" Collapse section "22.2. The Text Mode Installation Program User Interface" 22.2.1. Using the Keyboard to Navigate 22.3. Language Selection 22.4. Installation Method Expand section "22.4. Installation Method" Collapse section "22.4. Installation Method" 22.4.1. Installing from a DVD 22.4.2. Installing from a Hard Drive 22.4.3. Performing a Network Installation 22.4.4. Installing via NFS 22.4.5. Installing via FTP, HTTP, or HTTPS 22.5. Verifying Media 22.6. Retrieving Phase 3 of the Installation Program 23. Installation Phase 3: Installing Using Anaconda Expand section "23. Installation Phase 3: Installing Using Anaconda" Collapse section "23. Installation Phase 3: Installing Using Anaconda" 23.1. The Non-interactive Line-Mode Text Installation Program Output 23.2. The Text Mode Installation Program User Interface 23.3. The Graphical Installation Program User Interface 23.4. Configure the Install Terminal 23.5. Welcome to Red Hat Enterprise Linux 23.6. Storage Devices Expand section "23.6. Storage Devices" Collapse section "23.6. Storage Devices" 23.6.1. The Storage Devices Selection Screen Expand section "23.6.1. The Storage Devices Selection Screen " Collapse section "23.6.1. The Storage Devices Selection Screen " 23.6.1.1. DASD low-level formatting 23.6.1.2. Advanced Storage Options Expand section "23.6.1.2. Advanced Storage Options " Collapse section "23.6.1.2. Advanced Storage Options " 23.6.1.2.1. Configure iSCSI parameters 23.6.1.2.2. FCP Devices 23.7. Setting the Hostname Expand section "23.7. Setting the Hostname" Collapse section "23.7. Setting the Hostname" 23.7.1. Editing Network Connections Expand section "23.7.1. Editing Network Connections" Collapse section "23.7.1. Editing Network Connections" 23.7.1.1. Options common to all types of connection 23.7.1.2. The Wired tab 23.7.1.3. The 802.1x Security tab 23.7.1.4. The IPv4 Settings tab Expand section "23.7.1.4. The IPv4 Settings tab" Collapse section "23.7.1.4. The IPv4 Settings tab" 23.7.1.4.1. Editing IPv4 routes 23.7.1.5. The IPv6 Settings tab Expand section "23.7.1.5. The IPv6 Settings tab" Collapse section "23.7.1.5. The IPv6 Settings tab" 23.7.1.5.1. Editing IPv6 routes 23.7.1.6. Restart a network device 23.8. Time Zone Configuration 23.9. Set the Root Password 23.10. Assign Storage Devices 23.11. Initializing the Hard Disk 23.12. Upgrading an Existing System Expand section "23.12. Upgrading an Existing System " Collapse section "23.12. Upgrading an Existing System " 23.12.1. Upgrading Using the Installer 23.13. Disk Partitioning Setup 23.14. Choosing a Disk Encryption Passphrase 23.15. Creating a Custom Layout or Modifying the Default Layout Expand section "23.15. Creating a Custom Layout or Modifying the Default Layout " Collapse section "23.15. Creating a Custom Layout or Modifying the Default Layout " 23.15.1. Create Storage 23.15.2. Adding Partitions Expand section "23.15.2. Adding Partitions" Collapse section "23.15.2. Adding Partitions" 23.15.2.1. File System Types 23.15.3. Create Software RAID 23.15.4. Create LVM Logical Volume 23.15.5. Recommended Partitioning Scheme 23.16. Write Changes to Disk 23.17. Package Group Selection Expand section "23.17. Package Group Selection" Collapse section "23.17. Package Group Selection" 23.17.1. Installing from Additional Repositories 23.17.2. Customizing the Software Selection Expand section "23.17.2. Customizing the Software Selection " Collapse section "23.17.2. Customizing the Software Selection " 23.17.2.1. Core Network Services 23.18. Installing Packages 23.19. Installation Complete Expand section "23.19. Installation Complete" Collapse section "23.19. Installation Complete" 23.19.1. IPL Under z/VM 23.19.2. IPL on an LPAR 23.19.3. Continuing After Reboot (re-IPL) 24. Troubleshooting Installation on IBM System z Expand section "24. Troubleshooting Installation on IBM System z" Collapse section "24. Troubleshooting Installation on IBM System z" 24.1. You Are Unable to Boot Red Hat Enterprise Linux Expand section "24.1. You Are Unable to Boot Red Hat Enterprise Linux" Collapse section "24.1. You Are Unable to Boot Red Hat Enterprise Linux" 24.1.1. Is Your System Displaying Signal 11 Errors? 24.2. Trouble During the Installation Expand section "24.2. Trouble During the Installation" Collapse section "24.2. Trouble During the Installation" 24.2.1. The "No devices found to install Red Hat Enterprise Linux" Error Message 24.2.2. Saving Traceback Messages 24.2.3. Other Partitioning Problems 24.3. Problems After Installation Expand section "24.3. Problems After Installation" Collapse section "24.3. Problems After Installation" 24.3.1. Remote Graphical Desktops and XDMCP 24.3.2. Problems When You Try to Log In 24.3.3. Your Printer Does Not Work 24.3.4. Apache HTTP Server or Sendmail Stops Responding During Startup 25. Configuring an Installed Linux on System z Instance Expand section "25. Configuring an Installed Linux on System z Instance" Collapse section "25. Configuring an Installed Linux on System z Instance" 25.1. Adding DASDs Expand section "25.1. Adding DASDs" Collapse section "25.1. Adding DASDs" 25.1.1. Dynamically Setting DASDs Online 25.1.2. Persistently setting DASDs online Expand section "25.1.2. Persistently setting DASDs online" Collapse section "25.1.2. Persistently setting DASDs online" 25.1.2.1. DASDs Which Are Part of the Root File System 25.1.3. DASDs Which Are Not Part of the Root File System 25.1.4. Preparing a New DASD with Low-level Formatting 25.1.5. Expanding Existing LVM Volumes to New Storage Devices 25.2. Adding FCP-Attached Logical Units (LUNs) Expand section "25.2. Adding FCP-Attached Logical Units (LUNs)" Collapse section "25.2. Adding FCP-Attached Logical Units (LUNs)" 25.2.1. Dynamically Activating an FCP LUN 25.2.2. Persistently Activating FCP LUNs Expand section "25.2.2. Persistently Activating FCP LUNs" Collapse section "25.2.2. Persistently Activating FCP LUNs" 25.2.2.1. FCP LUNs That Are Part of the Root File System 25.2.2.2. FCP LUNs That Are Not Part of the Root File System 25.3. Adding a Network Device Expand section "25.3. Adding a Network Device" Collapse section "25.3. Adding a Network Device" 25.3.1. Adding a qeth Device Expand section "25.3.1. Adding a qeth Device" Collapse section "25.3.1. Adding a qeth Device" 25.3.1.1. Dynamically Adding a qeth Device 25.3.1.2. Dynamically Removing a qeth Device 25.3.1.3. Persistently Adding a qeth Device 25.3.2. Adding an LCS Device Expand section "25.3.2. Adding an LCS Device" Collapse section "25.3.2. Adding an LCS Device" 25.3.2.1. Dynamically Adding an LCS Device 25.3.2.2. Persistently Adding an LCS Device 25.3.3. Mapping Subchannels and Network Device Names 25.3.4. Configuring a System z Network Device for Network Root File System 26. Parameter and Configuration Files Expand section "26. Parameter and Configuration Files" Collapse section "26. Parameter and Configuration Files" 26.1. Required Parameters 26.2. The z/VM Configuration File 26.3. Installation Network Parameters 26.4. VNC and X11 Parameters 26.5. Loader Parameters 26.6. Parameters for Kickstart Installations 26.7. Miscellaneous Parameters 26.8. Sample Parameter File and CMS Configuration File 27. IBM System z References Expand section "27. IBM System z References" Collapse section "27. IBM System z References" 27.1. IBM System z Publications 27.2. IBM Redbooks Publications for System z 27.3. Online Resources IV. Advanced Installation Options Expand section "IV. Advanced Installation Options" Collapse section "IV. Advanced Installation Options" 28. Boot Options Expand section "28. Boot Options" Collapse section "28. Boot Options" 28.1. Configuring the Installation System at the Boot Menu Expand section "28.1. Configuring the Installation System at the Boot Menu" Collapse section "28.1. Configuring the Installation System at the Boot Menu" 28.1.1. Specifying the Language 28.1.2. Configuring the Interface 28.1.3. Updating anaconda 28.1.4. Specifying the Installation Method 28.1.5. Specifying the Network Settings Expand section "28.1.5. Specifying the Network Settings" Collapse section "28.1.5. Specifying the Network Settings" 28.1.5.1. Configuring a Bonded Interface 28.2. Enabling Remote Access to the Installation System Expand section "28.2. Enabling Remote Access to the Installation System" Collapse section "28.2. Enabling Remote Access to the Installation System" 28.2.1. Enabling Remote Access with VNC 28.2.2. Connecting the Installation System to a VNC Listener 28.2.3. Enabling Remote Access with ssh 28.2.4. Enabling Remote Access with Telnet 28.3. Logging to a Remote System During the Installation Expand section "28.3. Logging to a Remote System During the Installation" Collapse section "28.3. Logging to a Remote System During the Installation" 28.3.1. Configuring a Log Server 28.4. Automating the Installation with Kickstart 28.5. Enhancing Hardware Support Expand section "28.5. Enhancing Hardware Support" Collapse section "28.5. Enhancing Hardware Support" 28.5.1. Overriding Automatic Hardware Detection 28.6. Using the Maintenance Boot Modes Expand section "28.6. Using the Maintenance Boot Modes" Collapse section "28.6. Using the Maintenance Boot Modes" 28.6.1. Verifying Boot Media 28.6.2. Booting Your Computer with the Rescue Mode 28.6.3. Upgrading Your Computer 29. Installing Without Media Expand section "29. Installing Without Media" Collapse section "29. Installing Without Media" 29.1. Retrieving Boot Files 29.2. Editing the GRUB Configuration 29.3. Booting to Installation 30. Setting Up an Installation Server Expand section "30. Setting Up an Installation Server" Collapse section "30. Setting Up an Installation Server" 30.1. Setting Up the Network Server 30.2. Network Boot Configuration Expand section "30.2. Network Boot Configuration" Collapse section "30.2. Network Boot Configuration" 30.2.1. Configuring PXE Boot for BIOS 30.2.2. Configuring PXE Boot for EFI 30.2.3. Configuring for Power Systems Servers 30.3. Starting the tftp Server 30.4. Adding a Custom Boot Message 30.5. Performing the Installation 31. Installing Through VNC Expand section "31. Installing Through VNC" Collapse section "31. Installing Through VNC" 31.1. VNC Viewer 31.2. VNC Modes in Anaconda Expand section "31.2. VNC Modes in Anaconda" Collapse section "31.2. VNC Modes in Anaconda" 31.2.1. Direct Mode 31.2.2. Connect Mode 31.3. Installation Using VNC Expand section "31.3. Installation Using VNC" Collapse section "31.3. Installation Using VNC" 31.3.1. Installation Example 31.3.2. Kickstart Considerations 31.3.3. Firewall Considerations 31.4. References 32. Kickstart Installations Expand section "32. Kickstart Installations" Collapse section "32. Kickstart Installations" 32.1. What are Kickstart Installations? 32.2. How Do You Perform a Kickstart Installation? 32.3. Creating the Kickstart File 32.4. Kickstart Options Expand section "32.4. Kickstart Options" Collapse section "32.4. Kickstart Options" 32.4.1. Advanced Partitioning Example 32.5. Package Selection 32.6. Pre-installation Script 32.7. Post-installation Script 32.8. Kickstart Examples Expand section "32.8. Kickstart Examples" Collapse section "32.8. Kickstart Examples" 32.8.1. Set host name interactively during installation 32.8.2. Registering and Then Mounting an NFS Share 32.8.3. Registering a System in RHN Classic 32.8.4. Running subscription-manager as a Post-Install Script 32.8.5. Changing partition layout 32.9. Making the Kickstart File Available Expand section "32.9. Making the Kickstart File Available" Collapse section "32.9. Making the Kickstart File Available" 32.9.1. Creating Kickstart Boot Media 32.9.2. Making the Kickstart File Available on the Network 32.10. Making the Installation Tree Available 32.11. Starting a Kickstart Installation 33. Kickstart Configurator Expand section "33. Kickstart Configurator" Collapse section "33. Kickstart Configurator" 33.1. Basic Configuration 33.2. Installation Method 33.3. Boot Loader Options 33.4. Partition Information Expand section "33.4. Partition Information" Collapse section "33.4. Partition Information" 33.4.1. Creating Partitions Expand section "33.4.1. Creating Partitions" Collapse section "33.4.1. Creating Partitions" 33.4.1.1. Creating Software RAID Partitions 33.5. Network Configuration 33.6. Authentication 33.7. Firewall Configuration Expand section "33.7. Firewall Configuration" Collapse section "33.7. Firewall Configuration" 33.7.1. SELinux Configuration 33.8. Display Configuration 33.9. Package Selection 33.10. Pre-Installation Script 33.11. Post-Installation Script Expand section "33.11. Post-Installation Script" Collapse section "33.11. Post-Installation Script" 33.11.1. Chroot Environment 33.11.2. Use an Interpreter 33.12. Saving the File V. After Installation Expand section "V. After Installation" Collapse section "V. After Installation" 34. Firstboot Expand section "34. Firstboot" Collapse section "34. Firstboot" 34.1. License Information 34.2. Configuring the Subscription Service Expand section "34.2. Configuring the Subscription Service" Collapse section "34.2. Configuring the Subscription Service" 34.2.1. Set Up Software Updates 34.2.2. Choose Service 34.2.3. Subscription Management Registration 34.3. Create User Expand section "34.3. Create User" Collapse section "34.3. Create User" 34.3.1. Authentication Configuration 34.4. Date and Time 34.5. Kdump 35. Your Next Steps Expand section "35. Your Next Steps" Collapse section "35. Your Next Steps" 35.1. Updating Your System Expand section "35.1. Updating Your System" Collapse section "35.1. Updating Your System" 35.1.1. Driver Update rpm Packages 35.2. Finishing an Upgrade 35.3. Switching to a Graphical Login Expand section "35.3. Switching to a Graphical Login" Collapse section "35.3. Switching to a Graphical Login" 35.3.1. Enabling Access to Software Repositories from the Command Line Expand section "35.3.1. Enabling Access to Software Repositories from the Command Line" Collapse section "35.3.1. Enabling Access to Software Repositories from the Command Line" 35.3.1.1. Enabling Access to Software Repositories Through the Internet 35.3.1.2. Using a Red Hat Enterprise Linux Installation DVD as a Software Repository 35.4. Installing Packages With yum 35.5. Automating the Initial Configuration of Cloud Instances Using cloud-init 36. Basic System Recovery Expand section "36. Basic System Recovery" Collapse section "36. Basic System Recovery" 36.1. Rescue Mode Expand section "36.1. Rescue Mode" Collapse section "36.1. Rescue Mode" 36.1.1. Common Problems Expand section "36.1.1. Common Problems" Collapse section "36.1.1. Common Problems" 36.1.1.1. Unable to Boot into Red Hat Enterprise Linux 36.1.1.2. Hardware/Software Problems 36.1.1.3. Root Password 36.1.2. Booting into Rescue Mode Expand section "36.1.2. Booting into Rescue Mode" Collapse section "36.1.2. Booting into Rescue Mode" 36.1.2.1. Reinstalling the Boot Loader 36.1.3. Booting into Single-User Mode 36.1.4. Booting into Emergency Mode 36.2. Rescue Mode on Power Systems servers Expand section "36.2. Rescue Mode on Power Systems servers" Collapse section "36.2. Rescue Mode on Power Systems servers" 36.2.1. Special Considerations for Accessing the SCSI Utilities from Rescue Mode 36.3. Using Rescue Mode to Fix or Work Around Driver Problems Expand section "36.3. Using Rescue Mode to Fix or Work Around Driver Problems" Collapse section "36.3. Using Rescue Mode to Fix or Work Around Driver Problems" 36.3.1. Using RPM to Add, Remove, or Replace a Driver 36.3.2. Blacklisting a Driver 37. Upgrading Your Current System 38. Unregistering from Red Hat Subscription Management Services Expand section "38. Unregistering from Red Hat Subscription Management Services" Collapse section "38. Unregistering from Red Hat Subscription Management Services" 38.1. Systems Registered with Red Hat Subscription Management 38.2. Systems Registered with RHN Classic 38.3. Systems Registered with Satellite 39. Removing Red Hat Enterprise Linux From x86-based Systems Expand section "39. Removing Red Hat Enterprise Linux From x86-based Systems" Collapse section "39. Removing Red Hat Enterprise Linux From x86-based Systems" 39.1. Red Hat Enterprise Linux is the Only Operating System on the Computer 39.2. Your Computer Dual-boots Red Hat Enterprise Linux and Another Operating System Expand section "39.2. Your Computer Dual-boots Red Hat Enterprise Linux and Another Operating System" Collapse section "39.2. Your Computer Dual-boots Red Hat Enterprise Linux and Another Operating System" 39.2.1. Your Computer Dual-boots Red Hat Enterprise Linux and a Microsoft Windows Operating System Expand section "39.2.1. Your Computer Dual-boots Red Hat Enterprise Linux and a Microsoft Windows Operating System" Collapse section "39.2.1. Your Computer Dual-boots Red Hat Enterprise Linux and a Microsoft Windows Operating System" 39.2.1.1. Windows 2000, Windows Server 2000, Windows XP, and Windows Server 2003 39.2.1.2. Windows Vista and Windows Server 2008 39.2.2. Your computer dual-boots Red Hat Enterprise Linux and a different Linux distribution 39.3. Replacing Red Hat Enterprise Linux with MS-DOS or Legacy Versions of Microsoft Windows 40. Removing Red Hat Enterprise Linux from IBM System z Expand section "40. Removing Red Hat Enterprise Linux from IBM System z" Collapse section "40. Removing Red Hat Enterprise Linux from IBM System z" 40.1. Running a Different Operating System on your z/VM Guest or LPAR VI. Technical Appendices Expand section "VI. Technical Appendices" Collapse section "VI. Technical Appendices" A. An Introduction to Disk Partitions Expand section "A. An Introduction to Disk Partitions" Collapse section "A. An Introduction to Disk Partitions" A.1. Hard Disk Basic Concepts Expand section "A.1. Hard Disk Basic Concepts" Collapse section "A.1. Hard Disk Basic Concepts" A.1.1. It is Not What You Write, it is How You Write It A.1.2. Partitions: Turning One Drive Into Many A.1.3. Partitions Within Partitions — An Overview of Extended Partitions A.1.4. GUID Partition Table (GPT) A.1.5. Making Room For Red Hat Enterprise Linux Expand section "A.1.5. Making Room For Red Hat Enterprise Linux" Collapse section "A.1.5. Making Room For Red Hat Enterprise Linux" A.1.5.1. Using Unpartitioned Free Space A.1.5.2. Using Space from an Unused Partition A.1.5.3. Using Free Space from an Active Partition Expand section "A.1.5.3. Using Free Space from an Active Partition" Collapse section "A.1.5.3. Using Free Space from an Active Partition" A.1.5.3.1. Compress existing data A.1.5.3.2. Resize the existing partition A.1.5.3.3. Create new partition(s) A.1.6. Partition Naming Scheme A.1.7. Disk Partitions and Other Operating Systems A.1.8. Disk Partitions and Mount Points A.1.9. How Many Partitions? B. iSCSI Disks Expand section "B. iSCSI Disks" Collapse section "B. iSCSI Disks" B.1. iSCSI Disks in anaconda B.2. iSCSI Disks During Start Up C. Disk Encryption Expand section "C. Disk Encryption" Collapse section "C. Disk Encryption" C.1. What is Block Device Encryption? C.2. Encrypting Block Devices Using dm-crypt/LUKS6tit Expand section "C.2. Encrypting Block Devices Using dm-crypt/LUKS6tit" Collapse section "C.2. Encrypting Block Devices Using dm-crypt/LUKS6tit" C.2.1. Overview of LUKS C.2.2. How Will I Access the Encrypted Devices After Installation? (System Startup) C.2.3. Choosing a Good Passphrase C.3. Creating Encrypted Block Devices in Anaconda Expand section "C.3. Creating Encrypted Block Devices in Anaconda" Collapse section "C.3. Creating Encrypted Block Devices in Anaconda" C.3.1. What Kinds of Block Devices Can Be Encrypted? C.3.2. Saving Passphrases C.3.3. Creating and Saving Backup Passphrases C.4. Creating Encrypted Block Devices on the Installed System After Installation Expand section "C.4. Creating Encrypted Block Devices on the Installed System After Installation " Collapse section "C.4. Creating Encrypted Block Devices on the Installed System After Installation " C.4.1. Create the Block Devices C.4.2. Optional: Fill the Device with Random Data C.4.3. Format the Device as a dm-crypt/LUKS Encrypted Device C.4.4. Create a Mapping to Allow Access to the Device's Decrypted Contents C.4.5. Create File Systems on the Mapped Device or Continue to Build Complex Storage Structures Using the Mapped Device C.4.6. Add the Mapping Information to /etc/crypttab C.4.7. Add an Entry to /etc/fstab C.5. Common Post-Installation Tasks Expand section "C.5. Common Post-Installation Tasks" Collapse section "C.5. Common Post-Installation Tasks" C.5.1. Set a Randomly Generated Key as an Additional Way to Access an Encrypted Block Device Expand section "C.5.1. Set a Randomly Generated Key as an Additional Way to Access an Encrypted Block Device" Collapse section "C.5.1. Set a Randomly Generated Key as an Additional Way to Access an Encrypted Block Device" C.5.1.1. Generate a Key C.5.1.2. Add the Key to an Available Keyslot on the Encrypted Device C.5.2. Add a New Passphrase to an Existing Device C.5.3. Remove a Passphrase or Key from a Device D. Understanding LVM E. The GRUB Boot Loader Expand section "E. The GRUB Boot Loader" Collapse section "E. The GRUB Boot Loader" E.1. Boot Loaders and System Architecture E.2. GRUB Expand section "E.2. GRUB" Collapse section "E.2. GRUB" E.2.1. GRUB and the Boot Process on BIOS-based x86 Systems E.2.2. GRUB and the Boot Process on UEFI-based x86 Systems E.2.3. Features of GRUB E.3. Installing GRUB E.4. Troubleshooting GRUB E.5. GRUB Terminology Expand section "E.5. GRUB Terminology" Collapse section "E.5. GRUB Terminology" E.5.1. Device Names E.5.2. File Names and Blocklists E.5.3. The Root File System and GRUB E.6. GRUB Interfaces Expand section "E.6. GRUB Interfaces" Collapse section "E.6. GRUB Interfaces" E.6.1. Interfaces Load Order E.7. GRUB Commands E.8. GRUB Menu Configuration File Expand section "E.8. GRUB Menu Configuration File" Collapse section "E.8. GRUB Menu Configuration File" E.8.1. Configuration File Structure E.8.2. Configuration File Directives E.9. Changing Runlevels at Boot Time E.10. Additional Resources Expand section "E.10. Additional Resources" Collapse section "E.10. Additional Resources" E.10.1. Installed Documentation E.10.2. Useful Websites F. Boot Process, Init, and Shutdown Expand section "F. Boot Process, Init, and Shutdown" Collapse section "F. Boot Process, Init, and Shutdown" F.1. The Boot Process F.2. A Detailed Look at the Boot Process Expand section "F.2. A Detailed Look at the Boot Process" Collapse section "F.2. A Detailed Look at the Boot Process" F.2.1. The Firmware Interface Expand section "F.2.1. The Firmware Interface" Collapse section "F.2.1. The Firmware Interface" F.2.1.1. BIOS-based x86 Systems F.2.1.2. UEFI-based x86 Systems F.2.2. The Boot Loader Expand section "F.2.2. The Boot Loader" Collapse section "F.2.2. The Boot Loader" F.2.2.1. The GRUB boot loader for x86 systems F.2.2.2. Boot Loaders for Other Architectures F.2.3. The Kernel F.2.4. The /sbin/init Program F.2.5. Job Definitions F.3. Running Additional Programs at Boot Time F.4. SysV Init Runlevels Expand section "F.4. SysV Init Runlevels" Collapse section "F.4. SysV Init Runlevels" F.4.1. Runlevels F.4.2. Runlevel Utilities F.5. Shutting Down G. Alternatives to busybox commands H. Other Technical Documentation I. Revision History Index Legal Notice Settings Close Language: 日本語 繁體中文 简体中文 Русский Português 한국어 Italian Français Español Deutsch English Language: 日本語 繁體中文 简体中文 Русский Português 한국어 Italian Français Español Deutsch English Format: Multi-page Single-page PDF Format: Multi-page Single-page PDF Language and Page Formatting Options Language: 日本語 繁體中文 简体中文 Русский Português 한국어 Italian Français Español Deutsch English Language: 日本語 繁體中文 简体中文 Русский Português 한국어 Italian Français Español Deutsch English Format: Multi-page Single-page PDF Format: Multi-page Single-page PDF Red Hat Training A Red Hat training course is available for Red Hat Enterprise Linux 17.4. Problems After Installation 17.4.1. Unable to IPL from *NWSSTG If you are experiencing difficulties when trying to IPL from *NWSSTG, you may not have created a PReP Boot partition set as active. Previous Next