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Red Hat Enterprise Linux 3 and CentOS 3 Installation

This article provides a pictorial guide for performing a default installation of Red Hat Enterprise Linux 3 and CentOS 3.

  1. Boot from the CD or DVD. At the boot screen, press the "Enter" key.


  2. Press the "tab" key to move focus to the "Skip" key, then press the "Enter" key to continue.

    Test Media

  3. On the "Welcome" screen, click the "Next" button.


  4. Select the appropriate language, then click the "Next" button.


  5. Select the relevant keyboard setting, then click the "Next" button.


  6. Select your preferred mouse configuration, then click the "Next" button.


  7. Allow the installer to automatically partition the disk by clicking on the "Next" button.

    Disk Partitioning

  8. Click the "OK" button on the subsequent warning dialog.

    Disk Partitioning Warning

  9. To remove all existing partitions, click the "Next" button.

    Automatic Partitioning

  10. Click the "OK" button on the subsequent warning dialog.

    Automatic Partitioning Warning

  11. The installer will list the default partitioning scheme for your size disk.

    Disk Setup

    The following screen shots show the actions I take for small test installations

  12. Edit the "/boot" partition, setting it to "150M" and "Fixed sizbr /e", then click the "Next" button.

    Disk Setup Boot

  13. Edit the "/root" partition, setting it to "Fill to maximum allowable size" and "Force to be primary partition", then click the "Next" button.

    Disk Setup Root

  14. Edit the "swap" partition, setting it to "2048M" and "Fixed size", then click the "Next" button.

    Disk Setup Swap

    If you need additional swap space, simply make this partition bigger.

  15. The partitons screen should now looks something like the following picture, then click the "Next" button.

    Disk Setup

  16. Accept the boot loader settings by clicking the "Next" button.

    Boot Loader

  17. Configure the network interface with the apropriate settings. This can be done automatically using DHCP, or manually.

    Network Configuration

  18. If you are not using DHCP, enter the appropriate IP addess and subnet mask, then click the "OK" button.

    Edit Interface

  19. If you are not using DHCP, enter the host name, gateway and DNS information, then click the "Next" button.

    Network Configuration

  20. Select the appropriate firewall configuration for your installation. For most test installations I select the "No firewall" option to prevent networking problems during setup. Click the "Next" button to proceed.


  21. Select the appropriate language support for your installation, then click the "Next" button.

    Additional Language Support

  22. Select the relevant time zone setting by clicking on the map, or selecting it on the selection list. Click on the "Next" button to proceed.

    Time Zone

  23. Enter a root password for the server and click the "Next" button to proceed.

    Root Password

  24. Select the appropriate package groups for your installation and click the "Next" button.

    Package Installation Defaults

  25. The "Package Group Selection" screen allows you to select the required package groups, and inidividual packages within the details section. When you've made your selection, click the "Next" button.

    Package Group Selection

  26. On the "About to Install" screen, click the "Next" button.

    About To Install

  27. During the installation phase, enter the appropriate CDs as requested.

    Installing Packages

  28. Select the appropriate graphics card for your server. Usually this will default to the correct setting. Click the "Next" button to continue.

    X Configuration

  29. Select the appropriate monitor, or a generic equivalent, then click the "Next" button.

    Monitor Configuration

  30. Select the appropriate screen resolution for your graphics card and monitor, then click the "Next" button.

    Custom Graphics Configuration

  31. Click the "Exit" button to complete the installation.


  32. On the "Welcome" screen, click the "Next" button.


  33. Accept the license agreement and click the "Next" button.

    License Agreement

  34. Adjust the Date and Time settings if necessary, and click the "Next" Button.

    Date Time

  35. Create an additional system user if required, and click the "Next" button.

    User Account

  36. If you chose not to define an additional system user, click the "Continue" button on the resulting warning dialog.

    User Account Warning

  37. Decide if you wish to register th system with Red Hat Network, and click the "Next" button.

    Red Hat Network

  38. On the "Additional CDs" screen, click the "Next" button.

    Additional CDs

  39. On the "Finish Setup" screen, click the "Next" button.

    Finish Setup

  40. Once the system has rebooted, you are presented with the login screen.


  41. Once logged in, you are ready to use the desktop.


For more information see.

Hope this helps. Regards Tim...

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