Difference between revisions of "RHEL 5 Essentials"

1. About RHEL 5 Essentials
   
   
2. Installing RHEL 5 on a Clean Disk Drive
   • Obtaining the Red Hat Enterprise Linux Installation Media
   • Installing Red Hat Enterprise Linux
   • Partitioning a Disk for RHEL
   • Configuring Networking Settings
   • Timezone and the Root Password
   • Package Selection
   • The Physical Installation
   • Final Configuration Steps
     
     
3. Performing an RHEL 5 Network Installation
   • RHEL Network Installation Requirements
   • Obtaining a Network Boot Image
   • Configuring the Network Installation
   • Starting the Red hat Enterprise Linux 5 Network Installation
     
     
4. Installing RHEL 5 with Windows in Dual Boot Environment
   • Partition Resizing
   • Shrinking a Windows XP Partition
   • Choosing an Operating System at Boot Time
   • Editing the RHEL Boot Menu
   • Accessing the Windows Partition from RHEL
     
     
5. Allocating a Windows Disk Partition to RHEL 5
   • Deleting the Windows Partition from the Disk
   • Formatting the Unallocated Disk Partition
   • Editing the Boot Menu
   • Mounting the New Partition
     
     
6. Logging into the RHEL 5 GNOME Desktop
   • Configuring RHEL 5 GNOME Screen Resolution and Multiple Monitors
   • Configuring the RHEL Display Resolution
   • Configuring Multiple Monitors
     
     
7. A Guided Tour of the RHEL 5 GNOME Desktop
   • The RHEL 5 GNOME Desktop
   • The Desktop Background
   • The Desktop Panels
     
     
8. Configuring the RHEL 5 GNOME Desktop Background
   • Changing the RHEL 5 GNOME Desktop Background
   • Selecting a Background from the Wallpaper List
   • Creating a Solid or Graded Background
   • Specifying a Background Image
     
     
9. Installing and Customizing RHEL 5 Desktop Themes
   • What is a Desktop Theme?
   • Changing the RHEL 5 Desktop Theme
   • Downloading and Installing a Theme
   • Creating a Custom RHEL Theme Package
     
     
10. Configuring RHEL 5 Desktop Fonts
    • Font Options on RHEL
    • Changing Font Settings
    • Font Rendering Settings
    • RHEL Advanced Font Rendering
    • Accessing the System Font Folder
      
      
11. Configuring the RHEL 5 GNOME Desktop Panels
    • What are Desktop Panels
    • Changing the Position of a Panel
    • Adding and Deleting Desktop Panels
    • Changing the Appearance of a Desktop Panel
    • Adding Items to a RHEL 5 GNOME Desktop Panel
    • Adding Menus to a Panel
    • Changing the Number of RHEL Desktop Workspaces
      
      
12. Configuring the RHEL 5 Desktop Menu System
    • Customizing an RHEL Desktop Menu
    • Moving Menu Items
    • Adding and Deleting a Menu Item
      
      
13. Browsing My Computer, Files and Folders on the RHEL 5 Desktop
    • Accessing Nautilus
    • Nautilus and the Computer Icon
    • Adding Emblems to Files and Folders
    • Changing File and Folder Permissions
    • Renaming and Deleting Files and Folders
      
      
14. Configuring the RHEL 5 File Manager
    • Displaying Icons or Lists
    • Configuring the List View
    • Configuring the Icon View
      
      
15. RHEL 5 Desktop Startup Programs and Session Configuration
    • Session Managed and Non-Session Managed Programs
    • Understanding Sessions
    • Creating a New Session
    • Configuring Session Preferences
    • Configuring the Current Session
    • Configuring Startup Programs
      
      
16. RHEL 5 Desktop Keyboard Shortcuts
    • Viewing Keyboard Shortcuts
    • Changing a Shortcut
    • Disabling a Keyboard Shortcut
      
      
17. Managing RHEL 5 Users and Groups
    • Adding a New User to am RHEL System
    • Editing the Properties of a User
    • Deleting a User from an RHEL System
    • Adding a New Group to an RHEL System
    • Modifying an RHEL Group
    • Deleting a Group from an RHEL System
      
      
18. Configuring RHEL 5 Runlevels and Services
    • Understanding RHEL Runlevels
    • Understanding RHEL Services
    • RHEL Runlevels Descriptions
    • Configuring the Default RHEL Runlevel
    • Changing the Current Runlevel from within a Running RHEL System
    • Identifying Services that Start at Each Runlevel
    • Changing the Services for a Runlevel
      
      
19. Basic RHEL 5 Firewall Configuration
    • Configuring a Basic RHEL 5 Firewall
    • Enabling and Disabling the Firewall
    • Configuring Firewall Port Settings
    • Configuring Other Ports
    • Firewall Configuration from a Terminal using lokkit
    • Masquerading
      
      
20. Remote Access to the RHEL 5 Desktop
    • Installing Remote Desktop Support
    • Activating Remote Desktop Access
    • Secure and Insecure Remote Desktop Access
    • Firewall Configuration
    • Accessing a Remote RHEL Desktop using vncviewer
    • Accessing a Remote RHEL Desktop from a Windows System
    • Establishing a Secure Remote Desktop Session
    • Establishing a Secure Remote Desktop Session from a Windows System
    • Creating Additional Desktops
    • Shutting Down a Desktop Session
    • Configuring the Remote Desktop Environment
      
      
21. Configuring RHEL 5 Remote Access using SSH
    • Installing SSH on an RHEL System
    • Configuring the RHEL Firewall to Allow SSH Connections
    • Using SSH on RHEL
    • Copying files using SSH
    • Disabling the SSH Server
      
      
22. Displaying RHEL 5 Applications Remotely (X11 Forwarding)
    • Requirements for Remotely Displaying RHEL Applications
    • Remotely Displaying an RHEL Application
    • Trusted X11 Forwarding
    • Compressed X11 Forwarding
      
      
23. Using NFS to Share RHEL 5 Folders with Remote Linux and UNIX Systems
    • Ensuring NFS Services are Running on RHEL 5
    • Configuring the RHEL Firewall to Allow NFS Traffic
    • Specifying the Folders to be Shared
    • Accessing Shared RHEL Folders
    • Mounting an NFS Filesystem on RHEL System Startup
    • Unmounting an NFS Mount Point
      
      
24. Sharing Files Between RHEL 5 and Windows Systems with Samba
    • Samba and Samba Client
    • Installing Samba on an RHEL System
    • Starting the Samba Service on RHEL
    • Configuring the RHEL Firewall to Enable Samba
    • Configuring Samba Users and Resource Sharing
    • Accessing Windows Shares from RHEL
      
      
25. Configuring an RHEL 5 Based Web Server
    • Requirements for Configuring an RHEL 5 Web Server
    • Installing the Apache Web Server on RHEL
    • Starting the Apache Web Server
    • Testing the Web Server
    • Configuring the Apache Web Server for Your Domain
    • Web Server and Firewall Issues
      
      
26. Configuring an RHEL 5 Postfix Email Server
    • The structure of the Email System
    • Mail User Agent
    • Mail Transfer Agent
    • Mail Delivery Agent
    • SMTP
    • Configuring an RHEL Email System
    • Postfix Pre-Installation Steps
    • Installing Postfix on RHEL
    • Configuring Postfix
    • Starting Postfix on an RHEL System
      
      
27. Installing and Configuring RHEL 5 Xen Virtualization
    • Full Virtualization vs. Para-Virtualization
    • Checking Xen Hardware Compatibility
    • Adding the Red Hat Enterprise Linux 5 Virtualization Channel to the System
    • Preparing RHEL for Xen Virtualization
    • Building an RHEL Xen Guest System
      
      
28. Using Xen Full Virtualization to Run Windows on RHEL 5
    • Hardware Requirements for Xen-based Full Virtualization on RHEL
    • Preparing the Guest OS Installation Media
    • Creating the New Virtual Machine
    • Configuring Xen Virtualization Method
    • Selecting Installation Media
    • Configuring Storage
    • Configuring Network Access
    • Creating and Starting the New Xen Virtual Machine
      
      
29. Managing and Monitoring RHEL 5 based Xen Guest Systems
    • Starting and Stopping RHEL Xen Guest Systems
    • Pausing an RHEL 5 Xen Guest Operating System
    • Changing Xen Guest Operating System Settings
    • Monitoring Virtual Machine and Host Performance
      
      
30. Configuring a New RHEL 5 Xen Virtual Network
    • RHEL Xen Guest Networking Options
    • Identifying the Settings of an Existing RHEL Xen Virtual Network
    • Creating a New Xen Virtual Network on an RHEL Host
    • Assigning the New Virtual Bridge during Virtual Machine Creation
    • Changing an Existing Virtual Machine to Use a new Virtual Network
      
      
31. Managing Xen on RHEL 5 using the xm and virsh Command-line Tools
    • xm Command-line vs virsh Shell
    • Listing Guest System Status
    • Starting a Xen Guest System
    • Connecting to a Running Xen Guest System
    • Shutting Down a Guest System
    • Pausing and Resuming a Guest System
    • Suspending and Resuming an RHEL Guest OS
    • Saving and Restoring Xen Guest Systems
    • Rebooting a Guest System
    • Configuring the Memory Assigned to a Xen Guest OS
    • Migrating a Domain to a Different Host
      
      
32. Installing KVM Virtualization on RHEL 5
    • KVM Hardware Requirements
    • 32-bit Support for KVM on RHEL 5
    • Adding the Red Hat Enterprise Linux 5 Virtualization Channel to the System
    • Preparing RHEL for KVM Virtualization
    • Verifying the KVM Installation
      
      
33. Creating an RHEL 5 KVM Networked Bridge Interface
    • RHEL 5 Virtual Networks and Network Bridges
    • Creating a Network Bridge
    • Configuring an RHEL 5 Firewall for a Network Bridge
    • Configuring a Virtual Machine to use the Network Bridge
      
      
34. Creating an RHEL 5 KVM Virtual Machine
    • Starting the Virtual Machine Manager
    • Creating the New RHEL 5 based KVM Virtual Machine
    • Configuring the Installation Method
    • Configuring the KVM Virtual Storage
    • Configuring KVM Network Settings
    • Configuring KVM Virtual Machine Memory and CPU Settings
    • Starting the New KVM Virtual Machine
      
      
35. Creating Xen and KVM RHEL 5 Virtual Machines from the Command-line (virt-install and virsh)
    • Running virt-install to build the KVM or Xen Guest System
    • An Example RHEL 5 virt-install Command
    • Starting and Stopping a Virtual Machine from the Command Line
    • Creating a Virtual Machine from a Configuration File
      
      
36. Managing and Monitoring RHEL 5 based KVM Guest Systems
    • Starting and Stopping RHEL based KVM Guest Systems
    • Pausing a KVM Guest Operating System
    • Changing KVM Virtual Guest System Settings
    • Monitoring Virtual Machine Performance
    • Monitoring Host Performance
      
      
37. Adding a New Disk Drive to an RHEL 5 System
    • Mounted File Systems vs. Logical Volumes
    • Getting Started
    • Finding the New Hard Drive in RHEL 5
    • Creating Linux Partitions
    • Creating a File System on an RHEL Disk Partition
    • Mounting a File System
    • Configuring RHEL 5 to Automatically Mount a File System
      
      
38. Adding a New Disk to an RHEL 5 Volume Group and Logical Volume
    • An Overview of Logical Volume Management (LVM)
    • Volume Group (VG)
    • Physical Volume (PV)
    • Logical Volume (LV)
    • Physical Extent (PE)
    • Logical Extent (LE)
    • Getting Information about Logical Volumes
    • Adding Additional Space to an RHEL Volume Group from the Command Line
      
      
39. Adding and Managing RHEL 5 Swap Space
    • What is Swap Space?
    • Recommended Swap Space for RHEL 5
    • Identifying Current Swap Space Usage
    • Adding a Swap File to an RHEL System
    • Adding Swap to an RHEL LVM Swap Volume
    • Adding Swap Space to the Volume Group

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