Learning CentOS Linux

Learn how to install CentOS, perform common admin tasks from the command line, and get popular services up and running.

Introduction

• Learning CentOS
• What is CentOS?
• What you should know

1. Getting Started

• Installation options
• Installing CentOS on a virtual machine
• Creating installation media
• Installing CentOS on a physical machine

2. Basic Administration

• The Linux file system and the Filesystem Hierarchy Standard
• Configuring the network for a CentOS server
• Configuring the network manually
• Configuring the network with NetworkManager
• Setting the hostname
• Connecting to the system remotely with Secure Shell (SSH)
• Adding an administrative user with SSH access
• Adding a key to a user for SSH access
• Transferring files to and from the server
• File permissions
• Working with users and groups
• Installing and updating software
• Installing packages by group
• Installing packages from other sources

3. Working with Security-Enhanced Linux (SELinux)

• Introducing SELinux
• Access control mechanisms and policies
• Working with SELinux
• Disabling SELinux

4. Working with Common Services and Applications

• Service management
• Setting up the firewall using firewalld
• Setting up a web server
• Sharing user home folders with Samba
• Creating a group file share with Samba
• Mounting a Samba share on CentOS

5. Using a Desktop

• Setting up a desktop environment
• Exploring the desktop environment
• Allowing screen-sharing access with VNC

6. Troubleshooting

• The startup process
• Exploring the logs
• Checking and managing system resources

Conclusion

• Next Steps