RH124 – Red Hat System Administration I

• Access the command line
• Manage files from the command line
• Get help in Red Hat Enterprise Linux
• Create, view, and edit text files
• Manage local Linux users and groups
• Control access to files with Linux file system permissions
• Monitor and manage Linux processes
• Control services and daemons
• Configure and secure OpenSSH service
• Manage Red Hat Enterprise Linux networking
• Archive and copy files between systems
• Install and update software packages
• Access Linux file systems

RH134 – Red Hat System Administration II

• Automate installation with Kickstart
• Use regular expressions with grep
• Create and Edit text files with vim
• Schedule future Linux tasks
• Manage priority of Linux processes
• Control access to files with access control lists (ACL)
• Manage SELinux security
• Connect to network-defined users and groups
• Configure systems to use central identity management services.
• Add disks, partitions, and file systems to a Linux system
• Manage logical volume management (LVM) storage
• Access networked attached storage with network file system (NFS)
• Access networked storage with SMB
• Control and troubleshoot the Red Hat Enterprise Linux boot process
• Limit network communication with firewall

RH254 – Red Hat System Administration III

• Control services and daemons.
• Manage networking.
• Configure link aggregation, bridging, teaming, and bonding.
• Configure filters with firewalls.
• Permit and reject access to network services using SELinux.
• Manage DNS servers.
• Configure SMTP email delivery.
• Provide iSCSI block storage.
• Configure NFS and SAMBA file-based storage.
• Configure MariaDB SQL database.