Certification Linux Red Hat Administrateur Système (RHCSA)

Red Hat Enterprise Linux (RHEL) is the leading open-source platform powering modern data centers, offering a robust and adaptable solution for evolving business IT needs. With over 90% of Fortune 500 companies, spanning industries like aviation, healthcare, telecommunications, and finance, relying on Red Hat solutions, mastering core system administration skills in a Red Hat Linux environment is essential for IT professionals seeking career advancement.

This Red Hat Certified System Administrator (RHCSA) certification program equips you with the fundamental knowledge and practical skills to excel in RHEL environments. Here's a breakdown of the key modules:

• Module 1: Lab Environment Setup & RHEL History: Learn to provision a practical lab environment for hands-on exercises and gain an understanding of the historical development of Red Hat Enterprise Linux.

• Module 2: Lab Environment Deployment: Master the creation and configuration of a lab environment, including:

  • Installing and deploying Proxmox VE hypervisor.
  • Creating and configuring virtual machines using ISO images.
  • Deploying Rocky Linux on virtual machines.

• Module 3: NTP (Network Time Protocol) Configuration: Implement and manage accurate time synchronization using NTP. You'll learn to:

  • Introduce NTP services.
  • Install and configure NTP services.
  • Configure the Chrony NTP server.
  • Configure the Chrony client.
  • Set time and date.

• Module 4: LDAP (Lightweight Directory Access Protocol) Configuration: Implement authentication and user management with LDAP. You'll cover:

  • Introducing authentication services.
  • Installing and preparing the LDAP server.
  • Configuring the LDAP server.
  • Configuring the LDAP database.
  • Creating LDAP users.
  • Installing and configuring an LDAP client.

• Module 5: Network Services Configuration: Configure and manage network services within RHEL. Topics include:

  • Introducing network services.
  • Naming network devices.
  • Configuring IPv4 addresses and subnet masks.
  • Configuring the firewalld firewall for packet filtering.
  • Creating and configuring firewalld zones.
  • Configuring firewalld zones for NAT and rich rules.
  • Creating static IPv4 routes.

• Module 6: Database Services Configuration (MariaDB): Manage and administer MariaDB databases. You'll learn to:

  • Introduce MariaDB database services.
  • Configure SELinux boolean settings for MariaDB.
  • Create MariaDB databases and tables.
  • Execute SQL queries.
  • Create and restore the MariaDB root password.
  • Create logical database backups.
  • Restore logical database backups.

• Module 7: DNS (Domain Name System) Configuration: Manage DNS services for domain name resolution. Learn to:

  • Introduce DNS services.
  • Install and configure DNS packages.
  • Understand the BIND configuration file.
  • Understand BIND zone files.
  • Configure a local caching DNS server.
  • Use the dig utility for DNS record resolution.

• Module 8: NFS (Network File System) Configuration: Share files and directories across a network using NFS. You'll cover:

  • Introducing NFS sharing services.
  • Installing and configuring NFS services.
  • Configuring SELinux boolean settings for NFS.
  • Configuring NFS network shares for specific clients.
  • Mounting a simple NFS share.
  • Creating an NFS share for group collaboration.

• Module 9: SAMBA (SMB) File Sharing Configuration: Implement file sharing using the SMB/CIFS protocol. Learn to:

  • Introduce SMB services.
  • Install and configure SMB services.
  • Configure SELinux boolean settings for SMB.
  • Study global SAMBA service options.
  • Understand SAMBA share configuration definitions.
  • Create a public SMB share.
  • Configure SMB network shares for specific clients.
  • Create an identity file for automatic mounting.
  • Create an SMB share for group collaboration.

• Module 10: SMTP (Simple Mail Transfer Protocol) Configuration: Set up and manage email services using SMTP. You'll learn to:

  • Introduce SMTP email services.
  • Install and configure Postfix services.
  • Configure SELinux boolean settings for SMTP.
  • Configure a local mail