Duration: 14 Hours (2 Intensive Days) Focus: Web & File Services, Security Hardening, and Diagnostics
Day 1: Network Services and Security Hardening (7 Hours)
Module 1: Web and Proxy Services 🌐
- Web Server Implementation (Deploying and configuring a common web server platform, such as Apache or Nginx).
- Web Server Maintenance (Tasks involved in Maintaining a web server, including log rotation, virtual hosts, and performance tuning).
- Proxy Server Implementation (Setting up and configuring a proxy server (e.g., Squid) for caching or forwarding).
Module 2: File Sharing Services 💾
- SAMBA Server Configuration (Detailed configuration of the SAMBA Server for file and print sharing with Windows clients, including user authentication and access controls).
- NFS Server Configuration (Advanced configuration of the NFS Server for networked file sharing in Unix environments, including export options and security).
Module 3: E-Mail Services 📧
- MTA Usage (Understanding and utilizing e-mail servers (MTAs) like Postfix or Exim, including configuration basics).
- Local Delivery Management (Managing Local E-Mail Delivery—configuring mailboxes and mail filtering for local accounts).
- Remote Delivery Management (Managing Remote E-Mail Delivery—setting up relay hosts, authentication, and secure transport).
Module 4: System Security Hardening 🛡️
- Router Configuration (Conceptual understanding and basic configuration of a Linux system acting as a router (forwarding, NAT)).
- Security Tasks (Performing routine Security tasks such as auditing logs and checking for unauthorized file changes).
- Access Control (Using TCP Wrapper and similar tools to restrict network access to services).
- SSH Security (Hardening the Secure Shell (SSH) service, including key management and disabling insecure options).
- FTP Security (Securing FTP servers against common vulnerabilities and enforcing secure protocols (SFTP/FTPS)).
Day 2: Advanced System Troubleshooting (7 Hours)
Module 5: Boot Process Diagnostics 🛠️
- Identifying Boot Stages (Detailed identification of the various boot stages (BIOS, Bootloader, Kernel, Init System)).
- Bootloader Troubleshooting (Techniques for troubleshooting bootloaders (e.g., GRUB) when the system fails to start).
Module 6: General System and Resource Troubleshooting
- Resource Identification (Troubleshooting system resources—identifying bottlenecks related to CPU, memory, I/O, and disk usage).
- General Diagnostics (Applying systematic approaches to General troubleshooting of system and application failures).
Module 7: Environment Configuration Issues
- Configuration Diagnostics (Troubleshooting environment configurations—diagnosing issues related to shell variables, path settings, locale, and user profiles).