RHEL (Redhat Enterprise Linux) is the best-known and most-used open source operating system. As an operating system, RHEL is software that sits underneath all of the other software on a computer, receiving requests from those programs and relaying these requests to the computer’s hardware. It’s is also one of the most secured OS.

In this course, we will be covering deep/advance areas of RHEL and provide the scenarios based configuration/examples/troubleshooting.

Below are the course content we are going to train you on:

Note: Prerequisites: RHEL Basic course

Booting process in depth

  • Different stages of booting in detail
  • Booting troubleshooting for each stages
  • Run Control scripts (rc Scripts)
  • Run Levels in detail

Kernel in depth

  • Kernel related settings and main configuration files
  • What if kernel crashes
  • Analyzing crashed kernel (core dump)
  • Kernel tuning

I/O Management

  • Disk quota
  • Access Control List (ACL)

Linux Volume Manager

  • Types of Volume manager
  • LVM in detail
  • RAID using LVM

Performance Tuning

  • CPU Tuning
  • Memory Tuning
  • I/O Tuning
  • Network Tuning
  • Health monitoring

RHEL Patching in depth

  • Managing local/remote Repository
  • REDHAT Satellite configuration
  • System update/upgrade
  • Patching Rollback (Manual/Automated)
  • What is CVE and required Remediation

Networking in depth

  • Network setting at Linux systems
  • Network bonding
  • Network traffic monitoring/analysis using TCPDump/Wireshark
  • DHCP Configuration/settings
  • DNS (Bind) Configuration/settings
  • FTP/SFTP/SAMBA Configuration/settings
  • SSH/TELNET Configuration/settings

Linux Security

  • Kerberos
  • TCP Wrappers
  • SELinux
  • PAM

 Linux Storage Systems

  • Local disks
  • NFS
  • SAN (iSCSI, Fiber Channel)

Interview Preparations/Q&A