Red Hat System Administration III

Duration: 
4 days
Codes: 
RH254,III

Overview

  • Red Hat System Administration III (RH254) is designed for experienced Linux administrators who require networking and security administration skills. With a heavy emphasis on practical, hands-on labs, focus is placed on enhancing automation skills to securely configure, deploy, and manage network services including DNS, Apache, SMTP, and network file sharing. In addition, this course emphasizes security, including monitoring, packet filtering, access controls, and SELinux.
  • At the completion of this course, students already familiar with the Red Hat Certified Technician (RHCT)/Red Hat Certified System Administrator (RHCSA) administration skills will have exposure to all competencies tested by the RHCSA and Red Hat Certified Engineer (RHCE ) exams. Exams sold separately.

Audience

This course is recommended forsenior Linux system administrators who requires networking and security administration skills, Linux IT professionals who currently has an RHCT or RHCSA certification and is interested in earning an RHCE certification andLinux IT professionals who can demonstrate the competencies needed to earn an RHCSA.

Skills Gained

  • Enhancing user security
  • Disk management with Internet Small Computer System Interface (iSCSI)
  • System and network activity monitoring
  • Network management and packet filtering
  • Software management
  • Web service management
  • File sharing across platforms
  • Basic SMTP management

Prerequisites

  • RHCSA Rapid Track Course with exam (RH200) or the combination of Red Hat System Administration I (RH124) and Red Hat System Administration II with exam (RH135) courses
  • Equivalent experience to the RHCSA Rapid Track Course (RH200)
  • Skills required to earn an RHCT/RHCSA certification

Course Outline

Getting started with the classroom environment

  • Objective: Given a virtualized environment, begin to administrate multiple systems using prerequisite skills.

Enhance user security

  • Objective: Configure system to use Kerberos to verify credentials and grant privileges via sudo.

Bash scripting and tools

  • Objective: Automate system administration tasks utilizing Bash scripts and text-based tools.

File security with GnuPG

  • Objective: Secure files with GnuPG.

Software management

  • Objective: Use yum plug-ins to manage packages; understand the design of packages; build a simple package.

Network monitoring

  • Objective: Profile running services, then capture and analyze network traffic.

Route network traffic

  • Objective: Configure system to route traffic and customize network parameters with sysctl.

Secure network traffic

  • Objective: Secure network traffic through SSH port forwarding and iptables filtering/network address translation (NAT).

NTP server configuration

  • Objective: Configure an NTP server.

File systems and logs

  • Objective: Manage local file system integrity; monitor systems over time and system logging.

Centralized and secure storage

  • Objective: Access centralized storage (iSCSI) and encrypt file systems.

SSL-encapsulated web services

  • Objective: Understand SSL certificates and deploy an SSL-encapsulated web service.

Web server additional configuration

  • Objective: Configure a web server with virtual hosts, dynamic content, and authenticated directories.

Basic SMTP configuration

  • Objective: Configure an SMTP server for basic operation (null client, receiving mail, smarthost relay).

Caching-only DNS server

  • Objective: Understand DNS resource records and configure a caching-only name server.

File sharing with NFS

  • Objective: Configure file sharing between hosts with NFS.

File sharing with CIFS

  • Objective: Configure file and print sharing between hosts with CIFS.

File sharing with FTP

  • Objective: Configure file sharing with anonymous FTP.

Troubleshooting boot process

  • Objective: Understand the boot process and recover unbootable systems with rescue mode.

Thinking about Onsite?

If you need training for 3 or more people, you should ask us about onsite training. Putting aside the obvious location benefit, content can be customised to better meet your business objectives and more can be covered than in a public classroom. It's a cost effective option.

Submit an enquiry from any page on this site, and let us know you are interested in the requirements box, or simply mention it when we contact you.

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