Red Hat Linux // EX300

Red Hat Certified Engineer (RHCE) Exam

Red Hat Certified Engineer Exam

Course Description

The Red Hat Certified Engineer exam is a performance-based evaluation of Red Hat Enterprise Linux system administration skills and knowledge. Candidates perform a number of routine system administration tasks and are evaluated on whether they have met specific objective criteria. Performance-based testing means that candidates must perform tasks similar to what they must perform on the job.

Audience

RHCEs who were certified on RHEL3, RHEL4 or RHEL5 and are looking to recertify Students who have earned their RHCT or RHCSA certification

Prerequisites

System Administration III (RH255/254) 
Current RHCSAs
Linux IT professionals that can demonstrate the competencies needed to earn an RHCE, but have not taken the RHCE
Solaris Administrators with greater than 3 years experience

What You Will Learn

RHCE exam Candidates should consult the RHCSA Exam Objectives document and be capable of RHCSA-level tasks, as many among these are required in order to meet RHCE exam objectives.

Course Outline

  • ​Diagnose and correct boot failures arising from bootloader, module, and filesystem errors
  • Use the rescue environment to recover unbootable systems
  • Diagnose and correct problems with network services
  • Diagnose and correct problems where SELinux contexts or booleans are interfering with proper operation
  • Produce and deliver reports on system utilization (processor, memory, disk, and network)
  • Use bash shell scripting to automate system maintenance tasks
  • Install the packages needed to provide the service
  • Configure SELinux to support the service
  • Configure the service to start when the system is booted
  • Configure the service for basic operation
  • Configure host-based and user-based security for the service
  • Services to be configured (with *additions* to above tasks):
  • HTTP/HTTPS: virtual hosting, private directories, stage a CGI script, group managed content
  • DNS: caching name server, DNS forwarding
  • FTP: anonymous-only download, anonymous "drop-box" upload (provisional)
  • NFS: share a directory to specific clients, share for group collaboration
  • SMB: share a directory to specific clients, share for group collaboration
  • SMTP: null client, outbound smarthost relay, accepting inbound
  • SSH: key-based authentication, port forwarding
  • rsyslog: remote logging
  • NTP: serve to selected clients
  • RHCEs are expected to also be able to:
  • Use /proc/sys and sysctl to modify and set kernel run-time parameters
  • Use iptables to implement packet filtering
  • Route IP traffic and use iptables for NAT
  • Establish IP static routes
  • Configure Ethernet bonding
  • Manage default user/group password policies
  • Build a simple rpm that packages a single file
  • Configure system as an iSCSI Initiator persistently mounting existing Target
  • Authenticate to an existing Kerberos V realm (provisional) create a private 
          yum repository (provisional)