Enterprise Linux 7
Systems Administration Part 3
(RH254 RHCE equivalent for RedHat, CentOS,
Oracle and Scientific Linux versions)
advanced four-day course covers the features
of Enterprise Linux 7 for those who have
attended the Part 1 and 2 Administration
course, or who already have knowledge and
experience to that level, with perhaps an
RHCSA qualification. As with all our other
courses, students have exclusive use of
deskside servers, plus additional VMware
hosted virtual machines. Topics include
Domain name Server (DNS) configuration, the
Apache web server advanced services
including connection to a MySQL (MariaDB)
database, Mail server (Postfix)
configuration, SSH server/client
configuration, iSCSI initiators and targets,
Advanced network and firewalling, BASH shell
scripting, Time synchronisation along with a
variety of troubleshooting scenarios.
course is available to be run,
fully resourced, at your site; see here for on-site
details and prices.
This course helps with the preparation for
several certifications, but is aimed mainly at
RedHat Certified System Administrator (RHCSA)
when combined with the Linux Enterprise
Administration Part 1 course. The course is
suitable for any RedHat or rebuild distribution
such as CentOS, Oracle Linux (OL) and Scientific
Our Linux courses are suitable
training for Linux LPI or RedHat
for related courses
of all courses
OBJECTIVES OF THE COURSE
To become proficient in Linux
Enterprise administration to a level required
for the RedHat RHCE exam.
DATES: This course is only available
at the client site, fully resourced. Dates
INTENSITY: About 30% of
the course is practicals, and 70% lectures
RESOURCE: Each student
will have exclusive use of a fully equipped
Dell server for the duration of the course.
Each student will be provided with a full set
of training notes, and quick reference cards
to assist with file editing and Linux
commands. A full reference for Linux resources
will also be provided in the notes.
RHCSA-level knowledge required, as provided by
the Enterprise Linux 7 Administration Part 1 and Part 2 courses.
FOLLOW UPS: First
Alternative also offers an extensive range of
Solaris courses. (On-site
at client premises only).
PRACTICALS / TAKEAWAYS:
Each student leaves the course with their own
set of training notes for the material
covered; around 120 pages per day of training.
Quick reference sheets are supplied as
|Every student who
attends this course will be issued with
a signed certificate of course
completion, which we will be happy to
"authenticate" upon future request.
SOFTWARE VERSIONS: We
currently use CentOS Linux 7.5 which is the
equivalent to RedHat 7, CentOS 7 and
TOPICS COVERED ON THE COURSE
services and daemons
Review of how to manage
services with systemctl, and the system boot
new systemd service and mount units.
Configure and manage IPv6
network interfaces. Understanding
the IPv6 address scheme.
aggregations and bridges
Configure network interface bonding,
teaming, and local network software bridges.
the command line utility nmcli to
configure with NetworkManager running.
Control network security
Control access to network
services using advanced SELinux configuration
and firewalld facilities.
Configure a secure DNS
Configure Email services
Configure Postfix to direct email
to an SMTP gateway for central delivery.
up block-based storage
Create and configure
networked iSCSI (Internet SCSI) devices
as remote disks.
Turn your Linux system into a SAN!
up file-based storage
Configure NFS file-sharing
services and SMB (SAMBA)
file shares to specified
remote systems and users.
Kerberos security with NFS and SAMBA.
Configure a MariaDB database
Create a MariaDB SQL
database.. (MariaDB is the replacement
for MySQL). Populate the database with
View and modify database data. Backup the
Provide Apache HTTPD Advanced web services
Use Apache to serveTransport
Layer Security (TLS)-enabled websites and
and deliver system performance
reports, which includes network,
disk, memory and CPU.
This section looks at
the tools available to monitor
system utilisation in both the short
and longer term.
It also examines
kernel tuneables which are
relevant to system performance.
Some performance enhancement
also discussed, although these are not
required for certification
Bash shell scripts
Write simple BASH shell scripts.
Bash conditionals and control structures
Use BASH conditional and
control statements. Use loop statements. Use
variables and functions.
Configure the BASH environment
Customising startup and using
environment variables, aliases, and functions
Comprehensive final practicals and