Red Hat Enterprise Linux 7(New Features, Changes, Capabilities)
Linux Training Overview
This course presents all of the major changes introduced into Red
Hat Enterprise Linux (RHEL), version 7, organized by functional
groups. Hands-on commands and lab exercises will be a large part
of the class; every participant will have their own running server.
This course is the second preparation course for the RHCSA certification examination.
Systems: Red Hat Enterprise Linux Version 7 (all update levels)
Linux Training Prerequisites
It is assumed that the participant is familiar with Red Hat Enterprise
Linux 6, in the capacity of a user/programmer, operator, system
and/or network administrator.
Linux Training Course duration
This course normally requires two (2) days, approximately 65%
lecture with hands-on commands and 35% lab time.
Linux Training Course Objectives
Each participant will be able to use RHEL 7 new features techniques
and commands to understand the differences between previous
versions, changes in administrative operations, security considerations,
file systems, and networking.
Linux Training Course outline
Fundamentals Environment
RHEL 7 system overview
graphical environment (GNOME Classic)
BASH and Korn shell changes
interpreted languages: Python, Perl
documentation differences
man index caches
info, pinfo
wheel group in /etc/sudoers
systemd timers
Installation and Software Packaging
RHEL 7 installation (changes)
in-place upgrade from RHEL 6 to RHEL 7
subscription-manager
yum command (additions)
System Time Setup
using chrony (compared to NTP)
System Startup
GRUB 2
control file and directory locations
compilation mechanism
single user mode
forgotten root password (mode)
kernel command line keywords (changes)
systemd concepts and definitions
services, sockets
targets (compared to run-levels)
systemctl utility
journalctl utility
SysV compatability support
shutdown types (changes)
Networking
interfacing naming (changes)
control tools
Network Manager
nmtui, nmtui-edit, nmtui-hostname
nmcli
profile creation
services startups (changes)
firewalld and related tools
File Systems
partitioning tools
fdisk (changes)
partprobe (changes)
default filesystem type of xfs
xfs utilities
xfs dynamic change capabilities
using nofail option in /etc/fstab
changes in ext* file system types
LIO kernel target subsystem
targetcli tool
Miscellaneous Features
mapping of device (link) to persistent names
(GRUB) kernel option (udev.alias=1)
Pluggable Authentication Modules (PAM)
documentation (changes)
control file (changes)
UID / GID upper limit values
changes in base UID value
additional fields in file inode structure
file system caching changes
swap space requirements
changes to the /tmp directory
/tmpfiles.d control files
changes to the /run directory
Kickstart configuration (changes)
swap space requirements
teaming compared to bonding network adapters
changes to the /tmp directory
/tmpfiles.d control files
changes to the /run directory
new logging files and daemons
/etc/hostname (and related files)
hostnamectl (utility)
ncat (replaces netcat)
32-bit application support
Please contact your training representative for more details on having this course delivered onsite or online
