Linux Training : Red Hat System Administration III<br>(Networking and Security Operations)

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Linux Training Overview

This course will teach the commands and methods needed to setup and manage advanced networking, security, and performance management on a RHEL 6 system. The course will also use a problem solving approach in the lab exercises to teach system administrators advanced topics, for long-term mangement of the system.

This course is the equivalent to Red Hat course 254, is used for preparation for the RHCE certification examination.

Systems: Red Hat Enterprise Linux Version 6 (all update levels).

Linux Training Prerequisites

It is assumed that the participant has successfully completed the Red Hat System Administration I (RH 124) and Red Hat System Administration II (RH 134) courses, or has equivalent system time as a user and a working systems administrator.

Linux Training Course duration

This course normally requires four (4) days, approximately 60% lecture, and 40% lab time.

Linux Training Course Objectives

On completion of this course, a systems administrator should be able to install, update, and boot the RHEL 6 operating system; setup a RHEL 6 system to act as a: DNS server (and client), VSFTPD server, Apache web server, email server, SAMBA host. Topics covering basic encryption, performance management tools, and usage of PAM will also be covered.

Linux Training Course outline

Advanced RHEL 6 Networking Features

automated network attributes setup
network address types
network information files
controlling telnet services
controlling trusted host services
TCP Wrappers
rsyslog (and remote logging)
logwatch

Domain Name System (DNS) Server / Client Setup

reasons for DNS
DNS layout and overview
FQDN (fully qualified domain (host) name)
DNS server types
name resolution
primary name server setup
secondary and caching-only name server setup
testing a primary name server
resolver host setup
controlling named (via rndc)

RHEL 6 Server Setups

SAMBA / CIFS
- SAMBA / CIFS overview
- basic SAMBA / CIFS server installation
- accessing SAMBA / CIFS server shared files
- SAMBA / CIFS shared printer setup and access
sendmail / postfix
- mail components
- daemons
- changing configuration files
web server
- Apache Web Server packages
- configuration files changes
- virtual hosts
- secure hosts
ftp
ftp servers overview
vsftpd setup and security

RHEL 6 Server Setups

NFS
- NFS server setup
- NFS client
- automounter
DHCP
- DHCP client setup
- DHCP server setup

RHEL 6 Security

Unix types
Administrator responsibilities
Basic security considerations
Types of security and attacks
Reacting to a security problem
PAM (Pluggable Authentication Modules)
GnuPG setup and control
IPTABLES (Netfilter firewall)
Data encryption in RHEL6 (files and filesystems) SSH
Using SSH tunnels for secure
GRUB level security (boot files)

Administrator Level BASH Shell Scripting

rules for writing shell scripts
targeted procedures
- file systems
- system logging
- package management
- process control and monitoring
- documentation formatting

Please contact your training representative for more details on having this course delivered onsite or online

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