Linux For Unix Administrators

course content details

	Section 1 Linux Installation

	Pre-Installation Considerations
	Partition Considerations
	Partition Planning
	Filesystem Considerations
	Journaled Filesystems
	Installation Choices
	CD-ROM Installation
	Network Installation
	Local Hard Drive Installation
	FC Personal Desktop Class
	FC Workstation Class
	FC Server Class
	FC Custom Class
	Install Program Interface
	Installation Diagnostics
	Language Selection
	Keyboard Configuration
	Mouse Configuration
	Fedora Install Options
	Automatic Partitioning
	Partitioning with Disk Druid
	Installing a Boot Loader
	Network Configuration
	Firewall Configuration
	Language Support Selection
	Root Password Configuration
	Time Zone Configuration
	Package Group Selection
	Installing Packages
	Video Card Configuration
	Monitor Configuration
	Finalizing GUI Configuration
	Fedora Create A Boot Disk?
	Install Finished
	Firstboot
	Authentication Configuration
	Lab 1.1 - Installation - Perform a GUI network NFS based workstation install

	Section 2 Post-Install System Configuration

	Configuration Utilities
	Red Hat Configuration Files
	Network Services
	Kudzu
	Configuring New Hardware
	Configuring Kernel via /proc
	Managing Software
	RPM Features, Architecture, and Package Files
	Working With RPMs
	Package Dependencies
	Querying and Verifying with rpm
	Common UNIX Printing System
	Defining a Printer
	Kickstart
	Creating Kickstart Files
	Using Kickstart files
	Lab 2.1 - Post-Install Config
	- Enable the Magic-SysReq key
	- Enable the Magic-SysReq key
	- Use (redhat\|system)-config-proc to disable ICMP broadcast
	- Answer some questions about the system using RPM queries
	- Install zsh using RPM
	- Troubleshoot and repair a package using RPM verification
	- Upgrade the kernel using RPM
	- Setup print queues using CUPS using: (redhat\|system)-config-printer, lpadmin, and the CUPS web interface
	-Modify a kickstart file using a text editor
	-Create a kickstart file using ksconfig
	-Start an install using a pre made kickstart file

	Section 3 Boot Process and SysV Init

	Booting Linux on PCs
	GRUB Configuration
	Kernel Boot Parameters
	/sbin/init
	System init Styles
	/etc/inittab
	rc.sysinit
	/etc/init.d and /etc/rcX.d
	rc
	Typical SysV Init Script
	The rc.local file
	Managing Daemons
	Controlling Startup Services
	Shutdown and Reboot
	Lab 3.1 - Boot Process
	- Modify the lilo.conf creating a new stanza that passes kernel parameters
	- Explore the GRUB interface
	- Attach to the /boot filesystem and display the contents of the grub/grub.conf file
	- Set a GRUB password

	Section 4 User/Group Administration and NFS

	User Private Group Scheme
	User Administration
	Modifying Accounts
	Group Administration
	Password Aging
	Default User Files
	Controlling Logins
	PAM, PAM Services, and PAM Control Statements
	su, Wheel, and sudo
	DS Client Configuration
	NFS Server Configuration and NFS Clients
	Automounting Filesystems
	Lab 4.1 - User Admin
	- Learn to customize /etc/skel
	- Practice setting up wheel group behavior for su
	- Learn to add new users and manage password aging
	- Configure a project directory to take advantage of the user private group scheme
	- Configure autofs to access an NFS export
	- Configure NIS client as part of the EXAMPLE.COM domain
	- Configure autofs to mount home directories
	- Switch to using LDAP for authentication
	- Setup an NFS server and export directories

	Section 5 Filesystem Administration

	Partition Tables
	File System Creation
	Mounting File Systems
	Filesystem Maintenance
	Persistent Block Devices
	Using devlabel
	Resizing Filesystems
	File Deletion and Undeletion
	Swap
	Disk Usage
	Configuring Disk Quotas
	Checking Disk Quotas
	Filesystem Attributes
	File Access Control Lists
	Manipulating FACLs
	Viewing FACLs
	Backing Up FACLs
	Backup Hardware
	Tape Libraries
	Backup Software
	Backup Examples
	Lab 5.1 - Filesystem Admin
	- Create and activate additional swap space
	- Configure and test disk quotas on the /tmp filesystem
	- Backup files using tar and cpio over ssh
	- Backup files using rsync over ssh
	- Backup and restore files with dump and restore
	- Create and test an ISO9660 image

	Section 6 LVM and RAID

	Logical Volume Management
	Implementing LVMs
	Manipulating LVMs
	Advanced LVM Concepts
	RAID Usage
	Lab 6.1 - RAID and LVM
	- Use command line tools to partition free space
	- Configure software RAID
	- Partition the drive and create LVM Physical Volumes
	- Create a LVM Volume Group and Logical Volume to hold website content
	- Verify the operation of LVM snapshots
	- Extend and grow the Logical Volume and the ext3 filesystem

	Section 7 Task Automation & Process Accounting

	Automating Tasks
	at Access Control
	crontab
	/etc/cron.* Directories
	anacron
	Viewing Processes
	Managing Processes
	System Logging
	/etc/syslog.conf
	Log Management
	Log Anomaly Detector
	Process Accounting
	Using Process Accounting
	Limiting System Resources
	System Status ? Memory, I/O, and, CPU sar
	Lab 7.1 - Cron & Process Admin
	- Create and edit user cron jobs
	- Add a system-wide cron task to /etc/cron.hourly
	- Install and configure process accounting
	- Enable and set process limits

	Section 8 Client Networking

	Linux Network Interfaces
	Runtime configuration change
	Configuring Routing Tables
	Advanced Configuration
	Starting and Stopping Interfaces
	Virtual IP Interfaces
	Enabling IPv6
	Interface Bonding
	802.1q VLANS
	Network Profiles and ifup
	IP Stack Configuration
	DNS Clients
	DHCP Clients
	dhcpd.conf Syntax
	Red Hat Configuration Tools
	Network Diagnostics
	Lab 8.1 - Client Networking
	- Enable static configuration of eth0
	- Configure a virtual interface eth0:1 and verify connectivity through the new interface
	- Enable and test IPv6
	- Verify Link-Local IPv6 Connectivity
	- Configure and Test Site-Local Connectivity

	Section 9 The X Window System

	XFree86 / X.org
	Configuring X
	X Fonts
	Using Fonts
	Display Manager Selection
	XDMCP
	Specialized X Servers
	Starting X Apps Automatically
	Lab 9.1 ? X
	- Change the display manager to gdm
	- Enable XDMCP to support remote desktop login
	- Configure VNC to accept incoming connections
	- Launch a program by creating a script in the /etc/X11/xinit/xinitrc.d/ directory
	- Secure XFree86 for use in a public kiosk
	- Test and verify that the special key sequences are disabled

	Section 10 Security Concepts

	Tightening Default Security
	Staying Current
	Using up2date
	Security Advisories
	inetd / xinetd
	Xinetd Features
	TCP Wrappers
	hosts.allow & hosts.deny
	hosts.* Syntax Shortcuts
	Basic Firewall Activation
	Stateful Packet Filter: iptables
	iptables Concepts
	Using iptables
	iptables: A More Secure Approach
	Lab 10.1 - Security Lab
	- Examine current system
	- Configure Xinetd to provide a variety of limits for connecting to services
	- Configure a sensor to log connection attempts
	- Use TCP Wrappers to secure various services
	- Use the Netfilter system of the Linux kernel to apply stateful packet filtering to the host

	Section 11 Linux Kernel Compilation

	Why Compile?
	Getting Kernel Source
	Preparing to Compile
	Configuring the Kernel
	General Options
	Disk Configuration
	Network Configuration
	Expansion Port Configuration
	Multimedia Configuration
	Kernel Documentation
	RH 2.4 Kernel Extensions
	Compiling the Kernel
	Compile and Install Modules
	Installing the Kernel
	Tips and Tricks
	Lab 11.1 - Kernel Compilation
	- Compile and install a custom Linux kernel.

	Section 12 DNS Concepts

	Naming Services and A Better Way
	The Domain Name Space
	Delegation and Zones
	Server Roles
	Resolving Names and IP Addresses
	BIND Administration
	rndc key configuration
	Configuring the Resolver
	Testing Resolution
	Lab 12.1 - Configure BIND
	- Install the BIND name server on the system and configure it to act as a slave for the example.com
	and the 0.100.10.in-addr.arpa classroom domains
	- Configure the name server to support the rndc command.

	Section 13 Configuring Bind

	BIND Configuration Files
	named.conf Syntax and Options Block
	Creating a Site-Wide Cache
	Zones In named.conf
	Zone Database File Syntax
	SOA - Start of Authority
	A -Address / PTR-Pointer
	NS - Name Server
	CNAME -Alias / MX-Mail Host
	Abbreviations and Shortcuts
	$GENERATE
	Lab 13.1 - Configure BIND
	- Configure the name server as the primary master name server for a new exampleX.com domain
	and it's corresponding id-addr.arpa domain

	Section 14 OpenLDAP Servers