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LINUX SYSTEM ADMINISTRATION
| Course Description |
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Learn and practice essential Linux system administration tasks. This course is not specific to a particular Linux distribution and presents information about using Linux in a commercial environment.
Course Length: 4 Days
Course Tuition: $1390 (US)
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| Prerequisites |
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| Linux Fundamentals, installation, configuration, and some system administration experience recommended.
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• Overview of System Administration
A System Administrator's Responsibilities
A Brief History of UNIX
Linux
Linux Distributions
Navigating the Documentation
• User Administration
What is a "user" in Linux?
The /etc/passwd File
Groups
The /etc/group File
Passwords
The /etc/shadow File
Adding Users
Deleting Users
Modifying User Attributes
The Login Process
/etc/profile and .profile
Communicating With Users: /etc/issue
Communicating With Users: The Wall Command
• File System Basics
The Hierarchy
Files
Directories
Special Files
Character and Block Devices
The/dev Directory
Links
Symbolic Links
A File System Tour
The df Command
The du Command
The find Command
• Advanced File System Concepts
The Virtual File System
The Physical File System
The Inode Table
File Storage in Disk Blocks
The Superblock
Linux File Attributes
• Disk Management
Partitions and File Systems
Making a File System
The mkfs Command
The mount Command
Sharing File Systems
The fstab File
The fsck Command
The lost+found Directory
The fdisk Command
• Backups
Backup Strategies
Backup Tools
The tar Command
The cpio Command
The dump Command
Network Backup Strategies
• Linux Processes
Overview of Processes
Process Space
Process Table
The fork/exec Mechanism
The ps Command
The /proc File System
Background Processes
The kill Command
Scheduling Jobs
The cron Daemon
The at Command
The crontab Command
Format of cron Files
Access to Scheduling Facilities
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• System Startup and Shutdown
Overview of the Bootup Sequence
LILO
The lilo.conf File
The init Daemon
/etc/inittab
The init Command
The rc Scripts
Single-User Mode
The shutdown Command
• Linux System Security
Security Overview
Physical Security
Account Security
SUID and SGID Settings
File and Directory Permissions
Software Security
Securing a Network Server
Firewalls
• Performance Monitoring and Tuning
Performance Issues
Methods of Improving Performance
Swapping and Paging
Managing Swap Space
The top Command
The vmstat Command
The strace Command
• Networking Utilities
Basic Network Needs
IP Addresses
The /etc/hosts File
DNS
The nslookup Command
Subnets
Telnet
FTP
Ping
• Configuring TCP/IP
Network Interfaces
The ifconfig Command
TCP/IP and Ports
The /etc/services File
The inetd Daemon
The /etc/inetd.conf File
Network Startup
The netstat Command
The route Command
The traceroute Command
• The Print System
Printing Overview
Adding a Printer
The lpd Daemon
The /etc/printcap File
The lpr, lpq, and lprm Commands
The lpc Command
Network Printers
Interfaces and Filters
• Package Management
Software Installation and Management
The rpm Command
Installing and Upgrading Software With rpm
Removing Packages
The rpm Database
Building Software From Source
• Server Configuration and Management
Standard Network Services
File and Print Sharing
Samba
The Apache Web Server
Managing FTP
Internet Mail Service
Managing a DNS Server
• Overview of NIS
What is NIS?
Why Use NIS?
NIS Design and Implementation
NIS Maps
Configuring NIS
Download a detailed course outline (PDF)
Contact us for course schedules or more
information.
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