Linux System Administration

Training by Kore Infotech Training Centre

On-Site / Training

#06-05,Citimac Building,605A Macpherson Road,Singapore-368240 #06-05,Citimac Building,605A Macpherson Road,Singapore-368240, Tai Seng, Singapore, Singapore 368240

SGD 3,000.00

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The Linux system administration course helps you to discover the tools used by system administrators in enterprise Linux environments, and helps to install new systems with a variety of Linux distributions and configure systems with new hardware and software combinations.

This course is for the System administrators and users who already have basic exposure to Linux or another Unix operating system.The course provides Linux system administrators with all the tools and concepts needed to efficiently build and manage a production Linux infrastructure.

This course prepares you to be a Unix System Administrator.

Outline

Module 1: Introduction to Linux Distributions

Linux distributions

Module 2: Installing Linux

Obtaining Linux

Anaconda installer

Installation steps

Module 3: Linux Boot Process

Linux boot process

init process

SysV init runlevels

/etc/rc.d directory

Configure services for run levels

Xinetd service

Module 4: System Configuration

Configuring system time

Using Network Time Protocol (NTP)

System configuration files

The proc filesystem

Module 5: Package Management

Introduction to Linux package management

The rpm utility

Public Yum servers

Yum configuration

Yum utility

Module 6: Automate Tasks

Automating system tasks

Configuring cron jobs

Other cron directories and files

The crontab utility

The at and batch utilities

Module 7: User and Group Administration

User and group configuration files

Adding a user account

Modifying and deleting user accounts

Password configuration

User Manager Tools

su and sudo commands

Module 8: File Systems

Disk Partitions

Partition Table Manipulation Utilities

File System Types

Making File Systems

Mounting File Systems

The /etc/fstab File

Swap Space

Module 9: Network Configuration

Network interfaces

Network configuration files

Network interface utilities

Address Resolution Protocol (ARP)

The route utility

Module 10: File Sharing

NFS server configuration

The /etc/exports file

Starting the NFS services

The exports utility

NFS client configuration

Automounting filesystems

Module 11: OpenSSH Service

OpenSSH configuration

Using OpenSSH utilities

The ssh, scp, and sftp utilities

Using the ssh-keygen utility

Connecting to a remote system without supplying a password

Module 12: Kernel Configuration and System Tuning

System resource tuning and network tuning

Linux shared memory kernel parameters

Semaphores kernel parameter

File handles and other kernel parameters

Module 13: System Monitoring

The iostat, mpstat, vmstat, sar, top, netstat, and tcpdump utilities

How to find out where is the bottleneck for system performance issues , is it the CPU, Memory, Users, Network or Harddisk?

Module 14: System Logging

System log file configuration

syslog.conf

Facility/Priority-based filters

Configuring logrotate

Module 15: Troubleshooting

Systematic approach to troubleshooting

Operating system logs

The dmesg utility

Troubleshooting resources

Problem causes

Boot problems

NFS problems

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