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Linux Administration

Course Duration: 24 hrs

Introduction to Linux
History of UNIX & Linux
Basic Concepts of Operating System
File System of Linux
Creating, Removing, Copying, Moving files & Directories
File Permissions
Practice Session
Intermediate Command Line tools
Soft link & Hard links
Introduction to VIM
Basic VIM workflow
Practice Session
Regular Expressions, Pipelines & I/O Redirections
Using Grep
Pipelines & Redirections
Basic Regular Expressions
Practice Session
Linux Installation
Installation of Linux Graphically
Kick Start Installation
Network Installation (using ftp, NFS & HTTP)
Combining kickstart & NIW installation
Practice Session
User & Group Administration
Creating & Deleting Users
Modifying Users Profile
Files related to User Administration
Creating & Removing Groups
Adding & Removing Users to Groups
L1 /L2 task in real time Practice Session
Managing Partitions & File Systems
Diff type of FS like ext3,ext4,vfat etc
Simple Partition & File System
Enabling Data Privacy with Partition Encryption
Managing Swap Space
Increasing & Decreasing swap spaces
Mounting a File system & Making it Permanent
Practice Session
Logical Volume Management
Components of LVM
Implementation of LVM Storage
Creating Volume Groups & Logical Volumes
Extend a Logical Volume
Extending & reducing a Volume Group
Performing LVM Graphically
FS Related issues in Real time
Practice Session
Network Configuration & Trouble Shooting
Introduction to Networking
Understanding Network Configuration Files
Assigning IP Address
Troubleshooting, configuring Router as gateway & connecting to network
Practice Session
Scheduling & Job Automation
Using Cron jobs
Using At Jobs
Restricting Users from using Cron jobs
Real time usage of corn, various examples
Practice Session
Managing Process
Monitoring Processes
Terminating & Governing Processes
Setting up Priority of the Process
Lisage of Top command
Practice Session
Boot Process
Boot Process
Repairing Boot Issues
Real time Boot issues
Practice Session
Recovering Root Password
Daily with SE Linux to recover root password
Recovering the Super user Password
Recovering Boot Loader
Practice Session
Managing Installed Services
Starting, stopping, reloading & refreshing service
Managing Services
Confirm Service Availability
Making service enabled & disabled or various run levels
Practice Session
Accessing a Remote System
Using SSH
Generating Keys
Copying Pub Keys using “ssh-copyid” command
Password Less Logging between two Systems
Usage of SSH in real time
Practice Session
Enhanced User Security
Configuring SUDO
Limiting SUDO Users
Checking logs of SUDO users, Real time issues & usage
Practice Session
Backup & Restore
Backing up data using tar
Applying gzip on tar file
Uncompressing tar and gzip files
Practice Session
Installing Software
Using rpm command
Using yum command
Creating yum repository
Configuring yum server
Configuring yum clients
Practice Session
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