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Linux Administration Training

Advertiser: FuturePoint Location: California Posted: Jan 11, 2018 9:11:07 AM Hits: 157

Ref: US86760
Linux Administration
Unit I
1. Linux History
What is open source
Linux origins
Red hat distributions
Principles of Linux

2. Linux Basics
Logging in to a Linux system
Virtual consoles and graphical environment
Changing your password
The root user
Changing identities
Editing text files

3. Help in Linux
The whatis command
The –help option
The man command
The info command
Navigating man and info pages

4. Browsing the file system
Linux file hierarchy
Important directories
Current working directory – pwd
Listing directory contents – ls
Creating files – touch, cat, dd
Creating and removing directories – mkdir, rmdir, rm
Coping files and directories – cp
Moving and renaming files and directories – mv
Changing directories – cd
Absolute and Relative Path’s

5. Users, groups and permissions
Creating Users - useradd
Creating Groups - grpadd
Linux File security
Permission Precedence
Permission Types
Changing Permissions – chmod(Symbolic and Numeric method)
Changing file ownership - chown
Changing group ownership – chgrp

6. Working on the bash shell
Command line short cuts
History command
Command line expansion
Bash variables
Scripting basics
Creating shell scripts

7. Standard I/O and pipes
Standard input and output
Redirecting output to a file
Redirecting output to a program
Combining output and errors
Redirecting to file and command – tee
Redirecting input from a file

8. Text processing tools
Viewing file contents – cat, less
Viewing file excerpts – head, tail
Searching for a string in a file – grep
Extracting text by column – cut
Gathering text statistics – wc
Sorting text – sort
Elimination of duplicate lines – unique

9. vi – an advanced text editor
Command mode
Insert mode
Execute mode
Navigating with vim

10. Processes
What is a process?
Listing processes
Finding processes
Sending signals to processes
Scheduling priority
Foreground and background jobs
Grouping commands
Exit Status
The test command

11. Configuring the bash shell
Environment variables
Preventing expansion
Login vs Non login shells
Bash startup tasks : profile
Bash startup tasks : bashrc
Sourcing files
Bash exit tasks

12. Finding and processing files

13. Advanced user and group permissions
User and group id numbers
/etc/passwd, /etc/shadow and /etc/group files
System user and groups
Monitoring logins
Default permissions – umask
Special permissions for executables and directories

14. The linux file system in depth
Partitions and file systems
Directories and inodes
cp and inodes
mv and inodes
rm and inodes
Hard and soft links
Checking free space - du
Archiving files – tar
Creating compressed archives – zip, unzip

Unit – II
1. Package management
Redhat package manager - rpm
Creating the yum repository
Installation and removal of packages using rpm and yum
Queries and verification using rpm and yum
Updating the kernel rpm

2. System initialization
Boot sequence overview
Bios initialization
Starting the boot process
Boot loader components
Grub and grub.conf
Kernel initialization
Init initialization
Run levels

3. Kernel services
The linux kernel
Kernel images and variants
Kernel modules
Kernel configuration with /proc
Persistent kernel configuration
Accessing drivers through / dev

4. System services
Network time protocol – NTP
Secure shell – ssh
System crontab files
Daily cronjobs
The anacron system

5. File system management
Device recognition
Disk partitioning
Managing partitions
Making file systems
File system labels
Mount points and /etc/fstab
Mounting and un mounting file systems
Handling swap files and partitions
Mounting nfs file system
Auto mounting

6. Advanced user administration
Adding the new user account
User private groups
Modifying and deleting user accounts
Password aging policies
Group administration
Switching accounts
The sticky bit
Access control list
Configuring the quota system
Setting quotas for users
Reporting quota status

7. Advanced file system management
Archiving tools – tar, rsync
Software RAID
Configuring RAID 0, RAID 1, RAID 5
RAID testing and recovery
Logical volume Manager – LVM
Creating logical volumes
Resizing logical volumes

8. Network file sharing
Configuring FTP server
Configuring NFS server
Configuring Samba server

9. Servers Configuration
Configuring DHCP server
Configuring DNS server
Configuring Squid server
Configuring Apache server

10. Account management
Pluggable authentication modules
PAM operation
/etc/pam.d file
/etc/pam.d/login file
The system – auth file
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