Linux Server admin

Duration : 40 Hrs
Essentials
Overview of UNIX
History of Linux
Linux architecture
  • Kernel
  • Shell
Understanding Linux commands
  • Displaying system date and time : date
  • Displaying present and working users : who and whoami
  • Calculator : bc
  • Machine characteristics : uname
  • Knowing a terminal : tty
  • Displaying a calendar : cal
  • Displaying a message : echo and printf
Files System
  • Linux file Hierarchy Concepts
  • Listing files and Directories : ls
  • more and less command
  • The Seven Fundamental File types
  • Creating and viewing the files : cat
  • Creating,Modyfyfing,Changing and Removing directories : mkdir,cd,rmdir
  • Moving and Renaming files : mv
  • Copying a files : cp command with attributes
  • Deleting a files : rm command with attributes
  • Links - Hard Link and Soft Link
  • Absolute path name
  • Relative path name
Comparisons
  • cmp
  • comm
  • diff
Compressions
  • zip
  • compress
  • gzip
  • bzip2
File attributes
  • chmod
  • chown
Filter Commands
  • which, wheris, locate whatis,
  • find coammnds with attributes.
String Processing
  • head,tail
  • wc,sort,uniq
  • cut,paste
String Processing with regular expressions
  • sed
  • grep
Process
  • Introduction Process concepts
  • Process basics
  • Process commands
Job Control
  • at,batch,cron,
Shell
  • Configuring shell
  • Variables
  • Local variable
  • Environment Variable
Shell startup scripts
  • Login shell
  • Non-Login shell
Vi editor
  • Overview of vi editor
  • Three modes of vi editor
  • Saving and quitting
  • Navigation
  • Editing a text
  • Undoing changes
  • Yank and paste
  • Changing, Deleting
  • Searching for pattern
  • Search and Replace
  • Handling multiple files in ex-mode
Redhat Linux Paper - 1I
System Administration
RedHat Installation (Text and Graphical Mode)
  • Standalone Installation
  • NFS Installation
  • kickstart installation
User and Group Management
  • Creation of users and Groups
  • Understanding /etc/passwd,/etc/group, and /etc/shadow
  • Switching accounts : su
  • Sudo
  • Password aging policies
  • Creation of quotas for user's groups and files systems.
File System Management
  • Disk partitioning
  • Managing partitions
  • Understanding file system
  • Creating file system ext/2 to ext/3
  • Converting file system ext/3 to ext/2
  • Reverting file system
  • Understanding virtual file system
  • /proc
  • Managing a data with mount command
  • Mounting File system
  • Mounting CD/DVD's, USB, and Floppys.
  • Understanding and Configuring /etc/fstab and /etc/mtab configuration files
System Initialization
  • Boot sequence overview
  • Bios initialization
  • Boot loader
  • Grub boot loader and grub.conf configuration file
  • Troubleshooting of grub boot loader
  • Kernel Initialization
  • Init initialization
  • Run levels ( 0 - 6)
  • Virtual Consoles
  • Controlling services
  • System Shutdown and reboot
Kernel Services
  • Kernel overview
  • Kernel hardware support
  • Configuring kernel parameters
Network Configuration
  • Configuring Network Utilities
  • Netconfig, setup, neat and with configuration file.
  • ifdown/ifup,ifconfig,ping
  • Binding multiple address
  • Configuring range of ip-address
  • ssh,telnet
  • rcp/scp
  • write/wall
Xinted services
  • Overview of xinetd services and non-xinetd services
  • Configuring xinetd and non-xinetd services
RPM
  • Overview of RPM
  • Installing, Removing a software with rpm
  • rpm queries
  • rpm verifications
Printing and Administration Tools
  • Configuring a standalone printer
  • Configuring a Network printer
  • lpd
  • cups
LVM's ( Logical Volume Manger)
  • Overview of LVM'S
  • Creation of Physical Volume
  • Creation of Volume Group
  • Creation of Logical Partition
  • Extending the Vol Group
  • Extending the Logical partition
  • Removing Vol group and Logical partition
RAID
  • Overview of RAID
  • Types of RAIDS
  • Configuring RAID 0,1 and 5
Backups
  • Understanding of Different backups
  • Taking backups with dump/restore,cpio,tar/star
 
RedHat Linux - III
Network and Security Services
NFS Services
  • NFS Overview
  • NFS Advantages and Disadvantages
  • Configuring NFS Server
  • Configuring NFS Client
  • Configuring NFS Client with /etc/fstab file
  • Configuring NFS Client with Autmount services
FTP service
  • FTP Overview
  • Configuring ftp server and ftp clients
  • Configuring ftp server for anonymous users and real users
  • Securing ftp server
SAMBA Services
  • Overview of SAMBA
  • Installing and configuring samba server
  • Configuring samba server with heterogeneous platform.
  • Configuring SAMBA Shares between UNIX - windows vice-versa
  • Configuring SAMBA Shares with different level of security
DNS
  • Understanding DNS Services
  • Configuring types of DNS
  • Primary DNS
  • Secondary DNS
  • Forwarder and Cache DNS
Configuring Web Server with APACHE service
  • Apache overview
  • Apache configuration
  • Virtual Hosts
  • Configuring IP-Based DNS, Name based DNS and PORT Based DNS
  • Configuring member logins for web server
NIS (Network Information System)
  • Overview of NIS
  • Configuring NIS Master and Slave Server
  • Configuring NIS Client
  • Configuring NIS with NFS servers
DHCP
  • Overview of DHCP services
  • Configuring DHCP Server
  • Configuring DHCP Client in heterogeneous platform
Proxy Server with Squid service
  • Configuring SQUID services
  • Configuring ACL's in SQUID
Securing Data
  • Digital Certificates
  • Creating certificates for IMAPS
  • Creating certificates for users
E-Mail services
  • Overview of email
  • Configuring send mail service
  • Configuring web mail access with squirremail services
  • Configuring a dovecot services
  • Configuring mail client with mutt, thunderbird and outlook.

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