Unix & Linux

15

Years of
Experience

AboutUNIX & LINUX

Linux refers to the kernel of the GNU/Linux operating system. More generally, it refers to the family of derived distributions. Unix refers to the original operating system developed by AT&T. More generally, it refers to family of derived operating systems. Original code developed by Linus and the GNU Foundation.

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Introduction to Unix & Linux
  • History of Unix & Linux
  • Basic Concepts of Operating Systems, Kernel, shell and file system structure
  • Basic Concepts of Linux
  • Basic Commands of Linux
  • Advanced Linux Commands
Installation of Linux
  • Interactive Installation
  • Kickstart Installation
  • Network based Installation
Startup and Shutdown scripts
  • Boot Sequence
  • Kernel Initialization
  • INIT Process
Software Package Administration
  • Installing and deleting software packages

  • Querying and updating software packages

Dynamic Host Configuration Protocol (DHCP)
  • Configuring Linux as DHCP server
  • Configuring various clients for dhcp server (Windows & Linux)
NFS
  • Configuring NFS server
  • Mounting NFS exports on NFS clients
Network Information Service (NIS)
  • Basics of NIS

  • Configuring NIS master server, slave server and client

  • Creating NIS users

DNS with Bind
  • Basis of Internet
  • Basic of DNS and BIND
  • Configuring DNS primary server, and secondary servers
  • Configuring DNS for multiple domains and sub domains
  • Configuring various clients ( Windows & Linux)
Web Server ( Apache)
  • Basics of web service
  • Introduction to Apache
  • Configuring Apache for main site
  • Configuring Apache for multiple sites using IP-based, port-based and name-based virtual hosting
FTP server ( vsftp daemon)
  • Basics of File Transfer protocol

  • Configuring proftpd for anonymous ftp service

Mail Server(SMTP,POP3,IMAP)
  • Basics of Mail servers
  • Configuring SMTP services
  • Configuring POP3/IMAP service on Linux
  • Integrating Antivirus and Antispam.
Proxy Server (Squid)
  • Basics of proxy services
  • Configuring proxy services
  • Creating ACL’s for controlling access to internet
Samba service
  • Basics of file sharing in Windows

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  • Configuring samba to act as member server for Windows Network
  • Configuring samba service for file sharing with windows systems
RAID (Redundant Array of Inexpensive Disks)
  • Implementing RAID on Linux
  • Pre installation / Post Installation
  • RAID levels ( 0, 1, and 5) configuration using RAID tools.
Disk Partitioning and Mounting File System
  • Using fdisk, disk druid utilities for disk partitioning

  • Using mkfs, dd commands to create file systems

  • Mounting various file systems

  • Auto mounting of file system

  • Logical Volume Manager (LVM)

Quotas
  • Enabling Quotas on partitions
  • Creating Quotas for users
  • Auditing quotas
Introduction to Graphical Environment
  • Use and customize the GNOME interface
  • Perform command tasks using the GNOME GUI
  • Launch applications from command line and GNOME interface
  • Customize X Window System
User and group administration
  • Creating and deleting users from the system

  • Modifying users profile

  • Creating and deleting groups

  • Important system files related to user administration

Advanced file permissions (ACL)
  • Assigning advanced files permissions i.e. SUID, SGID and Sticky bit
  • Creating, modifying and deleting ACL’s
Backup and recovery
  • Introduction to various types of backup media
  • Backup and restoring data using dump / restore commands
  • Backup and restoring using tar and cpio commands
  • Automation of Jobs
Securing your Linux Server
  • Implementing local security

  • Implementing network security

  • Implementing data security

  • Basic elements of Fire Wall using IP Tables

Web Based Administration
  • Installing Webmin on Linux
  • Administrating the Linux machine remotely
  • Using Webmin as a Tool for configuring various services on Linux
Troubleshooting your system
  • Recovering the super user password
  • Recovering the boot loader (GRUB)
  • Troubleshooting Xserver problems
  • Troubleshooting network related problems

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