REDHAT LINUX
System Administration
Introduction to UNIX & LINUX
• History of UNIX and LINUX
• Basic concepts of Operating System, Kernel, Shell & File System structure
• Basic concepts of Linux
• Differences between CentOS, Red Hat Enterprise Linux & Fedora
Installation of Linux
• Interactive Installation(grapical installation, text mode installation)
• Network Based Installation(NFS,FTP,HTTP,KICKSTART)
Basic and Advanced commands of Linux
• How to view files,directory
• Create,delet,mofication of files and directorys
Vi editor
• command mode
• insert mode
• execute mode
• substitution
Standard Input & Output Redirection
• Used to combine two related commands
Basicadnd Advanced file and directory permissions
• Assiging permissions chmod,chwon,chgrp and sticky bit
• creating, modifying and deleting ACL's
• Creating soft and hard links
User and group Administration
• Creating and deleting users from the systems
• Modifying users profile
• Creating and deleting groups
• Important system files related to user administration
Disk Partitioning and Mounting File System
• Using fdisk,disk druid utilities for disk partitioning
• Using mkfs, commands to create file systems
• Mounting various file systems
• Auto mounting of file system
Disk Quotas
• Enabling Quotas on partitions
• Creating Quotas for users and groups
• Auditing Quotas limit
RAID (Redundant Array of InExpensive Disks) &Logical Volume Manager
• Implementing RAID on Linux
• RAID levels configuration using RAID tools
• Resizing the Partition using LVM
Backup and Recovery
• Introduction to various types of backup media
• Backup and restoring using tar and cpio commands
• Taking Remote backup using rsync,scp
Process Management
• Introduction to various types of Process
• Kill/Stop Process
RedHat Package Management
• Installing and deleting software packages
• Querying and updating software packages
Schedule Tasks or automatic Jobs
• Various types Schedule taskes using at and cron
Sudo users
• Assigning super user commands to narmal users and groups
Kernel Services
• Currently loaded and avialable modules info
• install and remove the modules
Bash shell scripting
• Introduction to various types of shells
• Configuring Bash shell and excutes the scriptes
Networking Basics
• Assigning IP address,subnet,DNS to NIC
• troublestooing network connectivity
• Network printing
VNC viewer
• Configuration of VNC server and client to take remote administration
YUM Server
• Configuration of Local YUM server using RHEL DVD
• Configuration of YUM client to install RPMs
NFS Server
• Configuring NFS server
• Mounting NFS exports on NFS clients
• Automounting of nfs shared
Bash shell scripting
• Introduction to various types of shells
• Configuring Bash shell and excutes the scriptes
FTP Server (vsftp daemon)
• Basics of File Transfer Protocol
• Configuring vsftpd for Local and anonymous ftp service
• Securing ftp Server
Samba Server
• Configuring Samba Server and Clients (linux and windows)
• User and group permissions to samba shares
DNS Server
• Configuring of DNS server
• Configuration of primary DNS server
• Configuration of forward lookup zone
• Configuration of reverse lookup zone
• Testing tool of DNS zones
• Adding services in DNS
Dynamic Host Configuration Protocol (DHCP)
• Configuring Linux as DHCP Server
• Configuring various clients for DHCP Server (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, portbased and name-based virtual hosting
• Configuring Apache for HHTPS
• Configuring Apache Security
Proxy (Squid)
• Introduction to Windows ICS,NAT and Proxy
• sharing the internet using Squid proxy with restriction
• word based, ip based , domain based.... etc
Mail Server (SMTP, POP3, IMAP)
• Basics of Mail Servers
• Configuring SMTP service using Postfix
• Configuring POP3 / IMAP service on Linux
• Configuring Squirelmail
NIS Server
• Configuring NIS Server and client
• Configuring NIS users logingremotly
Kickstart Server
• Configuring Kickstart server for automatic installation
OpenSSH
• Configuring SSH server for remote administration
SYSlog Server
• configuring syslog server and client
Virtualization (KVM)
• Installation of KVM
• taking snapshot of VMs and cloning
Security Modules
IPTABLES
• Configuring filter table, nat table, mangle table
TCPWRAPPERS
• Restrict to host, domain and network control access to a Service
PAM.D(Pluggable module authentication)
• authenticate the user by checking the password
• introduction to flags
Troubleshooting and Debugging
• working on single user mode
• working on runlevels
• working on diffrent files, grub, kernal
• Linux data Recovery
• working on live CDs
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