Advanced Linux System Administration
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Brief Introduction
This course will teach you everything you need to know to be an Advanced system administrator.Description
This course specifically designed for students who have basic Linux Administration knowledge and looking for advance administration skills in Linux. This course will teach you everything you need to know to be an Advanced systems administrator.
Course Outline
Linux Virtual Server Cluster
Introduction
Components of an LVS Cluster
Background of the LVS Cluster
Hardware/Network Requirements
Cluster Node Interconnection Prerequisites
Configuring an LVS Cluster
Piranha Configuration Tool
Linux Virtualization
Overview of Linux Virtualization
What is Hypervisor?
Types of Virtualization
KVM + QEMU + Libvirt Architecture
Virtaulization Requirements
Packages, Configuration tool & Service Daemon
Practice Lab Session
Squid Proxy Server
Overview of Squid Proxy Server
Types of Proxy Server
Proxy Server Configurations & its packages
How proxy Server works
Practice Lab Session
LDAP (Light Weight Directory Access Protocol)
Overview of LDAP
Conceptual understanding about LDAP
Advantages of LDAP over NIS
LDAP Database Structure
Practice Lab Session
Managing SELinux Security
Introduction - SELinux
SELinux Security Concepts
Changing SELinux Modes
Practice Lab Sessions
Changing SELinux Contexts
SELinux Booleans
Audit logs & troubleshooting SELinux
Firewalld
Overview of firewalld in RHEL 7
Features of firewalld & its advantages over iptables
firewalld components
how packet flows
Limiting network communications
Practice Lab Sessions
Samba Server
Overview of Samba Server
Features of Samba Server
How Samba Server Works
Samba File sharing Server
CIFS File System
Practice Lab Sessions
Automatiing Installation with kickstart
Overivew of kickstart Server
Features & configuration of kickstart server
Graphical mode to configure the kickstart config file
Deploying a new virtual system with kickstart
Practice Lab Sessions
Network Teaming
Overview of Network Teaming
Policies of Network Teaming
Creating teaming virtual interface – (how to configure NIC Teaming as Active Backup (Failover)
Managing Network Teaming
Configuring iSCSI Targets & Initiators
About iSCSI
iSCSI fundamentals
iSCSI Components terminology
Practice Lab Sessions
Access control Lists ACL's
Overview of ACL
Use of command getfacl & setfacl
Default ACL
Securing files with ACLs
Practice Lab Sessions
Troubleshooting Linux Boot Problems in Red Hat Linux (Basic System Recovery) - Advanced Level
Simple & step by step understanding of Linux Boot Process ( 2 detailed Sessions)
Overview of Red Hat Linux 7 and their features
Comparison of features of RHEL7 with RHEL6
Lab on Basic System Recovery (Initramfs file missing/Corrupted)
Lab on Basic System Recovery (Grub related issues like stage 1.5/2 grub is missing)-Part1
Lab on Basic System Recovery (Grub related issues like stage 1.5/2 grub is missing)-Part2
Lab on Basic System Recovery (Master Boot Record missing/corrupted)
Lab on Basic System Recovery (Critical files are missing like mount binary, incorrect entry in fstab etc)
Lab on Basic System Recovery (Critical files are missing like mount binary, incorrect entry in fstab etc)
Requirements
- Requirements
- PC or Laptop with internet Connection
- Basic Knowledge of Linux Administration would be required as it is a intermediate level course module.
Knowledge
- Overview of Linux Virtual Server Cluster
- Components of an LVS Cluster
- Background of the LVS Cluster
- Configuring an LVS Cluster
- Piranha Configuration Tool
- Overview of Linux Virtualization
- KVM + QEMU + Libvirt Architecture
- About Hypervisor
- Squid Proxy Server
- How proxy Server works
- Overview of LDAP
- Advantages of LDAP over NIS
- LDAP Database Structure
- Managing SELinux Security
- Changing SELinux Modes
- SELinux Booleans & Contexts
- Overview of firewalld
- firewalld components
- Overview of Samba Server
- Samba File sharing Server
- CIFS File System
- Overivew of kickstart Server
- Features & configuration of kickstart server
- Deploying a new virtual system with kickstart
- Overview of Network Teaming
- Configuring iSCSI Targets & Initiators
- Access control Lists ACL's
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