•* Power User Command line shortcuts - how to work on the command line faster and efficiently.
•* DataCenter Study – Data Center design is studied, how the essential services are glued in, 6 different models of DC organization based on business models are explored.
•* Services - How the system responds and organises tcp and udp based service protocols.
•* The Super Server - Inetd, xinetd configuration and various supported services
•* Process Priorities and how to change them
•* Networking
–- How to create a basic network and tools used in networking.
–- Various protocols used – UDP, TCP/IP, ICMP
–- CIDR - history, need, design principals and subnetting.
- Other networking concepts.
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* •Controlling user acces using Sudo - Complete configuration of Sudo.
*Examples of file “sudoers” entries in the corporate world.
•* Setting up NFS and its uses.
•* Suid / sgid - the need, how to setup, services that depend on these, common mistakes, how to avoid them.
•* Tools - Rsync , dd
•* System Log configuration - Syslog & Loghost
•* Automounter configuration - AutoFS
•* SSH Basics
•* Configuring passwordless SSH and Rsh
•* Performance Tuning – sar, vmstat, troubleshooting a loaded system and other tools used.