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UNIX System Administration SVR3




Course Aims
This course covers the competencies and skills identified as key to Unix System administrators. The course introduces the readers to good practices in the administration of a UNIX system. On completion of the course readers will be able to ; identify and manage the major subsystems that comprise UNIX; perform confidently the role of Systems Administrator; be aware of the problems encountered running a UNIX system and how to tackle them.
Assumed Knowledge
Experience with using UNIX gained from a user environment or by prior attendance on the "UNIX Fundamentals" or "UNIX Advanced User" courses.
Course Audience
New, recent or intending systems administrators; support staff, or anyone who needs to make a purchasing decision and wants to understand the implications of running a UNIX system.

This course can be found in the following categories:
Courses > Unix

Table of Contents
The Role of the System Administrator
  		• Introduction
  		• Administration of Files and Filesystems
  		• Startup and Shutdown
  		• Users and Groups
  		• Process Administration
  		• Terminal Administration
  		• Printer Administration
  		• Backing Up and Restoring Files
  		• Security, Passwords, Permissions
     
    Filesystems and Partitions
  		• Directory Structure
  		• Disk Blocks
  		• File Types
  		• Filesystems
  		• Why have Filesystems?
  		• Partitions
  		• Adding a Filesystem
  		• The mount Command
  		• Creating and Mounting a Diskette Filesystem
  		• Make a Filesystem on Diskette
  		• Options
  		• Mount the Diskette
  		• Unmount the Diskette
  		• Symbolic Links
  		• Superblocks
  		• Inodes
  		• A filesystem is self-contained- there is no master i-list area. There is a duplication of in
  		• Freeing Disk Space
  		• The fsck Command
  		• lost+found
  		• /etc/fsdb
  		• The fdisk Command
     
    Startup, Shutdown
  		• Procedure for Starting up the System
  		• System Startup Process
  		• init Run-Levels
  		• Fields in the /etc/inittab File
  		• Notes
  		• Startup Sequence
  		• Shutdown
  		• Shutdown Sequence
     
    Users and Groups
  		• Adding a User
  		• Files Used
  		• /etc/passwd
  		• /etc/shadow
  		• /etc/group
  		• The newgrp Command
  		• /etc/default/login
  		• /etc/default/passwd
  		• The passwd Command
  		• /etc/wtmp
  		• /etc/profile
  		• $HOME/.profile
  		• Login Sequence
  		• Removing a User
  		• Communicating With Users
    Process Administration
  		• Processes
  		• Process Management and Kernel Introduction
  		• The Kernel
  		• The ps Command
  		• The kill Command
  		• "Sticky Bit" Processes
     
    Setting up Terminals
  		• Devices
  		• Terminal Device Drivers
  		• init
  		• The last character for the getty command lines is a letter which identifies a record in the f
  		• /usr/lib/terminfo
  		• /etc/termcap
  		• The gettydefs File
  		• Terminal Problems
     
    Setting up Printers
  		• The Printer Scheduler
  		• Configuration
  		• Moving a Print Queue
  		• Printer Scheduler Status
  		• Cancelling Printer Output
  		• Print System Directories and Files
     
    Backup, Restore
  		• Why are Backups Necessary?
  		• Backup Policy
  		• Backup Commands
  		• Archive Devices
  		• Magnetic Tape Drives
  		• Floppy Disks
  		• tar (Tape Archiver)
  		• /etc/default/tar
  		• Viewing the Table of Contents of a tar Backup
  		• Restoring from a tar Backup
  		• The cpio Utility
  		• To Archive Files to Tape/Disk
  		• The backup Utility
  		• /usr/lib/sysadmin/schedule
  		• /etc/ddate
  		• /etc/default/backup
     
    Security, Passwords, Permissions
  		• Security Threats
  		• Security Methods
  		• Passwords
  		• Terminal Access
  		• Mount
  		• Permissions
  		• chmod Command
  		• chown Command
  		• Set-User id
  		• crontab Files
  		• root's PATH
  		• Auditing
  		• Reboot From Floppy
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