R870: Unix System Administration - A Survival Course

Table of Contents

1 R870: Unix System Administration - A Survival Course

2 Introduction.
2.1 Why are you here?
2.2 What is a [UNIX System] Administrator?
2.3 Some Common System Administration Tasks.
2.4 Types of Unix users.
2.5 Becoming root
2.6 Things to be aware of when using root account
2.7 Goals for the next two days

3 Some Useful Tools.
3.1 Essential system administration tools.
3.2 Unix Manuals
3.3 ps command (System V)
3.4 ps command (BSD)
3.5 find command
3.6 find examples
3.7 Other helpful tools and resources.
3.7.1 Web based Unix System Administration resources
3.7.2 Programming aids, utilities, and other tools
3.7.3 Usenet newsgroups
3.7.4 Operating system specific security FAQs
3.7.5 Vendor sources
3.7.6 Electronic mailing lists
3.7.7 User groups/organizations
3.8 Example Problems and Reading

4 Review of Unix.
4.1 Major UNIX variants on campus.
4.2 Unix Variants
4.3 Files.
4.4 Modes (octal)
4.4.1 Mode Examples
4.4.2 Command Examples
4.5 Processes.
4.6 fork() / exec()
4.7 BSD filesystem layout
4.8 System V filesystem layout
4.9 Related articles
4.10 Example Problems and Reading

5 Devices and Drivers.
5.1 What are they?
5.2 Description of SCSI.
5.3 Disk Special File Names (standard /usr partition)
5.3.1 Particular naming schemes for SCSI discs
5.4 Common "tricks" with devices.
5.5 Example: Adding a tape drive to a Digital Unix system
5.6 Example Problems

6 Hardware maintenance tips.

7 Adding a disc drive.
7.1 Disc drive terminology.
7.2 Steps in adding a disc drive.
7.3 Commands for determining device names/numbers
7.4 Commands for partitioning/formatting drives
7.5 Commands for examining partition information
7.6 Example BSD partitioning.
7.7 Example System V partitioning.
7.8 The Berkeley /etc/disktab file.
7.9 The SunOS format.dat file.
7.10 /etc/fstab file (System V).
7.11 /etc/fstab file (4.3 BSD).
7.12 /etc/fstab file (ULTRIX).
7.13 Partitioning considerations
7.14 Remaking a disc partition
7.15 Example Problems and Reading

8 Backups.
8.1 Media types
8.2 Utilities.
8.3 Backup Model.
8.4 Copying partitions/portions of file systems.
8.5 Determining a backup strategy
8.6 Example Problems

9 Startup/Shutdown.
9.1 Boot Phases.
9.2 Starting a boot.
9.3 BSD single-user mode vs. multi-user mode.
9.4 System V run levels.
9.5 Initialization scripts.
9.6 BSD rc files.
9.7 System V initialization files.
9.8 OSF/1 initialization files.
9.9 System V initialization
9.10 Shutting down
9.11 System crashes.
9.12 System won't boot.

10 Adding new users.
10.1 Fields in the /etc/passwd file.
10.2 Fields in the /etc/group file.
10.3 Choosing passwords.
10.4 Shell initialization files.
10.5 Automating account creation.
10.6 Disabling and/or removing user accounts.
10.7 Related articles

11 Networking.
11.1 UW network concepts.
11.2 Example of subnetted network.
11.3 Network topologies.
11.4 DNS name service.
11.5 ISO vs. TCP/IP protocol stacks.
11.6 Protocols, ports, and servers.
11.7 Configuring the ethernet interface (BSD).
11.8 Configuring the ethernet interface (System V).
11.9 Configuring the networking software.
11.10 User commands.
11.11 Public domain utilities/facilities.
11.12 Standard diagnostic tools.
11.13 Public domain diagnostic tools.
11.14 Public domain security tools.
11.15 Useful information

12 Using an NFS server.
12.1 NFS "exporting" (server side).
12.2 NFS mounting (client side).
12.3 Gotchas! with NFS
12.4 Related Articles

13 Unix System Security.
13.1 Knowing how the system may be attacked
13.1.1 Detecting an attack
13.2 Knowing how to protect against these attacks
13.3 Monitoring your system
13.4 Teaching users how to be "safe" and getting them to work with you
13.5 Knowing what to do when you detect you've been hit
13.6 Unix System Security Checklist
13.7 Vendor Security/Patch Web Sites
13.8 Computer Security related sites on the Internet
13.9 Example Problems and Reading

14 Configuring the kernel.
14.1 Why?
14.2 Basic Steps
14.3 Examples of generating an Ultrix kernel

15 Electronic Mail.
15.1 Mail front ends.
15.2 The Mail Transport Agent
15.2.1 The sendmail delivery agent.
15.2.2 The sendmail configuration file.

16 Installing Terminals & Modems.
16.1 Pins used for RS-232 serial connections.
16.2 Equipment types.
16.3 Hardware handshaking (RTS/CTS).
16.4 Software Handshaking (XON/XOFF).
16.5 Steps in installing terminals/modems
16.6 /etc/ttys file

17 Printing.
17.1 BSD spooling.
17.1.1 BSD printcap file.
17.2 System V printing.
17.3 AIX queueing.

18 UNIX System Administrator's Reference Library.
18.1 Online Emagazines
18.2 General System Administration & UNIX
18.3 System Security
18.4 Networking
18.5 The X Window System
18.6 Advanced/Technical books on UNIX
18.7 Periodicals