CS469/569 - Linux and Unix Administration and Networking Spring 2022

Lessons:

• Lesson 1 - Intro to CS469, Vi, Wildcards

  Covers basic commands, the Vi editor, basic wildcard expansion in the shell.

• Lesson 2 - Files and Paths, Inodes and ACLs

  Covers Files and Path resolution, Inodes, Permissions and Access Control Lists, File links

• Lesson 3 - The FHS, find and Regular Expressions

  Covers the Filesystem Hierarchy Standard, Finding things with find and locate and Regular expressions

• Bash Scripting:
  
  
  • Lesson 4 - Bash Scripting part 1

    Bash startup, Basic command grammar, I/O Redirection and word quoting.

  • Lesson 5 - Bash Scripting part 2

    Variables (arrays, evironment, special, Bracket, variable and command expansions, Functions, loops, conditions and bash builtins

  • Bash example scripts

    Several bash example scripts

• Lesson 7 - Common scripting utilities and programs

  A number of programs commonly used in scripting with examples.

• Lesson 8 - Processes and Threads

  Processes and Threads, Attributes of a process, signaling processes, process resource limits and core files.

• Mid-term review (2021)

  Mid-term review

• Lesson 9 - Libraries, The Boot process and Partitioning

  Shared libraries, The boot process and Init, Partitioning and Partition tables

• Lesson 10 - Paritioning and File-systems continued

  The DD command, Swap files and partitions, File-system management commands

• Lesson 11 - Making File-systems, device files, /dev and /etc/fstab

  Making and checking file-systems, Device files and the /dev filesystem, The /etc/fstab file and monitoring disk I/O

• Lesson 12 - RAID - Redundant Arrays of Inexpensive Disks

  Covers the various RAID levels and using the MD (Multiple-Disk) device driver and the mdadm utility to manage RAID arrays.

• Lesson 13 - Basic User Administration and Quotas

  Covers User administration, password and group files, switching users/groups and user disk quotas.

• Lesson 14 - Basic MySQL / MariaDB Administration

  Covers the basic administration of a MySQL or MariaDB

• Lesson 15 - Certificates

  Covers basics of certificates and using the openssl command line tool to create a certificate authority and sign certificates. Some discussion of encryption basics.

• Lesson 16 - Introduction to networking concepts

  Covers basic networking terminology, the OSI networking model and SSH usage and administration

• Lesson 17 - Packets, Ethernet and ARP/DNS

  Covers structure of packets, Ethernet and the ARP and DNS protocols and associated files and commands.

• Lesson 18 - IPv4 and CIDR

  Covers structure of IP packets and Classless Inter-Domain Routing (CIDR) sub-netting.

• Study Guide - Commands

  Covers all the commands covered in the class.