OpenBSD Administration

Build a harder-to-break-in IT infrastructure, from novice to expert

Created byAlan Cheng

Last updated 4/2014

English

What you'll learn

Know the ins and outs about OpenBSD
setting up your ecommerce or website on OpenBSD
Configure and maintain common IT infrastructure applications
How to protect your server and network using Packet Filter
Build your own routers with wireless/VPN and many more

Course content

3 sections • 18 lectures • 2h 25m total length

What is OpenBSD?4:34
Quick introduction to OpenBSD operating system and why you might (not) want to use it.
What you need for this course1:45
Make clear what hardware and software we'll be using through out the course.
Install VirtualBox Virtual Machine2:00
How to choose the right VirtualBox version and platform to download and a demo installation of VirtualBox on Windows.
Create a VirtualBox Virtual Machine8:56
How to create a virtual machine (VM) in VirtualBox, and also talk about various network mode (options) available for a VM.
OpenBSD Flavors and Platforms5:30
Talks about OpenBSD Flavors (or branches, namely, -stable, -release, -current) and platforms supported by it. Watch this if you're planning to install OpenBSD on a computer with a non-i386 and non-amd64 CPU.
Installing OpenBSD in a Virtual Machine7:52
OpenBSD (5.2) demo installation on a VirutalBox virtual machine
Extra Resources and Communities3:21
A few places you can, and should, go to learn about OpenBSD and get social with other OpenBSD users

Introduction to Tmux - Terminal Multiplexer12:43
Introduction to Tmux and its basic usage. Tmux is similar to the screen application on Linux/Unix, but considered better by many.
Network configuration on OpenBSD - Part I5:36
Basic network configuration on OpenBSD, part I. This lecture talks about how to list network adapters identified by OpenBSD, dynamic IP address configuration etc.
Network configuration on OpenBSD - Part II9:02
Part II of the network configuration on OpenBSD, covers wireless networks and how to make configuration persistent across reboot.
Installing Software on OpenBSD6:53
How to install software using the packages and ports system.
Starting Applications at Boot10:13
How to configure applications (user-installed and built-in) to start up at system boot.
Creating User Accounts10:44
Basics on user account creation/removal on OpenBSD
OpenBSD Built-in Daemons (text)4:21
A list of built-in daemons, covers most, but not all, server programs shipped with OpenBSD

Install the OAMP stack19:04
Brief intro and demo on how to get Apache/MySQL/PHP up and running on OpenBSD.
More on chrooted Apache9:56
What you need to know about the built-in Apache web server on OpenBSD
Name resolution with chrooted BIND16:52
This video talks about how to set up DNS server (named, or BIND) on OpenBSD.

Please note this lecture is about named, NOT about DNS. If DNS is new to you, you can read this excellent tutorial here
Dynamic IP allocation with DHCPD5:58
How to set up DHCP server (DHCPD) on OpenBSD

Requirements

General familiarity with Unix/Linux command line tools
Text editing with Vi or other editors
Knows the basics of TCP/IP networking

Description

This course is about using and administering OpenBSD, a free unix-like operating system aims to be number one in terms of security. The course contains more than 10 hours of video and a few lessons in text, to help you get up to speed in setting up and maintaining a more secure and reliable IT infrastructure using OpenBSD.

Who this course is for:

System Admins and Network Admins
Computer users concerned with network and system security
e-commerce and website owners
Anyone interested in OpenBSD

OpenBSD Administration

What you'll learn

Course content

Getting Started7 lectures • 34min

Basic Administration Tasks7 lectures • 1hr

Setting up your infrastructure4 lectures • 52min

Requirements

Description

Who this course is for: