FreeBSD

Step-by-step guide to installing FreeBSD on physical or virtual hardware.

Essential differences between FreeBSD and Linux for sysadmins transitioning to BSD.

Essential steps after installing FreeBSD: updates, user setup, and basic configuration.

Quick reference for essential FreeBSD commands and their usage.

Using the pkg package manager to install, update, and manage software.

Using the Ports Collection to build software from source with custom options.

Compiling and installing software from source on FreeBSD.

Introduction to ZFS filesystem: features, concepts, and why it matters.

Creating, managing, and maintaining ZFS storage pools.

Working with ZFS snapshots for backups, rollbacks, and cloning.

Creating and managing ZFS datasets with properties for quotas, compression, and more.

Using ZFS send and receive for efficient backups and replication.

Optimizing ZFS performance for different workloads and hardware.

Introduction to FreeBSD jails - containerization before Docker existed.

Using iocage for modern FreeBSD jail management with ZFS integration.

Step-by-step guide to creating jails using built-in tools.

Managing running jails, updates, and maintenance tasks.

Configuring network access for FreeBSD jails including VNET.

Using Bastille for simplified jail management and templates.

Configuring network interfaces, routing, and DNS on FreeBSD.

Configuring the PF packet filter firewall on FreeBSD.

Using IPFW firewall for packet filtering on FreeBSD.

Configuring VLANs for network segmentation on FreeBSD.

Understanding the FreeBSD boot process and boot loader configuration.

Configuring FreeBSD system startup with rc.conf.

Keeping FreeBSD current with security patches and upgrades.

Hardening FreeBSD systems against attacks and unauthorized access.