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Preparation
Download and Prepare Installation Media Once you have decided on your hardware and built the machine, it is time to prepare the installation media. Download the official TrueNAS CORE OS image from https://www.truenas.com/download-truenas-core. As of July 20...
Start the Installation Process
Plug the USB installer into the machine, and boot into TrueNAS. After a while, you will be greeted with the setup screen. Select Install/Upgrade and hit enter to proceed. Choose the boot drive from the list of the drive options. Press space to sele...
Prerequisites
Are you alarmed by the way your browser warns you that there’s a potential security risk when you try to visit your local servers (like pfSense’s WebGUI) via its IP address? For modern browsers like Firefox, it will treat websites with a Self-Signed Certificat...
Adding Self-Signed CA to Firefox
Firefox uses its own CA store within the browser itself to identify certificates. The following steps will work for Firefox on Windows, Linux, and MacOS. Click on the More tab near the top right of the browser, and go into Settings. Click on Privacy & Secu...
Adding Self-Signed CA to Chrome & Chromium-based Browsers (Edge, Brave, etc) on Windows
For Chrome and Chromium-based browsers (Brave, Microsoft Edge, etc), they use the built-in certificate store on Windows. Double-click on the exported CA on your Windows machine, and it will launch the Certificate details window. Click on the Install Certifica...
Adding Self-Signed CA to Safari, Chrome & Chromium-based Browsers on macOS
MacOS uses the Key Chain access to manage the CAs for Safari and Chrome. Double-click the exported CA. Enter your MacOS User account credential to allow Keychain Access to add the CA to the Keychain store. Once you added the CA, open up the Keychain app....
Apt-based Package Manager Update and Upgrade
sudo apt update && sudo apt upgrade
pwd, cd, & ls
pwd – present working directory – shows the full path of the current directory you are in pwd cd – change directory – navigates to a different directory cd /path/to/new/directory cd /etc/default ls : list the items in the current directory ls ls...
Adding SSH Public Key and Disable SSH Password Authentication
Paste the SSH Public key inside the authorized_keys file in the .ssh folder of the user’s home directory. mkdir ~/.ssh #Use your perferred text editor to create the authorized_keys file; here I am using nano nano ~/.ssh/authorized_keys Edit the sshd_conf...
Enable Password Feedback
Add the line Default pwfeedback to the sudoer file to enable asterisks when typing in passwords for sudo sudo visudo
Unattended-upgrades
The Unattended-upgrades package allows for automatic security updates to be installed on Linux systems. sudo apt install unattended-upgrades sudo dpkg-reconfigure --priority=low unattended-upgrades
Change Timezone
sudo dpkg-reconfigure tzdata
UFW (Uncomplicated Firewall)
UFW is a simple package on Linux systems for managing the system firewall. It can be use to allow only HTTPS traffic for web servers, lock down SSH to certain IPs, and much more. Installation sudo apt install ufw Enable UFW sudo ufw enable Check UFW St...
passwd
passwd can be used to change a user’s password, or force password change upon next login Change current user password: passwd Force password change at next login: sudo passwd -e username
Starting Config Changes
enable configure terminal
Saving Changes to Start-up Config
write memory
Fan & Temperature Information
show chassis
System Logs
View Logs show log Clearing logs clear log