Simple NixOS Mailserver is an easy-to-use, secure, and reliable mail server that is deployed using the NixOS Linux distribution. In this tutorial, you will learn how to install Simple NixOS Mailserver on the latest version of POP! OS.
Before you can install Simple NixOS Mailserver on your system, you will need to meet the following prerequisites:
To begin, open a Terminal and update the system by running the following command:
sudo apt update && sudo apt upgrade -y
Next, install Git, which is a version control system that you will use to download the Simple NixOS Mailserver repository:
sudo apt install git -y
After installing Git, you need to install the Nix package manager. You can install Nix by running the following command:
curl -L https://nixos.org/nix/install | sh
Next, clone the Simple NixOS Mailserver repository by running the following command:
git clone https://gitlab.com/simple-nixos-mailserver/nixos-mailserver.git
After cloning the repository, change to the newly created directory:
cd nixos-mailserver
Simple NixOS Mailserver comes with a configuration file located in the config/ directory. Copy the default configuration file to a new file named mailserver.nix:
cp config/mailserver.nix.example config/mailserver.nix
Open the new config/mailserver.nix file in a text editor such as Nano:
nano config/mailserver.nix
In the configuration file, edit the following settings:
config.mailserver.domainName: Set this to your domain name, e.g., example.com.config.mailserver.accounts: Configure email accounts that will be created when you deploy the mail server. Each account should include a username and password.When you're finished editing the configuration file, save the changes and exit the text editor.
To deploy Simple NixOS Mailserver, run the following command:
sudo nixos-rebuild switch -I nixos-mailserver=./lib/mailserver.nix
This command will rebuild the NixOS system and apply the Simple NixOS Mailserver configuration. It may take several minutes to complete.
After deploying Simple NixOS Mailserver, you should test that it is working correctly. Open your email client and configure a new email account with the following information:
mail.example.com (replace with your domain name)mail.example.com (replace with your domain name)Send a test email to an external email address to confirm that your mail server is working correctly.
In this tutorial, you learned how to install Simple NixOS Mailserver on the latest version of POP! OS. With Simple NixOS Mailserver, you can easily deploy a secure and reliable mail server for your organization.
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