Installing OpenSMTPD on OpenSUSE Latest

OpenSMTPD is a secure mail transport agent that can be used as an alternative to traditional mail servers. In this tutorial, we will guide you through the process of installing OpenSMTPD on OpenSUSE latest.

Step 1: Update system

Before installing OpenSMTPD, it is recommended to update your system by running the following command in terminal:

sudo zypper update

Step 2: Install OpenSMTPD

To install OpenSMTPD on OpenSUSE latest, run the following command in terminal:

sudo zypper install opensmtpd

This will install OpenSMTPD and all its dependencies.

Step 3: Configure OpenSMTPD

After installation, OpenSMTPD needs to be configured. The main configuration file for OpenSMTPD is located at /etc/smtpd/smtpd.conf. You can edit this file using your preferred text editor.

Here is an example configuration for OpenSMTPD:

pki example.com cert "/etc/ssl/example.com.crt"
pki example.com key "/etc/ssl/example.com.key"
table vdoms { example.com }
listen on eth0 tls pki example.com
accept from any for domain vdoms relay

This configuration specifies that OpenSMTPD will listen on the eth0 interface over TLS, accepting emails from any sender and relaying them to the domain example.com. Make sure to replace example.com with your own domain name.

Step 4: Start OpenSMTPD

To start OpenSMTPD, run the following command in terminal:

sudo systemctl start smtpd

You can check the status of OpenSMTPD by running:

sudo systemctl status smtpd

This will show whether OpenSMTPD is running or not.

Conclusion

In this tutorial, you learned how to install and configure OpenSMTPD on OpenSUSE latest. OpenSMTPD is a lightweight and secure mail transport agent that can be used to handle your emails.