Configuring DNS for a Mail Server
Years ago, I always felt that creating a functioning mail server was a project full of pitfalls and speedbumps. Luckily OpenBSD makes the configuration of a working mail server relatively easy. However, creating a working server is only one piece of the puzzle. DNS must also be properly configured to help ensure that your emails actually reach their destinations. This article highlights some of the lessons I learned while creating the mail server for this domain.