Recommended Steps
Barracuda Networks recommends first reviewing Deployment Options and choosing the best deployment for your network before following these steps to install and configure the Barracuda Email Security Gateway:
The articles linked above cover the entire installation and deployment process. However, if you are installing the Barracuda Email Security Gateway in a server room or other location without access to a web browser, you can also download the Quick Start Guide (shipped with each appliance) as a PDF: