This document provides an overview of PHD Virtual Backup for Citrix XenServer. PHD was founded in 2005 and provides backup software for virtual environments. Their solution uses a unique architecture that delivers performance, scalability, reliability, flexibility and reduced costs. It has full integration with Citrix XenCenter and supports various hypervisors. The presentation demonstrates the installation, backup and restore capabilities. Pricing starts at $2,000 per host and includes support.