You can install IDR as an option during the initial installation of Backup Exec 2010, or it can be installed later.
The Remote Agent must be purchased separately from the IDR Option, and must also be installed on any remote computer you want to protect with IDR. The Remote Agent is a system service that runs on remote servers and enhances backup and restore performance. It is required for IDR functionality.
Installing additional Backup Exec options to the local media server
Push-installing the Remote Agent and Advanced Open File Option to remote computers
About installing the Remote Agent for Windows Systems
About the the Intelligent Disaster Recovery Configuration Wizard