Backup Exec Deduplication Assessment Tool

1-It would require admin privileges.

2-Yes, it puts temp files and are removed when you exit the tool.

3-It should not effect anything else on that server. However there are some Known Issues and Limitations.

- While running the tool, you may face an issue that no resources are displayed on the Select
  Resources panel. To resolve this issue, restart the following services on the servers that you
  have selected for scanning, and then run the tool again:
  - Remote Procedure Call
  - Windows Management Instrumentation
- After you complete the deduplication assessment, when you click Finish, the tool may not exit
  immediately. This delay is caused because the tool cleans up the temporary data that is created on
  your computer before it exits.

4-Additional info:

The following are the prerequisites for running the Symantec Backup Exec Deduplication Assessment
tool:
- Microsoft.NET Framework 4.0 must be installed on the computer on which you want to run the tool.
  You can download Microsoft.NET Framework 4.0 from the following URL:
  http://www.microsoft.com/download/en/details.aspx?id=17718
- Ensure that the following services are running on your computer:
  - Remote Procedure Call
  - Windows Management Instrumentation
  - Computer Browser
- The locale of the operating system on your computer is set to English (United States).
- On Windows XP workgroup machines
   - Need to bring XP machine into domain or
   - Security policy should be switched to "Classic"

The following prerequisites must be satisfied only if you want to auto-update the Backup Exec
Deduplication Assessment tool:
- Firewall on your computer must be disabled or configured to allow outgoing FTP communication.
- Your computer must be connected to the Internet.

Please let me know if the above info was of any help.