Dell DR4000 - Manual (Page 11)

DR4000 Setup Guide for Backup Exec 2010 R3 v1.0
Next, name the container and click the “Enable CIFS” check box. Select the client access credentials
preferred. Dell recommends adding your backup server’s IP address for improved security.
In our instance we named the container “Symantec”
Finally click on “Create a New Container.”