Yes for one you will need a BackuP Exec Remote Agent license installed on the media server (required). This is just to allow remote backups.
NDMP service must be off on the EMC if its running anytype of NDMP service.
How to Backup NAS (Network Attached Storage) EMC Shares in Backup Exec for Windows Servers 11D without the NDMP Optio
http://seer.entsupport.symantec.com/docs/293652.htm