Data Domain Daily Alerts issue, admin email not showing on the recieved email

Customer have small concern with their daily alerts. They have 3 DD system. 2 DD2500 and 1 DD6300. They received daily alerts with the 2 DD2500 not the same format with the new DD6300.

Daily email recieved by customerDD6300 email alert settings

Customer want's the same format..which is sender should be admin-email( ireyes@aenson.com) not Adminhost (cardd.abenson.com.