How do we avoid users keeping a local copy when forwarding on NMS4.15? I saw the answer for iMS.

How do we avoid users keeping a local copy when forwarding on NMS4.15? I saw the answer for iMS.
[14 byte] By [708533] at [2007-11-25 7:08:43]
# 1
You should be able to set up forwarding and then unselect all delivery options for the user's account through Console.
708684 at 2007-6-29 17:39:48 > top of Java-index,E-Mail, Calendar, & Collaboration,Sun Java System Messaging Server...