These videos and how to's might help.

http://www.open-e.com/library/webcasts-and-videos/
2010.10 Easy simple steps to do Data Replication

http://www.open-e.com/library/how-to-resources/
Open-E Replications
# 2010.09 Replications supported by Open-E software
# 2009.04 Open-E DSS Synchronous Volume Replication over a WAN
# 2008.11 Open-E DSS Asynchronous Data Replication over a WAN