The dss server has a
Intel Corporation 80003ES2LAN Gigabit Ethernet Controller (Copper) (rev 01)
connected to a 3com 4200G series switch
The controller on the server side is a Intel eepro 1000
But when I first posted I was refering to a way of measuring the internal raid speed
The statistics graphs don't help me much in this case. I guess open-e could include the result of some benchmark tool (even hdparm) in future releases