Good Gear Guide
In pictures: Taking apart D-Link's xStack DSN-2100...
Around the back, the D-Link xStack DSN-2100-10 SAN array has four host Gigabit Ethernet connections, as well as a separate 10/100Mbps management Ethernet port and an RS-232 diagnostic port. On the far right you can see two hot-swappable 400W power supplies.
In pictures: Taking apart D-Link's xStack DSN-2100-10 SAN array