Single-Controller Models; Connection Between Storage Systems And Expansion Enclosures - Infortrend EonStor DS 1000 Gen2 Series Hardware Manual

Single-Controller Models

Single-controller models are designated by a "G" in their model number. The second
controller slot is filled with a dummy cage (D).

Connection between Storage Systems and Expansion Enclosures

The following rule applies when connecting storage systems and expansion
enclosure(s):
 Dual-controller storage system connects to dual-controller expansion
enclosure.
 Single-controller
expansion enclosure.
storage system connects
18
to single-controller