Figure B-7 illustrates how an Exalogic half rack and an Exadata quarter rack are connected on the same InfiniBand fabric.
Figure B-7 Exalogic Half Rack and Exadata Quarter Rack
In Figure B-7, NM2-GW represents a Sun Network QDR InfiniBand Gateway Switch. NM2-36P represents a Sun Datacenter InfiniBand Switch 36.