The 2312sa Modular Smart Array and 2324sa Modular Smart Array use Unified LUN Presentation (ULP) —
a controller firmware feature enabling hosts to access mapped volumes via host ports — without the need
for internal or external switches.
Connecting direct attach configurations
The 2312sa G2 and 2324sa G2 support up to eight direct-connect server connections, four per controller.
Connect appropriate cables from the servers' HBAs to the controller host ports as shown in the following
illustrations.
Single controller configuration
One server/one HBA/single path
Dual controller configurations
One server/one HBA/dual path
Two servers/one HBA per server/dual path
Server 1
Four servers/one HBA per server/dual path
Server 1
Server 3
32
Connecting hosts
Server 1
Server 1
Server 2
Server 2
Server 4