HP MSA 2040 SAN Storage - Manual (Page 35)

Connecting the enclosure to data hosts 35
Four servers/one HBA per server/dual path
Figure 22 Connecting hosts: direct attach—four servers/one HBA per server/dual path
Connecting switch attach configurations
Dual controller configuration
Two servers/two switches
Figure 23 Connecting hosts: switch attach—two servers/two switches
6Gb/s S
S A
6Gb/s S
S A
Server 1 Server 2
Server 3 Server 4
MSA 2040 SAN
12Gb/s S S A 12Gb/s S S A
6Gb/s S
S A
6Gb/s S
S A
12Gb/s S S A 12Gb/s S S A
Server 1 Server 2
Server 3 Server 4
MSA 2040 SAS
6Gb/s S
S A
6Gb/s S
S A
Server 1 Server 2
Switch A Switch B
MSA 2040 SAN