Dell PowerEdge M620 Owner's Manual page 56

Table 1-13. Supported I/O Module Configurations
Fabric A Fabric B
Mezzanine
Card
Standard none
Integrated
LOM
Standard Ethernet
Integrated mezzanine
LOM card
Standard none
Integrated
LOM
Standard Ethernet
Integrated mezzanine
LOM card
Standard Fibre
Integrated Channel
LOM mezzanine
card
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Fabric C I/O Bay A1,
Mezzanine A2
Card
none Ethernet
switch
module or
pass-
through
module
none Ethernet
switch
module or
pass-
through
module
Infiniband Ethernet
mezzanine switch
card module or
pass-
through
module
Ethernet Ethernet
mezzanine switch
card module or
pass-
through
module
Infiniband Ethernet
mezzanine switch
card module or
pass-
through
module
I/O Bay B1, I/O Bay C1,
B2 C2
none none
Ethernet none
switch
module or
pass-
through
module
none Infiniband
switch
module
Ethernet Ethernet
switch switch
module or module or
pass- pass-
through through
module module
Fibre Infiniband
Channel switch
switch or module
pass-
through
module