IBM REDBOOKS B24X User Manual
Page 11
IBM Ethernet Switch B24X
11
10 Gbps Ethernet connectivity is not standard in most System x servers, and a 10 GbE NIC or 10 GbE
CNA must be installed. Only the IBM System x3850/3950 X5 series (except for the ARx model) come
standard with a customized Emulex Virtual Fabric Adapter. Table 6 lists the 10 GbE adapters that are
available for IBM System x servers.
Table 6. 10 Gbps adapters for IBM System x servers
System x
rack and
tower
server
adapter
models
Brocade
10Gb
CNA
(42C1820
)
N0.
22
6
N
Y
N
Y
N
Y
Y
Y
Y
N
Y
Y
Y
Y
Y
Y
QLogic
10Gb
CNA
(42C1800
)
Y
Y
Y
N
Y
N
Y
Y
Y
Y
N
Y
Y
Y
Y
Y
Y
Emulex
Virtual
Fabric
Adapter
(49Y4250
)
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
NetXtrem
e II 10
GigE
Express
Fiber SR
Adapter
(42C1790
)
N
N
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
The Brocade 10Gb CNA [42C1820], QLogic 10Gb CNA [42C1800], and Emulex Virtual Fabric Adapter
[49Y4250] each have two SFP+ ports and can be connected to the B24X using:
The adapter’s supported 10GBASE-SR SFP+ transceiver connected to the B24X 10GBASE-SR
z
SFP+ transceiver [69Y0389] over multi-mode fiber cable.
The Direct Attach SFP+ Active TwinAx copper cables listed in Table 4.
z
The NetXtreme II 10 GigE Express Fiber SR Adapter (42C1790) has a single integrated 10GBASE-SR
optic. This port can be connected to the B24X 10GBASE-SR SFP+ transceiver [69Y0389] over a
multi-mode fiber cable.
Connectivity to IBM BladeCenter
The B24X can be deployed as an aggregation switch to provide connectivity between down-stream