User Guide

Supported servers and I/O modules
The Ethernet Expansion Card (CIOv) is supported in the BladeCenter servers listed in Table 2.
Table 2. Supported servers
Ethernet Expansion Card (CIOv) 44W4475 N N N Y N N N N N N N N N N N
See ServerProven for the latest information on the expansion cards supported by each blade server type:
http://www.lenovo.com/us/en/serverproven/.
CIOv expansion cards are installed in the CIOv slot in supported servers such as the HS22, as shown in green in
Figure 2.
Figure 2. Location of the CIOv slot in the BladeCenter HS22
The Ethernet Expansion Card (CIOv) requires that a supported I/O module is installed in bay 3 and bay 4 of the
chassis that the cards and servers are installed in. The supported I/O modules are:
Any IBM, BNT or Cisco Ethernet Switch Module (standard form-factor switch module)
Optical Pass-thru Module
Copper Pass-thru Module
Intelligent Copper Pass-thru Module
Ethernet Expansion Card (CIOv) for BladeCenter (withdrawn product) 3