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Chapter 2. Installing and Removing the NE2552E
© Copyright Lenovo 2018
This chapter provides instructions for installing and removing the NE2552E in the
Lenovo Flex System chassis. See the documentation for your Lenovo Flex System
chassis for information about I/O bay locations and the components that can be
installed in them that is specific to your Lenovo Flex System chassis type.
The following illustration shows an example of a Lenovo Flex System chassis
(rear‐view) with the I/O bays identified.
Figure 2. Flex System chassis I/O bays.
I/O Module
Bay 1
A Lenovo Flex System network adapter must be installed in each compute node
with which you want to communicate. To enable the switch to communicate with a
compute node, at least one switch must be installed in the Lenovo Flex System
chassis. For details about network adapter installation, configuration, and use, see
the documentation that comes with the Lenovo Flex System network adapter.
Installing a second switch enables a redundant path and a separate connection
from the compute node to the external Ethernet network.
The Lenovo Flex System chassis supports a maximum of four NE2552E modules.
The Lenovo Flex System chassis supports a maximum of twenty‐eight network
adapters.
I/O Module
I/O Module
Bay 3
Bay 2
I/O Module
Bay 4
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