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Operating Your Storage Enclosure 19
Operating Your Storage Enclosure
Before You Begin
Before connecting your storage enclosure, ensure that the following are
available:
• Power cables
• SAS cables
• Rail kit
•
Dell Systems Management Tools and Documentation
media
• Documentation
– Getting Started Guide
– Rack Installation Instructions
– Safety instructions
Cabling Your Enclosure
You can cable your enclosure in either a unified-mode configuration or in a
split-mode configuration.
• In a unified-mode configuration your
enclosure
is connected to one host,
for example, a server with a controller card. Your
enclosure
can be one of
up to four enclosures daisy-chained to a single port on the controller card
in your host server. The enclosure can also be connected in a redundant
path mode with two connections to single host server. See Figure 2-2 and
Figure 2-3 for cabling diagrams of a unified mode configuration.
• In a split-mode configuration your
enclosure
is connected to either two
host controllers or two ports on a single host controller. You can connect
your enclosure to two different host servers in a split mode configuration.
Each server sees the enclosure as an independent device with half of the
total enclosure slot capacity. Table 2-1 lists the drives that are controlled by
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