Management Server - HP 1032 Manual

Interconnect Switch
An Interconnect Switch provides high speed connectivity between Compute Nodes. Used
for message passing and remote memory access capabilities for parallel applications.
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Management Processor (MP)
Management Processor (MP) controls the system console, reset and power management
functions.
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Management Server

The Management Server provides single point of management for all system components in
the cluster. In smaller clusters the Management Server may also serve as a head Node.
References:
Head Node
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Network Attached Storage (NAS)
Network Attached Storage (NAS) attaches directly to Ethernet networks, providing easy
installation, low maintenance, and high uptime.
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Storage
Storage can either be local to each Compute Node, or external to the cluster.