Server User Manual

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Figure 5–6: MC1 to MC2 Standard Hub Rolling Upgrade: Replace Third

System Memory Channel Adapters

AlphaServer

Member

System 1

MC2

MC1

AlphaServer

Member

System 2

MC2

MC1

MC2 Hub

# 1

MC1 Hub

# 2

AlphaServer

Member

System 3

MC2

MC2

MC2 Hub

# 2

opto

only

0/opto

1/opto

1/opto

ZK-1525U-AI

5–24 Setting Up the Memory Channel Cluster Interconnect