Figure 5–2 shows a dual, redundant virtual hub configuration using MC1
hardware being upgraded to MC2.
Figure 5–2: MC1 to MC2 Virtual Hub Rolling Upgrade
AlphaServer
Member
System 1
MC1
MC1
AlphaServer
Member
System 2
MC1
MC1
AlphaServer
Member
System 1
MC2
MC1
AlphaServer
Member
System 2
MC1
MC1
AlphaServer
Member
System 1
MC2
MC1
AlphaServer
Member
System 2
MC2
MC2
AlphaServer
Member
System 1
MC2
MC2
AlphaServer
Member
System 2
MC2
MC2
A
B
C
D
ZK-1530U-AI
5–20 Setting Up the Memory Channel Cluster Interconnect