NonStop S-Series Server Description Manual (G06.24+)

Introduction
HP NonStop S-Series Server Description Manual—520331-003
1-49
Connections Between Zones in Layered Topology
Figure 1-25. Multiple Zones of ServerNet Clusters Using Layered Topology
Two Zones
Three Zones
Cluster Switch Zone 1 Cluster Switch Zone 2
Y Cluster Switch
Layer 2
Y Switch Group 1
Y Cluster Switch
Layer 1
X Switch Group 1
X Cluster Switch
Layer 1
Y Cluster Switch
Layer 2
Y Switch Group 1
Y Cluster Switch
Layer 1
X Cluster Switch
Layer 2
X Switch Group 1
X Cluster Switch
Layer 1
Nodes
25 - 32
Nodes
9 - 16
Nodes
17 - 24
Nodes
1 - 8
X Cluster Switch
Layer 2
Zone-to-
Zone
Cables
Cluster Switch Zone 1
X Switch Group 1
Cluster Switch Zone 3
X Switch Group 3
Cluster Switch Zone 2
X Switch Group 2
X Cluster Switch
Layer 1
X Cluster Switch
Layer 2
X Cluster Switch
Layer 3
X Cluster Switch
Layer 4
X Cluster Switch
Layer 1
X Cluster Switch
Layer 1
Zone-to-Zone
Cables
Not Shown for
Simplicity:
Nodes,
Y Switch Groups,
Other Layers
VST082.vsd