HP Tc4100 - Server - 256 MB RAM Configuration Manual page 20

Figure 2 Minimum Supported Configuration with Two Data Centers
Primary Data Center 1
Clients
Network Network
Switch Switch
Node Node
A B
FC
Hub/Switch
FC
Hub/Switch
XP Disk
Array
In the example above, the Quorum Server is in data center 1. Note that if data center 1 is down, the cluster
nodes in data center 2 will not be able to form a new cluster. Therefore, this configuration is not
recommended.
Hardware Requirements
System Platform for cluster nodes
IA-32 Server
LC2000r
LP2000r
LT6000r
LXr8500
TC4100
System Platform for Quorum server
IA-32 Servers
LP1000r
LC2000r
LP2000r
QS
Channel
Bonding
Dedicated
Heartbeat
link
Network
Switch
Cluster Heartbeat,
Client network,
CA connections
DWDM
Redundant DWDM
Links, routed
differently
Maximum distance 100 kilometers
Primary Data Center 2
Dedicated
Heartbeat
link
Network
Switch
Network
Switch
Node
DWDM
FC
Hub/Switch
Clients
Network
Switch
Node
C D
FC
Hub/Switch
XP Disk
Array