Specifications

66 CHAPTER 4 High Availability and Virtualization Enhancements
Figure 4-1 illustrates a two-node single-instance failover cluster running SQL Server on
Windows Server 2008 R2.
Public Network
Heartbeat Network
SQL Cluster\Instance01
SAN Storage
Node1 Node2
FIGURE 4-1 A two-node single-instance failover cluster
Figure 4-2 illustrates a multiple-instance failover cluster running SQL Server on Windows
Server 2008 R2.
Public Network
Heartbeat Network
SQL Cluster\Instance01
SAN Storage
Node1 Node2
SQL Cluster\Instance02
FIGURE 4-2 A two-node multiple-instance failover cluster