Failover configuration, Failover reference configuration 4 – Dell PowerVault TL2000 User Manual
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Dell PowerVault^*^ TL4000/TL2000 Failover Guide
Failover configuration
(one host with two NBAs, and two SAS drives)
BSa:" —
Main Path
Failover Path
Figure 3: Reference Configuration 3
Failover Reference Configuration 4:
One Host with dual Fibre Channel HBAs, two Fibre Channel switches and a Dell PowerVault^
with two Fibre Channel drives
In this configuration, failover occurs if one or more of the following occurs:
- One of the drives fails (hardware failure or is drive disconnected from the HBA port)
- One of the HBA controllers fails
- One of the switches fails
The physical connection of this configuration is shown in Figure 4.
Important Note: Dell Recommends Fibre Channel drives to be same generation. For Heterogonous
configurations refer to section: Heterogonous Validated Configurations
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