Dell PowerVault TL4000 Dell PowerVault TL4000 Failover Configuration Guide - Page 5

Failover configuration, Failover Reference Configuration 2

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Dell PowerVault™ TL4000/TL2000 Failover Guide Failover configuration (one host, one switch, two FC drives) Main Path Failover Path Figure 1: Reference Configuration 1 Failover Reference Configuration 2: One Host with one dual port Fibre Channel HBA, two Fibre Channel switches and one Dell PowerVault™ with two Fibre Channel drives In this configuration, failover occurs if one of the following occurs: ‐ One of the drives in the library fails (hardware failure or drive is disconnected from the Fibre Channel switch) ‐ One of the switches fails ‐ One of the HBA ports fails The physical connection of this configuration is shown in Figure 2. Important Note: Dell Recommends Fibre Channel drives to be same generation. For Heterogonous configurations refer to section: Heterogonous Validated Configurations 5|Page 12/31/09 version 2.0 Always refer to www.dell.com\support for latest documentation and updates

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Dell PowerVault™ TL4000/TL2000 Failover Guide
5|
Page
12/31/09
version
2.0
Failover configuration
(one host, one switch, two FC drives)
Main Path
Failover Path
Figure 1: Reference Configuration 1
Failover Reference Configuration 2:
One Host with one dual port Fibre Channel HBA, two Fibre Channel switches and one Dell
PowerVault™ with two Fibre Channel drives
In this configuration, failover occurs if one of the following occurs:
‐
One of the drives in the library fails (hardware failure or drive is disconnected from the Fibre
Channel switch)
‐
One of the switches fails
‐
One of the HBA ports fails
The physical connection of this configuration is shown in Figure 2.
Important Note: Dell Recommends Fibre Channel drives to be same generation. For Heterogonous
configurations refer to section: Heterogonous Validated Configurations
Always refer to www.dell.com\support for latest documentation and updates