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3.3
Configuration Options
3.3.1 Port Assignments
Figure 3-1: Port Assignments in a 6-channel, Dual-controller Configuration
Port Assignments in Different Configurations
Port assignments can vary with dual- or single-controller, 6- or 4-channel
configurations, and with enabled or disable hub. The 4-channel models do
not have CH4 and CH5.
A port
CH0 + CH1
B port
CH2 & CH3
A port
CH4 + CH5
(Host mode)
B port
A port
CH4 + CH5
(Drive mode)
B port
Table 3-1 Port Assignments in Different Configurations
CAUTION!
If your configure CH4 and CH5 as drive loops, it is recommended to
enable their onboard hub.
Without an activated onboard hub on CH4 and CH5, you will need external
FC switches for routing drive-side connections.
Configuration Options
Chapter 3: Subsystem Connection
Dual-controller
Hub En.
Hub Dis.
To controller A
Shared
access
To controller B
Hub En.
Hub Dis.
Ports on an I/O module are always hubbed and linked to a
bypass. No A/B port designations.
Hub En.
Hub Dis.
To controller A
Shared
access
To controller B
Shared
Not
access
recommended!
Single-controller
Hub En.
Hub Dis.
To controller A
To
controller A
Don't use
Hub En.
Hub Dis.
Hub En.
Hub Dis.
To controller A
To
controller A
Don't use
To controller A
To
controller A
Don't use
3-3
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