3Com 3C780 User Guide - Page 71
dual attachment hubs in wrap state.
UPC - 662705029917
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Configuring the Hub 3-3 You can place a dual attachment hub directly on the trunk ring. This allows it to participate in ring wrapping if a segment of the trunk fails. Figure 3-2 shows dual attachment hubs in wrap state. DAC BA DAS BA DAC Fault occurred in dual attached station Figure 3-2. Dual Attachment Hubs (DACs) in Wrap State
3-3
Configuring the Hub
You can place a dual attachment hub directly on the trunk ring.
This allows it to
participate in ring wrapping if a segment of the trunk fails.
Figure 3-2 shows
dual attachment hubs in wrap state.
B
A
DAC
DAC
DAS
Fault occurred in
dual attached station
B
A
Figure 3-2.
Dual Attachment Hubs (DACs) in Wrap State