Chapter 2: Virtual Chassis Stacking
In stacks of four chassis, no switch can have trunk links to more
than two other chassis. The trunk example in Figure 27 is
unsupported because chassis 1 has trunk links to all three of the
other switches.
Chassis 1
Chassis 4
Chassis 2
Chassis 3
Figure 27. Unsupported Trunk Because a Chassis is Connected to Three
Other Chassis
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