Allied Telesis GS910 Series - Examples with Loop Prevention and Regular Switches

GS910 Series Gigabit Ehternet Unmanaged Switch Installation and User’s Guide
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Figure 13. Multiple AT-GS910 Switches for Loop Prevention
Examples with
Loop Prevention
and Regular
Switches
In examples shown in Figure 14 on page 25, the AT-GS910 switch and a
regular switch form links. When Loop Prevention is enabled, the
AT-GS910 switch sends Loop Prevention frames. When detecting a loop,
the switch blocks a port or ports except the port with the smallest number.