Allied Telesis XS910/8, Руководство пользователя

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XS910/8 Unmanaged Switch Installation and User’s Guide
20
Examples with
Loop Prevention
and Regular
Switches
In examples shown in Figure 7, the AT-XS910/8 switch and a regular
switch form links. When Loop Prevention is enabled, the AT-XS910/8
switch sends Loop Prevention frames. When detecting a loop, the switch
blocks a port or ports except the port with the smallest number.
x
Figure 7. AT-XS910/8 and Regular Switches for Loop Prevention
In an example shown in Figure 8, the AT-XS910/8 switch and a regular
switch form a link. The regular switch is causing a loop. When receiving a
Loop Prevention frame, the AT-XS910/8 switch blocks its port.
x
Figure 8. AT-XS910/8 and Regular Switches for Loop Prevention - Case 3