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Loop Protection
Table 16. Loop Protection Status Fields
Loop Protection Configuration
Use the Loop Protection Configuration page to configure this feature on one or more interfaces. To dis-
play this page, click
Switching
>
Loop Protection
in the navigation pane and select the
Configura-
tion
tab.
Figure 22. Loop Protection Configuration Page
Field
Description
Interface
The port or trunk ID.
Loop Protection
Indicates whether the feature is administratively enabled or disabled on the port. Loop
Protection is disabled by default.
Configured Action Taken
The action that is set to occur when a loop is detected on the port with loop protection
enabled:
Shutdown Port—The port will be shut down for the configured period. This is the default.
Shutdown Port and Log—The event will be logged and the port it shut down for the con-
figured period.
Log Only—The event will be logged and the port remains operational.
Tx Mode
Indicates whether the interface is configured (Enabled) to send out loop protection protocol
data units (PDUs) to actively detect loops. When disabled, the interface does not send out
loop protection PDUs but can receive them from other ports. Tx Mode is enabled by default.
Loop Count
The number of loops detected on this interface since the last system boot or since statistics
were cleared.
Status
The current loop protection status of the port. Link Up indicates the interface is operating
normally. Link Down indicates that the port has been shut down due to the detection of a loop.
Loop
Whether a loop is currently detected on the port.
Time of Last Loop
The date and time of the last loop event detected.
