Command Reference Guide

Open Shortest Path First Commands
CLI Command Reference
September 2014 Page 581
HP Moonshot Switch Module CLI Command Reference
IP Event Dampening Commands
dampening
Use this command to enable IP event dampening on a routing interface.
no dampening
This command disables IP event dampening on a routing interface.
show dampening interface
This command summarizes the number of interfaces configured with dampening and the number of interfaces
being suppressed.
Example: The following shows example CLI display output for the command.
(Router)# show dampening interface
2 interfaces are configured with dampening.
1 interface is being suppressed.
Format
dampening [half-life period] [reuse-threshold suppress-threshold max-suppress-time
[restart restart-penalty]]
Mode Interface Config
Parameter Description
Half-life period The number of seconds it takes for the penalty to reduce by half. The configurable range is
1-30 seconds. Default value is 5 seconds.
Reuse Threshold The value of the penalty at which the dampened interface is restored. The configurable
range is 1-20,000. Default value is 1000.
Suppress
Threshold
The value of the penalty at which the interface is dampened. The configurable range is 1-
20,000. Default value is 2000.
Max Suppress
Time
The maximum amount of time (in seconds) an interface can be in suppressed state after it
stops flapping. The configurable range is 1-255 seconds. The default value is four times of
half-life period. If half-period value is allowed to default, the maximum suppress time
defaults to 20 seconds.
Restart Penalty Penalty applied to the interface after the device reloads. The configurable range is 1-
20,000. Default value is 2000.
Format
no dampening
Mode Interface Config
Format
show dampening interface
Mode Privileged EXEC