Enable Link Dampening - Dell Force10 Z9000 Configuration Manual

• Link dampening can be applied to Layer 2 and Layer 3 interfaces.
• Link dampening can be configured on individual interfaces in a LAG.

Enable Link Dampening

Enable link dampening using the command
Figure 19-28.
Figure 19-28. Configuring Link Dampening
R1(conf-if-gi-1/1)#show config
!
interface GigabitEthernet 1/1
ip address 10.10.19.1/24
dampening 1 2 3 4
no shutdown
R1(conf-if-gi-1/1)#exit
View the link dampening configuration on an interface using the command
dampening information on all or specific dampened interfaces using the command
dampening
from EXEC Privilege mode, as shown in
Figure 19-29. Viewing all Dampened Interfaces
FTOS# show interfaces dampening
InterfaceState Flaps
Gi 0/0 Up
Gi 0/1 Up
Gi 0/2 Down
View a dampening summary for the entire system using the command show interfaces dampening
summary from EXEC Privilege mode, as shown in
Figure 19-30. Viewing a System-wide Dampening Summary
FTOS# show interfaces dampening summary
20 interfaces are configured with dampening. 3 interfaces are currently suppressed.
Following interfaces are currently suppressed:
Gi 0/2
Gi 3/1
Gi 4/2
FTOS#
Clear Dampening Counters
Clear dampening counters and accumulated penalties using the command
Figure 19-31.
dampening
Penalty Half-LifeReuse SuppressMax-Sup
0 0 5
2 1200 20
4 850 30
from INTERFACE mode, as shown in
Figure 19-29.
750 2500
500 1500
600 2000
Figure 19-30.
clear dampening
show config
, or view
show interfaces
20
300
120
, as shown in
Interfaces | 407