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User Guide 140
Configuring DDM (Only for Certain Devices) DDM Configuration
Step 3 ddm state enable
Enable DDM on this SFP port.
Step 4 show ddm configuration state
Display the DDM state of the SFP ports.
Step 5 end
Return to Privileged EXEC Mode.
Step 6 copy running-config startup-config
Save the settings in the configuration file.
The following example shows how to enable DDM status on SFP port 1/0/25:
Switch#configure
Switch(config)#interface gigabitEthernet 1/0/25
Switch(config-if)#ddm state enable
Switch(config-if)#show ddm configuration state
DDM Status Shutdown
Gi1/0/25 Enable None
...
Switch(config-if)#end
Switch#copy running-config startup-config
2.2.2 Configuring DDM Shutdown
Follow these steps to configure settings for shutting down SFP ports when the alarm
threshold or warning threshold is exceeded:
Step 1 configure
Enter global configuration mode.
Step 2 interface { fastEthernet
port
| range fastEthernet
port-list
|
gigabitEthernet
port
| range
gigabitEthernet
port-list
| ten-gigabitEthernet
port
| range ten-gigabitEthernet
port-list
}
Enter interface configuration mode.
Step 3 ddm shutdown { none | warning | alarm }
none: The port will not be shut down if the alarm threshold or warning threshold is exceeded.
warning: Shut down the port when the warning threshold is exceeded.
alarm: Shut down the port when the alarm threshold is exceeded.
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