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Configuring Switch Alarms
How to Configure Switch Alarms
Command
1.
configure terminal
2.
interface interface-id
3.
fcs-threshold value
4.
end
5.
show fcs-threshold
6.
copy running-config startup-config
Setting the FCS Error Hysteresis Threshold
The hysteresis setting prevents the toggle of an alarm when the actual bit error-rate fluctuates near the configured rate.
The FCS hysteresis threshold is applied to all ports of a switch.
Command
1.
configure terminal
2.
alarm facility fcs-hysteresis
percentage
3.
end
4.
show running config
5.
copy running-config startup-config
Configuring Alarm Profiles
Creating an Alarm Profile
You can use the alarm profile global configuration command to create an alarm profile or to modify an existing profile.
When you create a new alarm profile, none of the alarms are enabled.
Note:
The only alarm enabled in the defaultPort profile is the Port not operating alarm.
Command
1.
configure terminal
2.
alarm profile name
3.
end
4.
show alarm profile name
5.
copy running-config startup-config
Purpose
Enters global configuration mode.
Enters the interface to be configured, and enters interface configuration
mode.
Sets the FCS error rate.
For value, the range is 6 to 11 to set a maximum bit error rate of 10
By default, the FCS bit error rate is 10
Returns to privileged EXEC mode.
Verifies the setting.
(Optional) Saves your entries in the configuration file.
Purpose
Enters global configuration mode.
Sets the hysteresis percentage for the switch.
For percentage, the range is 1 to 10. The default value is 10 percent.
Returns to privileged EXEC mode.
Verifies the configuration.
(Optional) Saves your entries in the configuration file.
Purpose
Enters global configuration mode.
Creates the new profile or identifies an existing profile, and enters alarm
profile configuration mode.
Returns to privileged EXEC mode.
Verifies the configuration.
(Optional) Saves your entries in the configuration file.
53
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