Specifications

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Catalyst 2950 and Catalyst 2955 Switch Command Reference
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Chapter 2 Cisco IOS Commands
show storm-control
Examples This is an example of output from the show storm-control broadcast command:
Switch> show storm-control broadcast
Interface Filter State Trap State Upper Lower Current Traps Sent
--------- ------------- ------------- ------- ------- ------- ----------
Fa0/1 <inactive> <inactive> 100.00% 100.00% 0.00% 0
Fa0/2 <inactive> <inactive> 100.00% 100.00% 0.00% 0
Fa0/3 <inactive> <inactive> 100.00% 100.00% 0.00% 0
Fa0/4 Forwarding Below rising 30.00% 20.00% 20.32% 17
. . . .
Table 2-16 lists the show storm-control field descriptions.
Table 2-16 show storm-control Field Descriptions
Field Description
Interface Displays the ID of the interface.
Filter State Displays the status of the filter:
• Blocking—Storm control is enabled, action is filter, and a storm has
occurred.
• Forwarding—Storm control is enabled, and a storm has not occurred.
• Inactive—Storm control is disabled.
• Shutdown—Storm control is enabled, the action is to shut down, and a
storm has occurred.
Note If an interface is disabled by a broadcast, multicast, or unicast storm,
the filter state for all traffic types is shutdown.
Trap State Displays the status of the SNMP trap:
• Above rising—Storm control is enabled, and a storm has occurred.
• Below rising—Storm control is enabled, and a storm has not occurred.
• Inactive—The trap option is not enabled.
Upper Displays the rising suppression level as a percentage of total available
bandwidth.
Lower Displays the falling suppression level as a percentage of total available
bandwidth.
Current Displays the bandwidth utilization of a specific traffic type as a percentage
of total available bandwidth. This field is valid only when storm control is
enabled.
Traps Sent Displays the number traps sent on an interface for a specific traffic type.