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Catalyst 3550 Multilayer Switch Command Reference
OL-8566-01
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
show storm-control
This is an example of output from the show storm-control command for a specified interface. Because
no traffic type keyword was entered, the broadcast storm control settings appear.
Switch> show storm-control fastethernet0/1
Interface Filter State Upper Lower Current
--------- ------------- ---------- --------- ---------
Fa0/1 Forwarding 20 pps 10 pps 5 pps
Table 2-26 describes the fields in the show storm-control display.
Related Commands
Ta b l e 2-26 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, and a storm has occurred.
• Forwarding—Storm control is enabled, and no storms have occurred.
• Inactive—Storm control is disabled.
Upper Displays the rising suppression level as a percentage of total available
bandwidth or in packets per second.
Lower Displays the falling suppression level as a percentage of total available
bandwidth or in packets per second.
Current Displays the bandwidth utilization of broadcast traffic or the specified traffic
type (broadcast, multicast, or unicast) as a percentage of total available
bandwidth or in packets per second. If storm control is disabled, this field
displays N/A (not applicable).
Command Description
storm-control Configures the broadcast, the multicast, or the unicast storm control with the
specified suppression level.
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