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
show storm-control
Use the show storm-control user EXEC command to display the packet-storm control information. This
command also displays the action that the switch takes when the thresholds are reached.
show storm-control [interface-id] [{broadcast | history | multicast | unicast }] [ | {begin | exclude
| include} expression]
Syntax Description
Command Modes User EXEC
Command History
Usage Guidelines If the variable interface-id is omitted, the show storm-control command displays storm-control settings
for all ports on the switch.
You can display broadcast, multicast, or unicast packet-storm information by using the corresponding
keyword. When no option is specified, the default is to display broadcast storm-control information.
Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.
interface-id (Optional) Port for which information is to be displayed.
broadcast (Optional) Display broadcast storm information.
history (Optional) Display storm history on a per-port basis.
multicast (Optional) Display multicast storm information.
unicast (Optional) Display unicast storm information.
| begin (Optional) Display begins with the line that matches the specified
expression.
| exclude (Optional) Display excludes lines that match the specified expression.
| include (Optional) Display includes lines that match the specified expression.
expression Expression in the output to use as a reference point.
Release Modification
12.1(6)EA2 This command was first introduced. It replaced the show port
storm-control command.