Cisco NM-8B-U - HW ROUTERS L-M User Manual page 236

show storm-control
Table 22
Table 22
Field
Interface
Filter State
Upper
Lower
Current
The following is sample output from the show storm-control fastethernet0/4 history command, which
displays the ten most recent storm events for an interface:
Switch# show storm-control fastethernet0/4 history
Interface Fa0/4 Storm Event History
Event Type
------------------
Unicast
Broadcast
Multicast
Unicast
Broadcast
Multicast
Unicast
Broadcast
Multicast
Broadcast
The duration field could be n/a when a storm is still present or when a new storm of a different type
Note
occurs before the current storm ends.
Related Commands Command
storm-control
Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ
236
16- and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series
describes the fields shown in the display.
show storm-control Field Descriptions
Description
Displays the ID of the interface.
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.
If an interface is disabled by a broadcast, multicast, or unicast storm,
Note
the filter state for all traffic types is shutdown.
Displays the rising suppression level as a percentage of total available
bandwidth.
Displays the falling suppression level as a percentage of total available
bandwidth.
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.
Event Start Time
----------------
04:58:18
05:01:54
05:01:54
05:01:54
05:05:00
05:05:00
05:06:00
05:09:39
05:09:39
05:11:32
Description
Enables broadcast, multicast, or unicast storm control on a port.
Duration (seconds)
------------------
206
n/a
n/a
108
n/a
n/a
n/a
n/a
n/a
172