Storm-Control - Cisco Catalyst 2960 Command Reference Manual

Chapter 2 Catalyst 3750 Switch Cisco IOS Commands

storm-control

0
Use the storm-control interface configuration command to enable broadcast, multicast, or unicast storm
control and to set threshold levels on an interface. Use the no form of this command to return to the
default setting.
Syntax Description
broadcast
multicast
unicast
level level
[level-low]
level bps bps
[bps-low]
OL-8604-03
(Optional) Enter to continue using the MAC address of the current stack master
after a new stack master takes over.
storm-control {{broadcast | multicast | unicast} level {level [level-low] | bps bps [bps-low] | pps
pps [pps-low]}} | {action {shutdown | trap}}
no storm-control {{broadcast | multicast | unicast} level} | {action {shutdown | trap}}
Enable broadcast storm control on the interface.
Enable multicast storm control on the interface.
Enable unicast storm control on the interface.
Specify the rising and falling suppression levels as a percentage of total bandwidth
of the port.
level—Rising suppression level, up to two decimal places. The range is 0.00 to
•
100.00. Block the flooding of storm packets when the value specified for level
is reached.
level-low—(Optional) Falling suppression level, up to two decimal places. The
•
range is 0.00 to 100.00. This value must be less than or equal to the rising
suppression value. If you do not configure a falling suppression level, it is set to
the rising suppression level.
Specify the rising and falling suppression levels as a rate in bits per second at which
traffic is received on the port.
bps—Rising suppression level, up to 1 decimal place. The range is 0.0 to
•
10000000000.0. Block the flooding of storm packets when the value specified
for bps is reached.
• bps-low—(Optional) Falling suppression level, up to 1 decimal place. The range
is 0.0 to 10000000000.0. This value must be equal to or less than the rising
suppression value.
You can use metric suffixes such as k, m, and g for large number thresholds.
Catalyst 2960 Switch Command Reference
storm-control
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