Allied Telesis AlliedWare Plus Operating System Version 5.4.4C (x310-26FT,x310-26FP,x310-50FT,x310-50FP) - Manual (Page 410)

Switching Commands
Software Reference for x310 Series Switches
15.48 AlliedWare Plus TM Operating System - Version 5.4.4C C613-50046-01 REV A
storm-control level
Use this command to specify the threshold level for broadcasting, multicast, or destination
lookup failure (DLF) traffic for the port. Storm-control limits the specified traffic type to the
specified threshold.
Use the no variant of this command to disable storm-control for broadcast, multicast or
DLF traffic.
Syntax storm-control {broadcast|multicast|dlf} level
no storm-control {broadcast|multicast|dlf} level
Default By default, storm-control is disabled.
Mode Interface Configuration
Usage Flooding techniques are used to block the forwarding of unnecessary flooded traffic. A
packet storm occurs when a large number of broadcast packets are received on a port.
Forwarding these packets can cause the network to slow down or time out.
Example To limit broadcast traffic on port1.0.2 to 30% of the maximum port speed, use the
following commands:
Related Commands show storm-control
Parameter Description
<0-100> Specifies the threshold as a percentage of the maximum
port speed.
broadcast Applies the storm-control to broadcast frames.
multicast Applies the storm-control to multicast frames.
dlf Applies the storm-control to destination lookup failure traffic.
awplus# configure terminal
awplus(config)# interface port1.0.2
awplus(config-if)# storm-control broadcast level 30