White Papers

Storm Control
The storm control feature allows you to control unknown-unicast, muticast, and broadcast control trac on Layer 2 and Layer 3 physical
interfaces.
The minimum number of packets per second (PPS) that storm control can limit is two.
Dell Networking Operating System (OS) Behavior: Dell Networking OS supports broadcast control (the storm-control broadcast
command) for Layer 2 and Layer 3 trac.
To view the storm control broadcast conguration show storm-control broadcast | multicast | unknown-unicast |
pfc-llfc [interface] command.
EXEC Privilege
To view the storm control multicast conguration, use the show storm-control multicast [interface] command.
EXEC Privilege
Example:
Dell#show storm-control multicast Tengigabitethernet 1/1
Multicast storm control configuration
Interface Direction Packets/Second
-----------------------------------------
Te 1/1 Ingress 5
Dell#
To display the storm control unknown-unicast conguration, use the show storm-control unknown-unicast [interface]
command.
EXEC Privilege
Congure Storm Control
Storm control is supported in INTERFACE mode and CONFIGURATION mode.
Conguring Storm Control from INTERFACE Mode
To congure storm control, use the following command.
From INTERFACE mode:
• You can only on congure storm control for ingress trac.
• If you congure storm control from both INTERFACE and CONFIGURATION mode, the INTERFACE mode congurations override the
CONFIGURATION mode congurations.
• The storm control is calculated in packets per second.
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932 Storm Control