storm-constrain

Syntax

storm-constrain { broadcast | multicast | unicast } pps max-values min-values

undo storm-constrain { all | broadcast | multicast | unicast }

View

Ethernet interface view

Default level

2: System level

Parameters

all: Disables storm control for all types of packets: broadcast, multicast, and unknown unicast.

broadcast: Enables or disables broadcast storm control.

multicast: Enables or disables multicast storm control.

unicast: Enables or disables unknown unicast storm control.

pps: Sets storm control thresholds in pps.

max-values: Sets the upper threshold.

min-values: Sets the lower threshold, ranging from 1 to max-values.

Description

Use storm-constrain to enable broadcast, multicast, or unknown unicast storm control on an Ethernet port.

Use undo storm-constrain to disable storm control.

By default, traffic storm control is disabled.

To achieve desirable storm protection effect, avoid configuring both the storm-constrain command and any storm suppression command (unicast-suppression, multicast-suppression, and broadcast-suppression) on a port.

An upper threshold must be greater than or equal to the corresponding lower threshold. Hewlett Packard Enterprise does not recommend configuring the same value for the two thresholds.

Examples

# Enable unknown unicast storm control on Ethernet 1/0/1, setting the upper and lower thresholds to 200 pps and 150 pps.

<Sysname> system-view
[Sysname] interface ethernet 1/0/1
[Sysname-Ethernet1/0/1] storm-constrain unicast pps 200 150