Chapter 47: Broadcast Storm Control Commands

These commands can be used to enable broadcast storm control on a port. You can protect your network from broadcast storms by setting a threshold for broadcast traffic for each port. Any broadcast packets exceeding the specified threshold will then be dropped.

Table 47-1 Broadcast Storm Control Commands

Command

Function

Mode

Page

 

 

 

 

switchport broadcast

Configures the broadcast storm control threshold

IC

47-1

packet-rate

 

 

 

show interfaces status

Displays status for the specified interface

NE, PE

45-8

 

 

 

 

switchport broadcast packet-rate

This command configures broadcast storm control. Use the no form to disable broadcast storm control.

Syntax

switchport broadcast packet-rate rate no switchport broadcast

rate - Threshold level as a rate; i.e., packets per second. (Range: 500-262143)

Default Setting

Enabled for all ports

Packet-rate limit: 500 pps

Command Mode

Interface Configuration (Ethernet)

Command Usage

When broadcast traffic exceeds the specified threshold, packets above that threshold are dropped.

Broadcast control does not effect IP multicast traffic.

Example

The following shows how to configure broadcast storm control at 600 packets per second:

Console(config)#interface ethernet 1/5

Console(config-if)#switchport broadcast packet-rate 600

Console(config-if)#

47-1

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Accton Technology 24/48-Port, ES4548D, ES4524D manual Broadcast Storm Control Commands, Switchport broadcast packet-rate