Chapter 29
Configuring Broadcast Suppression
Enabling Broadcast Suppression
To enable broadcast suppression, perform this task:
Command
Step 1
Router(config)# interface {{type
{port-channel number}}
Step 2
Router(config-if)# broadcast suppression
threshold
Router(config-if)# no broadcast suppression
Step 3
Router(config-if)# end
Step 4
Router# show running-config interface
1.
type = ethernet, fastethernet, gigabitethernet, or tengigabitethernet
When enabling broadcast suppression, you can specify the threshold in hundredths of a percent:
•
•
•
•
The threshold range is 0.00–100.00.
This example shows how to enable one-quarter-percent broadcast suppression on interface
FastEthernet 3/1 and verify the configuration:
Router# configure terminal
Router(config)# interface fastethernet 3/1
Router(config-if)# broadcast suppression 0.25
Router(config-if)# end
Router# show running-config interface fastethernet 3/1 | include suppression
broadcast suppression 0.25
Router#
78-14064-04
1
slot/port} |
Enter 0.00 to suppress all broadcasts.
Enter 0.01 for 0.01% (1/100th percent).
Enter 0.50 for 0.50% (one-half percent).
Enter 1 or 1.00 for 1% (one percent).
Purpose
Selects an interface to configure.
Enables broadcast suppression.
Disables broadcast suppression.
Exits configuration mode.
Verifies the configuration.
Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
Enabling Broadcast Suppression
29-3