Cisco WS-C6506 Software Manual page 906

Configuring Broadcast Suppression on the Switch
To enable the errdisable state on a port, perform this task in privileged mode:
Task
Step 1 Enable the errdisable state.
Step 2
Verify that the errdisable state is enabled.
This example shows how to limit the broadcast traffic to 90 percent and error disable the port when
broadcast suppression occurs:
Console> (enable) set port broadcast 4/6 90% violation errdisable
Port 4/6 broadcast traffic limited to 90.00%.
On broadcast suppression port 4/6 is configured to move to errdisabled state.
Console> (enable)
Enter the set errdisable-timeout enable bcast-suppression command to enable the errdisable timeout
Note
feature for broadcast suppression.
Once a port is put into errdisable state, it can be reenabled after a specific timeout interval has expired.
Enter the set errdisable-timeout interval command to specify the timeout interval.
Enter the set port errdisable-timeout command to control on a per-port basis whether a port should be
enabled after a certain time or continue to be in the errdisabled state once it has been errdisabled.
For more information, see the
page
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
35-6
"Configuring a Timeout Period for Ports in errdisable State" section on
4-12.
Chapter 35 Configuring Broadcast Suppression
Command
set port broadcast mod/port threshold%
[violation {drop-packets | errdisable}]
[multicast {enable | disable}]
[unicast {enable | disable}]
show port broadcast [mod[/port]]
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