Cisco HWIC-4ESW and HWIC-D-9ESW EtherSwitch Interface Cards
How to Configure EtherSwitch HWICs
68
Book Title
Configuring Per-Port Storm Control
You can use these techniques to block the forwarding of unnecessary flooded traffic. This section
describes how to configure per-port storm control and characteristics on your router and consists of the
following configuration procedures:
•
Enabling Per-Port Storm Control, page 68
•
Disabling Per-Port Storm Control, page 69
By default, unicast, broadcast, and multicast suppression is disabled.
Enabling Per-Port Storm Control
Use these steps to enable per-port storm control.
SUMMARY STEPS
1.
enable
2.
configure terminal
3.
interface
interface-id
4.
storm-control
{
broadcast
|
multicast
|
unicast
}
level
level-high
[
level-low
]
5.
storm-control action
shutdown
6.
end
7.
show storm-control
[
interface
] [
broadcast
|
multicast
|
unicast
|
history
]
Step 6
show ip igmp snooping mrouter
[
vlan
vlan-id
]
Example:
Router# show ip igmp snooping mroute vlan
vlan1
Displays Mroute discovery information.
Step 7
copy running-config startup-config
Example:
Router# copy running-config startup-config
(Optional) Saves your configuration to the startup
configuration.
Command
Purpose