Specifications

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Catalyst 4500 Se ries S wit ch C is co IO S C om mand R efer ence —Re lease I OS XE 3 .3.0 XO(1 5.1 (1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
storm-control broadcast include multicast
storm-control b roadcast incl ude multicas t
To enable multicast storm control on a port, use the storm-control broadcast include multicast
command. To disable multicast storm control, use the no form of this command.
storm-control broadcast include multicast
no storm-control broadcast include multicast
Syntax Description This command has no arguments or keywords.
Defaults Multicast storm control is disabled.
Command Modes Interface configur ation mode
Usage Guidelines This command prompts the hardware to filter multicast packets if it is already filtering broadcast packets.
The Catalyst 4500 seri es switch sup port pe r-interface multic ast suppression. When you enable multicast
suppression on an interface you sub ject incoming multicast and b roadcast traffic on that interface to
suppression.
Examples This example shows how to enable multicast storm control globally:
Switch# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)# storm-control broadcast include multicast
Switch(config)# end
This example shows how to enable per-port Multicast storm control:
Switch# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)# interface fastethernet2/4
Switch(config-if)# storm-control broadcast include multicast
Switch(config)# end
Related Commands Command Description
storm-control Enables broadcast stor m control on a port and a nd specifie s
what to do when a storm occurs on a port.