Security
Storm Control
350 Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4
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Storm Control
To define Storm Control:
STEP 1 Click Security > Storm Control > Storm Control Settings.
STEP 2 Select a port and click Edit.
STEP 3 Enter the parameters.
• Interface—Select the port for which storm control is enabled.
Unknown Unicast Storm Control
• Storm Control State—Select to enable Storm Control for Unicast packets.
• Rate Threshold—Enter the maximum rate at which unknown packets can be
forwarded. This value can be entered by Kbits/sec or By percentage of the total
available bandwidth.
• Trap on Storm—Select to send a trap when a storm occurs on a port. If this is not
selected, the trap is not sent.
• Shutdown on Storm—Select to shutdown a port when a storm occurs on the port. If
this is not selected extra traffic is discarded.
Multicast Storm Control
• Storm Control State—Select to enable Storm Control for Multicast packets.
• Multicast Type—Select one of the following types of Multicast packets on which to
implement storm control:
- All—Enables storm control on all Multicast packets on the port.
- Registered Multicast—Enables storm control only on registered Multicast addresses
on the port.
- Unregistered Multicast—Enables only unregistered Multicast storm control on the
port.
• Rate Threshold—Enter the maximum rate at which unknown packets can be
forwarded. This value can be entered by Kbits/sec or By percentage of the total
available bandwidth.
• Trap on Storm—Select to send a trap when a storm occurs on a port. If this is not
selected, the trap is not sent.