3.27.11 QoS Storm Policing Configuration

Use this command to configure Global storm policers for the switch. There is a unicast storm policer, multicast storm policer, and a broadcast storm policer. These only affect flooded frames, that is, frames with a (VLAN ID, DMAC) pair not present in the MAC Address table.

Command Syntax:

qos storm { unicast | broadcast | multicast} <rate> [ fps | kfps | kbps | mbps ]
Table 3-118. Command Description

Argument

Description

Parameter

<rate>

Controls the rate for the global storm policer. This value is restricted to 1–1024000 when the 'Unit' is fps, and 1–1024 when the 'Unit' is kfps. The rate is internally rounded up to the nearest value supported by the global storm policer. Supported rates are 1, 2, 4, 8, 16, 32, 64, 128, 256, and 512 fps for rates <= 512 fps and 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, and 1024 kfps for rates > 512 fps.

Default

N.A

Mode

Global Configuration mode

Usage

Enable and configure Global storm policers. To disable, use the ‘no’ version of the command.

Example

Example 1:

Enable unicast storm policer with 100 fps rate.

(config)# qos storm unicast 100