Configuring QoS
Bandwidth Control Configuration
User Guide
463
Step 3
storm-control rate-mode {
kbps
|
ratio
}
Specify the Rate Mode for the broadcast threshold, multicast threshold and UL-Frame
threshold on the desired port.
kbps
: The switch will limit the maximum speed of the specific kinds of traffic in kilo-bits per
second.
ratio
: The switch will limit the percentage of bandwidth utilization for specific kinds of traffic.
Step 4
storm-control broadcast
rate
Specify the upper rate limit for receiving broadcast packets. The broadcast traffic exceeding
the limit will be processed according to the Action configurations.
rate
: Enter the upper rate. In kbps mode, the valid values are from 1 to 1000000 Kbps. In ratio
mode, the valid values are from 1 to100 percent.
Step 5
storm-control multicast
rate
Specify the upper rate limit for receiving multicast packets. The multicast traffic exceeding the
limit will be processed according to the Action configurations.
rate
: Enter the upper rate. In kbps mode, the valid values are from 1 to 1000000 Kbps. In ratio
mode, the valid values are from 1 to100 percent.
Step6
storm-control unicast
rate
Specify the upper rate limit for receiving unknown unicast frames. The traffic exceeding the
limit will be processed according to the Action configurations.
rate
: Enter the upper rate. In kbps mode, the valid values are from 1 to 1000000 Kbps. In ratio
mode, the valid values are from 1 to100 percent.
Step 7
storm-control exceed {
drop
|
shutdown
} [recover-time
time
]
Specify the action and the recover time. The switch will perform the action when the traffic
exceeds its corresponding limit. By default, it is drop.
drop
:
Set the Action as Drop. The port will drop the subsequent packets when the traffic
exceeds the limit.
shutdown
:
Set the Action as Shutdown. The port will be shutdown when the traffic exceeds the
limit.
time
: Specify the recover time for the port. It takes effect only when the action is set as
shutdown. The valid values are from 0 to 3600 and the default value is 0. When the port is
shutdown, it can recover to its normal state after the recover time passed. If the recover time
is specified as 0, which means the port will not recover to its normal state automatically and
you can recover the port manually.
Step 8
storm-control recover
(Optional) Recover the port manually. When the recover time is specified as 0, the port will not
recover to its normal state automatically. In this condition, you need to use this command to
recover the port manually.
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