PLANET XGS3-24042 User Manual

Page 291

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hardware with max number supported by the chip without any CLI prompt;

maximum_burst_bytes: The peak burst size – PBS (Peak Burst Size), in byte, ranging from 1 to

10000000. When the configured PBS value exceeds the max limit of the chip, configure the

hardware with max number supported by the chip without any CLI prompt. Notice: this configuration

only exists in dual bucket mode;

pir peak_rate_bps: The peak information rate – PIR (Peak Information Rate), in kbps, ranging from

1 to 10000000. Without configuring PIR, the Police works in the single rate dual bucket mode;

otherwise in the dual rate dual bucket mode. Notice: this configuration only exists in dual bucket

mode;

violate-action: The actions to take when the PIR is exceeded, which means the messages are red,

the default as drop;

exceed-action: The actions to take when the CIR is exceeded but PIR isn’t, which means the

messages are yellow, the default as drop.

ACTION include:

drop/transmit: Drop/transmit the packets

set-internal-priority <intp_value> sets the internal priority of the packets

policied-intp-transmit modifies the internal priority according to intp-to-intp mapping

Default:

No policy action; the default action of exceed-action and violate-action both are drop.

Command mode:

Policy class map configuration Mode

Usage Guide:

Notice: After the global L3 hardware forwarding function is enabled, the command is valid.

The CLI can support both singe bucket and dual bucket configuration, and determine which one to

select by checking whether PIR or PBS is configured. When configuring with CLI, after configuring

CBS, if the action is directly configured, the mode is single bucket dual color; if only PBS is

configured, the mode is single rate dual bucket three color; if PIR and PBS are configured, the mode

is dual rate dual bucket three color. “set” and “policy”(policy aggregate) are selected and have the

same action in Policy Map, then the action selected by “policy” will cover the action of “set”.

If the actions of exceed-action and violate-action are set-internal-priority in policy, <intp_value> must

be same.

Example:

In the policy class table configuration mode, set the CIR as 1000, CBS as 2000 and the action when

CIR is exceeded as transmitting the messages after changing intp to 40.

Switch(config)#class-map cm

Switch(config-classmap-cm)#match cos 0

Switch(config-classmap-cm)#exit

Switch(config)#policy-map 1

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