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Fat AP and Cloud AP V200R010C00 Command Reference

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
arp anti-attack rate-limit alarm enable

arp anti-attack rate-limit alarm enable

Function

The arp anti-attack rate-limit alarm enable command enables the alarm function for ARP packets discarded when the rate of ARP packets exceeds the limit.

The undo arp anti-attack rate-limit alarm enable command disables the alarm function for ARP packets discarded when the rate of ARP packets exceeds the limit.

By default, the alarm function for ARP packets discarded when the rate of ARP packets exceeds the limit is disabled.

Format

arp anti-attack rate-limit alarm enable

undo arp anti-attack rate-limit alarm enable

Parameters

None

Views

System view, GE interface view, MultiGE interface view, XGE interface view

Default Level

2: Configuration level

Usage Guidelines

Usage Scenario

After rate limit on ARP packets is enabled, if you want the device to generate alarms for excessive discarded ARP packets, run the arp anti-attack rate-limit alarm enable command. When the number of discarded ARP packets exceeds the alarm threshold, the device generates an alarm.

You can set the alarm threshold using the arp anti-attack rate-limit alarm threshold command.

Prerequisites

Rate limit on ARP packets has been enabled using the arp anti-attack rate-limit enable command.

Precautions

After the arp anti-attack rate-limit alarm enable command is run, you need to run the arp anti-attack log-trap-timer time command to set the interval for sending alarms.

Example

# Enable rate limit on ARP packets globally and enable the alarm function.

<Huawei> system-view
[Huawei] arp anti-attack rate-limit enable
[Huawei] arp anti-attack rate-limit alarm enable
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Updated: 2019-11-21

Document ID: EDOC1100064352

Views: 212586

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