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CX11x, CX31x, CX710 (Earlier Than V6.03), and CX91x Series Switch Modules V100R001C10 Configuration Guide 12

The documents describe the configuration of various services supported by the CX11x&CX31x&CX91x series switch modules The description covers configuration examples and function configurations.
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Default Configuration

Default Configuration

This section describes the ARP security default configuration. You can change the configuration based on the site requirements.

Table 12-25 describes the default ARP security configuration.

Table 12-25 Default ARP security configuration
Parameter Default Setting
Rate limit on ARP packets based on the source MAC address The maximum rate of ARP packets from each source MAC address is set to 0, that is, the rate of ARP packets is not limited based on the source MAC address.
Rate limit on ARP packets based on the source IP address The device allows a maximum of 30 ARP packets from the same source IP address to pass through in 1 second.
Rate limit on ARP packets based on the destination IP address The maximum rate of ARP packets sent to each destination IP address is set to 500 pps, that is, a maximum of 500 ARP packets with the same destination IP address are allowed to pass through in 1 second.
Rate limit on ARP packets globally, in a VLAN, or on an interface
  • Global: 128 pps

  • In a VLAN or on an interface: Disabled

Rate limit on ARP Miss messages based on the source IP address The device can process a maximum of 30 ARP Miss messages triggered by IP packets from the same source IP address in 1 second.
Rate limit on ARP Miss messages globally or in a VLAN
  • Global: The device can process a maximum of 3000 ARP Miss messages in 1 second.

  • In a VLAN: Disabled

Aging time of temporary ARP entries 5 seconds
Gratuitous ARP packet discarding Disabled
Strict ARP learning Disabled
Interface-based ARP entry limit The maximum number of ARP entries that an interface can dynamically learn is the same as the number of ARP entries supported by the device.
ARP entry fixing Disabled
DAI Disabled
MAC address consistency check in an ARP packet Disabled
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Updated: 2019-08-09

Document ID: EDOC1000041694

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