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S12700 V200R013C00 Command Reference

This document describes all the configuration commands of the device, including the command function, syntax, parameters, views, default level, usage guidelines, examples, and related commands.
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anti-attack flood disable

anti-attack flood disable

Function

The anti-attack flood disable command disables theflood detection function.

The undo anti-attack flood disable command enables the flood detection function.

By default, the flood detection function is enabled.

Format

anti-attack flood { all | arp | dhcp | dhcpv6 | igmp | mdns | nd | other-broadcast | other-multicast } disable

undo anti-attack flood { all | arp | dhcp | dhcpv6 | igmp | mdns | nd | other-broadcast | other-multicast } disable

Parameters

Parameter

Description

Value

all

Indicates whether to enable the flood detection function for ARP, DHCP, DHCPv6, IGMP, mDNS, and ND multicast, broadcast, and unicast packets.

-

arp

Indicates whether to enable the ARP flood detection function.

-

dhcp

Indicates whether to enable the DHCP flood detection function.

-

dhcpv6

Indicates whether to enable the DHCPv6 flood detection function.

-

igmp

Indicates whether to enable the IGMP flood detection function.

-

mdns

Indicates whether to enable the mDNS flood detection function.

-

nd

Indicates whether to enable the ND flood detection function.

-

other-broadcast

Indicates whether to enable the flood detection function for broadcast packets other than ARP, DHCP, DHCPv6, and ND packets.

-

other-multicast

Indicates whether to enable the flood detection function for multicast packets other than IGMP and mDNS packets.

-

Views

VAP profile view

Default Level

2: Configuration level

Usage Guidelines

Usage Scenario

If a large number of packets are sent to a device in a short time, the device becomes busy processing the packets and cannot process normal services. To prevent flood attacks, you can configureprotocol-based flood detection.

Example

# Disable the DHCP flood detection function.

<HUAWEI> system-view
[HUAWEI] wlan
[HUAWEI-wlan-view] vap-profile name profile1
[HUAWEI-vap-prof-profile1] anti-attack flood dhcp disable
Translation
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Updated: 2019-04-09

Document ID: EDOC1100065659

Views: 115336

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