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Configuration Guide - Security

S1720, S2700, S5700, and S6720 V200R011C10

This document describes the configurations of Security, including ACL, local attack defense, MFF, attack defense, traffic suppression and storm control, ARP security, Port security, DHCP snooping, ND snooping, PPPoE+, IPSG, SAVI, URPF, keychain, MPAC, separating the management plane from the service plane, security risks, PKI.
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Default Settings for Traffic Suppression and Storm Control

Default Settings for Traffic Suppression and Storm Control

Table 6-3 and Table 6-4 list the default parameter settings for traffic suppression and storm control.

Table 6-3  Traffic suppression

Parameter

Default Setting

Traffic suppression on an interface

Enabled

Traffic suppression mode on an interface

Percentage limit rate mode

Percentage

10% for broadcast traffic and 100% for other traffic

Blocking outgoing packets

Disabled

Traffic suppression in a VLAN

Disabled

Traffic suppression for Internet Control Message Protocol (ICMP) packets

Disabled

Traffic suppression threshold for ICMP Packets

By default, the rate limits of ICMP packets in the system and on an interface depend on the product model. The value is 128 on the S6720EI, S6720S-EI, S5720HI, and S5720EI, and 190 on the other models, in pps.

Table 6-4  Storm control

Parameter

Default Setting

Storm control

Disabled

Log record and alarm report

Disabled

Detection interval

5 seconds

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Updated: 2019-03-28

Document ID: EDOC1000178177

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