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ZXR105250SeriesCommandReference

4.26.4setdhcpv6ip-source-guardadd/delete

Purpose

Thiscommandenablesordisablestheip-source-guardfunctionforports.

CommandMode

Globalcongurationmode

Syntax

setdhcpv6ip-source-guard{{add|delete}port<portlist>|quota<0-400>}

ParameterDescription

addEnablesthisfunction.

deleteDisablesthisfunction.

<portlist>Portlist.

quotaQuotaofsourceaddresses.

<0-400>

Thevalue0meansnolimit.ThesourceIPaddressesinclude

IPv4addressesandIPv6addresses.

Guidelines

Aftertheip-source-guardfunctionisenabled,bylisteningtheinteractionsbetweenthe

clientandserver,theIPaddressesallocatedbytheservertotheclientarerecordedand

themessageswithothersourceIPaddressesarelteredtopreventspoong.

Beforeenablingtheip-source-guardfunction,youmustenabletheDHCPv6snooping

function.

Examples

Thefollowingexampleenablestheip-source-guardfunctionforports9and10:

zte(cfg)#setdhcpv6ip-source-guardaddport9-10

Failtoenableipv6sourceguardonport9.

%DHCPv6snoopingisdisabledonthisport(0x4000092a)

zte(cfg)#setdhcpv6snoopingaddport9-10

zte(cfg)#setdhcpv6ip-source-guardaddport9-10

4.26.5setdhcpv6option18enable/disable

Purpose

ThiscommandgloballyenablesordisablestheDHCPv6option18function.

4-460

SJ-20131111172707-003|2013-11-27(R1.0)ZTEProprietaryandCondential

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