Chapter4ServiceConguration
Default
TheDHCPv6snoopingfunctionisdisabled.
Examples
ThefollowingexampleenablestheDHCPv6Snoopingfunctiononport10:
zte(cfg)#setdhcpv6snoopingaddport1
%DHCPv6snoopingisdisabled(0x40000927)
zte(cfg)#setdhcpv6sn
zte(cfg)#setdhcpv6snoopingen
zte(cfg)#setdhcpv6snoopingaddport1
4.26.3setdhcpv6portserver/cascade/client
ThiscommandsetsthepropertyofaportintheDHCPv6snoopingfunction.
CommandMode
Globalcongurationmode
Syntax
setdhcpv6port<1-28>{server|cascade|client}
ParameterDescription
ParameterDescription
<1-28>
Portnumber.Differentdeviceshavedifferentportnumberranges.
Inthesyntax,the5250-28TCdeviceisusedasanexample.
server
CongurestheporttoconnecttotheDHCPv6sever.Itisatrusted
port.
cascadeCongurestheporttobecascaded.Itisanuntrustedport.
client
CongurestheporttobedirectlyconnectedtotheDHCPv6client.
Itisanuntrustedport.
Guidelines
DHCPv6Discovermessagesreceivedbyportssettocascadeandclientareforwardedto
portssettoserver.DHCPOffermessagesreceivedbyportssettocascadeandclientare
dropped.DHCPOffermessagesreceivedbyportssettoserverareforwardedtoportsset
tocascadeandclient.
Default
Portsaresettoclient.
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SJ-20131111172707-003|2013-11-27(R1.0)ZTEProprietaryandCondential