Specifications

Interface Configuration Commands
18-10 IPv6 Configuration
Interface Configuration Commands
ThecommandstoconfigureIPv6interfacesare:
ipv6 address
ThiscommandconfiguresaglobalIPv6addressonaninterface,includingVLAN,tunnel,and
loopbackinterfaces,andenablesIPv6processingontheinterface.
Syntax
ipv6 address {ipv6-addr/prefix-length | ipv6-prefix/prefix-length eui64}
no ipv6 address [ipv6-addr/prefix-length | ipv6-prefix/prefix-length eui64]
Parameters
Defaults
NoIPv6addressesaredefinedforanyinterface.
Mode
Routerinterfaceconfiguration:C3(su)‐>router(configif(Vlan1))#
Usage
UsethiscommandtomanuallyconfigureaglobalIPv6addressonaninterface.Youcanenterthe
complete128‐bitaddressandprefix,orusetheeui64parametertoconfigureaglobalIPv6address
usinganEUI‐64identifierintheloworder64bitsoftheaddress.Whenusingthe
eui64parameter,
youspecifyonlythenetworkprefixandlength,andtheSecureStackC3generatestheloworder64
bits.
ThehexadecimallettersintheIPv6addressesarenotcase‐sensitive.
For information about... Refer to page...
ipv6 address 18-10
ipv6 enable 18-11
ipv6 mtu 18-12
ipv6‐addr TheIPv6 addresstobeconfiguredontheinterface.
ThisparametermustbeintheformdocumentedinRFC4291,withthe
addressspecifiedinhexadecimalusing16‐bitvaluesbetweencolons.
prefix‐length ThelengthoftheIPv6prefixforthisaddress.Thevalueofprefix‐length
isadecimal
numberindicatingthenumberofhigh‐ordercontiguous
bitsoftheaddressthatcomprisethenetworkportionoftheaddress.
Iftheeui64parameterisused,thisvaluemustbe64bits.
ipv6‐prefix TheIPv6prefixtobeconfiguredontheinterface.
Thisparametermustbeintheformdocumentedin
RFC4291,withthe
addressspecifiedinhexadecimalusing16‐bitvaluesbetweencolons.
eui64 ConfiguresanIPv6addressforaninterfaceusinganEUI‐64interfaceID
intheloworder64bitsoftheaddressandenablesIPv6processingon
theinterface.