Switch User Manual

SecureStack C3 Configuration Guide 22-1
22
IPv6 Configuration
ThecommandsinthischapterperformconfigurationofIPv6parametersontheSecureStackC3.
ForinformationaboutspecificIPv6routingprotocols,suchasOSFPv3,refertotheappropriate
chapters.ForinformationaboutmanagingIPv6functionalityattheswitchlevel,referto
Chapter 21,IPv6Management.
Overview
IPv6andIPv4coexistontheSecureStackC3.AswithIPv4,IPv6routingcanbeenabledonVLAN
interfaces.EachLayer3routinginterfacecanbeusedforIPv4,IPv6,orboth.
TheSecureStackC3supportsallIPv6addressformats,includingglobalunicastaddresses,link‐
localunicast,globalmulticast,scopedmulticast
(includinglocalscopedmulticast),IPv4
compatibleaddresses,unspecifiedaddresses,loopbackaddresses,andanycastaddresses.
RefertothefollowingRFCsformoreinformationaboutIPv6addressformats:
•RFC4291,“IPVersion6AddressingArchitecture”
•RFC3587,“IPv6GlobalUn icastAddressFormat”
•RFC4007,“IPv6ScopedAddressArchitecture”
ThebasicIPv6protocolspecifiesPDU
optionsoftwoclasses,bothofwhicharesupported:hop‐
by‐hopoptionsanddestinationoptions.Whilenewoptionscanbedefinedinthefuture,the
followingarecurrentlysupported:routing(forsourcerouting),fragment,routeralertandpad.
Jumbogramsarenotsupported.InIPv6,onlysourcenodesfragment.Path
MTUdiscoveryis
thereforearequirement.Flowlabelsareignored.
NeighborDiscoveryistheIPv6replacementforARP.TheSecureStackC3supportsneighbor
advertiseandsolicit,duplicate addressdetection,andunreachabilitydetection.Router
Advertisementispartofthe NeighborDiscoveryprocessandisrequiredforIPv6.Stateless
* IPv6 Routing License Required *
IPv6 routing must be enabled with a license key. If you have purchased an IPv6 routing license key, and have
enabled routing on the device, you must activate your license as described in the chapter entitled “Activating
Licensed Features” in order to enable the IPv6 routing configuration command set. If you wish to purchase an
IPv6 routing license, contact Enterasys Networks Sales.
For information about... Refer to page...
General Configuration Commands 22-3
Interface Configuration Commands 22-10
Neighbor Cache and Neighbor Discovery Commands 22-14
Query Commands 22-22