Switch User Manual

SecureStack C3 Configuration Guide 25-1

OSPFv3 Configuration

ThecommandsinthischapterperformconfigurationoftheOSPFv3routingprotocolonthe

SecureStackC3.ForinformationaboutgeneralIPv6configuration,refertoChapter 22,IPv6

Configuration.ForinformationaboutmanagingIPv6hostfunctionalityattheswitchlevel,refer

toChapter 21,IPv6Management.

Overview

OSPFv3istheOpenShortestPathFirstroutingprotocolforIPv6.ItissimilartoOSPFv2inits

conceptofalinkstatedatabase,intra/interareaandASexternalroutesandvirtuallinks.OSPFv3

alsodiffersfromOSPFv2inanumberofrespects:

• Peeringisdonevialink‐localaddresses.

•The

protocolislink‐ratherthannetwork‐centric.

• AddressingsemanticshavebeenmovedtoleafLSAs,whicheventuallywillallowitsusefor

bothIPv4andIPv6.

•TwonewLSAshavebeenintroduced:thelinkLSAandtheintra‐areaLSA.

Point‐to‐pointlinksaresupportedinordertoenableoperationover

tunnels.OSPFv3views

IPv6‐over‐IPv4tunnelsasapoint‐to‐pointinte rfacewithalink‐localaddressandpossibly,aglobal

unicastaddress.OSPFv3usesthereportedMTUfortunnelinterfaces.

OSPFv3supportsECMProutes.OSPFv3includesNSSAandAS‐externalLSAoverflowlimit

support.RFC1583compatibilitydoesnot

applytoOSPFv3.NoOSPFv3authenticationmethods

aresupportedatthistime.

LSAformatsarechanged,andthetype3and4summaryLSAsare renamed“inter‐area‐prefix”

and“inter‐area‐router”LSAs.AlsonotethatOSPFv3LSAidentifierscontainnoaddressing

* IPv6 Routing License Required *

IPv6 routing must be enabled with a license key in order to use this feature. 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 OSPFv3 protocol configuration

command set. If you wish to purchase an IPv6 routing license, contact Enterasys Networks Sales.

For information about... Refer to page...

Global OSPFv3 Configuration Commands 25-3

Area Configuration Commands 25-10

Interface Configuration Commands 25-21

OSPFv3 Show Commands 25-29