Specifications

Overview
20-2 OSPFv3 Configuration
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
semantics.LSAscopeisgeneralizedtolink,area,andASscope.OSPFv3specifiestheprocessing
ofunsupportedLSAs.UnsupportedLSAs
aremaintainedinthedatabaseandfloodedaccording
toscope.InOSPFv3,routerswith100ormoreinterfacesgeneratemorethanonerouterLSA.A
newlinkLSAhasbeencreated.AddressesinLSAsarespecifiedas[prefix,prefixlength].
AreaIDandRouterIDremain32bitidentifiers.OSPFv3identifies
NeighborsbyrouterIDinstead
oftheinterfaceaddressusedinOSPFv2.
NotethatbothOSPFv3andOSPFv2canbeenabledandrunontheSecureStackC3.
Default Conditions
Thefollowingtableliststhe defaultOSPFv3conditions.
Condition Default Value
IPv6 OSPF Disabled
IPv6 OSPF cost 10
IPv6 OSPF dead-interval 40 seconds
IPv6 OSPF hello-interval 10 seconds
IPv6 OSPF mtu-ignore Enabled
IPv6 OSPF network Broadcast
IPv6 OSPF priority 1
IPv6 OSPF retransmit-interval 4
IPv6 OSPF transmit-delay 1
Area stub no-summary Enabled
Area virtual-link dead-interval 40
Area virtual-link hello-interval 10
Area virtual-link retransmit-interval 5
Area virtual-link transmit-delay 1
Default-information originate Metric — unspecified
Type — 2
Distance OSPF Intra — 8
Inter — 10
Type-1 — 13
Type-2 — 50
Administrative mode of OSPF Enabled
Exit-overflow-interval 0
External-lsdb-limit -1
Maximum-paths 4
Redistribute Metric — unspecified
Type — 2
Tag — 0
Trapflags Enabled