Reference Guide

Item Description
LS Age Displays the LSA’s age.
Options Displays the optional capabilities available on router. The following
options can be found in this item:
• TOS-capability or No TOS-capability is displayed depending
on whether the router can support Type of Service.
• DC or No DC is displayed depending on whether the
originating router can support OSPF over demand circuits.
• E or No E is displayed on whether the originating router can
accept AS External LSAs.
LS Type Displays the LSA’s type.
Link State ID Displays the Link State ID.
Advertising Router Identifies the advertising router’s ID.
Checksum Displays the Fletcher checksum of the LSA’s complete contents.
Length Displays the length in bytes of the LSA.
Opaque Type Displays the Opaque type field (the first 8 bits of the Link State ID).
Opaque ID Displays the Opaque type-specific ID (the remaining 24 bits of the
Link State ID).
Example
FTOS>show ip ospf 1 database opaque-area
OSPF Router with ID (3.3.3.3) (Process ID 1)
Type-10 Opaque Link Area (Area 0)
LS age: 1133
Options: (No TOS-capability, No DC, E)
LS type: Type-10 Opaque Link Area
Link State ID: 1.0.0.1
Advertising Router: 10.16.1.160
LS Seq Number: 0x80000416
Checksum: 0x376
Length: 28
Opaque Type: 1
Opaque ID: 1
Unable to display opaque data
LS age: 833
Options: (No TOS-capability, No DC, E)
LS type: Type-10 Opaque Link Area
Link State ID: 1.0.0.2
Advertising Router: 10.16.1.160
LS Seq Number: 0x80000002
Checksum: 0x19c2
--More--
Related
Commands
show ip ospf database — displays OSPF database information.
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