Users Guide

● LS Seq Number — Identifies the LS sequence number. This identifies old or duplicate LSAs.
● Checksum — Displays the Fletcher checksum of an LSA’s complete contents.
● Length — Displays the LSA length in bytes.
● Opaque Type — Identifies the Opaque type field, the first 8 bits of the LS ID.
● Opaque ID — Identifies the Opaque type-specific ID, the remaining 24 bits of the LS ID.
Example
OS10# show ip ospf 100 database opaque-link
OSPF Router with ID (1.1.1.1) (Process ID 100)
Type-9 Link Local Opaque (Area 0.0.0.1)
LS age: 3600
Options: (No TOS-Capability, No DC)
LS type: Type-9 Link Local Opaque
Link State ID: 8.1.1.1
Advertising Router: 2.2.2.2
LS Seq Number: 0x80000007
Checksum: 0x9DA1
Length: 28
Opaque Type: 8
Opaque ID: 65793
Supported
Releases
10.2.0E or later
show ip ospf database router
Displays information about the router Type 1 LSA.
Syntax
show ip ospf process-id [vrf vrf-name] database router
Parameters
● process-id — (Optional) Displays the router Type 1 LSA for an OSPF process ID. If you do not
enter a process ID, this command applies only to the first OSPF process.
● vrf vrf-name — (Optional) Displays the router Type 1 LSA for an OSPF process ID corresponding
to a VRF.
Default Not configured
Command Mode EXEC
Usage
Information
Output:
● LS age—Displays the LS age.
● Options—Displays optional capabilities.
● LS Type—Displays the LS type.
● Link State ID—Identifies the router ID.
● Advertising Router—Identifies the advertising router’s ID.
● LS Seq Number—Identifies the LS sequence number. This identifies old or duplicate LSAs.
● Checksum—Displays the Fletcher checksum of an LSA’s complete contents.
● Length—Displays the LSA length in bytes.
● TOS—Displays the ToS options. The only option available is zero.
● Metric—Displays the LSA metric.
Example
OS10# show ip ospf 10 database router
OSPF Router with ID (111.2.1.1) (Process ID 10)
Router (Area 0.0.0.0)
LS age: 1419
Options: (No TOS-capability, No DC, E)
LS type: Router
Link State ID: 111.2.1.1
Advertising Router: 111.2.1.1
958 Layer 3