Command Line Reference Guide

Open Shortest Path First (OSPFv2 and OSPFv3) | 991
Usage
Information
If you are using Multi-Process OSPF, you must enter the Process ID to view information regarding a
specific OSPF process. If you do not enter the Process ID, only the first configured process is listed.
Example FTOS#show ip ospf 100 database asbr-summary
OSPF Router with ID (1.1.1.10) (Process ID 100)
Summary Asbr (Area 0.0.0.0)
LS age: 1437
Options: (No TOS-capability, No DC, E)
LS type: Summary Asbr
Link State ID: 103.1.50.1
Advertising Router: 1.1.1.10
LS Seq Number: 0x8000000f
Checksum: 0x8221
Length: 28
Network Mask: /0
TOS: 0 Metric: 2
LS age: 473
Options: (No TOS-capability, No DC, E)
LS type: Summary Asbr
Link State ID: 104.1.50.1
Advertising Router: 1.1.1.10
LS Seq Number: 0x80000010
Checksum: 0x4198
Length: 28
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Related
Commands
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series
Table 40-99. Command Output Descriptions: show ip ospf database asbr-summary
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 an LSA’s complete contents.
Length Displays the length in bytes of the LSA.
Network Mask Displays the network mask implemented on the area.
TOS Displays the Type of Service (TOS) options. Option 0 is the only option.
Metric Displays the LSA metric.
show ip ospf database Displays OSPF database information.