Version 7.8.1.0 Added support for Multi-Process OSPF.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.1.1.1
Introduced on the E-Series.
Usage 
Information
The following describes the show ip ospf database asbr-summary 
command shown in the following example.
Field 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.
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.
Example
Dell#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
Open Shortest Path First (OSPFv2 and OSPFv3)
1205