Command Line Reference Guide

Field Description
Checksum Identifies the link state sequence number. This number
enables you to identify old or duplicate LSAs.
Length Displays the Fletcher checksum of an LSA’s complete
contents.
Network Mask Displays the length in bytes of the LSA.
Attached Router Identifies the IP address of routers attached to the network.
Example
Dell#show ip ospf 1 data network
OSPF Router with ID (20.20.20.5) (Process ID 1)
Network (Area 0.0.0.0)
LS age: 1372
Options: (No TOS-capability, DC, E)
LS type: Network
Link State ID: 202.10.10.2
Advertising Router: 20.20.20.8
LS Seq Number: 0x80000006
Checksum: 0xa35
Length: 36
Network Mask: /24
Attached Router: 20.20.20.8
Attached Router: 20.20.20.9
Attached Router: 20.20.20.7
Network (Area 0.0.0.1)
LS age: 252
Options: (TOS-capability, No DC, E)
LS type: Network
Link State ID: 192.10.10.2
Advertising Router: 192.10.10.2
LS Seq Number: 0x80000007
Checksum: 0x4309
Length: 36
Network Mask: /24
Attached Router: 192.10.10.2
Attached Router: 20.20.20.1
Attached Router: 20.20.20.5
Dell#
Related
Commands
show ip ospf database — displays OSPF database information.
show ip ospf database nssa-external
Display NSSA-External (type 7) LSA information.
Z9500
Syntax
show ip ospf database nssa-external [link-state-id] [adv-router
ip-address]
Open Shortest Path First (OSPFv2 and OSPFv3)
1165