Reference Guide

1042 | Open Shortest Path First (OSPFv2 and OSPFv3)
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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
Figure 38-11. Command Example: show ip ospf database external
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series
Table 38-5. Command Example Descriptions: show ip ospf process-id database
external
Item Description
LS Age Displays the LSA 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 router ID of the LSA’s originating router.
FTOS#show ip ospf 1 database external
OSPF Router with ID (20.20.20.5) (Process ID 1)
Type-5 AS External
LS age: 612
Options: (No TOS-capability, No DC, E)
LS type: Type-5 AS External
Link State ID: 12.12.12.2
Advertising Router: 20.31.3.1
LS Seq Number: 0x80000007
Checksum: 0x4cde
Length: 36
Network Mask: /32
Metrics Type: 2
TOS: 0
Metrics: 25
Forward Address: 0.0.0.0
External Route Tag: 43
LS age: 1868
Options: (No TOS-capability, DC)
LS type: Type-5 AS External
Link State ID: 24.216.12.0
Advertising Router: 20.20.20.8
LS Seq Number: 0x80000005
Checksum: 0xa00e
Length: 36
Network Mask: /24
Metrics Type: 2
TOS: 0
Metrics: 1
Forward Address: 0.0.0.0
External Route Tag: 701
FTOS#