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#