• show ip ospf database network
• show ip ospf database nssa-external
• show ip ospf database opaque-area
• show ip ospf database opaque-as
• show ip ospf database opaque-link
• show ip ospf database router
• show ip ospf database summary
• show ip ospf interface
• show ip ospf neighbor
• show ip ospf routess
• show ip ospf statistics
• show ip ospf topology
• show ip ospf virtual-links
• summary-address
• timers spf
area default-cost
Set the metric for the summary default route generated by the area border router (ABR) into the stub area. Use this 
command on the border routers at the edge of a stub area.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax
area area-id default-cost cost
To return default values, use the no area area-id default-cost command.
Parameters
area-id
Specify the OSPF area in dotted decimal format (A.B.C.D.) or enter a 
number from zero (0) to 65535.
cost
Specifies the stub area’s advertised external route metric. The range 
is zero (0) to 65535.
Defaults
cost
 = 1; no areas are configured.
Command Modes ROUTER OSPF
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.8.1.0 Added support for the 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.
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