IP Routing Commands
42-24
42
area default-cost
This command specifies a cost for the default summary route sent into a stub or
not-so-stubby area (NSSA) from an Area Border Router (ABR). Use the no form to
remove the assigned default cost.
Syntax
area area-id default-cost cost
no area area-id default-cost
• area-id - Identifier for a stub or NSSA, in the form of an IPv4 address.
• cost - Cost for the default summary route sent to a stub or NSSA.
(Range: 0-16777215)
Command Mode
Router Configuration
Default Setting
1
Command Usage
• Use this option only on an area border router attached to a stub area or NSSA.
• If the default cost is set to “0,” the router will not advertise a default route into
the attached stub or NSSA.
Example
Related Commands
area stub (42-27)
summary-address
This command aggregates routes learned from other protocols. Use the no form to
remove a summary address.
Syntax
[no] summary-address summary-address netmask
• summary-address - Summary address covering a range of addresses.
• netmask - Network mask for the summary route.
Command Mode
Router Configuration
Default Setting
No summary routes are defined.
Console(config-router)#area 10.3.9.0 default-cost 10
Console(config-router)#
