DXS-3600 Series 10GbE Layer 2/3 Switch CLI Reference Guide
380
40-3 area nssa
This command is used to assign an area as a NSSA area. Use the no command to remove the NSSA related settings
associated with the area.
area
area-id
nssa [no-summary] [translate]
no area
area-id
nssa [no-summary] [translate]
Parameters
Command Mode
Router Configuration Mode.
Command Default Level
Level: 8. (
EI Mode Only Command
)
Usage Guideline
Use this command on the area border router (ABR) that is attached to stub area or
NSSA area to specify the cost associated with the default summary route generated
by the ABR into the area. One area must be created before set its default cost.
This command can only take effect on the stub area or NSSA area.
Users can verify the settings by entering the
show ip ospf
or
show ip ospf area
command.
Example
This example shows how to assign a default cost of 20 to stub area 0.0.0.1.
DXS-3600-32S#configure terminal
DXS-3600-32S(config)#router ospf
DXS-3600-32S(config-router)#area 0.0.0.1 stub
DXS-3600-32S(config-router)#area 0.0.0.1 default-cost 20
DXS-3600-32S(config-router)#
area-id
Specifies the ID for the NSSA area. The ID should be specified as an IP address.
no-summary
(Optional) Specifies to prohibit summary routes advertised into the NSSA area. This
function only take effect when the router is an ABR.
translate
(Optional) Specifies if leak type 7 LSA into other areas.
Default
By default no NSSA area is defined.
By default
no-summary
is not specified.
By default
translate
is not specified.
Command Mode
Router Configuration Mode.
Command Default Level
Level: 8. (
EI Mode Only Command
)
Usage Guideline
The command
no area
area-id
nssa
removes all NSSA related settings associated
with the area and the area becomes a normal area. Otherwise, use no command
with keyword
no-summary
or
translate
, the area remains as a NSSA area and the
specified parameter is unset.
A NSSA allows external routes to be advertised to the area in type 7 LSA. These
routes then could be leaked into other areas if translate option is used. Although, the
external routes from other areas still do not enter the NSSA.
Summary of Contents for DXS-3600-16S
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