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no area area_id filter-list access access_list_id direction
[Parameter]
area_id : Area ID
Setting value Description
A.B.C.D OSPF area ID in IPv4 address format
<0-4294967295> OSPF area ID in four-octet integer format
access_list_id : Access list number specified by the "access-list" command
direction : Direction of the route advertisement to which the filter applies
Setting value Description
in
Filter the route information that is advertised to
the area specified by this command from another
area
out
Filter the route information that is advertised
from the area specified by this command to
another area
[Initial value]
none
[Input mode]
OSPFv2 mode
[Description]
Sets filtering for route information advertised between areas.
This is valid only for an ABR.
[Example]
Using an access list, prevent all route information other than 203.0.113.0/24 from being advertised to area 1.
SWX3220(config)# access-list 1 deny 203.0.113.0 0.0.0.255
SWX3220(config)# access-list 1 permit any
SWX3220(config)# router ospf
SWX3220(config-router)# area 1 filter-list access 1 in
7.12.6 Set area as NSSA (OSPFv2)
[Syntax]
area area_id nssa [option [option ...]]
no area area_id nssa [option [option ...]]
[Parameter]
area_id : Area ID
Setting value Description
A.B.C.D OSPF area ID in IPv4 address format
<0-4294967295> OSPF area ID in four-octet integer format
option : Option (Valid only for the ABR of the applicable NSSA)
270 | Command Reference | Layer 3 functions