area filter-list
Use this command to configure a filter to advertise summary routes on an Area Border Router (ABR).
This command suppresses incoming and outgoing summary routes between this area and other areas. You use this command in conjunction with the prefix-list and access-list commands.
Use the no form of this command to remove a filter.
Command Syntax
area (A.B.C.D|<0-4294967295>) filter-list prefix WORD (in|out)
area (A.B.C.D|<0-4294967295>) filter-list access WORD (in|out)
no area (A.B.C.D|<0-4294967295>) filter-list prefix WORD
no area (A.B.C.D|<0-4294967295>) filter-list prefix WORD (in|out)
no area (A.B.C.D|<0-4294967295>) filter-list access WORD (in|out)
Parameters
A.B.C.D
OSPF area ID as an IPv4 address.
<0-4294967295>
OSPF area ID as a decimal value.
prefix
Use prefix list to filter summary.
WORD
Name of the prefix list.
access
Use access list to filter summary.
WORD
Name of the access list.
in
Filter routes from other areas into this area.
out
Filter routes from this area into other areas.
Default
No default value is specified
Command Mode
Router mode
Applicability
This command was introduced before OcNOS version 1.3.
Examples
#configure terminal
(config)#access-list 1 deny 172.22.0.0
(config)#router ospf 100
(config-router)#area 1 filter-list access 1 in
Last modified date: 07-13-2023