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1132 CHAPTER 76: OSPF CONFIGURATION COMMANDS
export: Filters exported LSAs.
Description Use the
filter command to configure exported/imported Summary LSAs filtering
on an ABR.
Use the
undo filter command to disable Summary LSA filtering.
By default, Summary LSAs filtering is disabled.
n
This command is only available on an ABR.
Examples # Apply IP prefix list my-prefix-list to filter inbound Type-3 LSAs, and ACL 2000
to filter outbound Type-3 LSAs in OSPF area 1.
<Sysname> system-view
[Sysname] ospf 100
[Sysname-ospf-100] area 1
[Sysname-ospf-100-area-0.0.0.1] filter ip-prefix my-prefix-list import
[Sysname-ospf-100-area-0.0.0.1] filter 2000 export
filter-policy export (OSPF view)
Syntax filter-policy { acl-number | ip-prefix ip-prefix-name } export [ protocol
[ process-id ]]
undo filter-policy export [ protocol [ process-id ]]
View OSPF view
Parameters acl-number: Number of the basic or advanced ACL used to filter routing
information by destination address, in the range 2000 to 3999.
ip-prefix-name: Name of the ip-prefix list used to filter routing information by
destination address, a string of up to 19 characters.
protocol: Specifies a protocol from which to filter redistributed routes. Protocols
include direct, static, rip, ospf, isis or bgp. If no protocol is specified, all
redistributed routes are filtered.
process-id: Process ID, which is required when the protocol is rip, ospf or isis, in
the range 1 to 65535.
Description Use the
filter-policy export command to configure route redistribution filtering.
Use the
undo filter-policy export command to disable route redistribution
filtering.
By default, route redistribution is disabled.
You can use this command to filter redistributed routes as needed.