R0106-HP MSR Router Series Layer 3 - IP Routing Command Reference(V7)

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filter (OSPF area view)
NOTE:
This command is available only on an ABR.
Use filter to configure OSPF to filter inbound/outbound Type-3 LSAs on an ABR.
Use undo filter to disable Type-3 LSA filtering.
Syntax
filter { acl-number | prefix-list prefix-list-name | route-policy route-policy-name } { export | import }
undo filter { export | import }
Default
Type-3 LSAs are not filtered.
Views
OSPF area view
Predefined user roles
network-admin
Parameters
acl-number: Specifies an ACL by its number in the range of 2000 to 3999 to filter inbound/outbound
Type-3 LSAs.
prefix-list-name: Specifies an IP prefix list by its name, a case-sensitive string of 1 to 63 characters, to filter
inbound/outbound Type-3 LSAs.
route-policy-name: Specifies a routing policy by its name, a case-sensitive string of 1 to 63 characters, to
filter inbound/outbound Type-3 LSAs.
export: Filters Type-3 LSAs advertised to other areas.
import: Filters Type-3 LSAs advertised into the local area.
Examples
# Use IP prefix list my-prefix-list to filter inbound Type-3 LSAs. Use 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 prefix-list my-prefix-list import
[Sysname-ospf-100-area-0.0.0.1] filter 2000 export
filter-policy export (OSPF view)
Use filter-policy export to configure OSPF to filter redistributed routes.
Use undo filter-policy export to remove the configuration.
Syntax
filter-policy { acl-number | prefix-list prefix-list-name } export [ protocol [ process-id ] ]
undo filter-policy export [ protocol [ process-id ] ]