filter (OSPFv3 area view)

Use filter to configure inbound/outbound Inter-Area-Prefix-LSA filtering on an ABR.

Use undo filter to remove the configuration.

Syntax

filter { ipv6-acl-number | prefix-list prefix-list-name | route-policy route-policy-name } { export | import }

undo filter { export | import }

Default

Inter-Area-Prefix-LSAs are not filtered.

Views

OSPFv3 area view

Predefined user roles

network-admin

Parameters

ipv6-acl-number: Specifies an IPv6 ACL by its number in the range of 2000 to 3999 to filter inbound/outbound Inter-Area-Prefix-LSAs.

prefix-list prefix-list-name: Specifies an IPv6 prefix list by its name, a case-sensitive string of 1 to 63 characters, to filter inbound/outbound Inter-Area-Prefix-LSAs.

route-policy route-policy-name: Specifies a routing policy by its name, a case-sensitive string of 1 to 63 characters, to filter inbound/outbound Inter-Area-Prefix-LSAs.

export: Filters Inter-Area-Prefix-LSAs advertised to other areas.

import: Filters Inter-Area-Prefix-LSAs advertised into the local area.

Usage guidelines

This command applies only to an ABR.

Examples

# Use IPv6 prefix list my-prefix-list to filter inbound Inter-Area-Prefix-LSAs. Use IPv6 basic ACL 2000 to filter outbound Inter-Area-Prefix-LSAs in OSPFv3 Area 1.

<Sysname> system-view
[Sysname] ospfv3 1
[Sysname-ospfv3-1] area 1
[Sysname-ospfv3-1-area-0.0.0.1] filter prefix-list my-prefix-list import
[Sysname-ospfv3-1-area-0.0.0.1] filter 2000 export