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CLI-based Configuration Guide - IP Unicast Routing

AR100, AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600 V200R010

This document describes the concepts and configuration procedures of IP Service features on the device, and provides the configuration examples.
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Configuring OSPF to Filter ABR Type3 LSA

Configuring OSPF to Filter ABR Type3 LSA

Context

After filtering conditions are set for the incoming or outgoing Type 3 LSAs (Summary LSAs) in an area, only the Type 3 LSAs that meet the filtering conditions can be received or advertised.

This function is applicable only to the ABR.

Procedure

  1. Run system-view

    The system view is displayed.

  2. Run ospf [ process-id ]

    The OSPF process view is displayed.

  3. Run area area-id

    The OSPF area view is displayed.

  4. Depending on type of desired filtering, run one of following commands to configure OSPF to filter the Type 3 LSAs generated by ABRs.

    OSPF is configured to filter the Type 3 LSAs generated by ABRs.

    • Run filter { acl-number | acl-name acl-name | ip-prefix ip-prefix-name | route-policy route-policy-name } export

      The outgoing summary LSAs in the local area will be filtered.

    • Run filter { acl-number | acl-name acl-name | ip-prefix ip-prefix-name | route-policy route-policy-name } import

      The incoming summary LSAs in the local area will be filtered.

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Updated: 2019-05-20

Document ID: EDOC1100034072

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