Re: OSPFv2 Opaque LSAs in OSPFv3

Kunihiro Ishiguro <kunihiro@ZEBRA.ORG> Wed, 09 October 2002 14:34 UTC

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Date: Wed, 09 Oct 2002 07:38:43 -0700
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From: Kunihiro Ishiguro <kunihiro@ZEBRA.ORG>
Subject: Re: OSPFv2 Opaque LSAs in OSPFv3
Comments: To: "Manral, Vishwas" <VishwasM@NETPLANE.COM>
To: OSPF@DISCUSS.MICROSOFT.COM
In-Reply-To: <E7E13AAF2F3ED41197C100508BD6A3287917BD@india_exch.hyderabad.mindspeed.com>
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>One small correction Link-ID sub TLV length would always be 4-bytes i.e.
>Interface ID or Router Id of neigbor.

Interface ID or Router Id is not enough to identify Network-LSA in
OSPFv3.  Would you mind to check my draft
draft-ishiguro-ospf-ospfv3-traffic-00.txt?  I've submitted it last
night.  Hopefully it will be accepted soon.

3.1 Neighbor ID

   In OSPFv2, Link ID is unique key to identify Network LSA.  In OSPFv3
   to identify Network LSA, the combination of Neighbor Interface ID and
   Neighbor Router ID is needed.  So new sub-TLV Neighbor ID is defined.

   The Neighbor ID sub-TLV is TLV type 9, and is 8 octets in length.  It
   contains 4 octet Neighbor Interface ID following 4 octet Neighbor
   Router ID.  Neighbor Interface ID and Neighbor Router ID value is
   same as described in [OSPFV3] A.4.3 Router-LSAs.
--
Kunihiro Ishiguro