Re: [OSPF] FW: New Version Notification for draft-ietf-ospf-ospfv3-lsa-extend-02.txt

Hi Peter, 
You are correct - I’d thought about these situations myself but didn’t strike this statement. I’m thinking I will remove this and discuss the options of separate routing domains in more detail. 
Thanks,
Acee
On Apr 18, 2014, at 12:18 PM, Peter Psenak <ppsenak@cisco.com> wrote:

> Hi Acee,
> 
> quote From section (5):
> 
>   "In this manner, OSPFv3 routers using new encodings can be
>   completely isolated from those OSPFv3 routers depending on the RFC
>   5340 encoding and not setting their options field EL-bits since the
>   default setting indicates no support for extended LSAs."
> 
> Even though you prevent adjacency to be formed between routers with certain compatibility modes, it still does not prevent all modes to coexist in the area/network.
> 
> Let's imagine you have a chain of routers with following modes:
> 
> Full---MixedModeOriginateSPF----MixedModeOriginateOnly-----None
> 
> 
> thanks,
> Peter
> 
> On 4/18/14 17:58 , Acee Lindem wrote:
>> All,
>> This version has been reorganized to separate the definitions of the TLVs
>> and sub-TLVs from the Extended LSAs (Alan Davey's suggestion).
>> It also includes the changes to the compatibility section discussed during
>> the OSPF WG meeting in London (David Lamparter's input).
>> Thanks,
>> Acee
>> 
>> On 4/18/14 8:36 AM, "internet-drafts@ietf.org" <internet-drafts@ietf.org>
>> wrote:
>> 
>>> 
>>> A new version of I-D, draft-ietf-ospf-ospfv3-lsa-extend-02.txt
>>> has been successfully submitted by Acee Lindem and posted to the
>>> IETF repository.
>>> 
>>> Name:		draft-ietf-ospf-ospfv3-lsa-extend
>>> Revision:	02
>>> Title:		OSPFv3 LSA Extendibility
>>> Document date:	2014-04-18
>>> Group:		ospf
>>> Pages:		35
>>> URL:
>>> http://www.ietf.org/internet-drafts/draft-ietf-ospf-ospfv3-lsa-extend-02.t
>>> xt
>>> Status:
>>> https://datatracker.ietf.org/doc/draft-ietf-ospf-ospfv3-lsa-extend/
>>> Htmlized:
>>> http://tools.ietf.org/html/draft-ietf-ospf-ospfv3-lsa-extend-02
>>> Diff:
>>> http://www.ietf.org/rfcdiff?url2=draft-ietf-ospf-ospfv3-lsa-extend-02
>>> 
>>> Abstract:
>>>   OSPFv3 requires functional extension beyond what can readily be done
>>>   with the fixed-format Link State Advertisement (LSA) as described in
>>>   RFC 5340.  Without LSA extension, attributes associated with OSPFv3
>>>   links and advertised IPv6 prefixes must be advertised in separate
>>>   LSAs and correlated to the fixed-format LSAs.  This document extends
>>>   the LSA format by encoding the existing OSPFv3 LSA information in
>>>   Type-Length-Value (TLV) tuples and allowing advertisement of
>>>   additional information with additional TLVs.  Backward compatibility
>>>   mechanisms are also described.
>>> 
>>> 
>>> 
>>> 
>>> 
>>> Please note that it may take a couple of minutes from the time of
>>> submission
>>> until the htmlized version and diff are available at tools.ietf.org.
>>> 
>>> The IETF Secretariat
>>> 
>> 
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> 