Re: Re: [OSPF] CCAMP last call on advertisement of inter-AS TE links

[Mach Chen <mach@huawei.com>]

Hi Acee,

Thanks for your review and comments! 

Since there are no technical issues, I will update the I-D until the end of the WG last call.
  
On 2008-04-04, at 22:49:13 Acee Lindem wrote:

>I can't speak for the OSPF WG as a whole, but I have reviewed the  
>subject document and am very happy to see that the suggestion to use  
>separate inter-AS LSA types has been incorporated. I have no further  
>technical comments on the document and trust that the ccamp WG has  
>verified that this information encoding meets the TE requirements.  
>The usage described in sections 2.2 and 2.3 seem reasonable to me.
>
>I have the following editorial comments:
>
>   1. Sections 3.3.2 and 3.3.2 - Both of these say "Use of the TE  
>Router ID is RECOMMENDED." I believe these should be respectively  
>replaced by "Use of the TE Router Address as specified in the Router  
>Address TLV [OSPF-TE] is RECOMMENDED." and "Use of the TE Router IPv6  
>Address as specified in the IPv6 Router Address as specified in the  
>IPv6 Router Address TLV [OSPF-V3-TE] is RECOMMENDED."
>   2. Section 3.2.1 states "This is because... that may operate in a  
>different address space;". If they are using a different address  
>space on the link between the ASes, then I'd expect there to be  
>problems with BGP as well :^) I'd suggest:
>       "Given that OSPF is an IGP and should only be utilized between  
>routers in the same routing domain, the OSPF specific Link ID and  
>Neighbor ID sub-TLVs are not applicable to inter-AS links.".
>   3. You may want to expand some acronyms on their first use. For  
>example, "AS Boundary Router (ASBR)", "Link State Advertisement  
>(LSA)" and
>      "Path Computation Element (PCE)".
>   4. [OSPFV3] is listed to as both a Normative and Informative  
>reference.
>
>Thanks,
>Acee
>
>On Mar 19, 2008, at 2:06 PM, Adrian Farrel wrote:
>
>> Hi,
>>
>> You may recall providing useful review and feedback on
>> http://www.ietf.org/internet-drafts/draft-ietf-ccamp-ospf-interas- 
>> te-extension-02.txt
>>
>> The authors believe that they have taken on board all the comments  
>> received
>> from the OSPF working group and have updated the draft accordingly.
>>
>>
>> CCAMP is holding a three week working group last call on this I-D  
>> along with
>> its IS-IS partner document:
>>
>> http://www.ietf.org/internet-drafts/draft-ietf-ccamp-isis-interas- 
>> te-extension-00.txt
>>
>> These documents describe how to advertise the TE links that connect  
>> an AS to
>> the outside world within the AS's IGP. As the drafts are at pains  
>> to point
>> out, there is no proposal to advertise the TE information more  
>> widely (such
>> as to other ASes).
>>
>> The last call will end at 12 noon BST on April 9th 2008.
>>
>> Please send your comments to the CCAMP list or direct to the CCAMP  
>> chairs.
>>
>> Thanks,
>> Adrian and Deborah
>>
>>
>> _______________________________________________
>> OSPF mailing list
>> OSPF@ietf.org
>> https://www.ietf.org/mailman/listinfo/ospf
>
>


Best regards,			
Mach Chen