Aijun and Ketan: 

Acee (lsr co-chair) would like to confirm that section 8 and section 9 avoid 
the issues from LSR discussion on the IGP Stub-links draft?  Would you please 
respond to this email with your answer.

Thanks,  
Sue 


-----Original Message-----
From: Acee Lindem <[email protected]> 
Sent: Tuesday, May 26, 2026 12:59 PM
To: Susan Hares <[email protected]>
Cc: lsr <[email protected]>; idr-chairs <[email protected]>; Dongjie (Jimmy) 
<[email protected]>; Ketan Talaulikar <[email protected]>
Subject: Re: [Lsr] Request for comment on BGP-LS draft: 
draft-ietf-idr-bgpls-inter-as-topology-ext-32 - (1 Week for comment: 5/26 to 
6/1)

Hi Sue, 

> On May 26, 2026, at 12:39 PM, Susan Hares <[email protected]> wrote:
> 
> Acee: 
> 
> If the data comes from IGP (OSPF and ISIS), the answer is yes. 
> 
> However, section 8 allows for an Inter-AS link information from a BGP peer 
> (BGP-LS from BGP only) to set the source on the inter-AS links as either 
> static or "directly" connected.  Please review sections 8 and 9.  
> 
> Do these two sections provide enough detail to avoid the issues from the IGP 
> Stub-links draft?  

I would think so and if the information were to advertised in OSPF or IS-IS, 
the existing TE encodings would be used. 

However, this is a good question for the authors. We don't want to rehash these 
stub-links drafts under any circumstances. 

Thanks,
Acee



> 
> Sue 
> 
> 
> -----Original Message-----
> From: Acee Lindem 
> <https://urldefense.proofpoint.com/v2/url?u=http-3A__acee.ietf-40gmail.com&d=DwIFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=3QxUPy-fV0G16Z4tIRByiA&m=gDz3_w0-LWdAfst4J-sYIhLbvN0V_XIbwu1VbmhUCJ-n-3BqtbWDbJ0t2oPFtFP9&s=XHwqK-Drj7w7cMqyDXZKjxlLfGXjGTxx3T-UuL-yCsQ&e=>
>  
> Sent: Tuesday, May 26, 2026 12:32 PM
> To: Susan Hares <[email protected]>
> Cc: lsr <[email protected]>; idr-chairs <[email protected]>; Dongjie (Jimmy) 
> <https://urldefense.proofpoint.com/v2/url?u=http-3A__jie.dong-40huawei.com&d=DwIFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=3QxUPy-fV0G16Z4tIRByiA&m=gDz3_w0-LWdAfst4J-sYIhLbvN0V_XIbwu1VbmhUCJ-n-3BqtbWDbJ0t2oPFtFP9&s=HmcfjWaONcvjfOM3T0M9VjUMlj7bDdNl0zBc2zfMaEE&e=>;
>  Ketan Talaulikar 
> <https://urldefense.proofpoint.com/v2/url?u=http-3A__ketant.ietf-40gmail.com&d=DwIFaQ&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=3QxUPy-fV0G16Z4tIRByiA&m=gDz3_w0-LWdAfst4J-sYIhLbvN0V_XIbwu1VbmhUCJ-n-3BqtbWDbJ0t2oPFtFP9&s=q4NxSEJ1gICgPdCBfJ6q7ftDKSDRtOi9WO5nNsRYsHs&e=>
> Subject: Re: [Lsr] Request for comment on BGP-LS draft: 
> draft-ietf-idr-bgpls-inter-as-topology-ext-32 - (1 Week for comment: 5/26 to 
> 6/1)
> 
> Speaking as both WG chair and WG member: 
> 
> I don't have a problem with this draft as long as RFC 5392 (OSPF) and RFC 
> 9346 (IS-IS) are used as the source of the BGP-LS inter-AS topo information. 
> We don't have time in LSR to rehash the IGP stub-links drafts just because 
> IDR is advancing this document.
> 
> Thanks,
> Acee
> 
>> On May 26, 2026, at 8:45 AM, Susan Hares <[email protected]> wrote:
>> 
>> Greetings LSR:
>> IDR has reached consensus to publish 
>> draft-ietf-idr-bgpls-inter-as-topology-ext-32.
>> This draft defines a new type within the BGP-LS Network Layer Reachability 
>> Information (NLRI) for an Inter-AS Link, as well as three new 
>> type-length-values (TLVs) for the BGP-LS Inter-AS Link descriptor.   It 
>> allows the following two types of use cases: 1) IGP (ospf or isis)  to 
>> BGP-LS and 2) BGP-only (import data from static/direct interfaces) to 
>> BGP-LS). 
>> Please respond to this message if you object to the publication of the 
>> draft.  Otherwise, the IDR chairs will forward this to the IESG for 
>> publication on 6/1/2026.
>> Cheerily, Sue Hares
>> Shepherd  
>> IDR  co-chair    _______________________________________________
>> Lsr mailing list -- [email protected]
>> To unsubscribe send an email to [email protected]
> 
> 

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