Ok - so the functional capabilities TLV was missing from the LSA capability 
encodings.  Right? 

> On Dec 3, 2025, at 6:02 PM, Yingzhen Qu <[email protected]> wrote:
> 
> Hi,
> 
> Considering we now have ietf-ospf-functional-capability as a separate general 
> purpose module, I'm thinking we should also add the functional capabilities 
> TLV in link scope RI LSAs. Note that there is "functional-flag" as uint32 
> defined RI LSAs in RFC9129, which can return raw data. Now we have both 
> uint32 and identities, which is fine. Thoughts?
> 
> I attached the updated module with augmentation to link scope RI LSAs for 
> your reference.
> 
> Thanks,
> Yingzhen
> 
> 
> 
> On Wed, Dec 3, 2025 at 9:17 AM Acee Lindem <[email protected]> wrote:
> Hi Yingzhen, 
> 
> Thanks for the detailed review. I have incorporated all your comments in -12. 
> 
> > On Dec 2, 2025, at 7:40 PM, Yingzhen Qu <[email protected]> wrote:
> > 
> > Hi authors,
> > 
> > Thanks for working on this document. I have some comments for you to 
> > consider.
> > 
> > 1)
> > Section 2.2, the description and the topology of Figure 2 don't seem to 
> > match. It seems there are two links between node A and B, A and C, C and D, 
> > and B and D according to figure 3 and 4. Can you please confirm?
> 
> 
> Yes, the base topology is wrong as the links from A to B and C to D are to be 
> used exclusively for flex algo.
> 
> 
> > 
> >  2)
> > "
> > 3. LSLinkInfinity-Based Solution
> > "
> > Maybe change this to "LSLinkInfinity Based Solution"?
> 
> I don't much care. It is a compound adjective modifying "solution" similar to 
> "YANG-based" modifying
> "management-protocosl" in the YANG security template. However, the title 
> reads well without the
> hyphenation and I changed it. 
> 
> > 
> > 3)
> > In Section 3.1, "IGP metric" is used instead of "OSPF metric". 
> 
> There are multiples of these - I fixed them all. 
> 
> > 
> > 
> > 4)
> > "
> > Prior to this specification, OSPF treated links advertised as
> > LSLinkInfinity as reachable [RFC2328].
> > "
> > Maybe "Prior to this specification, OSPF treated links with an advertised 
> > metric of LSLinkInifinity as reachable."
> 
> 
> Sure. 
> 
> > 
> > 
> > 5)
> > Section 3.3
> > RFC6987 applies to both OSPFv2 and OSPFv3, why is MaxReachableLinkMetric 
> > only discussed for OSPFv2?
> 
> Right, RFC 6987 allows the use of either MaxLinkMetric or the Router-LSA 
> R-bit. I've updated "OSPFv2" to "OSPF". 
> 
> Recently, I worked on a customer POC involving OSPF and LDP and realized I 
> needed to add RFC 5443 as well. 
> This is included in section 3.4. 
> 
> Thanks,
> Acee
> 
> 
> > 
> > Thanks,
> > Yingzhen
> > 
> 
> <ietf-ospf-functional-capability.yang>

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