I can add that text.

Dino

> On May 24, 2023, at 11:38 AM, Joel Halpern <[email protected]> wrote:
> 
> If you want to start the draft by saying "this describes a shortcut we took, 
> which works among consenting parties when no one else is using the particular 
> values in nay other way, but we do not recommended it for arbitrary 
> deployments" then I would probably have fewer concerns.  As you say, you did 
> indeed do it.
> 
> Yours,
> 
> Joel
> 
> On 5/24/2023 1:55 PM, Dino Farinacci wrote:
>>> Trimmed, In line.
>>> 
>>> On 5/24/2023 1:45 PM, Dino Farinacci wrote:
>>>>> there are a few things to ponder:
>>>>> 
>>>>> - Looking at lispers.net the 254 value choice, it looks like a quick hack.
>>>> I would refer to it as a convienent solution that doesn't violate the spec.
>>> <jmh>claiming that this alternative meaning is not a violation is quite a 
>>> stretch.</jmh>
>> As an implementor, it was convienent. I'm not saying anything more than 
>> that. I should have used an alternative mechanism.
>> 
>>>>> - What about backward compatibility? If we allow overloading, there is no 
>>>>> way to understand whether a value indicates a “true” priority or 
>>>>> something else, different implementations may interpret the value in 
>>>>> different ways with unpredictable results.
>>>> It always means a true value from an xTR point of view.
>>> <jmh>It is the true value because you said so.  The important point however 
>>> is that you decclare that otehr nodes can tell that the advertiser is an 
>>> RTR from the priority.  That is adding additional inappropriate, and 
>>> overloading meaning to the priority.  <jmh>
>> I don't know what you mean. The map-server will return RLOCs with 
>> priorities. The ITR uses them according the spec. There isn't anything more 
>> complciated than that.
>> 
>> I do not declare that from an ITR point of view. It is true from an ETR 
>> point of view.
>> 
>> I'm trying to provide clarity and details so the working group understands 
>> how it works not the motivation for using the solution or why it was chosen.
>> 
>> Dino
>> 
>> 
>> 

_______________________________________________
lisp mailing list
[email protected]
https://www.ietf.org/mailman/listinfo/lisp

Reply via email to