On 2018-12-06 01:16, Joe Touch wrote:
> 
> 
> On Dec 4, 2018, at 8:46 PM, Brian E Carpenter <[email protected]> 
> wrote:
> 
>>> Nobody deprecated the flags that require HBH options to be processed or 
>>> dropped if not supported. 
>>
>> Intentionally. If a forwarding node is transparent to HbH options,
>> it is not looking at those flags. If it is looking at HbH options,
>> it will obey those flags. Why is that a problem?
> 
> What exactly does ‘transparent to HbH options mean’ if not ‘not supported’?

It means a forwarding node that uses the exception added by RFC7045 and simply
doesn't even look for an HbH header. The flag bits are invisible and irrelevant
to such a node. The flag bits apply as defined for a forwarding node that *does*
process HbH options, so they certainly should not be deprecated.

   Brian

> 
> In that case, the flags have exactly no meaning anywhere. But they’re not 
> deprecated.
> 
> That makes no sense at all.
> 
> Joe
> .
> 

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