Hi Erik,

On 14/11/18 14:24 , Erik Auerswald wrote:
Hi Peter,

please see inline (I have kept just the relevant part):

On Wed, Nov 14, 2018 at 02:13:37PM +0100, Peter Psenak wrote:
On 14/11/18 12:49 , Tomonori Takeda wrote:
[...]
1) Flooding Scope of SR-Algorithm TLV
In Section 4.1, it says:

    "If the SR-Algorithm TLV appears in
     multiple OSPFv3 Router Information Opaque LSAs that have different
     flooding scopes, the SR-Algorithm TLV in the OSPFv3 Router
     Information Opaque LSA with the area-scoped flooding scope MUST be
     used."

At the same time, it say:

    "For the purpose of SR-Algorithm TLV advertisement, area-
     scoped flooding is REQUIRED."

So, does it mean a) a router MUST use area-scoped flooding for sending,
and

no. It says that that for the purpose of the SR-Algorithm TLV area scope is
required. That means it cannot be link-scope, but it can be
autonomous-system scope, because that is also covering the area-scope.

May I suggest to add the words "at least" to make the wording more
explicit?

     "For the purpose of SR-Algorithm TLV advertisement, at least
      area-scoped flooding is REQUIRED."

sure, will do that.

thanks,
Peter


Thanks,
Erik
.


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