Actually there is, predictive-rlocs. No messaging is better than .5 RTT in 
control-plane. But might not be fair to compare since you have to send data to 
more places that may get dropped.

Dino

> On Apr 22, 2022, at 1:39 PM, Dino Farinacci <[email protected]> wrote:
> 
> Nothing is better than .5 RTT.  ;-)
> 
> Dino
> 
>> On Apr 22, 2022, at 1:18 PM, Robert Raszuk <[email protected]> wrote:
>> 
>> Hi Dino,
>> 
>>> If you use a transport layer that requires connection setup, it will slow 
>>> down handoff time when EIDs are moving.
>> 
>> But quic connection setup is just 3 RTTs. Is that an issue ? 
>> 
>> Thx,
>> R.
>> 
>> On Fri, Apr 22, 2022 at 8:40 PM Dino Farinacci <[email protected]> wrote:
>> The others know to add quic, it was part of a discussion on how to open 
>> sockets using QUIC and which port numbers to use. That text is coming. The 
>> drfat does intend to support multiple transports. Here is one excerpt that 
>> proves that:
>> 
>> <Screen Shot 2022-04-22 at 11.37.47 AM.png>
>> 
>> QUIC will be added to the list above.
>> 
>> To answer your second question. If you use a transport layer that requires 
>> connection setup, it will slow down handoff time when EIDs are moving. So in 
>> that case, a Map-Reqister should just be sent over UDP. And on the 
>> Map-Request side you will require an RTT before getting the map-cache 
>> populated.
>> 
>> Dino
>> 
>> 
>>> On Apr 22, 2022, at 11:11 AM, Robert Raszuk <[email protected]> wrote:
>>> 
>>> Hi Dino,
>>> 
>>> Before I hit sent I did search the draft and did not find any match on QUIC 
>>> :( 
>>> 
>>> But to your question - yes. I see no reason why LISP control plane could 
>>> not be running over QUIC. 
>>> 
>>> Best,
>>> R.
>>> 
>>> On Fri, Apr 22, 2022 at 7:59 PM Dino Farinacci <[email protected]> wrote:
>>> The draft indicates QUIC can be used as a reliable transport. But are you 
>>> saying QUIC should be used for all LISP messages?
>>> 
>>> Dino
>>> 
>>>> On Apr 22, 2022, at 6:35 AM, Robert Raszuk <[email protected]> wrote:
>>>> 
>>>> Hi,
>>>> 
>>>> May I ask for reasons not to use QUIC instead of home made UDP based 
>>>> transport followed by TCP ? 
>>>> 
>>>> Many thx,
>>>> Robert
>>>> 
>>>> On Wed, Apr 20, 2022 at 9:42 AM Luigi Iannone <[email protected]> wrote:
>>>> All,
>>>> 
>>>> During the last LISP WG meeting in Vienna/Meetecho the authors of the 
>>>> draft:
>>>> 
>>>> LISP Map Server Reliable Transport
>>>> https://datatracker.ietf.org/doc/draft-kouvelas-lisp-map-server-reliable-transport/
>>>> 
>>>> Asked for adoption as WG document.
>>>> Call for adoption during the meeting showed clear consensus.
>>>> This email is the usual procedure to confirm the consensus on the mailing 
>>>> list.
>>>> 
>>>> If anybody has concerns about adopting this document please state so on 
>>>> the mailing list before May 5th 2022. 
>>>> Please also argument the technical reason why you have concerns.
>>>> 
>>>> Ciao
>>>> 
>>>> Luigi & Joel
>>>> 
>>>> 
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>>> 
>> 
> 

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