We could request a block of Class B IPv4 prefixes but the working group didn't 
want to do that.

Dino

On Nov 7, 2012, at 7:27 AM, Lori Jakab <[email protected]> wrote:

> On 11/07/12 16:16, Dino Farinacci wrote:
>> The LISP-only EID-prefix is one use of the draft-ietf-lisp-eid-block draft.
> 
> Sure, but that's IPv6-only.
> 
> -Lori
> 
>> 
>> Dino
>> 
>> On Nov 7, 2012, at 6:00 AM, Lori Jakab <[email protected]> wrote:
>> 
>>> Hi Paul,
>>> 
>>> Thank you for the feedback on the document, it's great having the
>>> operational community participate. Indeed, the existance of PxTR's are
>>> making the ping check less meaningful. How about combining the ping
>>> check with a traceroute? Even if the routers carrying the LISP
>>> encapsulated packets won't show up on a traceroute, you can see if the
>>> encapsulation/decapsulation happens at the expected locations (xTRs
>>> instead of PxTRs) or not.
>>> 
>>> The LISP-only EID prefix you propose is definitely a good option too.
>>> But if I understand it correctly, it depends on a third party running a
>>> known good LISP test site. At the time of writing we didn't know of any
>>> such service, so it was not included as an possibility.
>>> 
>>> Regading deployment options, why do you consider the first and second
>>> one separately? According to the ddt-root.org web site, the Beta network
>>> is a DDT connected LISP island as well. Sure, it runs deeper in the
>>> tree, delegating the 153.16/16 further down, but I wouldn't look at it
>>> as a separate deployment option.
>>> 
>>> -Lori
>>> 
>>> On 11/07/12 04:19, Paul Vinciguerra wrote:
>>>> Jakab, et al. Expires April 23, 2013 [Page 21]
>>>> 
>>>> Internet-Draft LISP Deployment October 2012
>>>> 
>>>> * To verify LISP connectivity, ping LISP connected sites. See
>>>> 
>>>> http://www.lisp4.net/ and/or http://www.lisp6.net/ for
>>>> 
>>>> potential candidates.
>>>> 
>>>> This section seems overly simple.
>>>> 
>>>> There are three deployment options that I am aware of:
>>>> 
>>>> ·Deployment in the Beta network
>>>> 
>>>> ·Deployment in a separate LISP Island connected via DDT
>>>> 
>>>> ·Deployment in a separate LISP Island not connected via DDT
>>>> 
>>>> With PxTR’s in the mix, pinging LISP sites doesn’t assure end-end LISP
>>>> connectivity. It is our experience that PxTR’s just magically make
>>>> things work, and because of that, it doesn’t always flow the way you
>>>> think it does.
>>>> 
>>>> There probably needs to be some prefix that doesn’t have a coarse
>>>> aggregate announced into the DFZ for testing end-end LISP connectivity
>>>> for the first two deployment options listed above. If you’re the last
>>>> deployment case, you’re on your own to verify end-end LISP connectivity.
>>>> 
>>>> Paul
>>>> 
>>> _______________________________________________
>>> lisp mailing list
>>> [email protected]
>>> https://www.ietf.org/mailman/listinfo/lisp
> 

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