IPv6 migration steps for mid-scale isp

Sat Sep 23 11:14:07 UTC 2017

Please correct me If I'm wrong, AFAIK 464XLAT works best with mobile
networks and its not suitable for fixed broadband. right?

On Mon, Sep 18, 2017 at 10:28 PM, JORDI PALET MARTINEZ
<jordi.palet at consulintel.es> wrote:
> Fully agree, 464XLAT is the way to go.
>
> We have tested this in many IPv6-only access deployments, non-cellular networks (cellular is well tested by T-Mobile and others, that have got it in production for years).
>
> We always have the issue of the CPEs support, but this is the same problem if you want to go to lw4o6, MAP, etc. In general, newer transition mechanisms, aren’t well supported.
>
> So, you either use OpenWRT if you can re-flash the CPEs, or you push your vendors to make sure they provide a firmware upgrade.
>
> This is the reason I started to work on an update of the RFC7084 (https://datatracker.ietf.org/doc/draft-ietf-v6ops-rfc7084-bis/ and https://datatracker.ietf.org/doc/draft-palet-v6ops-rfc7084-bis-transition/) and see also the related discussion in v6ops.
>
> Also, I run a panel with CPE vendors in the last week APNIC meeting, and the interesting thing is that they confirmed there is no any technical issue to support those (hardware is ok), and they have already developed it, just waiting for customers to ask for it.
>
> https://conference.apnic.net/44/program/schedule/#/day/6/bof-discussion-with-ipv6-ce-vendors
>
> I will compile a report out of this panel ASAP.
>
> So please, keep pushing your vendors for it!
>
> Regards,
> Jordi
>
>
> -----Mensaje original-----
> De: NANOG <nanog-bounces at nanog.org> en nombre de Brock Tice <brock at bmwl.co>
> Responder a: <brock at bmwl.co>
> Fecha: viernes, 15 de septiembre de 2017, 17:14
> Para: Fredrik Sallinen <fredrik.sallinen at gmail.com>
> CC: <nanog at nanog.org>
> Asunto: Re: IPv6 migration steps for mid-scale isp
>
>     We are small but we are just about out of IPv4 and aren't going to get
>     or buy any more. We have been testing for a while.
>
>     > Shall I go for IPv6-only deployment or dual stack?
>
>     You should plan for adding customers eventually that are IPv6-only,
>     unless you have all the v4 you will ever need, and you will need to
>     reserve IPv4 address blocks for translation.
>
>     > How to identify address CPE and legacy application issues?
>
>     Legacy application issues can be solved (for the most part) with
>     464XLAT, which also solves IP-literal-in-HTML problems. You need PLAT at
>     the core and CLAT at the client. Unfortunately so far the only good way
>     we've found to do CLAT is OpenWRT on the CPE or router. We are getting
>     ready to bundle Linksys routers flashed with OpenWRT.
>
>     For PLAT at the core we are running jool. It's actually quite simple to
>     set up and we are currently using OSPF to do anycast, but we will
>     probably be migrating to a single set of HA servers in the core. The
>     good news is that even if it goes down, Netflix and Facebook will still
>     work as they are fully functional on v6.
>
>     We have tested this in my home and at my office with IPv6-only
>     VLANs/wireless SSIDs, mostly without a hitch.
>
>     If you run this setup without the CLAT on the client side you get NAT64
>     so it still will work for most things.
>
>     I would be very, very happy if larger ISPs would put pressure on router
>     manufacturers to support CLAT, we have no clout. I would also love to
>     hear if any of this is stupid or if there's a better way.
>
>     --Brock
>
>
>
>
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