Verizon DSL moving to CGN

Rajiv Asati (rajiva) rajiva at cisco.com
Mon Apr 8 01:21:26 UTC 2013


Dual-stack in the home networks will stay with us for a long time (beyond 2020!) until v4-only user devices and v4-only apps get refreshed.

Of course, this doesn't mean that the ISP access needs to stay dual-stack, thanks to MAP, 464XLAT etc.

Cheers,
Rajiv

Sent from my Phone

On Apr 7, 2013, at 3:15 AM, "Fabien Delmotte" <fdelmotte1 at mac.com> wrote:

> CGN is just a solution to save time, it is not a transition mechanism through IPv6
> At the end (IPv6 at home) you will need at list :
> Dual stack or NAT64/ DNS64
> 
> My 2 cents
> 
> On Apr 7, 2013, at 8:42 AM, Mikael Abrahamsson <swmike at swm.pp.se> wrote:
> 
>> On Sun, 7 Apr 2013, Christopher Morrow wrote:
>> 
>>> I wonder how much more painful just upgrading the dsl plant to support v6 would be vs deploying the cgn equipment and funneling users through that :(
>> 
>> IPv6 deployment is not a short term solution to IPv4 address depletion. Would you be less upset if there was IPv6 access and CPE based DS Lite (ie your IPv4 is still CGN:ed, just in a different way)?
>> 
>> CGN is here to stay for IPv4. The solution for long term Internet growth is IPv6.
>> 
>> -- 
>> Mikael Abrahamsson    email: swmike at swm.pp.se
> 




More information about the NANOG mailing list