[AusNOG] IPv6

[Mark ZZZ Smith]

      From: Robert Hudson <hudrob at gmail.com>
 To: Mark Delany <g2x at juliet.emu.st> 
Cc: ausnog at lists.ausnog.net 
 Sent: Wednesday, 1 April 2015, 10:20
 Subject: Re: [AusNOG] IPv6
   

On 01/04/2015 9:20 AM, "Mark Delany" <g2x at juliet.emu.st> wrote:
>
> On 01Apr15, Mark Andrews allegedly wrote:
> >
> > In message <CAOu9xNJbkKhU3DbTjmX1LG5hcpx+uS-6XxOjajd3rS=wHEurFg at mail.gmail.com>, Robert Hudson writes:
> > >
> > > Right now, it seems that some ISPs/carriers are deciding to invest in
> > > NAT/PAT (or CGN, if that's really a thing) rather than IPv6.  Why?
>
> > No, its been selected because ISPs as a whole have procastinated
> > about delivering IPv6
>
> Not sure it's an either/or situation. Even if you deploy IPv6
> everywhere you still have to offer IPv4 reachability for your
> customers.
>
> Hopefully what Robert is observing is not an alternative to IPv6,
> rather it's a means of giving customers access to those recalcitrant
> IPv4-only destinations.That was my point. Even if an ISP offers IPv6 to 100% of its customers, it still needs to offer IPv4 to practically 100% of its customers as well, because there's a lot of systems/software/tools out there that don't yet speak IPv6.
/ So nobody here who is advocating deploying IPv6 is saying (or has said) to switch off IPv4 at the same time.



>
> On the bright side, the more IPv6 you deploy the less traffic will
> need to pass through your CGN. IOWs, deploying IPV6 could actually
> save you some coin!
>
>
> Mark.
>
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