Thread: 60M VM IPv6 plans?
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Old 18-01-2013, 08:31   #31
Kushan
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Re: VM IPv6 plans?

Quote:
Originally Posted by Chrysalis View Post
Kushan you scare mongering tho.

I am saying ipv6 dual stack now today, dont mess about just get on with it. To dual stack doesnt mean drop ipv4, it will still exist to allow for people and companies to migrate. Then when enough mainstream supports ipv6 then ipv4 could be possibly slowly phased out.

Instead I expect VM will do a plusnet, do some kind of carrier grade NAT before even announcing ipv6, in fact I wouldnt be surprised if uk isp's just think of profit and standardise carrier grade nat so they can charge for normal ip's as a premium feature. That would be typical uk fashion of making money.

aaisp eg. have noted they expect to never need to use carrier grade nat, instead they will just claw back ip's from those with ranges assigned to them and not in use.

I can understand clawing back ip's from those with large allocations, but using carrier grade nat on customers with only one ip is just bad management.

Have VM eg. been lobbying microsoft etc. for changes? or just sitting back chilled as if nothing is a problem.

Whats so sad about all this its far easier to dual stack ipv6 than it is to rollout carrier grade NAT, so one has to wonder why plusnet have rolled out something more complex first.
I'm not scaremongering at all, in fact quite the opposite - I'm saying things that work now will still work in the future, there'll just be a few odd exceptions and certain hosting things will probably fall over to a degree.
I'm not disagreeing at all with what you're saying about IPv6 and how it should be rolled out sooner rather than later (in fact I wholeheartedly agree), I'm just saying that it'll be dual stack for a long, long time and Carrier Grade NAT is just inevitable for the IPv4 situation. You cannot realistically expect every single software vendor that there ever has, or ever will be, to update every single piece of software that has ever existed in order to use IPv6. Despite what you say, it's not trivial to do and even if it was, it's just utterly unrealistic to think it'll happen for even a majority of software. The easiest solution is to just roll out carrier-grade NAT across the ISPs that do run out (What choice do they have, anyway? You can either have a NAT'd IPv4 or no IPv4 at all - the former will work for most things, the latter will work for nothing except what has built in IPv6 support).

Essentially, all I'm saying is that rolling out both IPv6 and carrier grade NAT will be a necessity in the short term. As time goes on, the carrier-grade NAT will become less of an issue and most people will be ok to get shunted off IPv4 eventually, but there will always be a need for some level of IPv4 connectivity for some users. Not many, certainly not a majority, but some people will still need it.
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