Why you shouldn't worry about IPv6 just yet

Merike Kaeo merike at doubleshotsecurity.com
Sat Aug 21 04:20:58 CEST 2010


On Aug 20, 2010, at 4:38 PM, Doug Barton wrote:

> On 08/20/2010 13:45, Brian E Carpenter wrote:
> 
>> Well, hold on. He isn't saying that ISPs shouldn't worry. He's saying that
>> current ordinary users shouldn't worry. Is that so wrong?
>> 
>> ISPs need to worry, content providers need to worry, and people who will
>> be new Internet subscribers from about 2015 need to worry.
> 
> Aside from the fact that (as others have already pointed out) most of the article is written in very bad taste; my impression was sort of the same as Brian's. *We* need to focus on the small details, but users don't want this "eye pee vee six" thing, they want web, mail, movies, etc. The details we need to focus on are how to make that work.
> 

My take is he's writing from end user's point of view as others have stated but I was left with a clear impression that this guy has little understanding of networking.  Scary if he's an app writer for scify channel.  As if win7 and Leopard are first OSs to ship native v6 default.....where's he been last 4-5 years?!?  

I do agree that end users will not care as to IP protocols but applications developers should so they don't write code that locks them into doing non-optimal non-forward thinking solutions.  I'm not an app coder but have heard stories of folks running into issues by assuming 32 bit addresses....probably other nuances exist  Am sure google and facebook have lots of great stories here that they'll never divulge.  Everything is 'easy' once you spent the zillions of hours debugging, optimizing and making things work.  There is a learning curve and v6 is getting deployed (we all know this). 

Dan Wing has an interesting draft:

http://tools.ietf.org/html/draft-wing-http-new-tech-00 

What I worry about is ntp, syslog, radius/tacacs+, snmp, etc etc running natively over v6 transport.  Sure, v4 in a dual stack environment fine for now but for how long?!?  Some v6 solutions exist, not many.   [I'm running a testbed right now to test some of this.....includes cisco, juniper, OSX, Ubuntu, win7, maybe 2008 server, and some CPE devices].   I'll make public what I find when I finish.

NAT gives me nightmares...

- merike


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