Comcast's 6to4 Relays

Owen DeLong owen at delong.com
Wed Apr 20 18:55:02 CDT 2011


Sent from my iPad

On Apr 20, 2011, at 4:26 PM, Jim Gettys <jg at freedesktop.org> wrote:

> On 04/20/2011 04:44 PM, Owen DeLong wrote:
>>>> The best way to make 6to4 diminish has always been and still remains:
>>>> 
>>>>    Deploy Native IPv6 Now.
>>>> 
>>>> That's a plan and a necessity at this point, but, execution is still somewhat lagging.
>>>> 
>>> Of course, Comcast *is* deploying native IPv6; see, for example,
>>> http://mailman.nanog.org/pipermail/nanog/2011-January/031624.html
>>> It just takes a while -- and a non-trivial number of zorkmids -- to
>>> do things like replacing all of the non-v6 CPE.
>>> 
>>> 
>>>        --Steve Bellovin, https://www.cs.columbia.edu/~smb
>> Comcast was not the target of my comment... The networks saying Comcast shouldn't help the rest of the net by providing open 6to4 relays were the ones I was referring to.
>> 
>> I again applaud Comcast's leadership on IPv6 to the end user, even if they haven't gotten
>> it to me yet. ;-)
>> 
> 
> They already have if you can run either 6rd or 6to4 and are a Comcast customer, even if you didn't happen to know they had.  (Though they do plan to turn off the 6rd hack they were using this summer; their native trial and 6to4 work well enough to not need yet another transition mechanism).
> 
I'm already running IPv6 over 6in4 tunnels to my cool routers. 6rd is not an improvement.

I'm looking forward to the day when Comcast can deliver straight native IPv6 to me.

> Their kind offer is to extend availability of their 6to4 relays to others who aren't even Comcast customers...
> 
> (Says this reasonably happy participant in Comcast's IPv6 trial; my unhappiness is the state of CPE firmware, not with how well Comcast's end of things work; I plan to ditch commercial firmware on my home router for OpenWRT momentarily...)
>                                - Jim
> 
> 
lol... The commercial JunOS on my home gateway seems to be working OK.

Owen





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