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Re: GCE bootstrap-vz generated image test



2014-03-01 2:27 GMT+01:00 Jimmy Kaplowitz <jkaplowitz@google.com>:
> On Fri, Feb 28, 2014 at 5:10 PM, Anders Jackson <anders.jackson@gmail.com>
> wrote:
>>
>> 2014-02-28 18:21 GMT+01:00 Tomasz Rybak <tomasz.rybak@post.pl>:
>> >  * disabling IPv6
>>
>> Why disable IPv6?  At least there is an easy way of enabling it again,
>> isn't it?

> If Tomasz is doing what we were doing before, this is just changing the
> sysctl setting. Very easy to reverse, which within GCE would only make sense
> to do if you wanted to use IPv6 within Linux's internal networking stack
> (e.g. use LXC within the VM and have the different containers communicate
> over IPv6).

Ok, so it only is for GCE and nothing else then and in the plugin for GCE?
Well, that is unfortunate but a useful solution then.

> Even now, not all software reacts well when IPv6 is enabled but not
> available. We encountered real-world cases where this caused a bad user
> experience, fixed by disabling IPv6. (I'd have to look up the details - this
> was a while ago.) Of course it makes sense to enable IPv6 wherever that is
> available, but unfortunately that's not currently supported in the GCE
> network.

Ok, good to know, as IPv6 is important for me.

Would be good to know what software and what problem it was, if you
have time to look it up, and if not just ignore it.  Just curious. ;-)

> - Jimmy

/Anders


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