Hello Erik,

In our case here we give away /48 IPV6 to users by default. So I'm
wondering, when a IP vandalize Wikipedia or any other project and a block
will be placed, how is this done?

Will the block just "hit" the IP or will it block a complete range to start


On Fri, Jun 1, 2012 at 11:12 PM, Erik Moeller <e...@wikimedia.org> wrote:

> Hi all,
> June 6, 2012 is IPv6 Day ( http://www.worldipv6day.org/ ). The goal of
> this global event is to move more ISPs, equipment manufacturers and
> web services to permanent adoption of IPv6.
> We're planning to do limited production testing of IPv6 during the
> Berlin Hackathon 2012 (June 2-3). Provided that the number of issues
> we encounter are manageable, we may fully enable IPv6 on IPv6 day, and
> keep it enabled.
> MediaWiki has been used with IPv6 by third party wikis for some time.
> Wikimedia uses a set of additional features (GlobalBlocking,
> CheckUser, etc.) which weren't fully IPv6-ready until recently. In
> addition, we're working to ensure that all of Wikimedia's various
> services (mailing lists, blogs, etc.) are IPv6-ready.
> == What's the user impact going to be? ==
> At least in the June 2-3, 2012 time window, you may see a small number
> of edits from IPv6 addresses, which are in the form
> "2001:0db8:85a3:0000:0000:8a2e:0370:7334". See [[w:IPv6 address]].
> These addresses should behave as any other IP adress would: You can
> leave messages on their talk pages; you can track their contributions;
> you can block them. CIDR notation is supported for rangeblocks.
> An important note about blocking: A single user may have access to a
> much larger number of addresses than in the IPv4 model. This means
> that range blocks (e.g. address with "/64") have to be applied in more
> cases to prevent abuse by more sophisticated users.
> In the mid term, user scripts and tools that use simple regular
> expressions to match IPv4 addresses will need to be adapted for IPv6
> support to behave correctly. We suspect that IPv6 usage is going to be
> very low initially, meaning that abuse should be manageable, and we
> will assist in the monitoring of the situation.
> User:Jasper Deng is maintaining a comprehensive analysis of the long
> term implications of the IPv6 migration here:
> https://en.wikipedia.org/wiki/User:Jasper_Deng/IPv6
> We've set up a test wiki where you can see IPv6 IP addresses. This
> works by assigning you a fake IPv6 address the moment you visit the
> wiki, and allows you to see the behavior of various tools with the new
> address format:
> http://ipv6test.wmflabs.org/wiki/index.php/Main_Page
> The best way to report issues is to register them in Bugzilla and to
> ensure that they are marked as blockers for the IPv6 tracking bug:
> https://bugzilla.wikimedia.org/show_bug.cgi?id=35540
> We'll post updates to wikitech-l and elsewhere as appropriate.
> All best,
> Erik
> --
> Erik Möller
> VP of Engineering and Product Development, Wikimedia Foundation
> Support Free Knowledge: https://wikimediafoundation.org/wiki/Donate
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Kind regards,

Huib Laurens

Webhosting the wicked way.
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