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Re: Disabling IPV6_V6ONLY a bad idea?

On Fri, 20 Apr 2012 01:16:23 +0200
Jan Danielsson <> wrote:

> Hello,
>    Should I be worried about disabling IPV6_V6ONLY on a socket? The fact
> that it's enabled by default made me curious enough to try some more or
> less creative Google searches. Some of the results are along the line of:
>    - "The option was for a period of migration, which was supposed to
> happen ten years ago.".
>    - "Disabling IPv6_V6ONLY killed my cat!" (i.e. over-the-top
> non-specific security concerns).
>    - "It doesn't work properly on most platforms."
>    Outdated blogs/articles? Are there any compelling not to use
> IPv4-on-IPv6, and instead bind to two separate ports?

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