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Re: [RFC] Change default ipv6 network from fec0/10 (site local) to fe80/
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [RFC] Change default ipv6 network from fec0/10 (site local) to fe80/10 (link local) |
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Date: |
Wed, 27 Jan 2021 22:46:13 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 |
Hi Doug,
Cc'ing more developers.
On 1/27/21 8:13 PM, Doug Evans wrote:
> Hi.
>
> This is just an information gathering question. I don't know enough to
> formally propose the change.
> I happened to notice QEMU's default for the ipv6 network is fec0::/10
> which is deprecated (RFC3879).
> I think(!) an obvious replacement is fe80::/10, link local.
>
> Has anyone thought about this issue or know of reasons why we shouldn't
> make this change?
I'm a bit worried this could break various scripts and firewall rules
where this is the expected default range...