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by tristanbvk 1207 days ago
IPv6 has link-local, v4 doesn't. That is a huge configuration win.
1 comments

IPv4 also has link-local addresses. They belong to the range 169.254.0.0/16.
And is it enabled by default?

Also is it mathematically unique not to cause any potential conflicts.

Yes. 169.254.0.0/24 addresses show up quite often.