Public IP on loop back interface

[James Knott]

William Muriithi wrote:
> Evening pal,
>
> I am curious, have anybody ever seen a system using a public IP for
> loop back interface instead of 127.0.0.1?
>
> Would there be a good reason to do that?
>
> Regards,
>
> WIlliam
>

I have never seen that and can't think of a reason for doing it.  On the 
other hand I can think of reasons for not doing it.  The loop back is 
always supposed to be 127.x.x.x on IPv4 and ::1 on IPv6.

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