>
> I'm trying to access this var (CGI.HTTP_X_FORWARDED_FOR).
>
> It doesn't show up in the CF debugging output, but CFDUMP doesn't moan about
> it when I dump it (just gives "empty string").
CGI variables will always exist and show up as an empty string,
even if the browser didn't send them.
> Now I've read a few differing things bout just exactly what it may report.
> So does it actually give the IP of the computer behind a proxy server?
Just like any other user submitted value: it may or it may not. I
can tell my browser to add that header by default.
> What about from behind a router?
Maybe.
Usually it will report the IP of the computer behind a proxy
server. Which may be another proxy server, in which case you are
lost.
Jochem
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