Getting external IP address

[Sion Arrowsmith]

Steven D'Aprano  <steve at REMOVEME.cybersource.com.au> wrote:
>I have a PC behind a firewall, and I'm trying to programmatically
>determine the IP address visible from outside the firewall.
>  [ ... ]
>Can anyone help me fix that code snippet, or suggest another (better) way
>to get the externally visible IP address?

Depending on your circumstances, it may be possible to just ask the
firewall. You'll probably need some kind of administrator login, and
may well have to parse HTML if it's only got a web interface, but it
does mean that you don't have to connect to anything in the outside
world.

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