In article <58C7E636-CEE6-416F-8A1C-E1A9FB2CA0B5%edv@zschocke-berlin.de>,
Florian Zschocke <edv@zschocke-berlin.de> wrote:
>a perhaps silly question. If I have two machines connected with a
>crossover-cable, both running tcp, but I only have access to one of
>them. How can I get the static IP-Address of the other machine?

In the general case, you cannot. For one thing, it might not have
a static IP address. For another, there is no way to force a computer
to respond if it has been configured to block you.

You could -try- firing off an icmp echo packet to 255.255.255.255
but don't be surprised if nothing answers.