It's probably worth posting in English, that is what the vast majority of users here speak as you can see from other posts around the forum
If you need help with port forwarding on a router, you might see
http://www.portforward.com/routers.htm or for common DCC receiving issues you could look at
http://www.mirc.co.uk/help/getproblems.html although it's usually the sender's problem.
Regards,
