I've reinstalled IPSConfig more carefully, there is no Ipv6 now, but I'm still not able to send mail "outside". Recieving and sending to my own mail (only got 1 e-mail created atm.) are going well.
UPD: Thats a strange thing, but it sending now...
Last edited by MON@H Rasta; 1st May 2013 at 08:09.