Sidi http://www.valmerwolf.com/mappe/si_alb/ ... ersidi.jpg
Krondon http://www.valmerwolf.com/mappe/si_alb/ ... rondon.jpg
DF http://www.valmerwolf.com/mappe/dungeon/darkness.pdf
SH http://www.valmerwolf.com/mappe/DF/NF_summhall.jpg

I have the same problem, connection works, firewalls are off and even added host explicitly as mentioned above. the problem seems to come and goes I have experienced it now and again for a few days now. Anyone found other solutions?