MuOnline season 8 episode 2

I. Hi I need help setting up a server mu online season 8 that at the moment worcks LAN.Mi ip glogal is 77.xxx.xxx.127 by exemple wat dwo I have to change to make it work so my friends can connect to the server . WHAT FILE I HAVE TO MODIFY I bought a domain at STRATO.COM The A-RECORD settings is with my global IP-77.xxx.xxx217 .After install mucore on my server when I connect to the domain www.xxxxxxmu.es redirects me two router ip 192.168.0.1 router configuration page
II. I want to create a professional RACK 3-4 blade server server1-web, server2-muserver1, server3 -muserver2, server4-muvipserver. It is possible this configuration? Or I have to put the four servers on the same pc .If possible how can I comfigure?
Thank you

- - - Updated - - -

Sorry y english google translate

maybe in your language is more easy for us :P haha

hope now its more understandeble