Bah heres the solution
Download Hamachi @t
.. install it!!
Click on the (On/Off) button!
After Click on Create Network! (click on create)
Fill in the require information (BE CAREFULL THESE ARE CASE SENSIBLE!!! YOUR FRIEND WILL NEED THEM TO CONNECT TO YOUR SERVER!!!!
Now its all set up !!! Tell your friend to connect to the Adress that is shown there. (wich mean youll join that adress too ....) [Don't forget to set your server realmlist to this .. you dont need to change anything else]
...... Now your friends will need hamachi too, to connect to your server .. tell them to Join Existing network instead of creating one! and they will use your Username and password u used for your server!!! while you created the network!
Thats it! if you need more information just ask!