Hamachi is essentially a program that creates a internet lan, allowing anyone being able to join, using a network name and password ( if you wish)
Hope that has been useful...
Saigo.
"Time is too precious to be idle." - Saigo Watanabe "Death is something that is inevitable, Something you cannot run away from." - Katharina Hildegard
Now going under the gaming name: Seraxia www.twitter.com/Seraxia