That's right. an Answer to all people under Firewall unable to open ports HERE IS YOUR ANSWER! (or yet another attempt by a N00B to be cool)

Download Hamachi from: http://www.filehippo.com/download_hamachi/

then click Networking Menu and Join an Existing Network

Network name: Jazz2Online
Password: jazzjazzjazz
(yes the password is stupid but hey, we only need a password because it cant stay blank)

Remember that Any server using Hamachi should have [HAM] in the beginning of their server names.