Port Forwarding Wizard is able to forward any TCP protocol. For example: HTTP, SMTP, POP, TELNET, NETBIOS and SSL. Using Port Forwarding Wizard doesn't require any specialized knowledge. When you try to access some remote computer, maybe this computer located in a LAN that you can't directly access or this computer are configed to deny your computer's IP address. Under this situation, maybe you need to go through a lot of computers to finally access the destination and the computers you must go through maybe run Windows, Solaris or Linux system. It will bother you so much.