How Do you feel when someone tells you there’s a port forwarding problem and that’s why your shiny new app won’t work? Your Xbox won’t let you play games, your torrent downloads refuse to start, or your web server can’t be accessed? Well, I’m here to dispel the difficulty and explain just what port forwarding is, and how it can help you.
What Are Ports?
You probably have a good idea about how networks work already, in that each device has an IP address. There are two types of IP address; public and private. Public IP addresses are accessible anywhere in the world; private ones are used on internal networks – such as 192.168.x.x, or 10.0.x.x. In order to receive information back from the Internet, data requests are sent out with both a global IP address – corresponding to your router – and a local IP address, corresponding to your PC or other networked device. Continue reading
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