Denne artikel findes endnu ikke på Dansk. I mellemtiden kan du finde de oplysninger, du leder efter, på engelsk nedenfor.
Your NAT type will most likely be Moderate (Type 2) or Strict (or Type 3) which means you will need to improve your NAT type to Open (Type 1).
Before moving forward, make sure you have these ports open for NHL 15.
If you are still having issues you can also try putting your console into "DMZ" mode on your home network. The router manufacturer's instructions should be consulted on how to achieve this.