How to get Open NAT on Xbox One using DMZ

[Windows Central]

If you're struggling to find a fix, this may solve your Xbox One NAT issues.
Open Network Address Translation (NAT) is the key to success in Xbox One networking, determining your ability to connect with other players and shaping your overall Xbox Live experience. However, when troubles arise, knowing where to look can quickly alleviate router issues.
Related: Everything you should know about Xbox One networking
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