@TiagoLoss I am using noip [dot] com which is a native, built-in service and it works like a charm. There's a free account available, too. I am happy with it. If that helps...

@TiagoLoss Your domain name in Update URL does not match your domain name in the inside config: duiadns [dot] net vs. duia [dot] us? Try to use duiadns [dot] net for both entries - otherwise the DDNS...

@bruskieZA This is indeed weird. Nevertheless I would go for latest (also BETA) software on both your ER7206 and Controller. 1.3.0 for ER7206 BETA...

@GoodMeMD This is weird... Can you try to empty your browser cache or open a new In-Private window and try it again? Maybe trying on a different browser might also help?

@GoodMeMD Is this what you're looking for?

@bruskieZA 2 threads, same problem. Please refer to here and let us know if it worked: - forget and re-adopt ER7206 or - brand-new OC200 BETA software...