Dear, my post here:
https://social.msdn.microsoft.com/Forums/en-US/5ccc322a-12fd-4385-ad21-b6119f6326f7/dsl-how-to-troubleshoot-ampquotadaptermanagernotregisteredexception-dsl5030-an-adaptermanager?forum=vsx
was mentioned to be marked as "spam" after I attempted to edit it. The popup told me if it was an error that I should post here - therefore, here I am. :-)