It was a mess playing this game at first, getting disconnected over and over again, and couldn't complete the Curse of Osiris missions but thanks to the guy that made the thread posted below, it fixed my game! For anyone having these kind of errors, this thread fixed my problem: https://www.bungie.net/en/Forums/Post/231008613 If you get lost on what to do exactly, keep reading the comments and there is a more detailed guide on what to do. If it helped you, share to other people that are having the same problem with these routers!