Log in to the Nayatel Customer Portal, click 'Optimus' on the Trending Services bar on the right side of the page.
Choose the 'Eastern' option and press 'Optimize Now'. Wait around 20-30 mins, and restart your Nayatel ONT.
Only do this if you plan on hosting the minecraft server though. If your friend is hosting it, you should not need to do this because it's his NAT type that matters in that case.