Additional Network Ports for Multiplayer Gaming: Xbox Keeps Dissconecting from Xbox live

Check this link for a possible solution:
https://support.xbox.com/en-IE/xbox-one/networking/random-disconnect-solution

Ports required to use Xbox Live

These ports must be open for Xbox Live to work:

• Port 88 (UDP)
• Port 3074 (UDP and TCP)
• Port 53 (UDP and TCP)
• Port 80 (TCP)
• Port 500 (UDP)
• Port 3544 (UDP)
• Port 4500 (UDP)

Note Some game developers require you to open additional ports. You should always check the game developer's website to see if the game you're playing needs additional ports to work. We've gathered some ports you might need
and have added them to the
Additional Network Ports for Multiplayer Gaming forum.

If you're connected to a network through your workplace or school, ask the network administrator to open these ports.

If you receive a NAT warning when you connect to Xbox Live, see the
Xbox One Multiplayer Game Solution

here is a guide that may help: https://support.xbox.com/en-US/xbox-one/networking/network-ports-used-xbox-live

Note Some game developers require you to open additional ports. You should always check the game developer's website to see if the game you're playing needs additional ports to work.
We've gathered some ports you might need and have added them to the AdditionalNetwork Ports for Multiplayer Gaming forum.

Check this link out... It gives you a detailed breakdown of any/all enforcement taken against your profile. You can also try to file an appeal, but those are few and far between. Good Luck!

https://enforcement.xbox.com/enforcement/showenforcementhistory

Additional Network Ports for Multiplayer Gaming: Suspended from xbox
Check this link out... It gives you a detailed breakdown of any/all enforcement taken against your profile. You can also try to file an appeal, but those are few and far between. Good Luck!

https://enforcement.xbox.com/enforcement/showenforcementhistory