I am sorry to hear that you are experiencing connectivity issues in The Division 2.
Can you please try the troubleshooting steps in the link below:
https://support.ubi.com/en-gb/faqs/0...box-One-TCTD2/
If the issue persists, could you please submit a support ticket (https://support.ubi.com/en-gb/Cases/new) and attach an image of your port settings on your router and our Customer Support team will investigate this further for you.