
https://help.elderscrollsonline.com/app/answers/detail/a_id/30107/kw/console ports
We suggest you forward certain ports to ensure that your consoles are able to reach our servers. Different consoles will require different ports, so you should ensure that the ports suggested below are open for the platform you're playing on:
PlayStation 4 Ports:
TCP Ports 10040 through 10060
UDP Ports 50000 through 60000
UDP Ports 12000 through 32000
UDP Port 6250
UDP Port 5060
UDP Port 5062
UDP Port 3478 through 3479
TCP Port 80
TCP Port 433
For instructions on how to forward ports, please contact either your ISP (Internet Service Provider) or manufacturor of your modem/router.