Firewall settings
For most customers, no special network settings are required. However, in certain cases, the following ports should be opened in the outbound direction exclusively.
843/tcp
4530-4531/tcp
4533/tcp
5055-5058/udp
6060-6063/tcp
9090-9093/tcp
19090-19093/tcp
27000-27002/udp
For more information, you can check the description provided by Photon Cloud.