PUN Classic (v1), PUN 2 and Bolt are in maintenance mode. PUN 2 will support Unity 2019 to 2022, but no new features will be added. Of course all your PUN & Bolt projects will continue to work and run with the known performance in the future.
For any upcoming or new projects: please switch to Photon Fusion or Quantum.
TCP and UDP Port Numbers
Photon Cloud
Connecting to Photon Cloud might require, depending on the API, to pass in the proper port for the protocol and purpose of your application. In most cases, you don't have to worry about port numbers. The table below contains the default ports to be used with Photon Cloud per protocol and per server connection.
Default Ports by Protocol and Purpose
| Port Number | Protocol | Purpose |
|---|---|---|
| OS Self Assigned Port | UDP | Communication port of the Peer. |
| 5058 or 27000 | UDP | Client to Nameserver (UDP) |
| 5055 or 27001 | UDP | Client to Master Server (UDP) |
| 5056 or 27002 | UDP | Client to Game Server (UDP) |
| 4533 | TCP | Client to Nameserver (TCP) |
| 4530 | TCP | Client to Master Server (TCP) |
| 4531 | TCP | Client to Game Server (TCP) |
| 9090 | TCP | Client to Master Server (WebSockets) |
| 9091 | TCP | Client to Game Server (WebSockets) |
| 9093 | TCP | Client to Nameserver (WebSockets) |
| 19090 | TCP | Client to Master Server (Secure WebSockets) |
| 19091 | TCP | Client to Game Server (Secure WebSockets) |
| 19093 | TCP | Client to Nameserver (Secure WebSockets) |
For more information about the UDP Ports see the FAQ page.