Note: the wifi protocol used for local-WLAN is different from UDS, which 3DS and Wii U used.
Note: the wifi protocol used for local-WLAN is different from UDS, which 3DS and Wii U used.
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The Switch still uses UDP with a different/updated protocol for peer to peer communication (packets starting with 0x32AB9864). For Nintendo server comms, a bunch of https requests are made instead of using PRUDP.
+
The Switch still uses UDP for peer to peer communication (packets starting with 0x32AB9864). For Nintendo server comms, WebSockets are used instead of UDP ([https://github.com/Kinnay/NintendoClients/wiki/Game-Server-Overview more information]).