Steam doesn't host multiplayer servers, but it does offer services for match making, lobbies, voice chat and P2P networking (including the use of Valve's networ

Steam doesn't host multiplayer servers, but it does offer services for match making, lobbies, voice chat and P2P networking (including the use of Valve's network as a relay). https://partner.steamgames.com/doc/features/multiplayer https://partner.steamgames.com/doc/features/multiplayer