Para aqueles que não querem abrir todas as portas do seu modem, seguem abaixo as que o jogo usa:
Steam Client
* UDP 27000 to 27015 inclusive (Game client traffic)
* UDP 27015 to 27030 inclusive (Typically Matchmaking and HLTV)
* TCP 27014 to 27050 inclusive (Steam downloads)
Dedicated or Listen Servers
* TCP 27015 (SRCDS Rcon port)
In addition to the required ports for Steam, Modern Warfare 2 requires the following ports for multiplayer:
* UDP 1500 (outbound)
* UDP 3005 (outbound)
* UDP 3101 (outbound)
* UDP 28960
flw
Steam Client
* UDP 27000 to 27015 inclusive (Game client traffic)
* UDP 27015 to 27030 inclusive (Typically Matchmaking and HLTV)
* TCP 27014 to 27050 inclusive (Steam downloads)
Dedicated or Listen Servers
* TCP 27015 (SRCDS Rcon port)
In addition to the required ports for Steam, Modern Warfare 2 requires the following ports for multiplayer:
* UDP 1500 (outbound)
* UDP 3005 (outbound)
* UDP 3101 (outbound)
* UDP 28960
flw