[
    {
        "Protocol": "UDP",
        "Port": 27014,
        "Ref": "OpenGamePort",
        "Name": "Open Game Port",
        "Description": "Port for Steam visible server game traffic"
    },
    {
        "Protocol": "UDP",
        "Port": 27015,
        "Ref": "SecureGamePort",
        "Name": "Secure Game Port",
        "Description": "Port for secure game traffic"
    },
    {
        "Protocol": "UDP",
        "Port": 8766,
        "Ref": "AuthPort",
        "Name": "Authentication Port",
        "Description": "Port for Steam authentication traffic"
    },
    {
        "Protocol": "UDP",
        "Port": 27016,
        "Ref": "MasterServerPort",
        "Name": "Master Server Port",
        "Description": "Port for Steam master server or browser traffic"
    }
]