获取服务器的MAC地址，(获取程序所在机器的MAC地址，不能用VS调试使用)

 

/// 
    /// 获取服务器的IP地址    /// 
    /// 
         protected string GetServerIP()    {        return Request.ServerVariables["Local_Addr"];    }    /// 
    /// 获取服务器的MAC地址    /// 
    ///     /// 
         protected string GetMac(string serverIp)    {        if (serverIp != "")        {            return "";        }        string mac = "";        string query = "select MACAddress from Win32_NetworkAdapterConfiguration where IPEnabled='TRUE'";        System.Management.ManagementObjectSearcher searcher = new ManagementObjectSearcher(query);        ManagementObjectCollection collection = searcher.Get();        foreach (ManagementObject mo in collection)        {            mac = mo["MACAddress"].ToString();        }        return mac;    }