private static extern int WNetAddConnection2(NetResource netResource, string password, string username, int flags);
        /// <summary>
        /// 네트워크 경로에 대한 연결
        /// </summary>
        /// <param name="networkName"></param>
        /// <param name="credentials"></param>
        /// <exception cref="System.ComponentModel.Win32Exception">이 Credential 을 가지고 있는 프로그램이 아직 열려 있으면 아래 오류가 나타나더라...</exception>
        public NetworkConnection(string networkName, NetworkCredential credentials)
        {
            _networkName = networkName;

            var netResource = new NetResource()
            {
                Scope = ResourceScope.GlobalNetwork,
                ResourceType = ResourceType.Disk,
                DisplayType = ResourceDisplaytype.Share,
                RemoteName = networkName
            };

            int result = WNetAddConnection2(
                netResource,
                credentials.Password,
                (credentials.Domain.Length > 0) ? credentials.Domain + "\\" + credentials.UserName : credentials.UserName,
                0);

            if (result != 0)
            {
                throw new System.ComponentModel.Win32Exception(result, "Error connecting to remote share");
            }
        }