public void Initialize() { //range var _handler = new HttpClientHandler() { UseDefaultCredentials = true, AllowAutoRedirect = true, UseProxy = true, Proxy = new WebProxy(new Uri(@"ProxyHost:ProxyPort")) }; _handler.Proxy.Credentials = new NetworkCredential("ProxyUser", "ProxyPassword"); _client = new RunrunIt4NetClient(Appkey, UserToken, _handler); }