C#

NameValueCollection loginData = new NameValueCollection();
loginData.Add("password", "loginpassword");
byte[] returnData = webclient.uploaddata("http://server/utility/get_password_cookie.sh",loginData );

 tempData = webclient.Encoding.GetString(data);
 tempData = tempData.Replace("\n",string.Empty);
 webclient.Headers.Add(tempData);

 webclient.DownloadFile("http://server/bandwidth.csv", downloadedFile);

"Set-Cookie:hash=hashvaluehere; path=/Set-Cookie:exp=1342083624; path=/"

public class CookieAwareWebClient : WebClient
    {
        public CookieContainer CookieContainer { get; set; }
        public Uri Uri { get; set; }
        private string lastRequest;

        public CookieAwareWebClient()
            : this(new CookieContainer())
        {
        }

        public CookieAwareWebClient(CookieContainer cookies)
        {
            this.CookieContainer = cookies;
        }

        protected override WebRequest GetWebRequest(Uri address)
        {
            WebRequest request = base.GetWebRequest(address);
            if (request is HttpWebRequest)
            {
                try
                {
                    
                }
                catch (Exception ex)
                {
                    System.Diagnostics.Debug.WriteLine("Exception: " + ex.Message);

                }
                (request as HttpWebRequest).CookieContainer = this.CookieContainer;
                if (!String.IsNullOrEmpty(lastRequest))
                {
                    (request as HttpWebRequest).Referer = lastRequest;
                }
                if (request.Method == "POST" && String.IsNullOrEmpty(request.ContentType))
                {
                    request.ContentType = "application/x-www-form-urlencoded";
                }
            }

            
            lastRequest = address.ToString();

            
            HttpWebRequest httpRequest = (HttpWebRequest)request;
            httpRequest.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
            return httpRequest;
        }

        protected override WebResponse GetWebResponse(WebRequest request)
        {
            HttpWebResponse response = (HttpWebResponse)base.GetWebResponse(request);
            String setCookieHeader = response.Headers[HttpResponseHeader.SetCookie];
            this.CookieContainer.Add(response.Cookies);
            if (setCookieHeader != null)
            {
                //do something if needed to parse out the cookie.
                if (setCookieHeader != null)
                {
                    Cookie cookie = new Cookie(); //create cookie
                    this.CookieContainer.Add(cookie);
                }
            }
            return response;
        }
    }/pre>