How To: 获取本机固定IP

private IPAddress GetLocalHost()
        ...{
            try
            ...{
                WebClient wClient = new WebClient();
                byte[] byteRecv = wClient.DownloadData("http://www.ip138.com/");
                string strRecv = Encoding.GetEncoding("GB2312").GetString(byteRecv);
                string pattern = @"(((d{1,2})|(1d{2})|(2[0-4]d)|(25[0-5])).){3}((d{1,2})|(1d{2})|(2[0-4]d)|(25[0-5]))";  
                string localHost = Regex.Match(strRecv, pattern).ToString();
                return IPAddress.Parse(localHost);
            }
            catch (Exception exx)
            ...{
                System.Diagnostics.Trace.WriteLine("Exception Occured while Running GetLocalHost--> " + exx.Message);
                return IPAddress.Parse("127.0.0.1");
            }
        }