C#

string ConnectionString = "Data Source=srv032k3;Initial Catalog=MuzeDB;Integrated Security=SSPI; User ID=muze; Password=saeedasd;";

string connectionString = "Data Source=srv032k3; Initial Catalog=MuzeDB; User ID=sa;   Password=YourPassword";

NetworkStream nStream = new NetworkStream(getSocket(numsock).getSocket(),true);
            byte[] myReadBuffer = new byte[1024];          
            FileStream fs = new FileStream("C:\\Users\\Mauri\\Desktop\\" + item.Name, FileMode.Append, FileAccess.Write);
            BinaryWriter writer = new BinaryWriter(fs);           
            do
            {
                nStream.Read(myReadBuffer, 0, myReadBuffer.Length);

                writer.Write(myReadBuffer);

            }
            while (nStream.DataAvailable);
                
            writer.Close();
            fs.Close();

using (NetworkStream nStream = new NetworkStream(getSocket(numsock).getSocket(),true)) {
    using (FileStream fs = new FileStream("C:\\Users\\Mauri\\Desktop\\" + item.Name, FileMode.Append, FileAccess.Write)) {
        using (BinaryWriter writer = new BinaryWriter(fs)) {           
            for(;;) {
                int len=nStream.Read(myReadBuffer, 0, myReadBuffer.Length);
                if (len==0) break;
                writer.Write(myReadBuffer, 0, len);
            }
        }
    }
}

Unable to write data to the transport connection: An error occurred during connection attempt because the connected part did not properly respond after a period of time, or failed to established connection and connected host has failed to respond.

int len = nStream.Read(myReadBuffer, 0, myReadBuffer.Length);