public void Save()
{
using (FileStream Str = HostFile.Open(FileMode.Truncate, FileAccess.Write, FileShare.Read))
using (StreamWriter Writer = new StreamWriter(Str))
{
foreach (KeyValuePair<String, IPAddress> line in Entries)
Writer.WriteLine(String.Format("{0}\t{1}", line.Value, line.Key));
}
}