public DnsServer(MasterFile masterFile, IPAddress endServer, int port = DEFAULT_PORT) :
this(masterFile, new IPEndPoint(endServer, port))
{
}
public DnsServer(MasterFile masterFile, string endServer, int port = DEFAULT_PORT) :
this(masterFile, IPAddress.Parse(endServer), port)
{
}
public DnsServer(MasterFile masterFile, IPEndPoint endServer) :
this(new FallbackRequestResolver(masterFile, new UdpRequestResolver(endServer)))
{
}