{73, "ECONNRESET", "connection reset by peer"},
	{74, "ENOBUFS", "no buffer space available"},
	{75, "EISCONN", "socket is already connected"},
	{76, "ENOTCONN", "socket is not connected"},
	{77, "ESHUTDOWN", "can't send after socket shutdown"},
	{78, "ETIMEDOUT", "connection timed out"},
	{79, "ECONNREFUSED", "connection refused"},
	{80, "EHOSTDOWN", "host is down"},
	{81, "EHOSTUNREACH", "no route to host"},

	53: "software caused connection abort",
	54: "connection reset by peer",
	55: "no buffer space available",
	56: "socket is already connected",
	57: "socket is not connected",
	58: "can't send after socket shutdown",
	59: "too many references: can't splice",
	60: "connection timed out",
	61: "connection refused",
	62: "too many levels of symbolic links",
	63: "file name too long",

	53: "software caused connection abort",
	54: "connection reset by peer",
	55: "no buffer space available",
	56: "socket is already connected",
	57: "socket is not connected",
	58: "can't send after socket shutdown",
	59: "too many references: can't splice",
	60: "connection timed out",
	61: "connection refused",
	62: "too many levels of symbolic links",
	63: "file name too long",

	53: "software caused connection abort",
	54: "connection reset by peer",
	55: "no buffer space available",
	56: "socket is already connected",
	57: "socket is not connected",
	58: "can't send after socket shutdown",
	59: "too many references: can't splice",
	60: "operation timed out",
	61: "connection refused",
	62: "too many levels of symbolic links",
	63: "file name too long",
	64: "host is down",

	53: "software caused connection abort",
	54: "connection reset by peer",
	55: "no buffer space available",
	56: "socket is already connected",
	57: "socket is not connected",
	58: "can't send after socket shutdown",
	59: "too many references: can't splice",
	60: "operation timed out",
	61: "connection refused",
	62: "too many levels of symbolic links",
	63: "file name too long",
	64: "host is down",

	53: "software caused connection abort",
	54: "connection reset by peer",
	55: "no buffer space available",
	56: "socket is already connected",
	57: "socket is not connected",
	58: "can't send after socket shutdown",
	59: "too many references: can't splice",
	60: "connection timed out",
	61: "connection refused",
	62: "too many levels of symbolic links",
	63: "file name too long",

	53: "software caused connection abort",
	54: "connection reset by peer",
	55: "no buffer space available",
	56: "socket is already connected",
	57: "socket is not connected",
	58: "can't send after socket shutdown",
	59: "too many references: can't splice",
	60: "connection timed out",
	61: "connection refused",
	62: "too many levels of symbolic links",
	63: "file name too long",

	{54, "ECONNRESET", "connection reset by peer"},
	{55, "ENOBUFS", "no buffer space available"},
	{56, "EISCONN", "socket is already connected"},
	{57, "ENOTCONN", "socket is not connected"},
	{58, "ESHUTDOWN", "can't send after socket shutdown"},
	{59, "ETOOMANYREFS", "too many references: can't splice"},
	{60, "ETIMEDOUT", "operation timed out"},
	{61, "ECONNREFUSED", "connection refused"},

	drainAllWorkers(podWorkers)

	// should observe pod running
	pod1 := podWorkers.podSyncStatuses[types.UID("1")]
	if pod1.IsTerminated() {
		t.Fatalf("unexpected pod state: %#v", pod1)
	}

	// send another update to the pod
	podWorkers.UpdatePod(UpdatePodOptions{
		Pod:        newNamedPod("1", "test1", "pod1", false),
		UpdateType: kubetypes.SyncPodUpdate,
	})
	drainAllWorkers(podWorkers)

	{mustQuestion("example.com.", dnsmessage.TypeALL, dnsmessage.ClassINET), dnsmessage.RCodeSuccess},

	// Name resolution APIs and libraries should recognize the
	// followings as special and should not send any queries.
	// Though, we test those names here for verifying negative
	// answers at DNS query-response interaction level.
	{mustQuestion("localhost.", dnsmessage.TypeALL, dnsmessage.ClassINET), dnsmessage.RCodeNameError},