diff --git a/libs/cloud/picloudclient.cpp b/libs/cloud/picloudclient.cpp
index a3388719..5ebf9d70 100644
--- a/libs/cloud/picloudclient.cpp
+++ b/libs/cloud/picloudclient.cpp
@@ -107,7 +107,6 @@ bool PICloudClient::closeDevice() {
 ssize_t PICloudClient::readDevice(void * read_to, ssize_t max_size) {
 	if (is_deleted) return -1;
 	//piCoutObj << "readDevice";
-	reading_now = true;
 	if (!is_connected && eth.isClosed()) openDevice();
 	ssize_t sz = -1;
 	mutex_buff.lock();
@@ -119,7 +118,6 @@ ssize_t PICloudClient::readDevice(void * read_to, ssize_t max_size) {
 	}
 	mutex_buff.unlock();
 	if (!is_connected) opened_ = false;
-	reading_now = false;
 	//piCoutObj << "readDevice done" << sz;
 	return sz;
 }
@@ -132,6 +130,11 @@ ssize_t PICloudClient::writeDevice(const void * data, ssize_t size) {
 }
 
 
+void PICloudClient::stopThreadedReadDevice() {
+	cond_buff.notifyOne();
+}
+
+
 void PICloudClient::internalDisconnect() {
 	is_connected = false;
 	cond_buff.notifyOne();
@@ -177,4 +180,3 @@ void PICloudClient::_readed(PIByteArray & ba) {
 	while (buff.size_s() > threadedReadBufferSize()) piMSleep(100); // FIXME: sleep here is bad
 	//piCoutObj << "_readed done";
 }
-
diff --git a/libs/cloud/picloudserver.cpp b/libs/cloud/picloudserver.cpp
index b3e61e79..a5fbe927 100644
--- a/libs/cloud/picloudserver.cpp
+++ b/libs/cloud/picloudserver.cpp
@@ -90,10 +90,8 @@ bool PICloudServer::closeDevice() {
 
 ssize_t PICloudServer::readDevice(void * read_to, ssize_t max_size) {
 	//piCoutObj << "readDevice";
-	reading_now = true;
 	if (!opened_) openDevice();
 	else piMSleep(eth.readTimeout());
-	reading_now = false;
 	return -1;
 }
 
@@ -104,6 +102,11 @@ ssize_t PICloudServer::writeDevice(const void * data, ssize_t max_size) {
 }
 
 
+void PICloudServer::stopThreadedReadDevice() {
+
+}
+
+
 void PICloudServer::clientDisconnect(uint client_id) {
 	tcp.sendDisconnected(client_id);
 }
diff --git a/libs/main/cloud/picloudclient.h b/libs/main/cloud/picloudclient.h
index 791bae85..a4c55e6f 100644
--- a/libs/main/cloud/picloudclient.h
+++ b/libs/main/cloud/picloudclient.h
@@ -53,6 +53,7 @@ protected:
 	ssize_t readDevice(void * read_to, ssize_t max_size) override;
 	ssize_t writeDevice(const void * data, ssize_t size) override;
 	DeviceInfoFlags deviceInfoFlags() const override {return PIIODevice::Reliable;}
+	void stopThreadedReadDevice() override;
 
 private:
 	EVENT_HANDLER1(void, _readed, PIByteArray &, data);
@@ -65,6 +66,7 @@ private:
 	PIConditionVariable cond_connect;
 	std::atomic_bool is_connected;
 	std::atomic_bool is_deleted;
+
 };
 
 #endif // PICLOUDCLIENT_H
diff --git a/libs/main/cloud/picloudserver.h b/libs/main/cloud/picloudserver.h
index 593783c2..b253b40e 100644
--- a/libs/main/cloud/picloudserver.h
+++ b/libs/main/cloud/picloudserver.h
@@ -73,6 +73,7 @@ protected:
 	bool closeDevice() override;
 	ssize_t readDevice(void * read_to, ssize_t max_size) override;
 	ssize_t writeDevice(const void * data, ssize_t max_size) override;
+	void stopThreadedReadDevice() override;
 
 private:
 	EVENT_HANDLER1(void, _readed, PIByteArray &, ba);
diff --git a/libs/main/io_devices/piethernet.cpp b/libs/main/io_devices/piethernet.cpp
index 7f459ef9..59013625 100644
--- a/libs/main/io_devices/piethernet.cpp
+++ b/libs/main/io_devices/piethernet.cpp
@@ -752,9 +752,9 @@ ssize_t PIEthernet::readDevice(void * read_to, ssize_t max_size) {
 #ifdef QNX
 			PRIVATE->addr_.sin_len = sizeof(PRIVATE->addr_);
 #endif
-			//piCout << "connect to " << path() << "...";
+			piCout << "connect to " << path() << "...";
 			connected_ = connectTCP();
-			//piCout << "connect to " << path() << connected_;
+			piCout << "connect to " << path() << connected_;
 			if (!connected_)
 				piCoutObj << "Can`t connect to" << addr_r << "," << ethErrorString();
 			opened_ = connected_;
diff --git a/libs/main/io_devices/piiodevice.cpp b/libs/main/io_devices/piiodevice.cpp
index c132b702..155674a6 100644
--- a/libs/main/io_devices/piiodevice.cpp
+++ b/libs/main/io_devices/piiodevice.cpp
@@ -132,6 +132,7 @@ PIIODevice::PIIODevice(const PIString & path, PIIODevice::DeviceMode mode): PIOb
 
 PIIODevice::~PIIODevice() {
 	stop();
+	waitThreadedReadFinished();
 }
 
 
@@ -213,11 +214,12 @@ void PIIODevice::stopThreadedRead() {
 #ifdef MICRO_PIP
 	read_thread.stop();
 #else
+	read_thread.stop();
+	read_thread.interrupt();
+	stopThreadedReadDevice();
 	if (reading_now) {
 		read_thread.terminate();
 		reading_now = false;
-	} else {
-		read_thread.stop();
 	}
 #endif
 }
diff --git a/libs/main/io_devices/piiodevice.h b/libs/main/io_devices/piiodevice.h
index b3af0987..c5f7936d 100644
--- a/libs/main/io_devices/piiodevice.h
+++ b/libs/main/io_devices/piiodevice.h
@@ -490,6 +490,10 @@ protected:
 	//! \~english Function executed when thread read some data, default implementation execute external callback "ret_func_"
 	//! \~russian Метод вызывается после каждого успешного потокового чтения, по умолчанию вызывает callback "ret_func_"
 	virtual bool threadedRead(const uchar * readed, ssize_t size);
+
+	//! \~english Function executed after PIThread::stop() and PIThread::interrupt() of read thread
+	//! \~russian Метод вызывается после PIThread::stop() и PIThread::interrupt() потока чтения
+	virtual void stopThreadedReadDevice() {}
 	
 	//! \~english Reimplement to construct full unambiguous string, describes this device.
 	//! Default implementation returns \a path()
diff --git a/libs/main/io_devices/piserial.cpp b/libs/main/io_devices/piserial.cpp
index d781d52a..d3c97c44 100644
--- a/libs/main/io_devices/piserial.cpp
+++ b/libs/main/io_devices/piserial.cpp
@@ -798,9 +798,7 @@ ssize_t PISerial::readDevice(void * read_to, ssize_t max_size) {
 		if (sending) return -1;
 //		piCoutObj << "com event ...";
 		//piCoutObj << "read ..." << PRIVATE->hCom;
-		reading_now = true;
 		ReadFile(PRIVATE->hCom, read_to, max_size, &PRIVATE->readed, 0);
-		reading_now = false;
 		DWORD err = GetLastError();
 		//piCout << err;
 		if (err == ERROR_BAD_COMMAND || err == ERROR_ACCESS_DENIED) {
diff --git a/libs/main/io_utils/piconnection.cpp b/libs/main/io_utils/piconnection.cpp
index 79af1255..4c32ad80 100644
--- a/libs/main/io_utils/piconnection.cpp
+++ b/libs/main/io_utils/piconnection.cpp
@@ -1114,7 +1114,10 @@ PIVector<PIIODevice * > PIConnection::DevicePool::boundedDevices(const PIConnect
 
 PIConnection::DevicePool::DeviceData::~DeviceData() {
 	if (rthread) {
-		rthread->terminate();
+		rthread->stop();
+		rthread->interrupt();
+		if (!rthread->waitForFinish(1000))
+			rthread->terminate();
 		delete rthread;
 		rthread = nullptr;
 	}
@@ -1146,8 +1149,13 @@ void __DevicePool_threadReadDP(void * ddp) {
 	}
 	if (dev->isClosed()) {
 		if (!dev->open()) {
-			piMSleep(dev->reopenTimeout());
-			return;
+			PITimeMeasurer tm;
+			int timeout = dev->reopenTimeout();
+			while (tm.elapsed_m() < timeout) {
+				if (dd->rthread->isStopping())
+					return;
+				piMSleep(50);
+			}
 		}
 	}
 	PIByteArray ba;
diff --git a/main.cpp b/main.cpp
index 78b276d7..f39e4f49 100644
--- a/main.cpp
+++ b/main.cpp
@@ -109,41 +109,53 @@ int main(int argc, char * argv[]) {
 		delete threads[i];
 	}*/
 
-	PIEthernet eth(PIEthernet::TCP_Server), seth(PIEthernet::TCP_Client);
-	//eth.setReadAddress("127.0.0.1", 50000);
+	PIEthernet eth(PIEthernet::TCP_Client), seth(PIEthernet::TCP_Client);
+	eth.connect("192.168.1.13", 22);
+	eth.startThreadedRead();
 	//piCout << eth.open();
 
-	//PISerial ser;
-	//ser.setSpeed(PISerial::S9600);
-	//ser.setOption(PIIODevice::BlockingRead);
-	//piCout << ser.open("COM3");
+	/*
+	PISerial ser;
+	ser.setSpeed(PISerial::S9600);
+	ser.setOption(PIIODevice::BlockingRead);
+	piCout << ser.open("COM3");
+	*/
 
 	/*
 	PIThread thread;
 	thread.start([&](void*){
 		piCout << "[T] start" << GetCurrentThreadId();
-		//PIByteArray data = ((PIIODevice*)&eth)->read(1024);
+		//PIByteArray data = ((PIIODevice*)&ser)->read(1024);
 		eth.connect("192.168.1.13", 23, false);
 		piCout << "[T] connected" << eth.isConnected() << errorString();
 		//piCout << "[T] readed" << data.size() << errorString();
 		piCout << "[T] end";
 	});
 	piMSleep(500);
-	eth.close();
+	//eth.close();
 	//piMSleep(500);
-	//thread.stop();
-	//thread.interrupt();
+	thread.stop();
+	thread.interrupt();
 	//seth.send("127.0.0.1", 50000, "string", 7);
 	//thread.interrupt();
-	thread.waitForFinish();*/
+	thread.waitForFinish();
+	*/
+
+	/*
 	eth.listen("127.0.0.1", 50000);
-	piMSleep(500);
 	seth.connect("127.0.0.1", 50001, false);
 	piMSleep(500);
 	piCout << "connected" << seth.isConnected();
-	//eth.close();
-	piCout << "main end";
+	*/
+	piMSleep(1000);
+	piCout << "main stop ...";
+	eth.stopThreadedRead();
+	piCout << "main wait ..." << eth.isThreadedRead();
+	eth.waitThreadedReadFinished();
 
-	eth.close();
+	//eth.close();
+	piCout << "main end" << eth.isThreadedRead();
+
+	//ser.close();
 	return 0;
 }