diff --git a/src/io/pibasetransfer.cpp b/src/io/pibasetransfer.cpp
index a1513798..db342d1c 100644
--- a/src/io/pibasetransfer.cpp
+++ b/src/io/pibasetransfer.cpp
@@ -2,7 +2,7 @@
 
 const uint PIBaseTransfer::signature = 0x54444950;
 
-PIBaseTransfer::PIBaseTransfer(): crc(standardCRC_16()) {
+PIBaseTransfer::PIBaseTransfer(): crc(standardCRC_16()), diag(false) {
 	header.sig = signature;
 	header.session_id = 0;
 	packet_header_size = sizeof(PacketHeader) + customHeader().size();
@@ -12,10 +12,11 @@ PIBaseTransfer::PIBaseTransfer(): crc(standardCRC_16()) {
 	bytes_all = bytes_cur = 0;
 	replies_cnt = send_queue = 0;
 	timeout_ = 10.;
-	diag.setDisconnectTimeout(10.);
+	diag.setDisconnectTimeout(timeout_);
+	CONNECTU(&diag, qualityChanged, this, diagChanged);
 	packets_count = 32;
 	setPacketSize(4096);
-	srand(PISystemTime::current().toMilliseconds());
+	randomize();
 }
 
 
@@ -103,8 +104,9 @@ void PIBaseTransfer::received(PIByteArray data) {
 			return;
 		}
 		if (header.session_id != h.session_id && is_receiving) {
-			sendBreak(h.session_id);
-			return;
+//			sendBreak(h.session_id);
+//			return;
+			finish_receive(false, true);
 		}
 		if (data.size() == sizeof(StartRequest)) {
 			StartRequest sr;
@@ -391,14 +393,21 @@ bool PIBaseTransfer::finish_send(bool ok) {
 }
 
 
-void PIBaseTransfer::finish_receive(bool ok) {
+void PIBaseTransfer::finish_receive(bool ok, bool quet) {
 	if (ok) state_string = "receive done";
 	else state_string = "receive failed";
 // 	piCoutObj << state_string << PIString::readableSize(bytes_all);
 	is_receiving = false;
-	if (!ok) sendBreak(header.session_id);
+	if (!ok && !quet) sendBreak(header.session_id);
 	diag.stop();
 	receiveFinished(ok);
 	bytes_all = bytes_cur = 0;
 }
 
+
+void PIBaseTransfer::diagChanged(PIDiagnostics::Quality new_quality, PIDiagnostics::Quality old_quality) {
+	if (is_receiving) {
+		if (new_quality == PIDiagnostics::Failure) stopReceive();
+	}
+}
+
diff --git a/src/io/pibasetransfer.h b/src/io/pibasetransfer.h
index 442bed84..8d5278fa 100644
--- a/src/io/pibasetransfer.h
+++ b/src/io/pibasetransfer.h
@@ -101,7 +101,8 @@ private:
 	void sendReply(PacketType reply);
 	bool getStartRequest();
 	bool finish_send(bool ok);
-	void finish_receive(bool ok);
+	void finish_receive(bool ok, bool quet = false);
+	EVENT_HANDLER2(void, diagChanged, PIDiagnostics::Quality, new_quality, PIDiagnostics::Quality, old_quality);
 };
 
 inline PIByteArray & operator <<(PIByteArray & s, const PIBaseTransfer::PacketHeader & v) {s << v.sig << v.type << v.session_id << v.id << v.crc; return s;}
diff --git a/src/io/pidiagnostics.h b/src/io/pidiagnostics.h
index 34b16e1e..c5d53865 100755
--- a/src/io/pidiagnostics.h
+++ b/src/io/pidiagnostics.h
@@ -26,7 +26,7 @@
 #include "pitimer.h"
 
 
-class PIP_EXPORT PIDiagnostics: private PITimer
+class PIP_EXPORT PIDiagnostics: public PITimer
 {
 	PIOBJECT_SUBCLASS(PIDiagnostics, PITimer)
 	friend class PIConnection;
diff --git a/src/io/pifile.h b/src/io/pifile.h
index 863355be..ff9f55ac 100755
--- a/src/io/pifile.h
+++ b/src/io/pifile.h
@@ -316,4 +316,10 @@ inline PICout operator <<(PICout s, const PIFile::FileInfo & v) {
 	return s;
 }
 
+
+inline PIByteArray & operator <<(PIByteArray & s, const PIFile::FileInfo & v) {s << v.path << v.size << v.time_access << v.time_modification <<
+	(int)v.flags << v.id_user << v.id_group << v.perm_user.raw << v.perm_group.raw << v.perm_other.raw; return s;}
+inline PIByteArray & operator >>(PIByteArray & s, PIFile::FileInfo & v) {s >> v.path >> v.size >> v.time_access >> v.time_modification >>
+	*(int*)(&(v.flags)) >> v.id_user >> v.id_group >> v.perm_user.raw >> v.perm_group.raw >> v.perm_other.raw; return s;}
+
 #endif // PIFILE_H
diff --git a/src/io/pifiletransfer.cpp b/src/io/pifiletransfer.cpp
index c19ba0ed..f9b46d58 100644
--- a/src/io/pifiletransfer.cpp
+++ b/src/io/pifiletransfer.cpp
@@ -43,22 +43,30 @@ bool PIFileTransfer::send(const PIStringList& files) {
 
 
 bool PIFileTransfer::send(PIVector<PIFile::FileInfo> entries) {
-	PIVector<PIFile::FileInfo> allEntries;
+	PIVector<PFTFileInfo> allEntries;
 	for (int i = 0; i < entries.size_s(); i++) {
-		allEntries << entries[i];
-		if (entries[i].isDir())
-			allEntries << PIDir::allEntries(entries[i].path);
+		allEntries << PFTFileInfo(entries[i]);
+		allEntries.back().dest_path = entries[i].name();
+		if (entries[i].isDir()) {
+			PIDir d(entries[i].path);
+			d.up();
+			PIVector<PIFile::FileInfo> fls = d.allEntries();
+			for (int j=0; j<fls.size(); j++) {
+				allEntries << PFTFileInfo(fls[j]);
+				allEntries.back().dest_path = d.relative(fls[j].path);
+			}
+		}
 	}
 	return sendFiles(allEntries);
 }
 
 
-bool PIFileTransfer::sendFiles(const PIVector<PIFile::FileInfo> &files) {
+bool PIFileTransfer::sendFiles(const PIVector<PFTFileInfo> &files) {
 	files_ = files;
 	PIStringList names;
 // 	piCoutObj << "prepare to send" << files_.size() << "files";
 	for(int i=0; i<files_.size_s(); i++) {
-		files_[i].path = dir.relative(files_[i].path);
+//		files_[i].path = dir.relative(files_[i].path);
 		if (names.contains(files_[i].path)) {files_.remove(i); i--;}
 		else names << files_[i].path;
 		if (files_[i].isDir()) files_[i].size = 0;
@@ -159,7 +167,7 @@ PIByteArray PIFileTransfer::buildPacket(Part p) {
 		PIFile::FileInfo fi = files_[p.id-1];
 		if (fi.isFile()) {
 // 			piCout << "send file" << fi.name() << fi.size;
-			PIString path = dir.absolutePath() + dir.separator + fi.path;
+			PIString path = fi.path;
 			if (work_file.path() != path || !work_file.isOpened()) {
 				if (!work_file.open(path, PIIODevice::ReadOnly)) {
 					break_ = true;
diff --git a/src/io/pifiletransfer.h b/src/io/pifiletransfer.h
index 04bddf3a..5f77001e 100644
--- a/src/io/pifiletransfer.h
+++ b/src/io/pifiletransfer.h
@@ -14,6 +14,10 @@ public:
 	~PIFileTransfer();
 
 	enum StepType {pft_None, pft_Description, pft_Data};
+	struct PFTFileInfo : public PIFile::FileInfo {
+		PFTFileInfo(const PIFile::FileInfo &fi = PIFile::FileInfo()) : PIFile::FileInfo(fi) {}
+		PIString dest_path;
+	};
 
 #pragma pack(push,1)
 	struct PFTHeader {
@@ -58,7 +62,7 @@ public:
 	
 private:
 	static const char sign[];
-	PIVector<PIFile::FileInfo> files_;
+	PIVector<PFTFileInfo> files_;
 	PIString cur_file_string;
 	llong bytes_file_all, bytes_file_cur;
 	PFTHeader pftheader;
@@ -66,7 +70,7 @@ private:
 	PIFile work_file;
 	PIByteArray desc;
 
-	bool sendFiles(const PIVector<PIFile::FileInfo> &files);
+	bool sendFiles(const PIVector<PFTFileInfo> &files);
 	void processFile(int id, ullong start, PIByteArray &data);
     virtual void receivePart(Part fi, PIByteArray ba, PIByteArray pheader);
     virtual PIByteArray buildPacket(Part fi);
@@ -80,9 +84,9 @@ private:
 inline PIByteArray & operator <<(PIByteArray & s, const PIFileTransfer::PFTHeader & v) {s << v.raw_sig << v.step << v.session_id; return s;}
 inline PIByteArray & operator >>(PIByteArray & s, PIFileTransfer::PFTHeader & v) {s >> v.raw_sig >> v.step >> v.session_id; return s;}
 
-inline PIByteArray & operator <<(PIByteArray & s, const PIFile::FileInfo & v) {s << v.path << v.size << v.time_access << v.time_modification <<
+inline PIByteArray & operator <<(PIByteArray & s, const PIFileTransfer::PFTFileInfo & v) {s << v.dest_path << v.size << v.time_access << v.time_modification <<
 	(int)v.flags << v.id_user << v.id_group << v.perm_user.raw << v.perm_group.raw << v.perm_other.raw; return s;}
-inline PIByteArray & operator >>(PIByteArray & s, PIFile::FileInfo & v) {s >> v.path >> v.size >> v.time_access >> v.time_modification >>
+inline PIByteArray & operator >>(PIByteArray & s, PIFileTransfer::PFTFileInfo & v) {s >> v.dest_path >> v.size >> v.time_access >> v.time_modification >>
 	*(int*)(&(v.flags)) >> v.id_user >> v.id_group >> v.perm_user.raw >> v.perm_group.raw >> v.perm_other.raw; return s;}
 
 #endif // PIFILETRANSFER_H
diff --git a/utils/udp_file_transfer/main.cpp b/utils/udp_file_transfer/main.cpp
index 6b1e2c07..16df88f7 100644
--- a/utils/udp_file_transfer/main.cpp
+++ b/utils/udp_file_transfer/main.cpp
@@ -3,10 +3,13 @@
 #include "pidatatransfer.h"
 
 
+using namespace PICoutManipulators;
+
 class UDPFileTransfer: public PITimer {
 	PIOBJECT_SUBCLASS(UDPFileTransfer, PITimer)
 public:
 	UDPFileTransfer(const PIString &src_ip_port, const PIString &dst_ip_port) {
+		quet_ = false;
 		eth.setReadAddress(src_ip_port);
 		eth.setSendAddress(dst_ip_port);
 		//ft.setPacketSize(65000);
@@ -21,7 +24,9 @@ public:
 		eth.startThreadedRead();
 	}
 
-	void startSend(const PIString &file) {
+	void setQuet(bool quet) {quet_ = quet;}
+
+	void startSend(const PIStringList &file) {
 		ft.send(file);
 	}
 
@@ -29,16 +34,27 @@ public:
 
 private:
 	PIEthernet eth;
+	bool quet_;
 
 	void tick(void *, int) {
-		if (ft.isSending() || ft.isReceiving()) ftevent();
+		if (ft.isSending() || ft.isReceiving()) {
+			ftevent();
+//			piCout << (int)ft.diagnostic().quality();
+		}
 	}
 
 	EVENT_HANDLER(void, ftevent) {
-		PICout(PICoutManipulators::AddSpaces) << PICoutManipulators::ClearLine << ft.stateString() << PIString::readableSize(ft.diagnostic().receiveBytesPerSec()) + "/s"
-			   << PIString::readableSize(ft.diagnostic().sendBytesPerSec()) + "/s"
-			   << "(" << PIString::readableSize(ft.bytesFileCur()) << "/" << PIString::readableSize(ft.bytesFileAll()) << ", "
-			   << PIString::readableSize(ft.bytesCur()) << "/" << PIString::readableSize(ft.bytesAll()) << ")" << PICoutManipulators::Flush;
+		if (quet_) return;
+		PICout(AddSpaces) << ClearLine << ft.stateString()
+						  << PIString::readableSize(ft.diagnostic().receiveBytesPerSec()) + "/s"
+						  << PIString::readableSize(ft.diagnostic().sendBytesPerSec()) + "/s"
+						  << "(" << PIString::readableSize(ft.bytesFileCur()) << "/" << PIString::readableSize(ft.bytesFileAll()) << ", "
+						  << PIString::readableSize(ft.bytesCur()) << "/" << PIString::readableSize(ft.bytesAll()) << ")"
+						  << "ETA" << (ft.diagnostic().receiveBytesPerSec() > 0 ?
+										   PIString::fromNumber(PISystemTime::fromSeconds((ft.bytesAll() - ft.bytesCur()) /
+																						  ft.diagnostic().receiveBytesPerSec()).toSeconds())
+										 : PIString("unknown"))
+						  << Flush;
 	}
 
 	EVENT_HANDLER1(void, ftsend, PIByteArray &, data) {
@@ -51,22 +67,52 @@ private:
 	}
 };
 
+
+void usage() {
+	piCout << Bold << "PIP UDP file transfer";
+	piCout << Cyan << "Version" << Bold << PIPVersion() << NewLine;
+	piCout << Green << Bold << "Usage:" << Default << "\"pift [-hq] -r <receive_ip> -s <send_ip> [-d <work_dir>] [-p port] [<path1>] [<path2>] [<path3>] [...]\"" << NewLine;
+	piCout << Green << Bold << "Details:";
+	piCout << "-h               " << Green << "- display this message and exit";
+	piCout << "-q               " << Green << "- quiet, no debug output to console";
+	piCout << "-r               " << Green << "- set receive ip address, must be ip address of this computer";
+	piCout << "-s               " << Green << "- set send ip address, address of computer which communicate with you";
+	piCout << "-p               " << Green << "- UDP port for transfer, by default 50005";
+	piCout << "-d <work_dir>    " << Green << "- directory, where place received files";
+	piCout << "<path>           " << Green << "- add path to send, if no path, then \"pift\" working in receive mode";
+}
+
+
 int main (int argc, char * argv[]) {
-	if (!(argc == 3 || argc == 4)) {
-		piCout << "UDP File Transfer";
-		piCout << "USE: pift src_ip:port dst_ip:port [filename]";
+	PICLI cli(argc, argv);
+	cli.setOptionalArgumentsCount(-1);
+	cli.addArgument("send", true);
+	cli.addArgument("receive", true);
+	cli.addArgument("dir", true);
+	cli.addArgument("port", true);
+	cli.addArgument("help");
+	cli.addArgument("quet");
+	if (!cli.hasArgument("send") || !cli.hasArgument("receive") || cli.hasArgument("help")) {
+		usage();
 		return 0;
 	}
+	PIString src = cli.argumentValue("receive");
+	PIString dst = cli.argumentValue("send");
+	int port = -1;
+	if (cli.hasArgument("port")) port = cli.argumentValue("port").toInt();
+	if (port <=0) port = 50005;
 	PIKbdListener kbd;
 	kbd.enableExitCapture();
-	PIString src = argv[1];
-	PIString dst = argv[2];
+	src += ":"+PIString::fromNumber(port);
+	dst += ":"+PIString::fromNumber(port);
 	UDPFileTransfer f(src, dst);
+	if (cli.hasArgument("dir")) f.ft.setDirectory(cli.argumentValue("dir"));
+	if (cli.hasArgument("quet")) f.setQuet(true);
 	piCout << "work directory" << f.ft.directory().absolutePath() << ", listen on" << src << ", send to" << dst;
-	if (argc == 4) {
-		PIString file = argv[3];
-		piCout << "send file" << file;
-		f.startSend(file);
+	PIStringList fls = cli.optionalArguments();
+	if (fls.size() > 0) {
+		piCout << "send files" << fls;
+		f.startSend(fls);
 		return 0;
 	} else {
 		piCout << "wait for receiving";