(000383)03/08/2017 08:51:49 - clientname2 (IP)> PWD
(000383)03/08/2017 08:51:49 - clientname2 (IP)> 257 "/" is current directory.
(000383)03/08/2017 08:51:49 - clientname2 (IP)> SIZE E_VOL-b001-i611-cd.spi.tmp
(000383)03/08/2017 08:51:49 - clientname2 (IP)> 213 1491769783
(000383)03/08/2017 08:51:49 - clientname2 (IP)> PASV
(000383)03/08/2017 08:51:49 - clientname2 (IP)> 227 Entering Passive Mode (xxx,xx,xxx,20,204,135)
(000383)03/08/2017 08:51:50 - clientname2 (IP)> REST 1491769783
(000383)03/08/2017 08:51:50 - clientname2 (IP)> 350 Rest supported. Restarting at 1491769783
(000383)03/08/2017 08:51:50 - clientname2 (IP)> STOR E_VOL-b001-i611-cd.spi.tmp
(000383)03/08/2017 08:51:50 - clientname2 (IP)> 150 Opening data channel for file upload to server of "/E_VOL-b001-i611-cd.spi.tmp", restarting at offset 1491769783
(000383)03/08/2017 08:51:50 - clientname2 (IP)> 550 Could not open file for writing.
(000384)03/08/2017 08:51:51 - clientname (IP)> PWD
(000384)03/08/2017 08:51:51 - clientname (IP)> 257 "/" is current directory.
(000384)03/08/2017 08:51:51 - clientname (IP)> SIZE C_VOL-b001-i3595-cd.spi.tmp
(000384)03/08/2017 08:51:51 - clientname (IP)> 213 982931616
(000384)03/08/2017 08:51:52 - clientname (IP)> PASV
(000384)03/08/2017 08:51:52 - clientname (IP)> 227 Entering Passive Mode (xxx,xx,xxx,20,215,167)
(000384)03/08/2017 08:51:52 - clientname (IP)> REST 982931616
(000384)03/08/2017 08:51:52 - clientname (IP)> 350 Rest supported. Restarting at 982931616
(000384)03/08/2017 08:51:52 - clientname (IP)> STOR C_VOL-b001-i3595-cd.spi.tmp
(000384)03/08/2017 08:51:52 - clientname (IP)> 150 Opening data channel for file upload to server of "/C_VOL-b001-i3595-cd.spi.tmp", restarting at offset 982931616
(000384)03/08/2017 08:51:52 - clientname (IP)> 550 Could not open file for writing.
(000383)03/08/2017 08:51:52 - clientname2 (IP)> PWD
(000383)03/08/2017 08:51:52 - clientname2 (IP)> 257 "/" is current directory.
(000383)03/08/2017 08:51:52 - clientname2 (IP)> SIZE E_VOL-b001-i611-cd.spi.tmp
(000383)03/08/2017 08:51:52 - clientname2 (IP)> 213 1491769783
(000384)03/08/2017 08:51:52 - clientname (IP)> disconnected.
(000383)03/08/2017 08:51:52 - clientname2 (IP)> PASV
(000383)03/08/2017 08:51:52 - clientname2 (IP)> 227 Entering Passive Mode (xxx,xx,xxx,20,236,252)
(000383)03/08/2017 08:51:52 - clientname2 (IP)> REST 1491769783
(000383)03/08/2017 08:51:52 - clientname2 (IP)> 350 Rest supported. Restarting at 1491769783
(000383)03/08/2017 08:51:52 - clientname2 (IP)> STOR E_VOL-b001-i611-cd.spi.tmp
(000383)03/08/2017 08:51:52 - clientname2 (IP)> 150 Opening data channel for file upload to server of "/E_VOL-b001-i611-cd.spi.tmp", restarting at offset 1491769783
(000383)03/08/2017 08:51:52 - clientname2 (IP)> 550 Could not open file for writing.
(000383)03/08/2017 08:51:52 - clientname2 (IP)> disconnected.
Retrieving account settings, please wait...
Done retrieving account settings
===================================================================================
Client end-
Status: Connection established, waiting for welcome message...
Status: Insecure server, it does not support FTP over TLS.
Status: Logged in
Status: Starting upload of B:\xxxxx\C_VOL-b001-i3595-cd.spi
Command: CWD /
Response: 250 CWD successful. "/" is current directory.
Command: PWD
Response: 257 "/" is current directory.
Command: TYPE I
Response: 200 Type set to I
Command: PASV
Response: 227 Entering Passive Mode (xxx,xxx,255,xxx,246,55).
Command: STOR C_VOL-b001-i3595-cd.spi
Response: 150 Opening data channel for file upload to server of "/C_VOL-b001-i3595-cd.spi"
Error: Could not write to transfer socket: ECONNABORTED - Connection aborted
Error: File transfer failed after transferring 1,061,683,200 bytes in 934 seconds
The two sessions below are the same sender, it's reporting as a live connection when it's not -
https://gyazo.com/26e800edae4db669f551c0ea61e3ab7e
Logs from the actual normal FTP client -
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 Caught exception An I/O exception occurred.
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 Caught exception
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 System.IO.IOException: An I/O exception occurred.
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at qlMaa1LMwc9VyFw1BsQ.DpWcXULDGudPaKWy3rA.Write(Byte[] , Int32 , Int32 )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at System.IO.BufferedStream.Write(Byte[] array, Int32 offset, Int32 count)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.uYDlV2ORuc(Stream , String , Boolean , Boolean )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 CAUSED BY - System.Net.Sockets.SocketException: An I/O exception occurred.
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at System.Net.Sockets.Socket.Send(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at IOdUZsDUCGMGKHBHuYH.I9SMGmDEUgvopfAgRxA.Send(Byte[] , Int32 , Int32 , SocketFlags )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at adlmcKeWfPU2Fn0HRnF.ANVXI7eUIdhAJ1UAaue.Send(Byte[] , Int32 , Int32 , SocketFlags )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at qlMaa1LMwc9VyFw1BsQ.DpWcXULDGudPaKWy3rA.Write(Byte[] , Int32 , Int32 )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 SystemException in Put(string,string,bool)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 System.IO.IOException: An I/O exception occurred.
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.uYDlV2ORuc(Stream , String , Boolean , Boolean )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.tQ5lsaEsdg(String , String , Boolean )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.Put(String localPath, String remoteFile, Boolean append)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 CAUSED BY - System.Net.Sockets.SocketException: An I/O exception occurred.
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at System.Net.Sockets.Socket.Send(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at IOdUZsDUCGMGKHBHuYH.I9SMGmDEUgvopfAgRxA.Send(Byte[] , Int32 , Int32 , SocketFlags )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at adlmcKeWfPU2Fn0HRnF.ANVXI7eUIdhAJ1UAaue.Send(Byte[] , Int32 , Int32 , SocketFlags )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at qlMaa1LMwc9VyFw1BsQ.DpWcXULDGudPaKWy3rA.Write(Byte[] , Int32 , Int32 )
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 Exception in ValidateTransferOnError())
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 EnterpriseDT.Net.Ftp.FTPException: Could not open file for writing. (code=550)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPControlSocket.ValidateReply(FTPReply reply, String[] expectedReplyCodes)
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.ValidateTransfer()
ERROR [FTPClient] 3 Aug 2017 11:39:29.404 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.ValidateTransferOnError()
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 Error event while executing SyncUploadFile - notifying Error event-handlers
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 System.IO.IOException: An I/O exception occurred.
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.uYDlV2ORuc(Stream , String , Boolean , Boolean )
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.tQ5lsaEsdg(String , String , Boolean )
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPClient.Put(String localPath, String remoteFile, Boolean append)
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at EnterpriseDT.Net.Ftp.FTPConnection.UploadFile(String localPath, String remoteFile, WriteMode writeMode)
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at EnterpriseDT.Net.Ftp.ExFTPConnection.SyncUploadFile(String localPath, String remoteFile, WriteMode writeMode)
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 CAUSED BY - System.Net.Sockets.SocketException: An I/O exception occurred.
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at System.Net.Sockets.Socket.Send(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags)
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at IOdUZsDUCGMGKHBHuYH.I9SMGmDEUgvopfAgRxA.Send(Byte[] , Int32 , Int32 , SocketFlags )
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at adlmcKeWfPU2Fn0HRnF.ANVXI7eUIdhAJ1UAaue.Send(Byte[] , Int32 , Int32 , SocketFlags )
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 at qlMaa1LMwc9VyFw1BsQ.DpWcXULDGudPaKWy3rA.Write(Byte[] , Int32 , Int32 )
ERROR [ExFTPConnection] 3 Aug 2017 11:39:29.420 : FTPConnection.1 Event-handlers notified successfully