Opened 11 years ago

Last modified 11 years ago

#9450 new Bug report

intermittent timeouts using active mode in Version 3.8.0

Reported by: duplux Owned by:
Priority: normal Component: FileZilla Client
Keywords: Cc:
Component version: Operating system type: Windows
Operating system version: XP & 7

Description

When we browse through different folder structures on different servers with FileZilla 3.8.0 using the active mode, we get intermittent timeouts after the LIST or MLSD command.

This is an example output from FileZilla, when the error occurs
Befehl: LIST
Antwort: 150 Opening BINARY mode data connection for file list
Fehler: Zeitüberschreitung der Verbindung
Fehler: Verzeichnisinhalt konnte nicht empfangen werden

We can reproduce this behaviour with different Windows workstations using FileZilla V.3.8.0 . One workstation did not get such errors using FileZilla V.3.7.4.1. After an update to the latest version, this pc also get these errors.

We also examined, that neither our firewall nor our FTP servers are responsible for this behaviour. A traffic capture shows, that the server answers the request and the workstation receives this answer. Then the connection is closed with FIN, ACK from from the server and ACK from the workstation.
We can provide such a dump, if it is necessary.

Change History (1)

comment:1 by Alexander Schuch, 11 years ago

If it is a standard format, something Wireshark can read, yes, just add it.

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