VFS - Problems with FTP
Steps to check
wont work at all
- When using active mode (the default) try using passive mode
No Format |
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FtpFileSystemConfigBuilder.getInstance().setPassiveMode() |
works, but stops working sometimes
- check the firewall to see if it takes your massive access as "denial-of-service" attack
- if you use *x/xinetd check the parameters "cps" and "max_load"
Reporting
When reporting problems, please provide the following informations
- ftp server (software used)
- connection to ftp server (direct - local, extern, extern through firewall, vpn)
- provide a tcpdump of network communication (send through personal mail to a VFS developer after you contacted one through the mailing list)
No Format |
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tcpdump -s 2048 -w ftp.log host <your ftp host ip> |
(*x command line - use ethereal on windows) Beware: such a dump contains your password in plain text
*x = unix/linux