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Server Response: Can't Open Data Connection (10 posts)

  • Started 18 years ago by paulclark
  • Latest reply 18 years ago from Jim Matthews
  • paulclark Member

    After switching to a Mac, I am using Fetch to try to access an FTP server that I could previously access on a Dell laptop. I go to this particular server to retrieve video files from a local TV station.

    I seem to make a connection to their server, but I get a message that reads:

    Server Response: Can't open data connection

    After I click that window closed, it says I am connected, but I never see any files, directories, etc.

    I unchecked PASV in Firewall Preferences but that has only caused the process to stall at "Getting File List..." under status. That poor little dog has run like 20 miles. :-) When I hit Stop, it says I am connected, but again, no files are visible.

    I am working with an IT person at the TV station and we're not sure where to go from here. Any suggestions?

    Posted 18 years ago #

  • Jim Matthews Administrator

    If you are running OS X make sure that the OS X firewall is turned off (in the Sharing pane of System Preferences).

    If that is not the answer could you choose "Fetch Transcript" from the Window menu when the dog is running and post the contents of that window?

    Jim Matthews
    Fetch Softworks

    Posted 18 years ago #

  • paulclark Member

    Here is the Fetch Transcript from when I try to access this FTP site:

    Fetch 4.0.3 System 0x1038 Serial FETCH5X001-XNHU-TUL6 TR
    Connecting to 63.161.165.5 port 21 (8/23/05 9:55:02 AM)
    220 server01 Microsoft FTP Service (Version 5.0).
    USER cyclones
    331 Password required for cyclones.
    PASS
    530 User cyclones cannot log in.
    Connecting to 63.161.165.5 port 21 (8/23/05 9:56:19 AM)
    220 server01 Microsoft FTP Service (Version 5.0).
    USER cyclones
    331 Password required for cyclones.
    PASS
    230 User cyclones logged in.
    SYST
    215 Windows_NT version 5.0
    PWD
    257 "/" is current directory.
    MACB ENABLE
    500 'MACB ENABLE': command not understood
    SITE DIRSTYLE
    200 MSDOS-like directory output is off
    PWD
    257 "/" is current directory.
    PASV
    227 Entering Passive Mode (10,161,165,2,4,254).
    LIST
    425 Can't open data connection.
    ftp_list: -30000 (state == GETTING_LIST)

    Posted 18 years ago #

  • Jim Matthews Administrator

    According to the transcript "Use passive mode transfers (PASV)" is still checked in the Firewall pane of Fetch Preferences. Could you try with that unchecked?

    You might also try Fetch 5, which you can download from http://fetchsoftworks.com. Your serial number will work with Fetch 5, so it will be a free upgrade.

    Thanks,

    Jim Matthews
    Fetch Softworks

    Posted 18 years ago #

  • paulclark Member

    Here's the transcript with PASV unchecked. Like I'd mentioned before, it stalls at "Getting File List" under "Status."

    221
    Connecting to 63.161.165.5 port 21 (8/23/05 10:26:24 AM)
    220 server01 Microsoft FTP Service (Version 5.0).
    USER cyclones
    331 Password required for cyclones.
    PASS
    230 User cyclones logged in.
    SYST
    215 Windows_NT version 5.0
    PWD
    257 "/" is current directory.
    MACB ENABLE
    500 'MACB ENABLE': command not understood
    SITE DIRSTYLE
    200 MSDOS-like directory output is off
    PWD
    257 "/" is current directory.
    PORT 192,168,1,100,107,245
    200 PORT command successful.
    LIST
    150 Opening ASCII mode data connection for /bin/ls.

    Posted 18 years ago #

  • Jim Matthews Administrator

    And the OS X firewall is turned off? To check, choose System Preferences... from the Apple menu, click on the Sharing icon, and then on the Firewall tab.

    Thanks,

    Jim Matthews
    Fetch Softworks

    Posted 18 years ago #

  • paulclark Member

    Firewall is off.

    There's an entry on the transcript that says:

    "MACB ENABLE
    500 'MACB ENABLE': command not understood"

    What does that mean? "Not understood" infers to me that the two computers did not talk about something important. Could their FTP server not be set up right to enable Mac access?

    Posted 18 years ago #

  • Jim Matthews Administrator

    Most FTP servers do not support MACB, so that isn't a problem. Fetch is just checking in case the server is one of the few that does support MacBinary transfers.

    Do you have any other firewall or internet security software installed?

    Can you connect to ftp.fetchsoftworks.com and get a file list there? Leave the User ID and Password fields blank. If that does not work, could you post a transcript?

    Thanks,

    Jim Matthews
    Fetch Softworks

    Posted 18 years ago #

  • paulclark Member

    Yes, I got the file list there just fine. Quick as a whistle. Does that isolate the problem on their end?

    Posted 18 years ago #

  • Jim Matthews Administrator

    Yes, that suggests a problem on their end. But I am puzzled; it is unusual for active (non-passive) data connections to work for one server and not another.

    Thanks,

    Jim Matthews
    Fetch Softworks

    Posted 18 years ago #

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