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how_to:10054 [2009/05/21 14:45] – created mike | how_to:10054 [2010/10/15 10:44] – paul | ||
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Error 10054 means that the connection between VPOP3 and a remote computer (eg the ISP or another computer on your LAN) was disconnected by something outside of VPOP3. | Error 10054 means that the connection between VPOP3 and a remote computer (eg the ISP or another computer on your LAN) was disconnected by something outside of VPOP3. | ||
- | This is almost always | + | This is often caused by anti-virus software |
It could also mean that the remote computer itself decided to drop the connection abruptly, or that the network connection failed unexpectedly (or that the user dropped the network connection manually). | It could also mean that the remote computer itself decided to drop the connection abruptly, or that the network connection failed unexpectedly (or that the user dropped the network connection manually). | ||
- | {{tag> | + | The only thing that is certain is that the problem is not caused directly by VPOP3, since Windows would give a different error code if VPOP3 was closing the connection. |
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+ | The simplest way to diagnose the problem is to gradually turn off everything that could interfere with the connection, such as anti-virus software, anti-spam software, Internet security and firewall software on the VPOP3 computer, and to check any hardware firewall settings are not performing security checks on emails. Then, if the connection starts working at some point, you should know which piece of software/ | ||
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+ | If you are technical, and understand the TCP protocol, you can set up a packet sniffer (eg Wireshark) on the VPOP3 computer to see if the connection is being dropped outside the VPOP3 computer or within it. You may also be able to configure logging on your router/ | ||
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+ | See also : [[Timeout Problems When Sending or Receiving Attachments]] | ||
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+ | {{tag> |