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Resolving Outlook Express Error 800ccc0e

This page will help you resolve Outlook Express error 800ccc0e (connection to server failed). Find the example that matches the protocol listed in your error message (POP3 or SMTP) then read about common causes of these error messages.

1. Error Message: 800ccc0e - Protocol: SMTP

   

   This error message tells us "The connection to the server has failed". The message also tells us that the "Protocol" is "SMTP".

   The most common cause of this error for the SMTP protocol is blocking of the SMTP port by your ISP or network administrator. You can usually avoid this error by changing your SMTP port from "25" to "8025". See the end of the Outlook Express - Setup Tutorial for details describing where to change your "Outgoing mail (SMTP)" server port number.

   Other causes of this error are usually FIREWALL related and generally indicate a local computer or network configuration problem. Use the "telnet" tool on your computer to confirm that your computer can connect to the SMTP "Port" listed in the error message.

   

2. Error Message: 800ccc0e - Protocol: POP3

   

   This error message tells us "The connection to the server has failed". The message also tells us that the "Protocol" is "POP3".

   The most common cause of this error for the POP3 protocol is blocking of the POP3 port by your ISP or network administrator. You can usually avoid this error by confirming your POP3 port is set to "110". See the end of the Outlook Express - Setup Tutorial for details describing where to change your "Incoming mail (POP3)" server port number.

   Other causes of this error are usually FIREWALL related and generally indicate a local computer or network configuration problem. Use the "telnet" tool on your computer to confirm that your computer can connect to the POP3 "Port" listed in the error message.