In case you are getting 0x800ccc0b error whereas sending an e-mail then it is best to first verify the server configuration data in MS-Outlook. On this case of error, usually consumer not capable of ship the e-mail as a result of the 0x800ccc0b error in Outlook usually happens as a consequence of fallacious SMTP server particulars.
Error Message: An unknown error has occurred. Account: ‘ email@example.com’, Server: ‘mail.yourdomain.com’, Protocol: SMTP, Port: 25, Safe (SSL): No, Error Quantity: 0x800CCC0B
Take a look at the straightforward resolution to repair the ship/obtain Outlook error 0x800ccc0b.
Click on on the “Account Settings” underneath the “Instruments” menu.