I have set up postfix and dovecot with roundcube on my Ubuntu 18.04 server and I can now receive emails to my server but I can't seem to send mail to

May 08, 2012 · The mail could not be sent to the recipients because of the mail server failure. (Sending Mail using Account 4 (2012-05-04T16:52:22). Exception Message: Cannot send mails to mail server. (The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.1 Client was not authenticated). Mar 12, 2020 · Check your Outbox and try to send the email again with these steps: In Mail, tap Mailboxes in the upper-left corner. Verify that you are using the right SMTP server for the email address. Most of the time you cannot send messages from one account provider using another account provider's service. For example, you cannot send a mail from "joe@gmail.com" through Yahoo's SMTP server. Verify that your outgoing email is not being blocked If you have determined that some but not all profiles can send mail, then you may have problems with the Database Mail accounts used by the problem profiles. To determine which accounts are successful in sending mail, execute the following statement:

Jan 12, 2018 · We have a dedicated server and we cannot send emails to hotmail.com users Lets say our domain name is example.com PROBLEM EXPLANATION - If a Hotmail user sends email to user@example.com, the email is received without any problems - If user@example.com replies to any email received from any Send Multiple E-mails Operation Name Send Multiple E-mails Function Overview Based on the contents of the input data, send mail to SMTP server. Data Model Data model of this type of component is table model type. Properties For information about using variables, refer to "variables". Basic settings ASP Projects for $10 - $30. Hello, I have transfer my ASP CDO file to send mails to my new godaddy shared ASP (windows) server. I use the smtp server with login info of my godaddy email account in it but it does not send emai

Oct 22, 2019 · The mail could not be sent to the recipients because of the mail server failure. (Sending Mail using Account 1 (2013-09-03T23:30:45). Exception Message: Cannot send mails to mail server. (The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at).)

Outlook cannot connect to your mail server ? Tags: smtp , POP , POP3 , IMAP , port , e-mail , Outlook When setting up Outlook, or after ISP network changes, it is a common annoyance to be unable to send/receive email with a message of this type: "Outlook cannot connect to your outgoing (SMTP) e-mail server. Jun 30, 2018 · The mail could not be sent to the recipients because of the mail server failure. (Sending Mail using Account 4 (2018-08-23T23:57:04). Exception Message: Cannot send mails to mail server. (The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at).) Cannot send mail from iRedMail server to other domains except itself (Page 1) — iRedMail Support — iRedMail — Works on Red Hat Enterprise Linux, CentOS, Debian, Ubuntu, FreeBSD, OpenBSD