May 31, 2017

Same thing happened to me, and about the same timing. I've created app-specific passwords at least 4 times so far, trying to get it all back up and running. I did find that they work on the SMTP server if I try to send an email, but the IMAP connection to the incoming server … System Log Information Check the SMTP server name, or the network connection and configuration. SMTPC: refused connect by smtp server. Connection to the SMTP server is denied. This could be because server other than the SMTP server has been specified, or the specified SMTP server port number is incorrect. send-mailmessage unable to connect to remote server. Dec 06, 2018

Setup Your Own Simple SMTP Server — How To | by Coffman

The Simple Mail Transfer Protocol (SMTP) is the only standard protocol for sending mail messages over the Internet.. GemBox.Email enables you to work with the SMTP protocol in C# and VB.NET using an SmtpClient class. To learn about how to send an email and how to connect with some common SMTP … Error when you try to connect to Exchange Online by using Nov 18, 2019

[14/Jul/2019 14:50:43] Cannot connect to SMTP server . Messages will stay in the message queue. In such a situation, Message Queue in Kerio Connect Webadmin is full of emails with status 4.4.1 Cannot connect to host.

Fix: 421 cannot connect to SMTP Server - Let’s start by removing the account before letting Outlook reconfigure the settings … Connect to SMTP server (Java API forum at Coderanch) How does one connect to SMTP server to send email? I'm getting "recipient address rejected: access denied" and I think its because I'm not specifying login ID and password. When I look in the JavaMail api documentation I see information about how to connect for the purposes of … unable to connect to smtp server because of invalid Re: unable to connect to smtp server because of invalid credentials Post by Dima P. » Wed Apr 01, 2020 11:44 am 1 person likes this post Then this issue could be related to connectivity or ports.