Check your internet connection. Yup. It happens. So first of all, be sure that you’re connected to the …

To connect to an SMTP server by using Telnet on port 25, you need to use the fully-qualified domain name (FQDN) (for example, mail.contoso.com) or the IP address of the SMTP server. If you don't know the FQDN or IP address, you can use the Nslookup command-line tool to find the MX record for the destination domain. Fix: 421 cannot connect to SMTP Server - Appuals.com 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 …

SMTP server name smtp.office365.com. SMTP port 587. SMTP encryption method STARTTLS. Enable POP access in Outlook.com. If you're trying to connect another email account to Outlook.com using POP, you might need to change certain mail provider settings to enable a …

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

System Log Information

Dec 06, 2018 SMTP Client connection from C# / VB.NET applications