With the recent AutoSSL issues and the US holiday, we are currently experiencing a higher than usual ticket volume and as a result there may be delays before we can reply to your ticket. Please feel free to reference the information available in our Forums, Documentation, and Knowledge Base in the meantime and we thank you in advance for your continued patience.

Skip to main content

"SMTP AUTH is required for message submission on port 587" error when trying to send mail

Shoshana Billik
  • Updated

Symptoms

You try to send a message from your local email client using your cPanel server as the outgoing mail server. You receive an error in the client and observe this error in the Exim mail log on the server:

SMTP AUTH is required for message submission on port 587

 

Description 

This error can appear when the local email client is not properly configured to authenticate using SMTP authentication.

 

Workaround

Configure the email client for SMTP authentication, or send the message directly from Webmail on the server.

Related articles

Comments

0 comments

Article is closed for comments.