troubleshooting Question

Sending SMTP email via Office 365 results in error: 5.4.1 Recipient address rejected: Access denied [].

Avatar of canuckconsulting
canuckconsultingFlag for United Kingdom of Great Britain and Northern Ireland asked on
ExchangeMicrosoft 365
7 Comments1 Solution224 ViewsLast Modified:
Sending emails via SMTP using Office 365 resulting in an error of  5.4.1 Recipient address rejected: Access denied [].  This occurs for four of our > 100 users and only when sending mail via SMTP.  

Join the community to see this answer!
Join our exclusive community to see this answer & millions of others.
Unlock 1 Answer and 7 Comments.
Join the Community
Learn from the best

Network and collaborate with thousands of CTOs, CISOs, and IT Pros rooting for you and your success.

Andrew Hancock - VMware vExpert
See if this solution works for you by signing up for a 7 day free trial.
Unlock 1 Answer and 7 Comments.
Try for 7 days

”The time we save is the biggest benefit of E-E to our team. What could take multiple guys 2 hours or more each to find is accessed in around 15 minutes on Experts Exchange.

-Mike Kapnisakis, Warner Bros