|
|
|||
Home | Troubleshooting | Quick Setup | Cisco How to | Data Recovery | Forums | Blog | IT Exam Practice | Services | About Us | Chicagotech MVP | Search | Contact Us | |
|
How to troubleshoot NDRs with 5.7.1 and 5.7.3 error codes
Possible Causes:
1. DNS lookup failed
2. The sender of the message does not have the privileges required to complete delivery.
3. You are trying to relay your mail through another SMTP server and it does not permit you to relay.
4. The recipient might have mailbox delivery restrictions enabled.
5. Make sure you mail server is no on a spam list.
Post your questions, comments, feedbacks and suggestions Related Topics Symptoms
Resolutions
Case Study Previous Page Next Page |
|
|
This web is provided "AS IS" with no warranties.
Copyright © 2002-2018
ChicagoTech.net,
All rights reserved. Unauthorized reproduction forbidden.