[Last Call] Learn about multicloud storage options and how to improve your company's cloud strategy. Register Now

x
?
Solved

SBS Exchange - 550-No Such User Here

Posted on 2008-10-08
1
Medium Priority
?
641 Views
Last Modified: 2012-05-05
SBS 2003
SBS Exchange

Everytime we email one of our clients we are getting the return message.

=======================================================
This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of
its recipients. The following addresses failed:

 <bransby_test@****************.com>

SMTP error from remote server after RCPT command:
host mail.r********************s.com[7*.**.1*.3*]:
550-Verification failed for <email@***********.co.uk>
550-No Such User Here
550 Sender verify failed
======================================================

Now this has happened for a while on the odd occasion but now its happening all the time.
I rebooted the server last night and it all came flooding in (The emails that is)
0
Comment
Question by:Bransby-IT
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
1 Comment
 
LVL 6

Accepted Solution

by:
Hardeep_Saluja earned 2000 total points
ID: 22674421
Hi Bransbay,

Firstly, Check if recipient filtering is enabled?? If yes.. u got the answer ..

Also, in these type of cases, most probably domain for  <email@***********.co.uk> is getting blocked at ISP end. Please contact your ISP for resolution of issue

let me know if have any further queries.
Thanks
0

Featured Post

Hire Technology Freelancers with Gigs

Work with freelancers specializing in everything from database administration to programming, who have proven themselves as experts in their field. Hire the best, collaborate easily, pay securely, and get projects done right.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

The main intent of this article is to make you aware of ‘Exchange fail to mount’ error, its effects, causes, and solution.
Here in this article, you will get a step by step guidance on how to restore an Exchange database to a recovery database. Get a brief on Recovery Database and how it can be used to restore Exchange database in this section!
The basic steps you have just learned will be implemented in this video. The basic steps are shown to configure an Exchange DAG in a live working Exchange Server Environment and manage the same (Exchange Server 2010 Software is used in a Windows Ser…
how to add IIS SMTP to handle application/Scanner relays into office 365.
Suggested Courses

650 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question