|
4.3.1 |
Out-of-memory or out-of-disk space
condition on the Exchange email server. Potentially also
means out-of-file handles on IIS. |
|
4.3.2 |
Message deleted from a queue by the
administrator. |
| 4.4.1 / 2 |
Recipient's email server is experiencing
network problems. |
| 4.4.6 |
Recipient's email address is configured
in a loop: maximum hop count for a message has been
exceeded. Check the message address, DNS address, and
SMTP virtual servers to make sure that nothing is
causing the message to loop. |
| 4.4.7 |
Recipient's email server is not
available: Message expired. Message wait time in queue
exceeds limit. |
| 5.0.0 |
Generic message for no route is
available to deliver a message or failure. |
| 5.1.1 |
Recipient could not be resolved. Check
the destination addresses and resend the message.
Potentially e-mail account no longer exists on the
destination server. |
| 5.1.3 |
Bad address. |
| 5.2.1 |
Local mail system rejected message,
“over size” message. Check the recipient’s limits. |
| 5.2.3 |
Message too large. Potentially the
recipient mailbox is disabled due to exceeding mailbox
limit. |
| 5.3.3 |
The recipient's server has run out of
disk space to queue messages, possible SMTP protocol
error. |
| 5.4.0 |
Authoritative host not found. Check
message and DNS to ensure proper entry. Potential error
in smarthost entry or SMTP name lookup failure. |
| 5.4.4 |
No route found to next hop. Make sure
connectors are configured correctly and address spaces
exist for the message type. |
| 5.4.6 |
Categorizer problems with recipient.
Recipient may have alternate recipient specified looping
back to self. |
| 5.4.8 |
Looping condition detected. Server
trying to forward the message to itself. Check smarthost
configuration, FQDN name, DNS host and MX records, and
recipient policies. |
| 5.5.0 |
Generic SMTP protocol error: most common
cause for this is that you are trying to send email
without authenticating to the server first. See
the setup instructions on how to
set up your email to fix. |
| 5.5.2 |
SMTP protocol error for receiving out of
sequence SMTP protocol command verbs. Possible to low
disk space/memory of remote server. |
| 5.5.3 |
Too many recipients in the message.
Reduce number of recipients in message and resend. |
| 5.7.1 |
Access denied. Sender may not have
permission to send message to the recipient. Possible
unauthorized SMTP relay attempt from SMTP client. |