The email address that is specified with the ExternalAddress parameter is already mapped to an internal address by another address rewrite entry. If you want to map the same external address to multiple internal addresses, you must set the OutboundOnly parameter to $true for each address rewrite entry.
The Ehlo options for the client proxy target %1 did not match while setting up proxy for user %2 on inbound session %3. The ...
The Ehlo options for the inbound proxy target %1 did not match while setting up proxy for inbound session %2. The critical ...
The Ehlo options for the inbound proxy target %1 did not match while setting up proxy for inbound session %2. The non-critical ...
The email address "{0}" isn't correct. Please use this format: user name, the @ sign, followed by the domain name. For example, ...
The email address that is specified with the ExternalAddress parameter is already mapped to an internal address by another ...
The email address used for JournalingReportNdrTo is the same as the JournalEmailAddress in one or more journal rules. This ...
The email message couldn't be delivered because its format was damaged. Try creating a new message and sending it again. ...
The email message couldn't be delivered because the delivery wasn't completed within the time limit configured by the administrator. ...
The email message exceeded the maximum message size allowed by the recipient mailbox. Reduce the size of the message and ...