{4}: The e-mail message couldn't be delivered because the delivery wasn't completed within the time limit configured by the administrator.
The e-mail address that is specified with the ExternalAddress parameter is already mapped to an internal address by another ...
The e-mail address that is specified with the InternalAddress parameter is already being rewritten by another address rewrite ...
The e-mail address you entered couldn't be found. Please check the recipient's e-mail address and try to resend the message. ...
The e-mail message couldn't be delivered because its format was damaged. Try creating a new message and sending it again. ...
The e-mail message couldn't be delivered because the delivery wasn't completed within the time limit configured by the administrator. ...
The e-mail message exceeded the maximum message size allowed by the recipient e-mail system. The sender should make the e-mail ...
The e-mail message exceeded the maximum message size allowed by the recipient mailbox. Reduce the size of the e-mail message ...
The e-mail message exceeded the maximum message size allowed by the recipient mailbox. The sender should make the e-mail ...
The e-mail message exceeded the maximum message size allowed by the recipient's e-mail system. Reduce the size of the e-mail ...