host yy.com [XXX.XXX.XXX.XXX] said: 550-Verification failed for 550-No such person at this address” 550 Sender verify failed (in reply to RCPT TO command)

PROBLEM WITH SHAREPOINT 2013 AND INTERNET EXPLORER 11
January 22, 2014
Exchange 2003 failing to start, Restoring while keeping latest mailbox store. Using eseutil /r /i
June 13, 2014