Dear, I would like to ask about the best practice preventive maintenace for the Exchange Server 2007 i have CCR with two mailbox server , two CAS load balance , two EDGE I check the event log everyday , and they are monitored by the System Center Operation Manager , and do a schedule backup , and check the Best Practice Analyzer tool every two weeks , so i would like to know what should i do more , and what is defragment the database and how to do it , and what shoul be the schedule for each task I appreciate your efforts Regards,

HI, Please read below articles to understand Preventive Maintenance steps of Exchange Operations Management==================http://technet.microsoft.com/en-us/library/bb266969.aspx Exchange Server best practice and preventative maintenance====================================================http://www.markwilson.co.uk/blog/2005/02/exchange-server-best-practice-and.htm RegardsChinthaka

thanks for replying Chinthaka the link for Operation Manager is soo usefull , but the another link is for exchagne 2003 , and i have 2007 i appreciate your help but if there is similar link to exchange 2007 i will be so thankful . Regards,