Dear All, I have set the owa is keep monitoring by http://www.uptimerobot.com/ , sometime aleart occur the OWA is down for few mins, however I have checked the applciation log or event log , it haven't show any releate log about OWA.How can I trouble shoot on it ? Thanks and Regards, Ricky

It's hard to say without knowing what uptimerobot does. That's what I'd do if I were you, figure out what it does and then see if what it's reporting is a real error or not.Ed Crowley MVP "There are seldom good technological solutions to behavioral problems."

It's hard to say without knowing what uptimerobot does. That's what I'd do if I were you, figure out what it does and then see if what it's reporting is a real error or not.Ed Crowley MVP "There are seldom good technological solutions to behavioral problems."

Hi Ricky, Maybe there is something hint in the IIS log, please check it. Managing Exchange Server 2007 log files http://www.msexchange.org/articles_tutorials/exchange-server-2007/management-administration/managing-exchange-server-2007-log-files-part2.html Frank Wang TechNet Community Support

Hi Ricky, Maybe there is something hint in the IIS log, please check it. Managing Exchange Server 2007 log files http://www.msexchange.org/articles_tutorials/exchange-server-2007/management-administration/managing-exchange-server-2007-log-files-part2.html Frank Wang TechNet Community Support

Hi Ricky, Any updates?Frank Wang TechNet Community Support