Scenario: After a server reboot, you notice that the Content Index State is showing Unknown.
Solution:
Stop the MSExchangeFastSearch & HostControllerService on the Exchange Server.
Start the MSExchangeFastSearch & HostControllerService on the Exchange server.
Ex-Shell 
I agree with your site and I’ll be back to check it more in the future so please continue your work. I enjoy your content & the way that you write. It looks like you’ve been doing this for a while now… thanks
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hello!,I really like your writing very so much!
share we keep in touch extra about your post on AOL? I require a specialist on this space to resolve my problem.
Maybe that is you! Looking forward to look you.
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