Outlook is not connecting with exchange 2010 , but its working through web access means owa......

hello,

my network :-

Domain controller - os windows 2008  std R2
Exchange             - os windows 2008 std R2/  exchange 2010.

newly installed network.
oulook was connecting and owa also ...

from yesterday , the outlook stopped connecting to exchange  and owa is working perfect still.

error is  " cannot open your default email folders. microsoft exchange is not available .Either there are network problems or the exchange computer is down for maintanance.








prologixmeAsked:
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prologixmeAuthor Commented:
the error is attached.
exchange-error.JPG
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Will SzymkowskiSenior Solution ArchitectCommented:
Does this happen to every mailbox you try and open? If not, I would look at the permissions of the mailbox that you are trying to open.
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endital1097Commented:
make sure that the microsoft exchange rpc client access service is running
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prologixmeAuthor Commented:
it is  ahppening with all mail box
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endital1097Commented:
all outlook connections are made thru the cas server via the rpc client access service, verify that this service is running
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prologixmeAuthor Commented:
its working perfect now....
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