Outlook showing as disconnected when contacting to the exchange.

Cannot connect outlook to exchange server. its only affecting one user. internet access working fine.

Error message showing

"  Exchange server is offline and unavailable please ensure you are connected"

It flickers between connected to exchange and offline...
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run a command prompt and.

ping servername -t

and see if it misses many.
Internet can appear to work fine, but exchange can be a bit more picky about the connection dropping.
It may be a network card or cable issue.

I have also seen this happen on a slower computer with temp file overload, or a very fragmented ost file.

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