I find that this only fails on the Outlook 2007 version. All users using the
Outlook 2003 version work properly.

"Milly Staples [MVP - Outlook]" wrote:

Re-post to microsoft.public.exchange.admin for this issue - it is not related to Outlook as the Out of Office is a server operation.

--
Milly Staples [MVP - Outlook]

Post all replies to the group to keep the discussion intact. All
unsolicited mail sent to my personal account will be deleted without
reading.

After furious head scratching, TDBROWNING asked:

| I installed a new Exchange 2007 server. I have noticed that some
| users try to setup an Out Of Office Assistant message but the error
| "Server Is Unavailable" keeps popping up.