Setting RPC over HTTP up on an Exchange Server is a bit convoluted, see of
this page helps:

http://www.msexchange.me.uk/rpchttpsproblems.htm
Microsoft Outlook - RPC over HTTPS problems

Hal
--
Hal Hostetler, CPBE --
Senior Engineer/MIS -- MS MVP-Print/Imaging -- WA7BGX
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"Nick" wrote in message
...
Im trying to configure RPC over HTTP but the fields are grayed out.

I recall there is a registry hack to enable this feature, but am having
trouble find it.

I am running Outlook 2003 and Exchange 2003

Thanks