"James R. Kaufman" Jim Kauffman wrote in message
...

Bill, does that mean that the ports and security used by and IE browser
using
OWA are not the same as those used by Outlook2003 and 2007 when configured
for HTTP ? If they are different, what precisely should I ask my vendor
to
do?

I'm not familiar enough with Exchnage to say for sure. I believe the
mechanism is different. Ask in microsoft.public.exchange.admin.
--
Brian Tillman [MVP-Outlook]